Auto commit for release 'develop' on 2024-07-20

Bumps [sass](https://github.com/sass/dart-sass) from 1.77.6 to 1.77.8.
- [Release notes](https://github.com/sass/dart-sass/releases)
- [Changelog](https://github.com/sass/dart-sass/blob/main/CHANGELOG.md)
- [Commits](https://github.com/sass/dart-sass/compare/1.77.6...1.77.8)

---
updated-dependencies:
- dependency-name: sass
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

.ci/php-cs-fixer/.php-cs-fixer.php

@@ -19,6 +19,8 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
+use PhpCsFixer\Runner\Parallel\ParallelConfigFactory;
+
 $current = __DIR__;
 
 $paths = [
@@ -35,6 +37,7 @@ $finder = PhpCsFixer\Finder::create()
 
 
 $config = new PhpCsFixer\Config();
+$config->setParallelConfig(ParallelConfigFactory::detect());
 return $config->setRules(
     [
         // rule sets

.env.example

@@ -299,27 +299,6 @@ DKR_BUILD_LOCALE=false
 # Won't significantly speed up things.
 DKR_CHECK_SQLITE=true
 
-# Run database creation and migration commands. Disable this only if you're 100% sure the DB exists
-# and is up to date.
-DKR_RUN_MIGRATION=true
-
-# Run database upgrade commands. Disable this only when you're 100% sure your DB is up-to-date
-# with the latest fixes (outside of migrations!)
-DKR_RUN_UPGRADE=true
-
-# Verify database integrity. Includes all data checks and verifications.
-# Disabling this makes Firefly III assume your DB is intact.
-DKR_RUN_VERIFY=true
-
-# Run database reporting commands. When disabled, Firefly III won't go over your data to report current state.
-# Disabling this should have no impact on data integrity or safety but it won't warn you of possible issues.
-DKR_RUN_REPORT=true
-
-# Generate OAuth2 keys.
-# When disabled, Firefly III won't attempt to generate OAuth2 Passport keys. This won't be an issue, IFF (if and only if)
-# you had previously generated keys already and they're stored in your database for restoration.
-DKR_RUN_PASSPORT_INSTALL=true
-
 # Leave the following configuration vars as is.
 # Unless you like to tinker and know what you're doing.
 APP_NAME=FireflyIII

.github/workflows/close-duplicates.yml

@@ -13,7 +13,7 @@ jobs:
   close_duplicates:
     runs-on: ubuntu-latest
     steps:
-      - uses: github/command@v1.1.1
+      - uses: github/command@v1.2.0
         id: command
         with:
           allowed_contexts: "issue"

.github/workflows/release.yml

@@ -8,7 +8,7 @@ on:
         required: true
         default: 'develop'
   schedule:
-    - cron: '0 3 * * MON,THU'
+    - cron: '0 3 * * MON'
 
 jobs:
   build:
@@ -39,7 +39,7 @@ jobs:
           php-version: '8.3'
           extensions: mbstring, intl, zip, bcmath
       - name: crowdin action
-        uses: crowdin/github-action@v1
+        uses: crowdin/github-action@v2
         with:
           upload_sources: true
           download_translations: true
@@ -67,6 +67,15 @@ jobs:
         env:
           FIREFLY_III_ROOT: /github/workspace
           GH_TOKEN: ${{ secrets.CHANGELOG_TOKEN }}
+      - name: "Create THANKS.md"
+        id: thank-you
+        uses: JC5/firefly-iii-dev@main
+        with:
+          action: 'ff3:thank-you'
+          output: ''
+        env:
+          FIREFLY_III_ROOT: /github/workspace
+          GH_TOKEN: ''
       - name: Extract changelog
         id: extract-changelog
         uses: JC5/firefly-iii-dev@main
@@ -116,9 +125,9 @@ jobs:
       - name: Build JS
         run: |
           npm install
-          npm update
           npm run prod  --workspace=v1
           npm run build --workspace=v2
+          npm update
       - name: Run CI
         run: |
           rm -rf vendor composer.lock
@@ -245,7 +254,7 @@ jobs:
             echo '' >> output.txt
             echo "* Installation instructions for [Docker](https://docs.firefly-iii.org/how-to/firefly-iii/installation/docker/), [Portainer](https://docs.firefly-iii.org/how-to/firefly-iii/installation/portainer/), [Kubernetes](https://docs.firefly-iii.org/how-to/firefly-iii/installation/kubernetes/) or [self-managed servers](https://docs.firefly-iii.org/how-to/firefly-iii/installation/self-managed/)" >> output.txt
             echo "* Or read the upgrade instructions for [Docker](https://docs.firefly-iii.org/how-to/firefly-iii/upgrade/docker/), [Kubernetes](https://docs.firefly-iii.org/how-to/firefly-iii/upgrade/kubernetes/) or [self-managed servers](https://docs.firefly-iii.org/how-to/firefly-iii/upgrade/self-managed/)" >> output.txt
-            echo "* The releases are signed, and you can verify them using the [Firefly III releases PGP key](https://docs.firefly-iii.org/explanation/more-information/signatures/)."
+            echo "* The releases are signed, and you can verify them using the [Firefly III releases PGP key](https://docs.firefly-iii.org/explanation/more-information/signatures/)." >> output.txt
 
             echo "Create default release."
             git tag -a $releaseName -m "Here be changelog"

THANKS.md

@@ -0,0 +1,194 @@
+# Thank you! :tada: :heart: :tada:
+
+Over time, many people have contributed to Firefly III. Their efforts are not always visible, but always remembered and appreciated.
+Please find below all the people who contributed to the Firefly III code. Their names are mentioned in the year of their first contribution.
+
+## 2024
+- Steve Wasiura
+- imlonghao
+- Rahman Yusuf
+- Michael Thomas
+- WardenJakx
+- kuilin
+- Stevie Robinson
+- luzpaz
+- Lemuel Roberto Bonifácio
+- maureenferreira
+
+## 2023
+- tieu1991
+- Maxco10
+- zqye
+- Mateus Pereira
+- josephbadow
+- Christian Desktop
+- Edgars
+- Hannah K
+- noxonad
+- Kaijia Feng
+- Marc Ordinas i Llopis
+- Kuba Turek
+- Julien Stébenne
+
+## 2022
+- Johannes Zellner
+- Janne Heß
+- charlesteets
+- Nathan PERIER
+- Jan Willhaus
+- canoine
+- Rick Cuddy
+- James
+- Hugo Meyronneinc
+- naveen
+- neilnaveen
+- naveensrinivasan
+- Federico Micelli
+- George Hahn
+
+## 2021
+- StillLoading
+- Igor Rzegocki
+- Lorenzo Breda
+- Hosh
+- Flightkick
+- alex6480
+- VREEdom
+- Hamza FADIL
+- Kasper Læssø Sørensen
+- Alex
+- Jeroen De Meerleer
+- Ruben van Erk
+- Fabian Zimmermann
+- Mirko Berger
+- KaihatsuOnline
+- MihataBG
+
+## 2020
+- Hannes Körber
+- Julien Cassagne
+- bu4ak
+- Viktor Yakovlev
+- Oliver Kaufmann
+- Arvind Chembarpu
+- GrayStrider
+- psychowood
+- Hosh Sadiq
+- emansih
+- Aniruddha Maru
+- johnny
+- sephrat
+- bpatath
+- Florian Dupret
+- Maxim Kurbatov
+- Lucas Guima
+- Sandro
+- Ruben Verhoef
+- Daniel Idzerda
+- Calum Smith
+- Agraphie
+- Tomer Shvueli
+- Tomer S
+
+## 2019
+- Pascal Jungblut
+- Justyn Shull
+- Timendum
+- Nicolas Lœuillet
+- Dominic Guhl
+- Melroy van den Berg
+- Henning Stein
+- Jan Klepek
+- Jonathan
+- Geoffrey “Frogeye” Preud'homme
+- Michael Fix
+- Juraj Mlich
+- Eddybrando Vásquez
+- hulloanson
+- Will Rouesnel
+- lastlink
+- Mr. Funk
+- Simon Taddiken
+- Joris
+- Bastiaan Nijkamp
+
+## 2018
+- a1ex4
+- Daniel Quah
+- Marco Lourenço
+- Dennis Enderink
+- Luca Bognolo
+- Mike Conway
+- Ben
+- Mathieu Post
+- George Hertz
+- HamuZ HamuZ
+- David Meiseles
+- Erik Gelderblom
+- Luca Vallerini
+- Clemens Wijnekus
+- Jacob Weisz
+- Mateusz Gozdek
+- anmol26s
+- Kevin Hellemun
+- Shashank M Chakravarthy
+- Nico Schreiner
+- Paul Sohier
+- Brenden Conte
+- Ben Yanke
+- Andrew Prokhorenkov
+- devlearner
+- Kelvin
+- J'informatique
+
+## 2017
+- Victor Mosin
+- Justin
+- Hugo van Duijn
+- Lukas Winkler
+- Marcin Szymanski
+- Jens Kat
+- koziolek
+- jleeong
+- Simon Hanna
+- richard & xeli.eu
+- Sergey Besedin
+- Welbert Serra
+- Joris de Vries
+- Patrick Kostjens
+- Enrico Lamperti
+- Christian Musa
+- Enno Lohmeier
+
+## 2016
+- Sander
+- Toon Schoenmakers
+- Telyn
+- Sander Kleykens
+- Tom van der Werf
+- Matthew Peck
+- Sander Mulders
+- Bonno Nachtegaal-Karels
+- Niek Haarman
+- Edwin
+- Thijs Alkemade
+- zjean
+- Graham Miller
+- Robert Horlings
+- leander091
+
+## 2015
+- Antonio Spinelli
+- Colin O'Dell
+- RonaldvanMeer
+- Richard Ebbers
+- Balazs Varkonyi
+- Niek van der Kooy
+- Ilya Kil
+
+## 2014
+- Stewart Malik
+- Graham Campbell
+
+
+Thank you for all your support!

app/Api/V1/Controllers/User/PreferencesController.php

@@ -32,6 +32,7 @@ use FireflyIII\Models\Preference;
 use FireflyIII\Transformers\PreferenceTransformer;
 use Illuminate\Http\JsonResponse;
 use Illuminate\Pagination\LengthAwarePaginator;
+use Illuminate\Support\Collection;
 use League\Fractal\Pagination\IlluminatePaginatorAdapter;
 use League\Fractal\Resource\Collection as FractalCollection;
 use League\Fractal\Resource\Item;
@@ -97,6 +98,32 @@ class PreferencesController extends Controller
         return response()->json($manager->createData($resource)->toArray())->header('Content-Type', self::CONTENT_TYPE);
     }
 
+    /**
+     * TODO This endpoint is not documented.
+     *
+     * Return a single preference by name.
+     */
+    public function showList(Collection $collection): JsonResponse
+    {
+        $manager     = $this->getManager();
+        $count       = $collection->count();
+        $pageSize    = $this->parameters->get('limit');
+        $preferences = $collection->slice(($this->parameters->get('page') - 1) * $pageSize, $pageSize);
+
+        // make paginator:
+        $paginator   = new LengthAwarePaginator($preferences, $count, $pageSize, $this->parameters->get('page'));
+        $paginator->setPath(route('api.v1.preferences.show-list').$this->buildParams());
+
+        /** @var PreferenceTransformer $transformer */
+        $transformer = app(PreferenceTransformer::class);
+        $transformer->setParameters($this->parameters);
+
+        $resource    = new FractalCollection($preferences, $transformer, self::RESOURCE_KEY);
+        $resource->setPaginator(new IlluminatePaginatorAdapter($paginator));
+
+        return response()->json($manager->createData($resource)->toArray())->header('Content-Type', self::CONTENT_TYPE);
+    }
+
     /**
      * This endpoint is documented at:
      * https://api-docs.firefly-iii.org/?urls.primaryName=2.0.0%20(v1)#/preferences/storePreference

app/Api/V1/Requests/Models/Account/StoreRequest.php

@@ -63,7 +63,7 @@ class StoreRequest extends FormRequest
             'order'                   => $this->convertInteger('order'),
             'currency_code'           => $this->convertString('currency_code'),
             'virtual_balance'         => $this->convertString('virtual_balance'),
-            'iban'                    => $this->convertString('iban'),
+            'iban'                    => $this->convertIban('iban'),
             'BIC'                     => $this->convertString('bic'),
             'account_number'          => $this->convertString('account_number'),
             'account_role'            => $this->convertString('account_role'),

app/Api/V1/Requests/Models/Account/UpdateRequest.php

@@ -51,7 +51,7 @@ class UpdateRequest extends FormRequest
             'include_net_worth'       => ['include_net_worth', 'boolean'],
             'account_type_name'       => ['type', 'convertString'],
             'virtual_balance'         => ['virtual_balance', 'convertString'],
-            'iban'                    => ['iban', 'convertString'],
+            'iban'                    => ['iban', 'convertIban'],
             'BIC'                     => ['bic', 'convertString'],
             'account_number'          => ['account_number', 'convertString'],
             'account_role'            => ['account_role', 'convertString'],

app/Api/V1/Requests/Models/Attachment/StoreRequest.php

@@ -58,7 +58,7 @@ class StoreRequest extends FormRequest
         $models = config('firefly.valid_attachment_models');
         $models = array_map(
             static function (string $className) {
-                return str_replace('FireflyIII\\Models\\', '', $className);
+                return str_replace('FireflyIII\Models\\', '', $className);
             },
             $models
         );

app/Api/V1/Requests/Models/Attachment/UpdateRequest.php

@@ -60,7 +60,7 @@ class UpdateRequest extends FormRequest
         $models = config('firefly.valid_attachment_models');
         $models = array_map(
             static function (string $className) {
-                return str_replace('FireflyIII\\Models\\', '', $className);
+                return str_replace('FireflyIII\Models\\', '', $className);
             },
             $models
         );

app/Api/V1/Requests/Models/Transaction/StoreRequest.php

@@ -103,14 +103,14 @@ class StoreRequest extends FormRequest
                 // source of transaction. If everything is null, assume cash account.
                 'source_id'             => $this->integerFromValue((string)$object['source_id']),
                 'source_name'           => $this->clearString((string)$object['source_name']),
-                'source_iban'           => $this->clearString((string)$object['source_iban']),
+                'source_iban'           => $this->clearIban((string)$object['source_iban']),
                 'source_number'         => $this->clearString((string)$object['source_number']),
                 'source_bic'            => $this->clearString((string)$object['source_bic']),
 
                 // destination of transaction. If everything is null, assume cash account.
                 'destination_id'        => $this->integerFromValue((string)$object['destination_id']),
                 'destination_name'      => $this->clearString((string)$object['destination_name']),
-                'destination_iban'      => $this->clearString((string)$object['destination_iban']),
+                'destination_iban'      => $this->clearIban((string)$object['destination_iban']),
                 'destination_number'    => $this->clearString((string)$object['destination_number']),
                 'destination_bic'       => $this->clearString((string)$object['destination_bic']),
 

app/Api/V2/Controllers/Autocomplete/AccountController.php

@@ -28,22 +28,21 @@ use FireflyIII\Api\V2\Controllers\Controller;
 use FireflyIII\Api\V2\Request\Autocomplete\AutocompleteRequest;
 use FireflyIII\Exceptions\FireflyException;
 use FireflyIII\Models\Account;
-use FireflyIII\Models\AccountType;
-use FireflyIII\Repositories\Account\AccountRepositoryInterface;
-use FireflyIII\Repositories\UserGroups\Account\AccountRepositoryInterface as AdminAccountRepositoryInterface;
-use FireflyIII\Support\Http\Api\AccountFilter;
+use FireflyIII\Models\AccountBalance;
+use FireflyIII\Models\TransactionCurrency;
+use FireflyIII\Repositories\UserGroups\Account\AccountRepositoryInterface;
+use FireflyIII\Support\Http\Api\ExchangeRateConverter;
 use Illuminate\Http\JsonResponse;
+use Illuminate\Support\Facades\Log;
 
 /**
  * Class AccountController
  */
 class AccountController extends Controller
 {
-    use AccountFilter;
-
-    private AdminAccountRepositoryInterface $adminRepository;
-    private array                           $balanceTypes;
-    private AccountRepositoryInterface      $repository;
+    private AccountRepositoryInterface $repository;
+    private TransactionCurrency        $default;
+    private ExchangeRateConverter      $converter;
 
     /**
      * AccountController constructor.
@@ -53,83 +52,88 @@ class AccountController extends Controller
         parent::__construct();
         $this->middleware(
             function ($request, $next) {
-                $this->repository      = app(AccountRepositoryInterface::class);
-                $this->adminRepository = app(AdminAccountRepositoryInterface::class);
-
-                $userGroup             = $this->validateUserGroup($request);
-                if (null !== $userGroup) {
-                    $this->adminRepository->setUserGroup($userGroup);
-                }
+                $userGroup        = $this->validateUserGroup($request);
+                $this->repository = app(AccountRepositoryInterface::class);
+                $this->repository->setUserGroup($userGroup);
+                $this->default    = app('amount')->getDefaultCurrency();
+                $this->converter  = app(ExchangeRateConverter::class);
 
                 return $next($request);
             }
         );
-        $this->balanceTypes = [AccountType::ASSET, AccountType::LOAN, AccountType::DEBT, AccountType::MORTGAGE];
     }
 
     /**
-     * Documentation for this endpoint:
-     * TODO list of checks
-     * 1. use dates from ParameterBag
-     * 2. Request validates dates
-     * 3. Request includes user_group_id
-     * 4. Endpoint is documented.
-     * 5. Collector uses user_group_id
-     *
-     * @throws FireflyException
-     * @throws FireflyException
+     * Documentation: https://api-docs.firefly-iii.org/?urls.primaryName=2.1.0%20(v2)#/autocomplete/getAccountsAC
      */
     public function accounts(AutocompleteRequest $request): JsonResponse
     {
-        $data            = $request->getData();
-        $types           = $data['types'];
-        $query           = $data['query'];
-        $date            = $this->parameters->get('date') ?? today(config('app.timezone'));
-        $result          = $this->adminRepository->searchAccount((string)$query, $types, $data['limit']);
-        $defaultCurrency = app('amount')->getDefaultCurrency();
-        $groupedResult   = [];
-        $allItems        = [];
+        $queryParameters = $request->getParameters();
+        $result          = $this->repository->searchAccount($queryParameters['query'], $queryParameters['account_types'], $queryParameters['size']);
+        $return          = [];
 
         /** @var Account $account */
         foreach ($result as $account) {
-            $nameWithBalance = $account->name;
-            $currency        = $this->repository->getAccountCurrency($account) ?? $defaultCurrency;
-
-            if (in_array($account->accountType->type, $this->balanceTypes, true)) {
-                $balance         = app('steam')->balance($account, $date);
-                $nameWithBalance = sprintf('%s (%s)', $account->name, app('amount')->formatAnything($currency, $balance, false));
-            }
-            $type            = (string)trans(sprintf('firefly.%s', $account->accountType->type));
-            $groupedResult[$type] ??= [
-                'group ' => $type,
-                'items'  => [],
-            ];
-            $allItems[]      = [
-                'id'                      => (string)$account->id,
-                'value'                   => (string)$account->id,
-                'name'                    => $account->name,
-                'name_with_balance'       => $nameWithBalance,
-                'label'                   => $nameWithBalance,
-                'type'                    => $account->accountType->type,
-                'currency_id'             => (string)$currency->id,
-                'currency_name'           => $currency->name,
-                'currency_code'           => $currency->code,
-                'currency_symbol'         => $currency->symbol,
-                'currency_decimal_places' => $currency->decimal_places,
-            ];
+            $return[] = $this->parseAccount($account);
         }
 
-        usort(
-            $allItems,
-            static function (array $left, array $right): int {
-                $order    = [AccountType::ASSET, AccountType::REVENUE, AccountType::EXPENSE];
-                $posLeft  = (int)array_search($left['type'], $order, true);
-                $posRight = (int)array_search($right['type'], $order, true);
+        return response()->json($return);
+    }
 
-                return $posLeft - $posRight;
+    private function parseAccount(Account $account): array
+    {
+        $currency = $this->repository->getAccountCurrency($account);
+
+        return [
+            'id'    => (string) $account->id,
+            'title' => $account->name,
+            'meta'  => [
+                'type'                    => $account->accountType->type,
+                'currency_id'             => null === $currency ? null : (string) $currency->id,
+                'currency_code'           => $currency?->code,
+                'currency_symbol'         => $currency?->symbol,
+                'currency_decimal_places' => $currency?->decimal_places,
+                'account_balances'        => $this->getAccountBalances($account),
+            ],
+        ];
+    }
+
+    private function getAccountBalances(Account $account): array
+    {
+        $return   = [];
+        $balances = $this->repository->getAccountBalances($account);
+
+        /** @var AccountBalance $balance */
+        foreach ($balances as $balance) {
+            try {
+                $return[] = $this->parseAccountBalance($balance);
+            } catch (FireflyException $e) {
+                Log::error(sprintf('Could not parse convert account balance: %s', $e->getMessage()));
             }
-        );
+        }
 
-        return response()->json($allItems);
+        return $return;
+    }
+
+    /**
+     * @throws FireflyException
+     */
+    private function parseAccountBalance(AccountBalance $balance): array
+    {
+        $currency = $balance->transactionCurrency;
+
+        return [
+            'title'                          => $balance->title,
+            'native_amount'                  => $this->converter->convert($currency, $this->default, today(), $balance->balance),
+            'amount'                         => app('steam')->bcround($balance->balance, $currency->decimal_places),
+            'currency_id'                    => (string) $currency->id,
+            'currency_code'                  => $currency->code,
+            'currency_symbol'                => $currency->symbol,
+            'currency_decimal_places'        => $currency->decimal_places,
+            'native_currency_id'             => (string) $this->default->id,
+            'native_currency_code'           => $this->default->code,
+            'native_currency_symbol'         => $this->default->symbol,
+            'native_currency_decimal_places' => $this->default->decimal_places,
+        ];
     }
 }

app/Api/V2/Controllers/Autocomplete/CategoryController.php

@@ -45,11 +45,7 @@ class CategoryController extends Controller
         $this->middleware(
             function ($request, $next) {
                 $this->repository = app(CategoryRepositoryInterface::class);
-
-                $userGroup        = $this->validateUserGroup($request);
-                if (null !== $userGroup) {
-                    $this->repository->setUserGroup($userGroup);
-                }
+                $this->repository->setUserGroup($this->validateUserGroup($request));
 
                 return $next($request);
             }
@@ -57,23 +53,18 @@ class CategoryController extends Controller
     }
 
     /**
-     *  Documentation for this endpoint:
-     *  TODO list of checks
-     *  1. use dates from ParameterBag
-     *  2. Request validates dates
-     *  3. Request includes user_group_id
-     *  4. Endpoint is documented.
-     *  5. Collector uses user_group_id
+     * Documentation: https://api-docs.firefly-iii.org/?urls.primaryName=2.1.0%20(v2)#/autocomplete/getCategoriesAC
      */
     public function categories(AutocompleteRequest $request): JsonResponse
     {
-        $data     = $request->getData();
-        $result   = $this->repository->searchCategory($data['query'], $this->parameters->get('limit'));
-        $filtered = $result->map(
+        $queryParameters = $request->getParameters();
+        $result          = $this->repository->searchCategory($queryParameters['query'], $queryParameters['size']);
+        $filtered        = $result->map(
             static function (Category $item) {
                 return [
-                    'id'   => (string)$item->id,
-                    'name' => $item->name,
+                    'id'    => (string)$item->id,
+                    'title' => $item->name,
+                    'meta'  => [],
                 ];
             }
         );

app/Api/V2/Controllers/Autocomplete/TagController.php

@@ -45,11 +45,7 @@ class TagController extends Controller
         $this->middleware(
             function ($request, $next) {
                 $this->repository = app(TagRepositoryInterface::class);
-
-                $userGroup        = $this->validateUserGroup($request);
-                if (null !== $userGroup) {
-                    $this->repository->setUserGroup($userGroup);
-                }
+                $this->repository->setUserGroup($this->validateUserGroup($request));
 
                 return $next($request);
             }
@@ -57,25 +53,20 @@ class TagController extends Controller
     }
 
     /**
-     *  Documentation for this endpoint:
-     *  TODO list of checks
-     *  1. use dates from ParameterBag
-     *  2. Request validates dates
-     *  3. Request includes user_group_id
-     *  4. Endpoint is documented.
-     *  5. Collector uses user_group_id
+     * Documentation: https://api-docs.firefly-iii.org/?urls.primaryName=2.1.0%20(v2)#/autocomplete/getTagsAC
      */
     public function tags(AutocompleteRequest $request): JsonResponse
     {
-        $data     = $request->getData();
-        $result   = $this->repository->searchTag($data['query'], $data['limit']);
-        $filtered = $result->map(
+        $queryParameters = $request->getParameters();
+        $result          = $this->repository->searchTag($queryParameters['query'], $queryParameters['size']);
+        $filtered        = $result->map(
             static function (Tag $item) {
                 return [
-                    'id'    => (string)$item->id,
-                    'name'  => $item->tag,
-                    'value' => (string)$item->id,
+                    'id'    => (string) $item->id,
+                    'title' => $item->tag,
+                    'value' => (string) $item->id,
                     'label' => $item->tag,
+                    'meta'  => [],
                 ];
             }
         );

app/Api/V2/Controllers/Autocomplete/TransactionController.php

@@ -45,11 +45,7 @@ class TransactionController extends Controller
         $this->middleware(
             function ($request, $next) {
                 $this->repository = app(JournalRepositoryInterface::class);
-
-                $userGroup        = $this->validateUserGroup($request);
-                if (null !== $userGroup) {
-                    $this->repository->setUserGroup($userGroup);
-                }
+                $this->repository->setUserGroup($this->validateUserGroup($request));
 
                 return $next($request);
             }
@@ -57,30 +53,25 @@ class TransactionController extends Controller
     }
 
     /**
-     *  Documentation for this endpoint:
-     *  TODO list of checks
-     *  1. use dates from ParameterBag
-     *  2. Request validates dates
-     *  3. Request includes user_group_id
-     *  4. Endpoint is documented.
-     *  5. Collector uses user_group_id
+     * Documentation: https://api-docs.firefly-iii.org/?urls.primaryName=2.1.0%20(v2)#/autocomplete/getTransactionsAC
      */
     public function transactionDescriptions(AutocompleteRequest $request): JsonResponse
     {
-        $data     = $request->getData();
-        $result   = $this->repository->searchJournalDescriptions($data['query'], $data['limit']);
+        $queryParameters = $request->getParameters();
+        $result          = $this->repository->searchJournalDescriptions($queryParameters['query'], $queryParameters['size']);
 
         // limit and unique
-        $filtered = $result->unique('description');
-        $array    = [];
+        $filtered        = $result->unique('description');
+        $array           = [];
 
         /** @var TransactionJournal $journal */
         foreach ($filtered as $journal) {
             $array[] = [
-                'id'                   => (string)$journal->id,
-                'transaction_group_id' => (string)$journal->transaction_group_id,
-                'name'                 => $journal->description,
-                'description'          => $journal->description,
+                'id'    => (string) $journal->id,
+                'title' => $journal->description,
+                'meta'  => [
+                    'transaction_group_id' => (string) $journal->transaction_group_id,
+                ],
             ];
         }
 

app/Api/V2/Controllers/Chart/AccountController.php

@@ -24,19 +24,17 @@ declare(strict_types=1);
 
 namespace FireflyIII\Api\V2\Controllers\Chart;
 
-use Carbon\Carbon;
 use FireflyIII\Api\V2\Controllers\Controller;
-use FireflyIII\Api\V2\Request\Chart\DashboardChartRequest;
-use FireflyIII\Enums\UserRoleEnum;
+use FireflyIII\Api\V2\Request\Chart\ChartRequest;
 use FireflyIII\Exceptions\FireflyException;
 use FireflyIII\Models\Account;
-use FireflyIII\Models\AccountType;
 use FireflyIII\Models\TransactionCurrency;
 use FireflyIII\Repositories\UserGroups\Account\AccountRepositoryInterface;
+use FireflyIII\Support\Chart\ChartData;
 use FireflyIII\Support\Http\Api\CleansChartData;
+use FireflyIII\Support\Http\Api\CollectsAccountsFromFilter;
 use FireflyIII\Support\Http\Api\ValidatesUserGroupTrait;
 use Illuminate\Http\JsonResponse;
-use Illuminate\Support\Collection;
 
 /**
  * Class AccountController
@@ -44,10 +42,12 @@ use Illuminate\Support\Collection;
 class AccountController extends Controller
 {
     use CleansChartData;
+    use CollectsAccountsFromFilter;
     use ValidatesUserGroupTrait;
 
     private AccountRepositoryInterface $repository;
-    protected array                    $acceptedRoles = [UserRoleEnum::READ_ONLY];
+    private ChartData                  $chartData;
+    private TransactionCurrency        $default;
 
     public function __construct()
     {
@@ -55,8 +55,9 @@ class AccountController extends Controller
         $this->middleware(
             function ($request, $next) {
                 $this->repository = app(AccountRepositoryInterface::class);
-                $userGroup        = $this->validateUserGroup($request);
-                $this->repository->setUserGroup($userGroup);
+                $this->repository->setUserGroup($this->validateUserGroup($request));
+                $this->chartData  = new ChartData();
+                $this->default    = app('amount')->getDefaultCurrency();
 
                 return $next($request);
             }
@@ -64,107 +65,76 @@ class AccountController extends Controller
     }
 
     /**
-     * This endpoint is documented at
-     * https://api-docs.firefly-iii.org/?urls.primaryName=2.0.0%20(v2)#/charts/getChartAccountOverview
-     *
-     * The native currency is the preferred currency on the page /currencies.
-     *
-     * If a transaction has foreign currency = native currency, the foreign amount will be used, no conversion
-     * will take place.
-     *
-     * TODO validate and set user_group_id from request
+     * TODO fix documentation
      *
      * @throws FireflyException
-     *
-     * @SuppressWarnings(PHPMD.UnusedFormalParameter)
      */
-    public function dashboard(DashboardChartRequest $request): JsonResponse
+    public function dashboard(ChartRequest $request): JsonResponse
     {
-        /** @var Carbon $start */
-        $start     = $this->parameters->get('start');
+        $queryParameters = $request->getParameters();
+        $accounts        = $this->getAccountList($queryParameters);
 
-        /** @var Carbon $end */
-        $end       = $this->parameters->get('end');
-        $end->endOfDay();
-
-        /** @var TransactionCurrency $default */
-        $default   = app('amount')->getDefaultCurrency();
-        $params    = $request->getAll();
-
-        /** @var Collection $accounts */
-        $accounts  = $params['accounts'];
-        $chartData = [];
-
-        // user's preferences
-        if (0 === $accounts->count()) {
-            $defaultSet = $this->repository->getAccountsByType([AccountType::ASSET, AccountType::DEFAULT])->pluck('id')->toArray();
-            $frontpage  = app('preferences')->get('frontpageAccounts', $defaultSet);
-
-            if (!(is_array($frontpage->data) && count($frontpage->data) > 0)) {
-                $frontpage->data = $defaultSet;
-                $frontpage->save();
-            }
-
-            $accounts   = $this->repository->getAccountsById($frontpage->data);
-        }
-
-        // both options are overruled by "preselected"
-        if ('all' === $params['preselected']) {
-            $accounts = $this->repository->getAccountsByType([AccountType::ASSET, AccountType::DEFAULT, AccountType::LOAN, AccountType::DEBT, AccountType::MORTGAGE]);
-        }
-        if ('assets' === $params['preselected']) {
-            $accounts = $this->repository->getAccountsByType([AccountType::ASSET, AccountType::DEFAULT]);
-        }
-        if ('liabilities' === $params['preselected']) {
-            $accounts = $this->repository->getAccountsByType([AccountType::LOAN, AccountType::DEBT, AccountType::MORTGAGE]);
-        }
+        // move date to end of day
+        $queryParameters['start']->startOfDay();
+        $queryParameters['end']->endOfDay();
 
+        // loop each account, and collect info:
         /** @var Account $account */
         foreach ($accounts as $account) {
-            $currency          = $this->repository->getAccountCurrency($account);
-            if (null === $currency) {
-                $currency = $default;
-            }
-            $currentSet        = [
-                'label'                          => $account->name,
-                // the currency that belongs to the account.
-                'currency_id'                    => (string)$currency->id,
-                'currency_code'                  => $currency->code,
-                'currency_symbol'                => $currency->symbol,
-                'currency_decimal_places'        => $currency->decimal_places,
-
-                // the default currency of the user (could be the same!)
-                'native_currency_id'             => (string)$default->id,
-                'native_currency_code'           => $default->code,
-                'native_currency_symbol'         => $default->symbol,
-                'native_currency_decimal_places' => $default->decimal_places,
-                'start'                          => $start->toAtomString(),
-                'end'                            => $end->toAtomString(),
-                'period'                         => '1D',
-                'entries'                        => [],
-                'native_entries'                 => [],
-            ];
-            $currentStart      = clone $start;
-            $range             = app('steam')->balanceInRange($account, $start, clone $end, $currency);
-            $rangeConverted    = app('steam')->balanceInRangeConverted($account, $start, clone $end, $default);
-
-            $previous          = array_values($range)[0];
-            $previousConverted = array_values($rangeConverted)[0];
-            while ($currentStart <= $end) {
-                $format                               = $currentStart->format('Y-m-d');
-                $label                                = $currentStart->toAtomString();
-                $balance                              = array_key_exists($format, $range) ? $range[$format] : $previous;
-                $balanceConverted                     = array_key_exists($format, $rangeConverted) ? $rangeConverted[$format] : $previousConverted;
-                $previous                             = $balance;
-                $previousConverted                    = $balanceConverted;
-
-                $currentStart->addDay();
-                $currentSet['entries'][$label]        = $balance;
-                $currentSet['native_entries'][$label] = $balanceConverted;
-            }
-            $chartData[]       = $currentSet;
+            $this->renderAccountData($queryParameters, $account);
         }
 
-        return response()->json($this->clean($chartData));
+        return response()->json($this->chartData->render());
+    }
+
+    /**
+     * @throws FireflyException
+     */
+    private function renderAccountData(array $params, Account $account): void
+    {
+        $currency          = $this->repository->getAccountCurrency($account);
+        if (null === $currency) {
+            $currency = $this->default;
+        }
+        $currentSet        = [
+            'label'                          => $account->name,
+
+            // the currency that belongs to the account.
+            'currency_id'                    => (string) $currency->id,
+            'currency_code'                  => $currency->code,
+            'currency_symbol'                => $currency->symbol,
+            'currency_decimal_places'        => $currency->decimal_places,
+
+            // the default currency of the user (could be the same!)
+            'native_currency_id'             => (string) $this->default->id,
+            'native_currency_code'           => $this->default->code,
+            'native_currency_symbol'         => $this->default->symbol,
+            'native_currency_decimal_places' => $this->default->decimal_places,
+            'date'                           => $params['start']->toAtomString(),
+            'start'                          => $params['start']->toAtomString(),
+            'end'                            => $params['end']->toAtomString(),
+            'period'                         => '1D',
+            'entries'                        => [],
+            'native_entries'                 => [],
+        ];
+        $currentStart      = clone $params['start'];
+        $range             = app('steam')->balanceInRange($account, $params['start'], clone $params['end'], $currency);
+        $rangeConverted    = app('steam')->balanceInRangeConverted($account, $params['start'], clone $params['end'], $this->default);
+
+        $previous          = array_values($range)[0];
+        $previousConverted = array_values($rangeConverted)[0];
+        while ($currentStart <= $params['end']) {
+            $format                               = $currentStart->format('Y-m-d');
+            $label                                = $currentStart->toAtomString();
+            $balance                              = array_key_exists($format, $range) ? $range[$format] : $previous;
+            $balanceConverted                     = array_key_exists($format, $rangeConverted) ? $rangeConverted[$format] : $previousConverted;
+            $previous                             = $balance;
+            $previousConverted                    = $balanceConverted;
+
+            $currentStart->addDay();
+            $currentSet['entries'][$label]        = $balance;
+            $currentSet['native_entries'][$label] = $balanceConverted;
+        }
+        $this->chartData->add($currentSet);
     }
 }

app/Api/V2/Controllers/Chart/BalanceController.php

@@ -24,18 +24,18 @@ declare(strict_types=1);
 
 namespace FireflyIII\Api\V2\Controllers\Chart;
 
-use Carbon\Carbon;
 use FireflyIII\Api\V2\Controllers\Controller;
-use FireflyIII\Api\V2\Request\Chart\BalanceChartRequest;
-use FireflyIII\Enums\UserRoleEnum;
+use FireflyIII\Api\V2\Request\Chart\ChartRequest;
 use FireflyIII\Exceptions\FireflyException;
 use FireflyIII\Helpers\Collector\GroupCollectorInterface;
 use FireflyIII\Models\TransactionCurrency;
 use FireflyIII\Models\TransactionType;
+use FireflyIII\Repositories\UserGroups\Account\AccountRepositoryInterface;
+use FireflyIII\Support\Chart\ChartData;
 use FireflyIII\Support\Http\Api\AccountBalanceGrouped;
 use FireflyIII\Support\Http\Api\CleansChartData;
+use FireflyIII\Support\Http\Api\CollectsAccountsFromFilter;
 use Illuminate\Http\JsonResponse;
-use Illuminate\Support\Collection;
 
 /**
  * Class BalanceController
@@ -43,7 +43,30 @@ use Illuminate\Support\Collection;
 class BalanceController extends Controller
 {
     use CleansChartData;
-    protected array                    $acceptedRoles = [UserRoleEnum::READ_ONLY];
+    use CollectsAccountsFromFilter;
+
+    private AccountRepositoryInterface $repository;
+    private GroupCollectorInterface    $collector;
+    private ChartData                  $chartData;
+    private TransactionCurrency        $default;
+
+    public function __construct()
+    {
+        parent::__construct();
+        $this->middleware(
+            function ($request, $next) {
+                $this->repository = app(AccountRepositoryInterface::class);
+                $this->collector  = app(GroupCollectorInterface::class);
+                $userGroup        = $this->validateUserGroup($request);
+                $this->repository->setUserGroup($userGroup);
+                $this->collector->setUserGroup($userGroup);
+                $this->chartData  = new ChartData();
+                $this->default    = app('amount')->getDefaultCurrency();
+
+                return $next($request);
+            }
+        );
+    }
 
     /**
      * The code is practically a duplicate of ReportController::operations.
@@ -54,50 +77,43 @@ class BalanceController extends Controller
      * If the transaction being processed is already in native currency OR if the
      * foreign amount is in the native currency, the amount will not be converted.
      *
-     * TODO validate and set user_group_id
-     * TODO collector set group, not user
-     *
      * @throws FireflyException
      */
-    public function balance(BalanceChartRequest $request): JsonResponse
+    public function balance(ChartRequest $request): JsonResponse
     {
-        $params         = $request->getAll();
+        $queryParameters = $request->getParameters();
+        $accounts        = $this->getAccountList($queryParameters);
 
-        /** @var Carbon $start */
-        $start          = $this->parameters->get('start');
-
-        /** @var Carbon $end */
-        $end            = $this->parameters->get('end');
-        $end->endOfDay();
-
-        /** @var Collection $accounts */
-        $accounts       = $params['accounts'];
-
-        /** @var string $preferredRange */
-        $preferredRange = $params['period'];
+        // move date to end of day
+        $queryParameters['start']->startOfDay();
+        $queryParameters['end']->endOfDay();
 
         // prepare for currency conversion and data collection:
         /** @var TransactionCurrency $default */
-        $default        = app('amount')->getDefaultCurrency();
+        $default         = app('amount')->getDefaultCurrency();
 
         // get journals for entire period:
-        /** @var GroupCollectorInterface $collector */
-        $collector      = app(GroupCollectorInterface::class);
-        $collector->setRange($start, $end)->withAccountInformation();
-        $collector->setXorAccounts($accounts);
-        $collector->setTypes([TransactionType::WITHDRAWAL, TransactionType::DEPOSIT, TransactionType::RECONCILIATION, TransactionType::TRANSFER]);
-        $journals       = $collector->getExtractedJournals();
 
-        $object         = new AccountBalanceGrouped();
-        $object->setPreferredRange($preferredRange);
+        $this->collector->setRange($queryParameters['start'], $queryParameters['end'])
+            ->withAccountInformation()
+            ->setXorAccounts($accounts)
+            ->setTypes([TransactionType::WITHDRAWAL, TransactionType::DEPOSIT, TransactionType::RECONCILIATION, TransactionType::TRANSFER])
+        ;
+        $journals        = $this->collector->getExtractedJournals();
+
+        $object          = new AccountBalanceGrouped();
+        $object->setPreferredRange($queryParameters['period']);
         $object->setDefault($default);
         $object->setAccounts($accounts);
         $object->setJournals($journals);
-        $object->setStart($start);
-        $object->setEnd($end);
+        $object->setStart($queryParameters['start']);
+        $object->setEnd($queryParameters['end']);
         $object->groupByCurrencyAndPeriod();
-        $chartData      = $object->convertToChartData();
+        $data            = $object->convertToChartData();
+        foreach ($data as $entry) {
+            $this->chartData->add($entry);
+        }
 
-        return response()->json($this->clean($chartData));
+        return response()->json($this->chartData->render());
     }
 }

app/Api/V2/Controllers/Chart/BudgetController.php

@@ -64,12 +64,9 @@ class BudgetController extends Controller
                 $this->blRepository  = app(BudgetLimitRepositoryInterface::class);
                 $this->opsRepository = app(OperationsRepositoryInterface::class);
                 $this->currency      = app('amount')->getDefaultCurrency();
-
                 $userGroup           = $this->validateUserGroup($request);
-                if (null !== $userGroup) {
-                    $this->repository->setUserGroup($userGroup);
-                    $this->opsRepository->setUserGroup($userGroup);
-                }
+                $this->repository->setUserGroup($userGroup);
+                $this->opsRepository->setUserGroup($userGroup);
 
                 return $next($request);
             }
@@ -124,11 +121,11 @@ class BudgetController extends Controller
         foreach ($rows as $row) {
             $current  = [
                 'label'                          => $budget->name,
-                'currency_id'                    => (string)$row['currency_id'],
+                'currency_id'                    => (string) $row['currency_id'],
                 'currency_code'                  => $row['currency_code'],
                 'currency_name'                  => $row['currency_name'],
                 'currency_decimal_places'        => $row['currency_decimal_places'],
-                'native_currency_id'             => (string)$row['native_currency_id'],
+                'native_currency_id'             => (string) $row['native_currency_id'],
                 'native_currency_code'           => $row['native_currency_code'],
                 'native_currency_name'           => $row['native_currency_name'],
                 'native_currency_decimal_places' => $row['native_currency_decimal_places'],
@@ -189,12 +186,12 @@ class BudgetController extends Controller
         foreach ($array as $currencyId => $block) {
             $this->currencies[$currencyId] ??= TransactionCurrency::find($currencyId);
             $return[$currencyId]           ??= [
-                'currency_id'                    => (string)$currencyId,
+                'currency_id'                    => (string) $currencyId,
                 'currency_code'                  => $block['currency_code'],
                 'currency_name'                  => $block['currency_name'],
                 'currency_symbol'                => $block['currency_symbol'],
-                'currency_decimal_places'        => (int)$block['currency_decimal_places'],
-                'native_currency_id'             => (string)$this->currency->id,
+                'currency_decimal_places'        => (int) $block['currency_decimal_places'],
+                'native_currency_id'             => (string) $this->currency->id,
                 'native_currency_code'           => $this->currency->code,
                 'native_currency_name'           => $this->currency->name,
                 'native_currency_symbol'         => $this->currency->symbol,

app/Api/V2/Controllers/Chart/CategoryController.php

@@ -57,10 +57,7 @@ class CategoryController extends Controller
             function ($request, $next) {
                 $this->accountRepos  = app(AccountRepositoryInterface::class);
                 $this->currencyRepos = app(CurrencyRepositoryInterface::class);
-                $userGroup           = $this->validateUserGroup($request);
-                if (null !== $userGroup) {
-                    $this->accountRepos->setUserGroup($userGroup);
-                }
+                $this->accountRepos->setUserGroup($this->validateUserGroup($request));
 
                 return $next($request);
             }
@@ -100,25 +97,25 @@ class CategoryController extends Controller
 
         /** @var array $journal */
         foreach ($journals as $journal) {
-            $currencyId                    = (int)$journal['currency_id'];
+            $currencyId                    = (int) $journal['currency_id'];
             $currency                      = $currencies[$currencyId] ?? $this->currencyRepos->find($currencyId);
             $currencies[$currencyId]       = $currency;
-            $categoryName                  = null === $journal['category_name'] ? (string)trans('firefly.no_category') : $journal['category_name'];
+            $categoryName                  = null === $journal['category_name'] ? (string) trans('firefly.no_category') : $journal['category_name'];
             $amount                        = app('steam')->positive($journal['amount']);
             $nativeAmount                  = $converter->convert($default, $currency, $journal['date'], $amount);
             $key                           = sprintf('%s-%s', $categoryName, $currency->code);
-            if ((int)$journal['foreign_currency_id'] === $default->id) {
+            if ((int) $journal['foreign_currency_id'] === $default->id) {
                 $nativeAmount = app('steam')->positive($journal['foreign_amount']);
             }
             // create arrays
             $return[$key] ??= [
                 'label'                          => $categoryName,
-                'currency_id'                    => (string)$currency->id,
+                'currency_id'                    => (string) $currency->id,
                 'currency_code'                  => $currency->code,
                 'currency_name'                  => $currency->name,
                 'currency_symbol'                => $currency->symbol,
                 'currency_decimal_places'        => $currency->decimal_places,
-                'native_currency_id'             => (string)$default->id,
+                'native_currency_id'             => (string) $default->id,
                 'native_currency_code'           => $default->code,
                 'native_currency_name'           => $default->name,
                 'native_currency_symbol'         => $default->symbol,
@@ -138,7 +135,7 @@ class CategoryController extends Controller
 
         // order by native amount
         usort($return, static function (array $a, array $b) {
-            return (float)$a['native_amount'] < (float)$b['native_amount'] ? 1 : -1;
+            return (float) $a['native_amount'] < (float) $b['native_amount'] ? 1 : -1;
         });
         $converter->summarize();
 

app/Api/V2/Controllers/Controller.php

@@ -157,6 +157,9 @@ class Controller extends BaseController
     {
         $manager  = new Manager();
         $baseUrl  = request()->getSchemeAndHttpHost().'/api/v2';
+
+        // TODO add stuff to path?
+
         $manager->setSerializer(new JsonApiSerializer($baseUrl));
 
         $objects  = $paginator->getCollection();

app/Api/V2/Controllers/Model/Account/IndexController.php

@@ -30,6 +30,7 @@ use FireflyIII\Repositories\UserGroups\Account\AccountRepositoryInterface;
 use FireflyIII\Transformers\V2\AccountTransformer;
 use Illuminate\Http\JsonResponse;
 use Illuminate\Pagination\LengthAwarePaginator;
+use Illuminate\Support\Facades\Log;
 
 class IndexController extends Controller
 {
@@ -57,21 +58,35 @@ class IndexController extends Controller
     }
 
     /**
+     * TODO the sort instructions need proper repeatable documentation.
      * TODO see autocomplete/account controller for list.
      */
     public function index(IndexRequest $request): JsonResponse
     {
         $this->repository->resetAccountOrder();
-        $types        = $request->getAccountTypes();
-        $instructions = $request->getSortInstructions('accounts');
-        $accounts     = $this->repository->getAccountsByType($types, $instructions);
-        $pageSize     = $this->parameters->get('limit');
-        $count        = $accounts->count();
-        $accounts     = $accounts->slice(($this->parameters->get('page') - 1) * $pageSize, $pageSize);
-        $paginator    = new LengthAwarePaginator($accounts, $count, $pageSize, $this->parameters->get('page'));
-        $transformer  = new AccountTransformer();
+        $types             = $request->getAccountTypes();
+        $sorting           = $request->getSortInstructions('accounts');
+        $filters           = $request->getFilterInstructions('accounts');
+        $accounts          = $this->repository->getAccountsByType($types, $sorting, $filters);
+        $pageSize          = $this->parameters->get('limit');
+        $count             = $accounts->count();
 
-        $this->parameters->set('sort', $instructions);
+        // depending on the sort parameters, this list must not be split, because the
+        // order is calculated in the account transformer and by that time it's too late.
+        $first             = array_key_first($sorting);
+        $disablePagination = in_array($first, ['last_activity', 'balance', 'balance_difference'], true);
+        Log::debug(sprintf('Will disable pagination in account index v2? %s', var_export($disablePagination, true)));
+        if (!$disablePagination) {
+            $accounts = $accounts->slice(($this->parameters->get('page') - 1) * $pageSize, $pageSize);
+        }
+        $paginator         = new LengthAwarePaginator($accounts, $count, $pageSize, $this->parameters->get('page'));
+        $transformer       = new AccountTransformer();
+
+        $this->parameters->set('disablePagination', $disablePagination);
+        $this->parameters->set('pageSize', $pageSize);
+        $this->parameters->set('sort', $sorting);
+
+        $this->parameters->set('filters', $filters);
         $transformer->setParameters($this->parameters); // give params to transformer
 
         return response()

app/Api/V2/Controllers/Model/Account/UpdateController.php

@@ -45,11 +45,7 @@ class UpdateController extends Controller
         $this->middleware(
             function ($request, $next) {
                 $this->repository = app(AccountRepositoryInterface::class);
-                // new way of user group validation
-                $userGroup        = $this->validateUserGroup($request);
-                if (null !== $userGroup) {
-                    $this->repository->setUserGroup($userGroup);
-                }
+                $this->repository->setUserGroup($this->validateUserGroup($request));
 
                 return $next($request);
             }

app/Api/V2/Controllers/Model/Bill/IndexController.php

@@ -46,12 +46,7 @@ class IndexController extends Controller
         $this->middleware(
             function ($request, $next) {
                 $this->repository = app(BillRepositoryInterface::class);
-
-                // new way of user group validation
-                $userGroup        = $this->validateUserGroup($request);
-                if (null !== $userGroup) {
-                    $this->repository->setUserGroup($userGroup);
-                }
+                $this->repository->setUserGroup($this->validateUserGroup($request));
 
                 return $next($request);
             }

app/Api/V2/Controllers/Model/Bill/ShowController.php

@@ -46,12 +46,7 @@ class ShowController extends Controller
         $this->middleware(
             function ($request, $next) {
                 $this->repository = app(BillRepositoryInterface::class);
-
-                // new way of user group validation
-                $userGroup        = $this->validateUserGroup($request);
-                if (null !== $userGroup) {
-                    $this->repository->setUserGroup($userGroup);
-                }
+                $this->repository->setUserGroup($this->validateUserGroup($request));
 
                 return $next($request);
             }

app/Api/V2/Controllers/Model/Bill/SumController.php

@@ -45,11 +45,7 @@ class SumController extends Controller
         $this->middleware(
             function ($request, $next) {
                 $this->repository = app(BillRepositoryInterface::class);
-
-                $userGroup        = $this->validateUserGroup($request);
-                if (null !== $userGroup) {
-                    $this->repository->setUserGroup($userGroup);
-                }
+                $this->repository->setUserGroup($this->validateUserGroup($request));
 
                 return $next($request);
             }

app/Api/V2/Controllers/Model/PiggyBank/IndexController.php

@@ -46,11 +46,7 @@ class IndexController extends Controller
         $this->middleware(
             function ($request, $next) {
                 $this->repository = app(PiggyBankRepositoryInterface::class);
-
-                $userGroup        = $this->validateUserGroup($request);
-                if (null !== $userGroup) {
-                    $this->repository->setUserGroup($userGroup);
-                }
+                $this->repository->setUserGroup($this->validateUserGroup($request));
 
                 return $next($request);
             }

app/Api/V2/Controllers/Summary/NetWorthController.php

@@ -52,10 +52,8 @@ class NetWorthController extends Controller
                 $this->repository = app(AccountRepositoryInterface::class);
                 // new way of user group validation
                 $userGroup        = $this->validateUserGroup($request);
-                if (null !== $userGroup) {
-                    $this->netWorth->setUserGroup($userGroup);
-                    $this->repository->setUserGroup($userGroup);
-                }
+                $this->netWorth->setUserGroup($userGroup);
+                $this->repository->setUserGroup($userGroup);
 
                 return $next($request);
             }

app/Api/V2/Request/Autocomplete/AutocompleteRequest.php

@@ -23,47 +23,68 @@ declare(strict_types=1);
 
 namespace FireflyIII\Api\V2\Request\Autocomplete;
 
-use FireflyIII\Enums\UserRoleEnum;
-use FireflyIII\Models\AccountType;
+use FireflyIII\JsonApi\Rules\IsValidFilter;
+use FireflyIII\JsonApi\Rules\IsValidPage;
+use FireflyIII\Support\Http\Api\AccountFilter;
+use FireflyIII\Support\Http\Api\ParsesQueryFilters;
 use FireflyIII\Support\Request\ChecksLogin;
 use FireflyIII\Support\Request\ConvertsDataTypes;
 use Illuminate\Foundation\Http\FormRequest;
+use LaravelJsonApi\Core\Query\QueryParameters;
+use LaravelJsonApi\Validation\Rule as JsonApiRule;
 
 /**
  * Class AutocompleteRequest
  */
 class AutocompleteRequest extends FormRequest
 {
+    use AccountFilter;
     use ChecksLogin;
     use ConvertsDataTypes;
+    use ParsesQueryFilters;
 
-    protected array $acceptedRoles = [UserRoleEnum::MANAGE_TRANSACTIONS];
-
-    public function getData(): array
+    /**
+     * Loops over all possible query parameters (these are shared over ALL auto complete requests)
+     * and returns a validated array of parameters.
+     *
+     * The advantage is a single class. But you may also submit "account types" to an endpoint that doesn't use these.
+     */
+    public function getParameters(): array
     {
-        $types = $this->convertString('types');
-        $array = [];
-        if ('' !== $types) {
-            $array = explode(',', $types);
-        }
-        $limit = $this->convertInteger('limit');
-        $limit = 0 === $limit ? 10 : $limit;
-
-        // remove 'initial balance' and another from allowed types. its internal
-        $array = array_diff($array, [AccountType::INITIAL_BALANCE, AccountType::RECONCILIATION]);
+        $queryParameters = QueryParameters::cast($this->all());
 
         return [
-            'types' => $array,
-            'query' => $this->convertString('query'),
-            'date'  => $this->getCarbonDate('date'),
-            'limit' => $limit,
+            'date'          => $this->dateOrToday($queryParameters, 'date'),
+            'query'         => $this->arrayOfStrings($queryParameters, 'query'),
+            'size'          => $this->integerFromQueryParams($queryParameters, 'size', 50),
+            'account_types' => $this->getAccountTypeParameter($this->arrayOfStrings($queryParameters, 'account_types')),
         ];
     }
 
     public function rules(): array
     {
         return [
-            'limit' => 'min:0|max:1337',
+            'fields'  => JsonApiRule::notSupported(),
+            'filter'  => ['nullable', 'array', new IsValidFilter(['query', 'date', 'account_types'])],
+            'include' => JsonApiRule::notSupported(),
+            'page'    => ['nullable', 'array', new IsValidPage(['size'])],
+            'sort'    => JsonApiRule::notSupported(),
         ];
     }
+
+    private function getAccountTypeParameter(mixed $types): array
+    {
+        if (is_string($types) && str_contains($types, ',')) {
+            $types = explode(',', $types);
+        }
+        if (!is_iterable($types)) {
+            $types = [$types];
+        }
+        $return = [];
+        foreach ($types as $type) {
+            $return = array_merge($return, $this->mapAccountTypes($type));
+        }
+
+        return array_unique($return);
+    }
 }

app/Api/V2/Request/Chart/ChartRequest.php

@@ -0,0 +1,118 @@
+<?php
+/*
+ * DashboardChartRequest.php
+ * Copyright (c) 2023 james@firefly-iii.org
+ *
+ * This file is part of Firefly III (https://github.com/firefly-iii).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+declare(strict_types=1);
+
+namespace FireflyIII\Api\V2\Request\Chart;
+
+use FireflyIII\Enums\UserRoleEnum;
+use FireflyIII\JsonApi\Rules\IsValidFilter;
+use FireflyIII\Rules\IsFilterValueIn;
+use FireflyIII\Support\Http\Api\ParsesQueryFilters;
+use FireflyIII\Support\Http\Api\ValidatesUserGroupTrait;
+use FireflyIII\Support\Request\ChecksLogin;
+use FireflyIII\Support\Request\ConvertsDataTypes;
+use Illuminate\Foundation\Http\FormRequest;
+use Illuminate\Support\Facades\Log;
+use Illuminate\Validation\Validator;
+use LaravelJsonApi\Core\Query\QueryParameters;
+use LaravelJsonApi\Validation\Rule as JsonApiRule;
+
+/**
+ * Class ChartRequest
+ */
+class ChartRequest extends FormRequest
+{
+    use ChecksLogin;
+    use ConvertsDataTypes;
+    use ParsesQueryFilters;
+    use ValidatesUserGroupTrait;
+
+    protected array $acceptedRoles = [UserRoleEnum::READ_ONLY];
+
+    public function getParameters(): array
+    {
+        $queryParameters = QueryParameters::cast($this->all());
+
+        return [
+            'start'       => $this->dateOrToday($queryParameters, 'start'),
+            'end'         => $this->dateOrToday($queryParameters, 'end'),
+            'preselected' => $this->stringFromQueryParams($queryParameters, 'preselected', 'empty'),
+            'period'      => $this->stringFromQueryParams($queryParameters, 'period', '1M'),
+            'accounts'    => $this->arrayOfStrings($queryParameters, 'accounts'),
+            // preselected heeft maar een paar toegestane waardes, dat moet ook goed gaan.
+            //            'query'         => $this->arrayOfStrings($queryParameters, 'query'),
+            //            'size'          => $this->integerFromQueryParams($queryParameters,'size', 50),
+            //            'account_types' => $this->getAccountTypeParameter($this->arrayOfStrings($queryParameters, 'account_types')),
+        ];
+        // collect accounts based on this list?
+    }
+
+    //        return [
+    //            'accounts'    => $this->getAccountList(),
+    //            'preselected' => $this->convertString('preselected'),
+    //        ];
+    //    }
+
+    /**
+     * The rules that the incoming request must be matched against.
+     */
+    public function rules(): array
+    {
+        return [
+            'fields'  => JsonApiRule::notSupported(),
+            'filter'  => ['nullable', 'array',
+                new IsValidFilter(['start', 'end', 'preselected', 'accounts']),
+                new IsFilterValueIn('preselected', config('firefly.preselected_accounts')),
+            ],
+            'include' => JsonApiRule::notSupported(),
+            'page'    => JsonApiRule::notSupported(),
+            'sort'    => JsonApiRule::notSupported(),
+        ];
+
+        //        return [
+        //            'start'       => 'required|date|after:1900-01-01|before:2099-12-31',
+        //            'end'         => 'required|date|after_or_equal:start|before:2099-12-31|after:1900-01-01',
+        //            'preselected' => sprintf('in:%s', implode(',', config('firefly.preselected_accounts'))),
+        //            'accounts.*'  => 'exists:accounts,id',
+        //        ];
+    }
+
+    public function withValidator(Validator $validator): void
+    {
+        $validator->after(
+            static function (Validator $validator): void {
+                // validate transaction query data.
+                $data = $validator->getData();
+                if (!array_key_exists('accounts', $data)) {
+                    // $validator->errors()->add('accounts', trans('validation.filled', ['attribute' => 'accounts']));
+                    return;
+                }
+                if (!is_array($data['accounts'])) {
+                    $validator->errors()->add('accounts', trans('validation.filled', ['attribute' => 'accounts']));
+                }
+            }
+        );
+        if ($validator->fails()) {
+            Log::channel('audit')->error(sprintf('Validation errors in %s', __CLASS__), $validator->errors()->toArray());
+        }
+    }
+}

app/Api/V2/Request/Model/Account/IndexRequest.php

@@ -27,6 +27,7 @@ use Carbon\Carbon;
 use FireflyIII\Support\Http\Api\AccountFilter;
 use FireflyIII\Support\Request\ChecksLogin;
 use FireflyIII\Support\Request\ConvertsDataTypes;
+use FireflyIII\Support\Request\GetFilterInstructions;
 use FireflyIII\Support\Request\GetSortInstructions;
 use Illuminate\Foundation\Http\FormRequest;
 
@@ -40,6 +41,7 @@ class IndexRequest extends FormRequest
     use AccountFilter;
     use ChecksLogin;
     use ConvertsDataTypes;
+    use GetFilterInstructions;
     use GetSortInstructions;
 
     public function getAccountTypes(): array

app/Console/Commands/Correction/FixIbans.php

@@ -60,15 +60,13 @@ class FixIbans extends Command
     {
         /** @var Account $account */
         foreach ($accounts as $account) {
-            $iban = $account->iban;
-            if (str_contains($iban, ' ')) {
-                $iban = app('steam')->filterSpaces((string)$account->iban);
-                if ('' !== $iban) {
-                    $account->iban = $iban;
-                    $account->save();
-                    $this->friendlyInfo(sprintf('Removed spaces from IBAN of account #%d', $account->id));
-                    ++$this->count;
-                }
+            $iban    = (string) $account->iban;
+            $newIban = app('steam')->filterSpaces($iban);
+            if ('' !== $iban && $iban !== $newIban) {
+                $account->iban = $newIban;
+                $account->save();
+                $this->friendlyInfo(sprintf('Removed spaces from IBAN of account #%d', $account->id));
+                ++$this->count;
             }
         }
     }
@@ -81,7 +79,7 @@ class FixIbans extends Command
         foreach ($accounts as $account) {
             $userId = $account->user_id;
             $set[$userId] ??= [];
-            $iban   = (string)$account->iban;
+            $iban   = (string) $account->iban;
             if ('' === $iban) {
                 continue;
             }

app/Console/Commands/Integrity/CreateGroupMemberships.php

@@ -80,7 +80,7 @@ class CreateGroupMemberships extends Command
         // check if membership exists
         $userGroup  = UserGroup::where('title', $user->email)->first();
         if (null === $userGroup) {
-            $userGroup = UserGroup::create(['title' => $user->email, 'default_administration' => true]);
+            $userGroup = UserGroup::create(['title' => $user->email]);
         }
 
         $userRole   = UserRole::where('title', UserRoleEnum::OWNER->value)->first();

app/Console/Commands/Integrity/UpdateGroupInformation.php

@@ -115,7 +115,7 @@ class UpdateGroupInformation extends Command
             return;
         }
         if (0 !== $result) {
-            $this->friendlyPositive(sprintf('User #%d: Moved %d %s objects to the correct group.', $user->id, $result, str_replace('FireflyIII\\Models\\', '', $className)));
+            $this->friendlyPositive(sprintf('User #%d: Moved %d %s objects to the correct group.', $user->id, $result, str_replace('FireflyIII\Models\\', '', $className)));
         }
     }
 }

app/Console/Commands/System/ForceDecimalSize.php

@@ -111,7 +111,7 @@ class ForceDecimalSize extends Command
     {
         // switch stuff based on database connection:
         $this->operator          = 'REGEXP';
-        $this->regularExpression = '\'\\\\.[\\\\d]{%d}[1-9]+\'';
+        $this->regularExpression = '\'\\\.[\\\d]{%d}[1-9]+\'';
         $this->cast              = 'CHAR';
         if ('pgsql' === config('database.default')) {
             $this->operator          = 'SIMILAR TO';
@@ -119,7 +119,7 @@ class ForceDecimalSize extends Command
             $this->cast              = 'TEXT';
         }
         if ('sqlite' === config('database.default')) {
-            $this->regularExpression = '"\\.[\d]{%d}[1-9]+"';
+            $this->regularExpression = '"\.[\d]{%d}[1-9]+"';
         }
     }
 
@@ -307,7 +307,7 @@ class ForceDecimalSize extends Command
             /** @var string $field */
             foreach ($fields as $field) {
                 $value   = $item->{$field};
-                if (null === $value) {
+                if (null === $value || '' === $value) {
                     continue;
                 }
                 // fix $field by rounding it down correctly.

app/Console/Commands/Upgrade/CorrectAccountBalance.php

@@ -0,0 +1,69 @@
+<?php
+/*
+ * CorrectAccountBalance.php
+ * Copyright (c) 2024 james@firefly-iii.org.
+ *
+ * This file is part of Firefly III (https://github.com/firefly-iii).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see https://www.gnu.org/licenses/.
+ */
+
+declare(strict_types=1);
+
+namespace FireflyIII\Console\Commands\Upgrade;
+
+use FireflyIII\Console\Commands\ShowsFriendlyMessages;
+use FireflyIII\Support\Models\AccountBalanceCalculator;
+use Illuminate\Console\Command;
+
+/**
+ * Class CorrectionSkeleton
+ */
+class CorrectAccountBalance extends Command
+{
+    use ShowsFriendlyMessages;
+    public const string CONFIG_NAME = '610_correct_balances';
+    protected $description          = 'Recalculate all account balance amounts';
+    protected $signature            = 'firefly-iii:correct-account-balance {--F|force : Force the execution of this command.}';
+
+    public function handle(): int
+    {
+        if ($this->isExecuted() && true !== $this->option('force')) {
+            $this->friendlyInfo('This command has already been executed.');
+
+            return 0;
+        }
+        $this->correctBalanceAmounts();
+        $this->markAsExecuted();
+
+        return 0;
+    }
+
+    private function correctBalanceAmounts(): void
+    {
+        AccountBalanceCalculator::recalculateAll();
+    }
+
+    private function isExecuted(): bool
+    {
+        $configVar = app('fireflyconfig')->get(self::CONFIG_NAME, false);
+
+        return (bool)$configVar?->data;
+    }
+
+    private function markAsExecuted(): void
+    {
+        app('fireflyconfig')->set(self::CONFIG_NAME, true);
+    }
+}

app/Console/Commands/Upgrade/UpgradeDatabase.php

@@ -65,6 +65,7 @@ class UpgradeDatabase extends Command
             'firefly-iii:budget-limit-periods',
             'firefly-iii:migrate-rule-actions',
             'firefly-iii:restore-oauth-keys',
+            'firefly-iii:correct-account-balance',
             // also just in case, some integrity commands:
             'firefly-iii:create-group-memberships',
             'firefly-iii:upgrade-group-information',

app/Entities/AccountBalance.php

@@ -0,0 +1,49 @@
+<?php
+/*
+ * AccountBalance.php
+ * Copyright (c) 2024 james@firefly-iii.org.
+ *
+ * This file is part of Firefly III (https://github.com/firefly-iii).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see https://www.gnu.org/licenses/.
+ */
+
+declare(strict_types=1);
+
+namespace FireflyIII\Entities;
+
+use FireflyIII\Models\Account;
+
+class AccountBalance
+{
+    public string $id;
+    public string $amount;
+    public string $currencyId;
+
+    public static function fromArray(): self
+    {
+        $balance             = new self();
+        $balance->id         = (string) random_int(1, 1000);
+        $balance->name       = (string) random_int(1, 1000);
+        $balance->amount     = (string) random_int(1, 1000);
+        $balance->currencyId = '1';
+
+        return $balance;
+    }
+
+    public function getAccount(): Account
+    {
+        return Account::inRandomOrder()->first();
+    }
+}

app/Exceptions/Handler.php

@@ -36,6 +36,7 @@ use Illuminate\Session\TokenMismatchException;
 use Illuminate\Support\Arr;
 use Illuminate\Validation\ValidationException as LaravelValidationException;
 use Laravel\Passport\Exceptions\OAuthServerException as LaravelOAuthException;
+use LaravelJsonApi\Core\Exceptions\JsonApiException;
 use League\OAuth2\Server\Exception\OAuthServerException;
 use Symfony\Component\HttpFoundation\Exception\SuspiciousOperationException;
 use Symfony\Component\HttpFoundation\Response;
@@ -63,6 +64,7 @@ class Handler extends ExceptionHandler
             HttpException::class,
             SuspiciousOperationException::class,
             BadHttpHeaderException::class,
+            JsonApiException::class,
         ];
 
     /**

app/Factory/AttachmentFactory.php

@@ -43,7 +43,7 @@ class AttachmentFactory
     public function create(array $data): ?Attachment
     {
         // append if necessary.
-        $model      = !str_contains($data['attachable_type'], 'FireflyIII') ? sprintf('FireflyIII\\Models\\%s', $data['attachable_type'])
+        $model      = !str_contains($data['attachable_type'], 'FireflyIII') ? sprintf('FireflyIII\Models\%s', $data['attachable_type'])
             : $data['attachable_type'];
 
         // get journal instead of transaction.

app/Handlers/Observer/TransactionObserver.php

@@ -24,6 +24,7 @@ declare(strict_types=1);
 namespace FireflyIII\Handlers\Observer;
 
 use FireflyIII\Models\Transaction;
+use FireflyIII\Support\Models\AccountBalanceCalculator;
 
 /**
  * Class TransactionObserver
@@ -35,4 +36,16 @@ class TransactionObserver
         app('log')->debug('Observe "deleting" of a transaction.');
         $transaction?->transactionJournal?->delete();
     }
+
+    public function updated(Transaction $transaction): void
+    {
+        app('log')->debug('Observe "updated" of a transaction.');
+        AccountBalanceCalculator::recalculateForJournal($transaction->transactionJournal);
+    }
+
+    public function created(Transaction $transaction): void
+    {
+        app('log')->debug('Observe "created" of a transaction.');
+        AccountBalanceCalculator::recalculateForJournal($transaction->transactionJournal);
+    }
 }

app/Helpers/Collector/Extensions/MetaCollection.php

@@ -717,7 +717,7 @@ trait MetaCollection
 
         $this->joinMetaDataTables();
         $this->query->where('journal_meta.name', '=', 'internal_reference');
-        $this->query->where('journal_meta.data', 'LIKE', sprintf('%%%s%%', $internalReference));
+        $this->query->where('journal_meta.data', '=', $internalReference);
 
         return $this;
     }

app/Http/Controllers/Api/V3/Controllers/AccountController.php

@@ -0,0 +1,43 @@
+<?php
+
+declare(strict_types=1);
+
+namespace FireflyIII\Http\Controllers\Api\V3\Controllers;
+
+use FireflyIII\Http\Controllers\Controller;
+use FireflyIII\JsonApi\V3\AccountBalances\AccountBalanceSchema;
+use FireflyIII\Models\Account;
+use Illuminate\Contracts\Support\Responsable;
+use LaravelJsonApi\Core\Facades\JsonApi;
+use LaravelJsonApi\Core\Responses\DataResponse;
+use LaravelJsonApi\Laravel\Http\Controllers\Actions;
+use LaravelJsonApi\Laravel\Http\Requests\AnonymousQuery;
+
+class AccountController extends Controller
+{
+    use Actions\AttachRelationship;
+    use Actions\Destroy;
+    use Actions\DetachRelationship;
+    use Actions\FetchMany;
+    use Actions\FetchOne;
+    use Actions\FetchRelated;
+    use Actions\FetchRelationship;
+    use Actions\Store;
+    use Actions\Update;
+    use Actions\UpdateRelationship;
+
+    public function readAccountBalances(AnonymousQuery $query, AccountBalanceSchema $schema, Account $account): Responsable
+    {
+        $schema = JsonApi::server()->schemas()->schemaFor('account-balances');
+
+        $models = $schema
+            ->repository()
+            ->queryAll()
+            ->withRequest($query)
+            ->withAccount($account)
+            ->get()
+        ;
+
+        return DataResponse::make($models);
+    }
+}

app/Http/Controllers/Auth/LoginController.php

@@ -121,7 +121,7 @@ class LoginController extends Controller
 
         // Copied directly from AuthenticatesUsers, but with logging added:
         // If the login attempt was unsuccessful we will increment the number of attempts
-        // to login and redirect the user back to the login form. Of course, when this
+        // to log in and redirect the user back to the login form. Of course, when this
         // user surpasses their maximum number of attempts they will get locked out.
         $this->incrementLoginAttempts($request);
         Log::channel('audit')->warning(sprintf('Login failed. Attempt for user "%s" failed.', $request->get($this->username())));
@@ -233,7 +233,7 @@ class LoginController extends Controller
         $storeInCookie     = config('google2fa.store_in_cookie', false);
         if (false !== $storeInCookie) {
             $cookieName = config('google2fa.cookie_name', 'google2fa_token');
-            request()->cookies->set($cookieName, 'invalid');
+            \Cookie::queue(\Cookie::make($cookieName, 'invalid-'.time()));
         }
         $usernameField     = $this->username();
 

app/Http/Controllers/Budget/BudgetLimitController.php

@@ -185,7 +185,7 @@ class BudgetLimitController extends Controller
             $array['amount_formatted']       = app('amount')->formatAnything($limit->transactionCurrency, $limit['amount']);
             $array['days_left']              = (string)$this->activeDaysLeft($start, $end);
             // left per day:
-            $array['left_per_day']           = bcdiv(bcadd($array['spent'], $array['amount']), $array['days_left']);
+            $array['left_per_day']           = 0 === bccomp('0', $array['days_left']) ? bcadd($array['spent'], $array['amount']) : bcdiv(bcadd($array['spent'], $array['amount']), $array['days_left']);
 
             // left per day formatted.
             $array['left_per_day_formatted'] = app('amount')->formatAnything($limit->transactionCurrency, $array['left_per_day']);

app/Http/Controllers/DebugController.php

@@ -86,14 +86,14 @@ class DebugController extends Controller
     {
         app('preferences')->mark();
         $request->session()->forget(['start', 'end', '_previous', 'viewRange', 'range', 'is_custom_range', 'temp-mfa-secret', 'temp-mfa-codes']);
-        app('log')->debug('Call cache:clear...');
 
         Artisan::call('cache:clear');
-        app('log')->debug('Call config:clear...');
         Artisan::call('config:clear');
-        app('log')->debug('Call route:clear...');
         Artisan::call('route:clear');
-        app('log')->debug('Call twig:clean...');
+        Artisan::call('view:clear');
+
+        // also do some recalculations.
+        Artisan::call('firefly-iii:trigger-credit-recalculation');
 
         try {
             Artisan::call('twig:clean');
@@ -101,7 +101,6 @@ class DebugController extends Controller
             throw new FireflyException($e->getMessage(), 0, $e);
         }
 
-        app('log')->debug('Call view:clear...');
         Artisan::call('view:clear');
 
         return redirect(route('index'));

app/Http/Controllers/HomeController.php

@@ -65,7 +65,7 @@ class HomeController extends Controller
         $stringEnd     = '';
 
         try {
-            $stringStart = e((string)$request->get('start'));
+            $stringStart = e((string) $request->get('start'));
             $start       = Carbon::createFromFormat('Y-m-d', $stringStart);
         } catch (InvalidFormatException $e) {
             app('log')->error(sprintf('Start: could not parse date string "%s" so ignore it.', $stringStart));
@@ -73,7 +73,7 @@ class HomeController extends Controller
         }
 
         try {
-            $stringEnd = e((string)$request->get('end'));
+            $stringEnd = e((string) $request->get('end'));
             $end       = Carbon::createFromFormat('Y-m-d', $stringEnd);
         } catch (InvalidFormatException $e) {
             app('log')->error(sprintf('End could not parse date string "%s" so ignore it.', $stringEnd));
@@ -92,7 +92,7 @@ class HomeController extends Controller
         app('log')->debug('dateRange: Received dateRange', ['start' => $stringStart, 'end' => $stringEnd, 'label' => $request->get('label')]);
         // check if the label is "everything" or "Custom range" which will betray
         // a possible problem with the budgets.
-        if ($label === (string)trans('firefly.everything') || $label === (string)trans('firefly.customRange')) {
+        if ($label === (string) trans('firefly.everything') || $label === (string) trans('firefly.customRange')) {
             $isCustomRange = true;
             app('log')->debug('Range is now marked as "custom".');
         }
@@ -100,7 +100,7 @@ class HomeController extends Controller
         $diff          = $start->diffInDays($end, true) + 1;
 
         if ($diff > 366) {
-            $request->session()->flash('warning', (string)trans('firefly.warning_much_data', ['days' => (int)$diff]));
+            $request->session()->flash('warning', (string) trans('firefly.warning_much_data', ['days' => (int) $diff]));
         }
 
         $request->session()->put('is_custom_range', $isCustomRange);
@@ -128,10 +128,10 @@ class HomeController extends Controller
             return redirect(route('new-user.index'));
         }
 
-        if ('v1' === (string)config('view.layout')) {
+        if ('v1' === (string) config('view.layout')) {
             return $this->indexV1($repository);
         }
-        if ('v2' === (string)config('view.layout')) {
+        if ('v2' === (string) config('view.layout')) {
             return $this->indexV2();
         }
 
@@ -141,8 +141,9 @@ class HomeController extends Controller
     private function indexV1(AccountRepositoryInterface $repository): mixed
     {
         $types          = config('firefly.accountTypesByIdentifier.asset');
+        $pageTitle      = (string) trans('firefly.main_dashboard_page_title');
         $count          = $repository->count($types);
-        $subTitle       = (string)trans('firefly.welcome_back');
+        $subTitle       = (string) trans('firefly.welcome_back');
         $transactions   = [];
         $frontpage      = app('preferences')->getFresh('frontpageAccounts', $repository->getAccountsByType([AccountType::ASSET])->pluck('id')->toArray());
         $frontpageArray = $frontpage->data;
@@ -151,8 +152,9 @@ class HomeController extends Controller
         }
 
         /** @var Carbon $start */
-        /** @var Carbon $end */
         $start          = session('start', today(config('app.timezone'))->startOfMonth());
+
+        /** @var Carbon $end */
         $end            = session('end', today(config('app.timezone'))->endOfMonth());
         $accounts       = $repository->getAccountsById($frontpageArray);
         $today          = today(config('app.timezone'));
@@ -176,20 +178,21 @@ class HomeController extends Controller
         $user           = auth()->user();
         event(new RequestedVersionCheckStatus($user));
 
-        return view('index', compact('count', 'subTitle', 'transactions', 'billCount', 'start', 'end', 'today'));
+        return view('index', compact('count', 'subTitle', 'transactions', 'billCount', 'start', 'end', 'today', 'pageTitle'));
     }
 
     private function indexV2(): mixed
     {
-        $subTitle = (string)trans('firefly.welcome_back');
+        $subTitle  = (string) trans('firefly.welcome_back');
+        $pageTitle = (string) trans('firefly.main_dashboard_page_title');
 
-        $start    = session('start', today(config('app.timezone'))->startOfMonth());
-        $end      = session('end', today(config('app.timezone'))->endOfMonth());
+        $start     = session('start', today(config('app.timezone'))->startOfMonth());
+        $end       = session('end', today(config('app.timezone'))->endOfMonth());
 
         /** @var User $user */
-        $user     = auth()->user();
+        $user      = auth()->user();
         event(new RequestedVersionCheckStatus($user));
 
-        return view('index', compact('subTitle', 'start', 'end'));
+        return view('index', compact('subTitle', 'start', 'end', 'pageTitle'));
     }
 }

app/Http/Controllers/Json/ReconcileController.php

@@ -81,6 +81,8 @@ class ReconcileController extends Controller
         if ($end->lt($start)) {
             [$start, $end] = [$end, $start];
         }
+        $end->endOfDay();
+        $start->startOfDay();
 
         $route           = route('accounts.reconcile.submit', [$account->id, $start->format('Ymd'), $end->format('Ymd')]);
         $selectedIds     = $request->get('journals') ?? [];

app/Http/Controllers/Json/RecurrenceController.php

@@ -81,7 +81,12 @@ class RecurrenceController extends Controller
         $skip                          = $skip < 0 || $skip > 31 ? 0 : $skip;
         $weekend                       = $weekend < 1 || $weekend > 4 ? 1 : $weekend;
 
-        if (null === $start || null === $end || null === $firstDate || null === $endDate) {
+        if (null === $endDate) {
+            // safety catch:
+            $endDate = now()->addYear();
+        }
+
+        if (null === $start || null === $end || null === $firstDate) {
             return response()->json();
         }
 

app/Http/Controllers/PreferencesController.php

@@ -120,7 +120,7 @@ class PreferencesController extends Controller
         // list of locales also has "equal" which makes it equal to whatever the language is.
 
         try {
-            $locales = json_decode((string)file_get_contents(resource_path(sprintf('lang/%s/locales.json', $language))), true, 512, JSON_THROW_ON_ERROR);
+            $locales = json_decode((string)file_get_contents(resource_path(sprintf('locales/%s/locales.json', $language))), true, 512, JSON_THROW_ON_ERROR);
         } catch (\JsonException $e) {
             app('log')->error($e->getMessage());
             $locales = [];

app/Http/Controllers/Recurring/ShowController.php

@@ -84,6 +84,7 @@ class ShowController extends Controller
         $transformer->setParameters(new ParameterBag());
 
         $array                 = $transformer->transform($recurrence);
+
         $groups                = $this->recurring->getTransactions($recurrence);
         $today                 = today(config('app.timezone'));
         $array['repeat_until'] = null !== $array['repeat_until'] ? new Carbon($array['repeat_until']) : null;

app/Http/Controllers/Transaction/ConvertController.php

@@ -23,7 +23,6 @@ declare(strict_types=1);
 
 namespace FireflyIII\Http\Controllers\Transaction;
 
-use Exception;
 use FireflyIII\Events\UpdatedTransactionGroup;
 use FireflyIII\Exceptions\FireflyException;
 use FireflyIII\Http\Controllers\Controller;
@@ -65,7 +64,7 @@ class ConvertController extends Controller
         $this->middleware(
             function ($request, $next) {
                 $this->accountRepository = app(AccountRepositoryInterface::class);
-                app('view')->share('title', (string)trans('firefly.transactions'));
+                app('view')->share('title', (string) trans('firefly.transactions'));
                 app('view')->share('mainTitleIcon', 'fa-exchange');
 
                 return $next($request);
@@ -95,7 +94,7 @@ class ConvertController extends Controller
 
         $groupTitle           = $group->title ?? $first->description;
         $groupArray           = $transformer->transformObject($group);
-        $subTitle             = (string)trans('firefly.convert_to_'.$destinationType->type, ['description' => $groupTitle]);
+        $subTitle             = (string) trans('firefly.convert_to_'.$destinationType->type, ['description' => $groupTitle]);
         $subTitleIcon         = 'fa-exchange';
 
         // get a list of asset accounts and liabilities and stuff, in various combinations:
@@ -111,7 +110,7 @@ class ConvertController extends Controller
 
         if ($sourceType->type === $destinationType->type) { // cannot convert to its own type.
             app('log')->debug('This is already a transaction of the expected type..');
-            session()->flash('info', (string)trans('firefly.convert_is_already_type_'.$destinationType->type));
+            session()->flash('info', (string) trans('firefly.convert_is_already_type_'.$destinationType->type));
 
             return redirect(route('transactions.show', [$group->id]));
         }
@@ -147,7 +146,7 @@ class ConvertController extends Controller
         // group accounts:
         /** @var Account $account */
         foreach ($accountList as $account) {
-            $role                        = (string)$this->accountRepository->getMetaValue($account, 'account_role');
+            $role                        = (string) $this->accountRepository->getMetaValue($account, 'account_role');
             $name                        = $account->name;
             if ('' === $role) {
                 $role = 'no_account_type';
@@ -165,7 +164,7 @@ class ConvertController extends Controller
                 $role = 'revenue_account';
             }
 
-            $key                         = (string)trans('firefly.opt_group_'.$role);
+            $key                         = (string) trans('firefly.opt_group_'.$role);
             $grouped[$key][$account->id] = $name;
         }
 
@@ -184,7 +183,7 @@ class ConvertController extends Controller
         // group accounts:
         /** @var Account $account */
         foreach ($accountList as $account) {
-            $role                        = (string)$this->accountRepository->getMetaValue($account, 'account_role');
+            $role                        = (string) $this->accountRepository->getMetaValue($account, 'account_role');
             $name                        = $account->name;
             if ('' === $role) {
                 $role = 'no_account_type';
@@ -202,7 +201,7 @@ class ConvertController extends Controller
                 $role = 'expense_account';
             }
 
-            $key                         = (string)trans('firefly.opt_group_'.$role);
+            $key                         = (string) trans('firefly.opt_group_'.$role);
             $grouped[$key][$account->id] = $name;
         }
 
@@ -225,7 +224,7 @@ class ConvertController extends Controller
             $balance                     = app('steam')->balance($account, today());
             $currency                    = $this->accountRepository->getAccountCurrency($account) ?? $defaultCurrency;
             $role                        = 'l_'.$account->accountType->type;
-            $key                         = (string)trans('firefly.opt_group_'.$role);
+            $key                         = (string) trans('firefly.opt_group_'.$role);
             $grouped[$key][$account->id] = $account->name.' ('.app('amount')->formatAnything($currency, $balance, false).')';
         }
 
@@ -247,12 +246,12 @@ class ConvertController extends Controller
         foreach ($accountList as $account) {
             $balance                     = app('steam')->balance($account, today());
             $currency                    = $this->accountRepository->getAccountCurrency($account) ?? $defaultCurrency;
-            $role                        = (string)$this->accountRepository->getMetaValue($account, 'account_role');
+            $role                        = (string) $this->accountRepository->getMetaValue($account, 'account_role');
             if ('' === $role) {
                 $role = 'no_account_type';
             }
 
-            $key                         = (string)trans('firefly.opt_group_'.$role);
+            $key                         = (string) trans('firefly.opt_group_'.$role);
             $grouped[$key][$account->id] = $account->name.' ('.app('amount')->formatAnything($currency, $balance, false).')';
         }
 
@@ -285,7 +284,7 @@ class ConvertController extends Controller
         // correct transfers:
         $group->refresh();
 
-        session()->flash('success', (string)trans('firefly.converted_to_'.$destinationType->type));
+        session()->flash('success', (string) trans('firefly.converted_to_'.$destinationType->type));
         event(new UpdatedTransactionGroup($group, true, true));
 
         return redirect(route('transactions.show', [$group->id]));
@@ -306,11 +305,11 @@ class ConvertController extends Controller
         $destinationId    = $data['destination_id'][$journal->id] ?? null;
         $destinationName  = $data['destination_name'][$journal->id] ?? null;
 
-        // double check its not an empty string.
-        $sourceId         = '' === $sourceId || null === $sourceId ? null : (int)$sourceId;
-        $sourceName       = '' === $sourceName ? null : (string)$sourceName;
-        $destinationId    = '' === $destinationId || null === $destinationId ? null : (int)$destinationId;
-        $destinationName  = '' === $destinationName ? null : (string)$destinationName;
+        // double check it's not an empty string.
+        $sourceId         = '' === $sourceId || null === $sourceId ? null : (int) $sourceId;
+        $sourceName       = '' === $sourceName ? null : (string) $sourceName;
+        $destinationId    = '' === $destinationId || null === $destinationId ? null : (int) $destinationId;
+        $destinationName  = '' === $destinationName ? null : (string) $destinationName;
         $validSource      = $validator->validateSource(['id' => $sourceId, 'name' => $sourceName]);
         $validDestination = $validator->validateDestination(['id' => $destinationId, 'name' => $destinationName]);
 
@@ -331,6 +330,19 @@ class ConvertController extends Controller
             'type'             => $transactionType->type,
         ];
 
+        // also set the currency to the currency of the source account, in case you're converting a deposit into a transfer.
+        if (TransactionType::TRANSFER === $transactionType->type && TransactionType::DEPOSIT === $journal->transactionType->type) {
+            $source         = $this->accountRepository->find((int) $sourceId);
+            $sourceCurrency = $this->accountRepository->getAccountCurrency($source);
+            $dest           = $this->accountRepository->find((int) $destinationId);
+            $destCurrency   = $this->accountRepository->getAccountCurrency($dest);
+            if (null !== $sourceCurrency && null !== $destCurrency && $sourceCurrency->code !== $destCurrency->code) {
+                $update['currency_id']         = $sourceCurrency->id;
+                $update['foreign_currency_id'] = $destCurrency->id;
+                $update['foreign_amount']      = '1'; // not the best solution but at this point the amount is hard to get.
+            }
+        }
+
         /** @var JournalUpdateService $service */
         $service          = app(JournalUpdateService::class);
         $service->setTransactionJournal($journal);

app/Http/Middleware/Range.php

@@ -27,6 +27,7 @@ use Carbon\Carbon;
 use FireflyIII\Repositories\Journal\JournalRepositoryInterface;
 use FireflyIII\Support\Http\Controllers\RequestInformation;
 use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Log;
 
 /**
  * Class SessionFilter.
@@ -63,6 +64,7 @@ class Range
     {
         // ignore preference. set the range to be the current month:
         if (!app('session')->has('start') && !app('session')->has('end')) {
+            Log::debug('setRange: Session has no start or end.');
             $viewRange = app('preferences')->get('viewRange', '1M')->data;
             if (is_array($viewRange)) {
                 $viewRange = '1M';
@@ -76,6 +78,8 @@ class Range
             app('session')->put('end', $end);
         }
         if (!app('session')->has('first')) {
+            Log::debug('setRange: Session has no "first".');
+
             /** @var JournalRepositoryInterface $repository */
             $repository = app(JournalRepositoryInterface::class);
             $journal    = $repository->firstNull();

app/Http/Middleware/VerifyCsrfToken.php

@@ -28,4 +28,9 @@ use Illuminate\Foundation\Http\Middleware\VerifyCsrfToken as Middleware;
 /**
  * Class VerifyCsrfToken.
  */
-class VerifyCsrfToken extends Middleware {}
+class VerifyCsrfToken extends Middleware
+{
+    protected $except = [
+        'oauth/token',
+    ];
+}

app/Http/Requests/AccountFormRequest.php

@@ -57,7 +57,7 @@ class AccountFormRequest extends FormRequest
             'account_type_name'       => $this->convertString('objectType'),
             'currency_id'             => $this->convertInteger('currency_id'),
             'virtual_balance'         => $this->convertString('virtual_balance'),
-            'iban'                    => $this->convertString('iban'),
+            'iban'                    => $this->convertIban('iban'),
             'BIC'                     => $this->convertString('BIC'),
             'account_number'          => $this->convertString('account_number'),
             'account_role'            => $this->convertString('account_role'),

app/Jobs/CreateRecurringTransactions.php

@@ -361,11 +361,17 @@ class CreateRecurringTransactions implements ShouldQueue
         // create transaction array and send to factory.
         $groupTitle              = null;
         $count                   = $recurrence->recurrenceTransactions->count();
-        if ($count > 1) {
+        // #8844, if there is one recurrence transaction, use the first title as the title.
+        if (1 === $count) {
             /** @var RecurrenceTransaction $first */
             $first      = $recurrence->recurrenceTransactions()->first();
             $groupTitle = $first->description;
         }
+        // #8844, if there are more, use the recurrence transaction itself.
+        if ($count > 1) {
+            $groupTitle = $recurrence->title;
+        }
+
         if (0 === $count) {
             app('log')->error('No transactions to be created in this recurrence. Cannot continue.');
 
@@ -411,12 +417,12 @@ class CreateRecurringTransactions implements ShouldQueue
         /** @var RecurrenceTransaction $transaction */
         foreach ($transactions as $index => $transaction) {
             $single   = [
-                'type'                  => null === $first->transactionType ? strtolower($recurrence->transactionType->type) : strtolower($first->transactionType->type),
+                'type'                  => null === $transaction?->transactionType?->type ? strtolower($recurrence->transactionType->type) : strtolower($transaction->transactionType->type),
                 'date'                  => $date,
                 'user'                  => $recurrence->user_id,
                 'currency_id'           => $transaction->transaction_currency_id,
                 'currency_code'         => null,
-                'description'           => $first->description,
+                'description'           => $transaction->description,
                 'amount'                => $transaction->amount,
                 'budget_id'             => $this->repository->getBudget($transaction),
                 'budget_name'           => null,

app/Jobs/DownloadExchangeRates.php

@@ -29,6 +29,7 @@ use FireflyIII\Models\TransactionCurrency;
 use FireflyIII\Repositories\Currency\CurrencyRepositoryInterface;
 use FireflyIII\Repositories\User\UserRepositoryInterface;
 use GuzzleHttp\Client;
+use GuzzleHttp\Exception\ConnectException;
 use GuzzleHttp\Exception\GuzzleException;
 use GuzzleHttp\Exception\RequestException;
 use Illuminate\Bus\Queueable;
@@ -100,7 +101,7 @@ class DownloadExchangeRates implements ShouldQueue
 
         try {
             $res = $client->get($url);
-        } catch (RequestException $e) {
+        } catch (ConnectException|RequestException $e) {
             app('log')->warning(sprintf('Trying to grab "%s" resulted in error "%d".', $url, $e->getMessage()));
 
             return;

app/Jobs/MailError.php

@@ -130,12 +130,12 @@ class MailError extends Job implements ShouldQueue
         }
         if (file_exists($file)) {
             Log::debug(sprintf('Read file in "%s"', $file));
-            $limits = json_decode(file_get_contents($file), true);
+            $limits = json_decode((string)file_get_contents($file), true);
         }
         // limit reached?
         foreach ($types as $type => $info) {
             Log::debug(sprintf('Now checking limit "%s"', $type), $info);
-            if (!isset($limits[$type])) {
+            if (!array_key_exists($type, $limits)) {
                 Log::debug(sprintf('Limit "%s" reset to zero, did not exist yet.', $type));
                 $limits[$type] = [
                     'time' => time(),

app/JsonApi/Rules/IsValidFilter.php

@@ -0,0 +1,53 @@
+<?php
+/*
+ * IsValidFilter.php
+ * Copyright (c) 2024 james@firefly-iii.org.
+ *
+ * This file is part of Firefly III (https://github.com/firefly-iii).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see https://www.gnu.org/licenses/.
+ */
+
+declare(strict_types=1);
+
+namespace FireflyIII\JsonApi\Rules;
+
+use Illuminate\Contracts\Validation\ValidationRule;
+
+class IsValidFilter implements ValidationRule
+{
+    private array $allowed;
+
+    public function __construct(array $keys)
+    {
+        $this->allowed   = $keys;
+        $this->allowed[] = 'user_group_id';
+    }
+
+    #[\Override]
+    public function validate(string $attribute, mixed $value, \Closure $fail): void
+    {
+        if ('filter' !== $attribute) {
+            $fail('validation.bad_api_filter')->translate();
+        }
+        if (!is_array($value)) {
+            $value = explode(',', $value);
+        }
+        foreach ($value as $key => $val) {
+            if (!in_array($key, $this->allowed, true)) {
+                $fail('validation.bad_api_filter')->translate(['filter' => $key]);
+            }
+        }
+    }
+}

app/JsonApi/Rules/IsValidPage.php

@@ -0,0 +1,52 @@
+<?php
+/*
+ * IsValidFilter.php
+ * Copyright (c) 2024 james@firefly-iii.org.
+ *
+ * This file is part of Firefly III (https://github.com/firefly-iii).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see https://www.gnu.org/licenses/.
+ */
+
+declare(strict_types=1);
+
+namespace FireflyIII\JsonApi\Rules;
+
+use Illuminate\Contracts\Validation\ValidationRule;
+
+class IsValidPage implements ValidationRule
+{
+    private array $allowed;
+
+    public function __construct(array $keys)
+    {
+        $this->allowed = $keys;
+    }
+
+    #[\Override]
+    public function validate(string $attribute, mixed $value, \Closure $fail): void
+    {
+        if ('page' !== $attribute) {
+            $fail('validation.bad_api_filter')->translate();
+        }
+        if (!is_array($value)) {
+            $value = explode(',', $value);
+        }
+        foreach ($value as $key => $val) {
+            if (!in_array($key, $this->allowed, true)) {
+                $fail('validation.bad_api_page')->translate();
+            }
+        }
+    }
+}

app/JsonApi/V3/AccountBalances/AccountBalanceRepository.php

@@ -0,0 +1,45 @@
+<?php
+/*
+ * AccountBalanceRepository.php
+ * Copyright (c) 2024 james@firefly-iii.org.
+ *
+ * This file is part of Firefly III (https://github.com/firefly-iii).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see https://www.gnu.org/licenses/.
+ */
+
+declare(strict_types=1);
+
+namespace FireflyIII\JsonApi\V3\AccountBalances;
+
+use FireflyIII\Entities\AccountBalance;
+use LaravelJsonApi\Contracts\Store\QueriesAll;
+use LaravelJsonApi\NonEloquent\AbstractRepository;
+
+class AccountBalanceRepository extends AbstractRepository implements QueriesAll
+{
+    #[\Override]
+    public function find(string $resourceId): ?object
+    {
+        return AccountBalance::fromArray();
+    }
+
+    public function queryAll(): Capabilities\AccountBalanceQuery
+    {
+        return Capabilities\AccountBalanceQuery::make()
+            ->withServer($this->server)
+            ->withSchema($this->schema)
+        ;
+    }
+}

app/JsonApi/V3/AccountBalances/AccountBalanceResource.php

@@ -0,0 +1,44 @@
+<?php
+
+declare(strict_types=1);
+
+namespace FireflyIII\JsonApi\V3\AccountBalances;
+
+use Illuminate\Http\Request;
+use LaravelJsonApi\Core\Resources\JsonApiResource;
+
+class AccountBalanceResource extends JsonApiResource
+{
+    /**
+     * Get the resource id.
+     */
+    public function id(): string
+    {
+        return $this->resource->id;
+    }
+
+    /**
+     * Get the resource's attributes.
+     *
+     * @param null|Request $request
+     */
+    public function attributes($request): iterable
+    {
+        return [
+            'name'   => $this->resource->amount,
+            'amount' => $this->resource->amount,
+        ];
+    }
+
+    /**
+     * Get the resource's relationships.
+     *
+     * @param null|Request $request
+     */
+    public function relationships($request): iterable
+    {
+        return [
+            $this->relation('account')->withData($this->resource->getAccount()),
+        ];
+    }
+}

app/JsonApi/V3/AccountBalances/AccountBalanceSchema.php

@@ -0,0 +1,50 @@
+<?php
+
+declare(strict_types=1);
+
+namespace FireflyIII\JsonApi\V3\AccountBalances;
+
+use FireflyIII\Entities\AccountBalance;
+use LaravelJsonApi\Core\Schema\Schema;
+use LaravelJsonApi\Eloquent\Fields\Relations\HasOne;
+use LaravelJsonApi\NonEloquent\Fields\Attribute;
+use LaravelJsonApi\NonEloquent\Fields\ID;
+
+class AccountBalanceSchema extends Schema
+{
+    /**
+     * The model the schema corresponds to.
+     */
+    public static string $model = AccountBalance::class;
+
+    /**
+     * Get the resource fields.
+     */
+    public function fields(): array
+    {
+        return [
+            ID::make(),
+            Attribute::make('name'),
+            Attribute::make('amount'),
+            HasOne::make('account'),
+        ];
+    }
+
+    /**
+     * Get the resource filters.
+     */
+    public function filters(): array
+    {
+        return [
+            // Filter::make('id'),
+        ];
+    }
+
+    public function repository(): AccountBalanceRepository
+    {
+        return AccountBalanceRepository::make()
+            ->withServer($this->server)
+            ->withSchema($this)
+        ;
+    }
+}

app/JsonApi/V3/AccountBalances/Capabilities/AccountBalanceQuery.php

@@ -0,0 +1,58 @@
+<?php
+/*
+ * AccountBalanceQuery.php
+ * Copyright (c) 2024 james@firefly-iii.org.
+ *
+ * This file is part of Firefly III (https://github.com/firefly-iii).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see https://www.gnu.org/licenses/.
+ */
+
+declare(strict_types=1);
+
+namespace FireflyIII\JsonApi\V3\AccountBalances\Capabilities;
+
+use FireflyIII\Entities\AccountBalance;
+use FireflyIII\Models\Account;
+use LaravelJsonApi\NonEloquent\Capabilities\QueryAll;
+
+class AccountBalanceQuery extends QueryAll
+{
+    private Account $account;
+
+    /**
+     * QuerySites constructor.
+     */
+    public function __construct()
+    {
+        parent::__construct();
+    }
+
+    public function get(): iterable
+    {
+        return [
+            AccountBalance::fromArray(),
+            AccountBalance::fromArray(),
+            AccountBalance::fromArray(),
+            AccountBalance::fromArray(),
+        ];
+    }
+
+    public function withAccount(Account $account): self
+    {
+        $this->account = $account;
+
+        return $this;
+    }
+}

app/JsonApi/V3/Accounts/AccountRepository.php

@@ -0,0 +1,53 @@
+<?php
+/*
+ * AccountRepository.php
+ * Copyright (c) 2024 james@firefly-iii.org.
+ *
+ * This file is part of Firefly III (https://github.com/firefly-iii).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see https://www.gnu.org/licenses/.
+ */
+
+declare(strict_types=1);
+
+namespace FireflyIII\JsonApi\V3\Accounts;
+
+use FireflyIII\Models\Account;
+use FireflyIII\Support\JsonApi\Concerns\UsergroupAware;
+use LaravelJsonApi\Contracts\Store\QueriesAll;
+use LaravelJsonApi\NonEloquent\AbstractRepository;
+
+class AccountRepository extends AbstractRepository implements QueriesAll
+{
+    use UsergroupAware;
+
+    /**
+     * SiteRepository constructor.
+     */
+    public function __construct() {}
+
+    public function find(string $resourceId): ?object
+    {
+        return Account::find((int) $resourceId);
+    }
+
+    public function queryAll(): Capabilities\AccountQuery
+    {
+        return Capabilities\AccountQuery::make()
+            ->withUserGroup($this->userGroup)
+            ->withServer($this->server)
+            ->withSchema($this->schema)
+        ;
+    }
+}

app/JsonApi/V3/Accounts/AccountResource.php

@@ -0,0 +1,129 @@
+<?php
+
+declare(strict_types=1);
+
+namespace FireflyIII\JsonApi\V3\Accounts;
+
+use FireflyIII\Models\Account;
+use Illuminate\Http\Request;
+use LaravelJsonApi\Core\Resources\JsonApiResource;
+
+/**
+ * @property Account $resource
+ */
+class AccountResource extends JsonApiResource
+{
+    /**
+     * Get the resource's attributes.
+     *
+     * @param null|Request $request
+     */
+    public function attributes($request): iterable
+    {
+        return [
+            'created_at'      => $this->resource->created_at,
+            'updated_at'      => $this->resource->updated_at,
+            'name'            => $this->resource->name,
+            'iban'            => '' === $this->resource->iban ? null : $this->resource->iban,
+            'active'          => $this->resource->active,
+            'last_activity'   => $this->resource->last_activity,
+            'type'            => $this->resource->type,
+            'account_role'    => $this->resource->account_role,
+
+            //            'virtual_balance' => $this->resource->virtual_balance,
+            //            'native_balance'  => $this->resource->native_balance,
+            // 'user' => $this->resource->user_array,
+            //            'balances' => []
+            //
+            // currency
+            //            'currency_id'             => $this->resource->currency_id,
+            //            'currency_code'           => $this->resource->currency_code,
+            //            'currency_symbol'         => $this->resource->currency_symbol,
+            //            'currency_decimal_places' => $this->resource->currency_decimal_places,
+
+            // balance (in currency, on date)
+            //            'current_balance'         => $this->resource->current_balance,
+
+            //            'current_balance'         => app('steam')->bcround(app('steam')->balance($account, $date), $decimalPlaces),
+            //            'current_balance_date'    => $date->toAtomString(),
+            //            'notes'                   => $this->repository->getNoteText($account),
+            //            'monthly_payment_date'    => $monthlyPaymentDate,
+            //            'credit_card_type'        => $creditCardType,
+            //            'account_number'          => $this->repository->getMetaValue($account, 'account_number'),
+            //            'bic'                     => $this->repository->getMetaValue($account, 'BIC'),
+            //            'opening_balance'         => $openingBalance,
+            //            'opening_balance_date'    => $openingBalanceDate,
+            //            'liability_type'          => $liabilityType,
+            //            'liability_direction'     => $liabilityDirection,
+            //            'interest'                => $interest,
+            //            'interest_period'         => $interestPeriod,
+            //            'current_debt'            => $this->repository->getMetaValue($account, 'current_debt'),
+            //            'include_net_worth'       => $includeNetWorth,
+            //            'longitude'               => $longitude,
+            //            'latitude'                => $latitude,
+            //            'zoom_level'              => $zoomLevel,
+
+            //            'order'                          => $order,
+
+            //            'currency_id'                    => (string) $currency->id,
+            //            'currency_code'                  => $currency->code,
+            //            'currency_symbol'                => $currency->symbol,
+            //            'currency_decimal_places'        => $currency->decimal_places,
+            //
+            //            'native_currency_id'             => (string) $this->default->id,
+            //            'native_currency_code'           => $this->default->code,
+            //            'native_currency_symbol'         => $this->default->symbol,
+            //            'native_currency_decimal_places' => $this->default->decimal_places,
+            //
+            //            // balance:
+            //            'current_balance'                => $balance,
+            //            'native_current_balance'         => $nativeBalance,
+            //            'current_balance_date'           => $this->getDate()->endOfDay()->toAtomString(),
+            //
+            //            // balance difference
+            //            'balance_difference'             => $balanceDiff,
+            //            'native_balance_difference'      => $nativeBalanceDiff,
+            //            'balance_difference_start'       => $diffStart,
+            //            'balance_difference_end'         => $diffEnd,
+            //
+            //            // more meta
+            //            'last_activity'                  => array_key_exists($id, $this->lastActivity) ? $this->lastActivity[$id]->toAtomString() : null,
+            //
+            //            // liability stuff
+            //            'liability_type'                 => $liabilityType,
+            //            'liability_direction'            => $liabilityDirection,
+            //            'interest'                       => $interest,
+            //            'interest_period'                => $interestPeriod,
+            //            'current_debt'                   => $currentDebt,
+            //
+            //            // object group
+            //            'object_group_id'                => null !== $objectGroupId ? (string) $objectGroupId : null,
+            //            'object_group_order'             => $objectGroupOrder,
+            //            'object_group_title'             => $objectGroupTitle,
+            //            'notes'                   => $this->repository->getNoteText($account),
+            //            'monthly_payment_date'    => $monthlyPaymentDate,
+            //            'credit_card_type'        => $creditCardType,
+            //            'bic'                     => $this->repository->getMetaValue($account, 'BIC'),
+            //            'virtual_balance'         => number_format((float) $account->virtual_balance, $decimalPlaces, '.', ''),
+            //            'opening_balance'         => $openingBalance,
+            //            'opening_balance_date'    => $openingBalanceDate,
+            //            'include_net_worth'       => $includeNetWorth,
+            //            'longitude'               => $longitude,
+            //            'latitude'                => $latitude,
+            //            'zoom_level'              => $zoomLevel,
+        ];
+    }
+
+    /**
+     * Get the resource's relationships.
+     *
+     * @param null|Request $request
+     */
+    public function relationships($request): iterable
+    {
+        return [
+            $this->relation('user')->withData($this->resource->user),
+            $this->relation('account_balances')->withData($this->resource->balances),
+        ];
+    }
+}

app/JsonApi/V3/Accounts/AccountSchema.php

@@ -0,0 +1,64 @@
+<?php
+
+declare(strict_types=1);
+
+namespace FireflyIII\JsonApi\V3\Accounts;
+
+use FireflyIII\Models\Account;
+use LaravelJsonApi\Eloquent\Contracts\Paginator;
+use LaravelJsonApi\Eloquent\Fields\Boolean;
+use LaravelJsonApi\Eloquent\Fields\DateTime;
+use LaravelJsonApi\Eloquent\Fields\ID;
+use LaravelJsonApi\Eloquent\Fields\Number;
+use LaravelJsonApi\Eloquent\Fields\Relations\HasMany;
+use LaravelJsonApi\Eloquent\Fields\Relations\HasOne;
+use LaravelJsonApi\Eloquent\Fields\Str;
+use LaravelJsonApi\Eloquent\Filters\WhereIdIn;
+use LaravelJsonApi\Eloquent\Pagination\PagePagination;
+use LaravelJsonApi\Eloquent\Schema;
+
+class AccountSchema extends Schema
+{
+    /**
+     * The model the schema corresponds to.
+     */
+    public static string $model = Account::class;
+
+    /**
+     * Get the resource fields.
+     */
+    public function fields(): array
+    {
+        return [
+            ID::make(),
+            DateTime::make('created_at')->sortable()->readOnly(),
+            DateTime::make('updated_at')->sortable()->readOnly(),
+            Str::make('name')->sortable(),
+            Str::make('account_type'),
+            Str::make('virtual_balance'),
+            Str::make('iban'),
+            Boolean::make('active'),
+            Number::make('order'),
+            HasOne::make('user'),
+            HasMany::make('account_balances'),
+        ];
+    }
+
+    /**
+     * Get the resource filters.
+     */
+    public function filters(): array
+    {
+        return [
+            WhereIdIn::make($this),
+        ];
+    }
+
+    /**
+     * Get the resource paginator.
+     */
+    public function pagination(): ?Paginator
+    {
+        return PagePagination::make();
+    }
+}

app/JsonApi/V3/Accounts/Capabilities/AccountQuery.php

@@ -0,0 +1,73 @@
+<?php
+/*
+ * AccountQuery.php
+ * Copyright (c) 2024 james@firefly-iii.org.
+ *
+ * This file is part of Firefly III (https://github.com/firefly-iii).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see https://www.gnu.org/licenses/.
+ */
+
+declare(strict_types=1);
+
+namespace FireflyIII\JsonApi\V3\Accounts\Capabilities;
+
+use FireflyIII\Support\JsonApi\Concerns\UsergroupAware;
+use FireflyIII\Support\JsonApi\Enrichments\AccountEnrichment;
+use FireflyIII\Support\JsonApi\ExpandsQuery;
+use FireflyIII\Support\JsonApi\FiltersPagination;
+use FireflyIII\Support\JsonApi\SortsCollection;
+use FireflyIII\Support\JsonApi\ValidateSortParameters;
+use LaravelJsonApi\Contracts\Store\HasPagination;
+use LaravelJsonApi\NonEloquent\Capabilities\QueryAll;
+use LaravelJsonApi\NonEloquent\Concerns\PaginatesEnumerables;
+
+class AccountQuery extends QueryAll implements HasPagination
+{
+    use ExpandsQuery;
+    use FiltersPagination;
+    use PaginatesEnumerables;
+    use SortsCollection;
+    use UsergroupAware;
+    use ValidateSortParameters;
+
+    #[\Override]
+    public function get(): iterable
+    {
+        $filters    = $this->queryParameters->filter();
+        $sort       = $this->queryParameters->sortFields();
+        $pagination = $this->filtersPagination($this->queryParameters->page());
+        $needsAll   = $this->validateParams('account', $sort);
+        $query      = $this->userGroup->accounts();
+
+        if (!$needsAll) {
+            $query = $this->addPagination($query, $pagination);
+        }
+        $query      = $this->addSortParams($query, $sort);
+        $query      = $this->addFilterParams('account', $query, $filters);
+
+        $collection = $query->get(['accounts.*']);
+
+        // enrich data
+        $enrichment = new AccountEnrichment();
+        $collection = $enrichment->enrich($collection);
+
+        // add filters after the query
+
+        // add sort after the query
+        return $this->sortCollection($collection, $sort);
+        //        var_dump($filters->value('name'));
+        //        exit;
+    }
+}

app/JsonApi/V3/Server.php

@@ -0,0 +1,38 @@
+<?php
+
+declare(strict_types=1);
+
+namespace FireflyIII\JsonApi\V3;
+
+use FireflyIII\JsonApi\V3\Accounts\AccountSchema;
+use FireflyIII\JsonApi\V3\AccountBalances\AccountBalanceSchema;
+use FireflyIII\JsonApi\V3\Users\UserSchema;
+use LaravelJsonApi\Core\Server\Server as BaseServer;
+
+class Server extends BaseServer
+{
+    /**
+     * The base URI namespace for this server.
+     */
+    protected string $baseUri = '/api/v3';
+
+    /**
+     * Bootstrap the server when it is handling an HTTP request.
+     */
+    public function serving(): void
+    {
+        // no-op
+    }
+
+    /**
+     * Get the server's list of schemas.
+     */
+    protected function allSchemas(): array
+    {
+        return [
+            AccountSchema::class,
+            UserSchema::class,
+            AccountBalanceSchema::class,
+        ];
+    }
+}

app/JsonApi/V3/Users/UserResource.php

@@ -0,0 +1,41 @@
+<?php
+
+declare(strict_types=1);
+
+namespace FireflyIII\JsonApi\V3\Users;
+
+use FireflyIII\Models\User;
+use Illuminate\Http\Request;
+use LaravelJsonApi\Core\Resources\JsonApiResource;
+
+/**
+ * @property User $resource
+ */
+class UserResource extends JsonApiResource
+{
+    /**
+     * Get the resource's attributes.
+     *
+     * @param null|Request $request
+     */
+    public function attributes($request): iterable
+    {
+        return [
+            'created_at' => $this->resource->created_at,
+            'updated_at' => $this->resource->updated_at,
+            'email'      => $this->resource->email,
+        ];
+    }
+
+    /**
+     * Get the resource's relationships.
+     *
+     * @param null|Request $request
+     */
+    public function relationships($request): iterable
+    {
+        return [
+            // @TODO
+        ];
+    }
+}

app/JsonApi/V3/Users/UserSchema.php

@@ -0,0 +1,55 @@
+<?php
+
+declare(strict_types=1);
+
+namespace FireflyIII\JsonApi\V3\Users;
+
+use FireflyIII\User;
+use LaravelJsonApi\Eloquent\Contracts\Paginator;
+use LaravelJsonApi\Eloquent\Fields\DateTime;
+use LaravelJsonApi\Eloquent\Fields\ID;
+use LaravelJsonApi\Eloquent\Fields\Relations\HasMany;
+use LaravelJsonApi\Eloquent\Fields\Str;
+use LaravelJsonApi\Eloquent\Filters\WhereIdIn;
+use LaravelJsonApi\Eloquent\Pagination\PagePagination;
+use LaravelJsonApi\Eloquent\Schema;
+
+class UserSchema extends Schema
+{
+    /**
+     * The model the schema corresponds to.
+     */
+    public static string $model = User::class;
+
+    /**
+     * Get the resource fields.
+     */
+    public function fields(): array
+    {
+        return [
+            ID::make(),
+            DateTime::make('created_at')->sortable()->readOnly(),
+            DateTime::make('updated_at')->sortable()->readOnly(),
+            Str::make('email'),
+            HasMany::make('accounts'),
+        ];
+    }
+
+    /**
+     * Get the resource filters.
+     */
+    public function filters(): array
+    {
+        return [
+            WhereIdIn::make($this),
+        ];
+    }
+
+    /**
+     * Get the resource paginator.
+     */
+    public function pagination(): ?Paginator
+    {
+        return PagePagination::make();
+    }
+}

app/Models/Account.php

@@ -193,6 +193,11 @@ class Account extends Model
         return $this->hasMany(AccountMeta::class);
     }
 
+    public function accountBalances(): HasMany
+    {
+        return $this->hasMany(AccountBalance::class);
+    }
+
     public function getEditNameAttribute(): string
     {
         $name = $this->name;

app/Models/AccountBalance.php

@@ -0,0 +1,25 @@
+<?php
+
+declare(strict_types=1);
+
+namespace FireflyIII\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+class AccountBalance extends Model
+{
+    use HasFactory;
+    protected $fillable = ['account_id', 'title', 'transaction_currency_id', 'balance'];
+
+    public function account(): BelongsTo
+    {
+        return $this->belongsTo(Account::class);
+    }
+
+    public function transactionCurrency(): BelongsTo
+    {
+        return $this->belongsTo(TransactionCurrency::class);
+    }
+}

app/Models/UserGroup.php

@@ -98,7 +98,7 @@ class UserGroup extends Model
 {
     use ReturnsIntegerIdTrait;
 
-    protected $fillable = ['title', 'default_administration'];
+    protected $fillable = ['title'];
 
     /**
      * Route binder. Converts the key in the URL to the specified object (or throw 404).

app/Policies/AccountBalancePolicy.php

@@ -1,8 +1,7 @@
 <?php
-
-/**
- * auth.php
- * Copyright (c) 2019 james@firefly-iii.org
+/*
+ * AccountPolicy.php
+ * Copyright (c) 2024 james@firefly-iii.org.
  *
  * This file is part of Firefly III (https://github.com/firefly-iii).
  *
@@ -17,23 +16,33 @@
  * GNU Affero General Public License for more details.
  *
  * You should have received a copy of the GNU Affero General Public License
- * along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-/*
- * PLEASE DO NOT EDIT THIS FILE DIRECTLY.
- * YOUR CHANGES WILL BE OVERWRITTEN!
- * YOUR PR WITH CHANGES TO THIS FILE WILL BE REJECTED!
- *
- * GO TO CROWDIN TO FIX OR CHANGE TRANSLATIONS!
- *
- * https://crowdin.com/project/firefly-iii
- *
+ * along with this program.  If not, see https://www.gnu.org/licenses/.
  */
 
 declare(strict_types=1);
 
-return [
-    'failed'   => 'These credentials do not match our records.',
-    'throttle' => 'Too many login attempts. Please try again in :seconds seconds.',
-];
+namespace FireflyIII\Policies;
+
+use FireflyIII\Entities\AccountBalance;
+use FireflyIII\User;
+
+class AccountBalancePolicy
+{
+    /**
+     * TODO needs better authentication.
+     */
+    public function view(User $user, AccountBalance $accountBalance): bool
+    {
+        return true;
+    }
+
+    /**
+     * Everybody can do this, but selection should limit to user.
+     *
+     * @return true
+     */
+    public function viewAny(): bool
+    {
+        return true;
+    }
+}

app/Policies/AccountPolicy.php

@@ -0,0 +1,67 @@
+<?php
+/*
+ * AccountPolicy.php
+ * Copyright (c) 2024 james@firefly-iii.org.
+ *
+ * This file is part of Firefly III (https://github.com/firefly-iii).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see https://www.gnu.org/licenses/.
+ */
+
+declare(strict_types=1);
+
+namespace FireflyIII\Policies;
+
+use FireflyIII\Models\Account;
+use FireflyIII\User;
+
+class AccountPolicy
+{
+    /**
+     * TODO needs better authentication.
+     */
+    public function view(User $user, Account $account): bool
+    {
+        return true;
+
+        return auth()->check() && $user->id === $account->user_id;
+    }
+
+    /**
+     * Everybody can do this, but selection should limit to user.
+     *
+     * @return true
+     */
+    public function viewAny(): bool
+    {
+        return true;
+
+        return auth()->check();
+    }
+
+    /**
+     * Everybody can do this, but selection should limit to user.
+     *
+     * @return true
+     */
+    public function viewUser(User $user, Account $account): bool
+    {
+        return $this->view($user, $account);
+    }
+
+    public function viewAccountBalances(User $user, Account $account): bool
+    {
+        return $this->view($user, $account);
+    }
+}

app/Policies/BalancePolicy.php

@@ -1,8 +1,7 @@
 <?php
-
-/**
- * components.php
- * Copyright (c) 2019 james@firefly-iii.org
+/*
+ * BalancePolicy.php
+ * Copyright (c) 2024 james@firefly-iii.org.
  *
  * This file is part of Firefly III (https://github.com/firefly-iii).
  *
@@ -17,21 +16,33 @@
  * GNU Affero General Public License for more details.
  *
  * You should have received a copy of the GNU Affero General Public License
- * along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-/*
- * PLEASE DO NOT EDIT THIS FILE DIRECTLY.
- * YOUR CHANGES WILL BE OVERWRITTEN!
- * YOUR PR WITH CHANGES TO THIS FILE WILL BE REJECTED!
- *
- * GO TO CROWDIN TO FIX OR CHANGE TRANSLATIONS!
- *
- * https://crowdin.com/project/firefly-iii
- *
+ * along with this program.  If not, see https://www.gnu.org/licenses/.
  */
 
 declare(strict_types=1);
 
-return [
-];
+namespace FireflyIII\Policies;
+
+use FireflyIII\Models\Account;
+use FireflyIII\User;
+
+class BalancePolicy
+{
+    /**
+     * TODO needs better authentication.
+     */
+    public function view(User $user, Account $account): bool
+    {
+        return auth()->check() && $user->id === $account->user_id;
+    }
+
+    /**
+     * Everybody can do this, but selection should limit to user.
+     *
+     * @return true
+     */
+    public function viewAny(): bool
+    {
+        return auth()->check();
+    }
+}

app/Policies/UserPolicy.php

@@ -0,0 +1,58 @@
+<?php
+/*
+ * UserPolicy.php
+ * Copyright (c) 2024 james@firefly-iii.org.
+ *
+ * This file is part of Firefly III (https://github.com/firefly-iii).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see https://www.gnu.org/licenses/.
+ */
+
+declare(strict_types=1);
+
+namespace FireflyIII\Policies;
+
+use FireflyIII\User;
+
+class UserPolicy
+{
+    /**
+     * TODO needs better authentication.
+     */
+    public function view(User $user, User $user1): bool
+    {
+        return true;
+
+        return auth()->check() && $user->id === $account->user_id;
+    }
+
+    /**
+     * Everybody can do this, but selection should limit to user.
+     *
+     * @return true
+     */
+    public function viewAny(): bool
+    {
+        return true;
+
+        return auth()->check();
+    }
+
+    public function viewAccounts(User $user): bool
+    {
+        return true;
+
+        return auth()->check();
+    }
+}

app/Providers/AppServiceProvider.php

@@ -28,6 +28,7 @@ use Illuminate\Support\Facades\Response;
 use Illuminate\Support\Facades\Route;
 use Illuminate\Support\Facades\Schema;
 use Illuminate\Support\ServiceProvider;
+use Laravel\Passport\Passport;
 
 /**
  * Class AppServiceProvider
@@ -87,6 +88,7 @@ class AppServiceProvider extends ServiceProvider
      */
     public function register(): void
     {
+        Passport::ignoreRoutes();
         //        Passport::ignoreMigrations();
         //        Sanctum::ignoreMigrations();
     }

app/Repositories/Account/AccountRepository.php

@@ -37,6 +37,7 @@ use FireflyIII\Models\TransactionJournal;
 use FireflyIII\Models\TransactionType;
 use FireflyIII\Services\Internal\Destroy\AccountDestroyService;
 use FireflyIII\Services\Internal\Update\AccountUpdateService;
+use FireflyIII\Support\Facades\Steam;
 use FireflyIII\User;
 use Illuminate\Contracts\Auth\Authenticatable;
 use Illuminate\Database\Eloquent\Builder as EloquentBuilder;
@@ -123,6 +124,7 @@ class AccountRepository implements AccountRepositoryInterface
 
     public function findByIbanNull(string $iban, array $types): ?Account
     {
+        $iban  = Steam::filterSpaces($iban);
         $query = $this->user->accounts()->where('iban', '!=', '')->whereNotNull('iban');
 
         if (0 !== count($types)) {

app/Repositories/Attachment/AttachmentRepository.php

@@ -146,7 +146,7 @@ class AttachmentRepository implements AttachmentRepositoryInterface
         // should be validated already:
         if (array_key_exists('attachable_type', $data) && array_key_exists('attachable_id', $data)) {
             $attachment->attachable_id   = (int)$data['attachable_id'];
-            $attachment->attachable_type = sprintf('FireflyIII\\Models\\%s', $data['attachable_type']);
+            $attachment->attachable_type = sprintf('FireflyIII\Models\%s', $data['attachable_type']);
         }
 
         $attachment->save();

app/Repositories/Recurring/RecurringRepository.php

@@ -408,10 +408,16 @@ class RecurringRepository implements RecurringRepositoryInterface
 
     private function filterMaxDate(?Carbon $max, array $occurrences): array
     {
-        if (null === $max) {
-            return $occurrences;
-        }
         $filtered = [];
+        if (null === $max) {
+            foreach ($occurrences as $date) {
+                if ($date->gt(today())) {
+                    $filtered[] = $date;
+                }
+            }
+
+            return $filtered;
+        }
         foreach ($occurrences as $date) {
             if ($date->lte($max) && $date->gt(today())) {
                 $filtered[] = $date;

app/Repositories/Rule/RuleRepository.php

@@ -150,7 +150,6 @@ class RuleRepository implements RuleRepositoryInterface
                 $params[] = sprintf('%s:true', OperatorQuerySearch::getRootOperator($trigger->trigger_type));
             }
             if (true === $needsContext) {
-                var_dump('x');
                 $params[] = sprintf('%s:"%s"', OperatorQuerySearch::getRootOperator($trigger->trigger_type), $trigger->trigger_value);
             }
         }

app/Repositories/UserGroups/Account/AccountRepository.php

@@ -27,9 +27,11 @@ namespace FireflyIII\Repositories\UserGroups\Account;
 use FireflyIII\Models\Account;
 use FireflyIII\Models\AccountMeta;
 use FireflyIII\Models\AccountType;
+use FireflyIII\Models\ObjectGroup;
 use FireflyIII\Models\Transaction;
 use FireflyIII\Models\TransactionCurrency;
 use FireflyIII\Services\Internal\Update\AccountUpdateService;
+use FireflyIII\Support\Facades\Steam;
 use FireflyIII\Support\Repositories\UserGroup\UserGroupTrait;
 use Illuminate\Database\Eloquent\Builder as EloquentBuilder;
 use Illuminate\Support\Collection;
@@ -79,6 +81,7 @@ class AccountRepository implements AccountRepositoryInterface
 
     public function findByIbanNull(string $iban, array $types): ?Account
     {
+        $iban  = Steam::filterSpaces($iban);
         $query = $this->userGroup->accounts()->where('iban', '!=', '')->whereNotNull('iban');
 
         if (0 !== count($types)) {
@@ -240,7 +243,7 @@ class AccountRepository implements AccountRepositoryInterface
         }
     }
 
-    public function getAccountsByType(array $types, ?array $sort = []): Collection
+    public function getAccountsByType(array $types, ?array $sort = [], ?array $filters = []): Collection
     {
         $sortable        = ['name', 'active']; // TODO yes this is a duplicate array.
         $res             = array_intersect([AccountType::ASSET, AccountType::MORTGAGE, AccountType::LOAN, AccountType::DEBT], $types);
@@ -249,6 +252,22 @@ class AccountRepository implements AccountRepositoryInterface
             $query->accountTypeIn($types);
         }
 
+        // process filters
+        // TODO this should be repeatable, it feels like a hack when you do it here.
+        // TODO some fields cannot be filtered using the query, and a second filter must be applied on the collection.
+        foreach ($filters as $column => $value) {
+            // filter on NULL values
+            if (null === $value) {
+                continue;
+            }
+            if ('active' === $column) {
+                $query->where('accounts.active', $value);
+            }
+            if ('name' === $column) {
+                $query->where('accounts.name', 'LIKE', sprintf('%%%s%%', $value));
+            }
+        }
+
         // add sort parameters. At this point they're filtered to allowed fields to sort by:
         $hasActiveColumn = array_key_exists('active', $sort);
         if (count($sort) > 0) {
@@ -273,7 +292,7 @@ class AccountRepository implements AccountRepositoryInterface
         return $query->get(['accounts.*']);
     }
 
-    public function searchAccount(string $query, array $types, int $limit): Collection
+    public function searchAccount(array $query, array $types, int $limit): Collection
     {
         // search by group, not by user
         $dbQuery = $this->userGroup->accounts()
@@ -283,13 +302,17 @@ class AccountRepository implements AccountRepositoryInterface
             ->orderBy('accounts.name', 'ASC')
             ->with(['accountType'])
         ;
-        if ('' !== $query) {
+        if (count($query) > 0) {
             // split query on spaces just in case:
-            $parts = explode(' ', $query);
-            foreach ($parts as $part) {
-                $search = sprintf('%%%s%%', $part);
-                $dbQuery->where('name', 'LIKE', $search);
-            }
+            $dbQuery->where(function (EloquentBuilder $q) use ($query): void {
+                foreach ($query as $line) {
+                    $parts = explode(' ', $line);
+                    foreach ($parts as $part) {
+                        $search = sprintf('%%%s%%', $part);
+                        $q->orWhere('name', 'LIKE', $search);
+                    }
+                }
+            });
         }
         if (0 !== count($types)) {
             $dbQuery->leftJoin('account_types', 'accounts.account_type_id', '=', 'account_types.id');
@@ -337,4 +360,40 @@ class AccountRepository implements AccountRepositoryInterface
             ->get(['transactions.account_id', DB::raw('MAX(transaction_journals.date) as date_max')])->toArray() // @phpstan-ignore-line
         ;
     }
+
+    #[\Override]
+    public function getObjectGroups(Collection $accounts): array
+    {
+        $groupIds = [];
+        $return   = [];
+        $set      = DB::table('object_groupables')->where('object_groupable_type', Account::class)
+            ->whereIn('object_groupable_id', $accounts->pluck('id')->toArray())->get()
+        ;
+
+        /** @var \stdClass $row */
+        foreach ($set as $row) {
+            $groupIds[] = $row->object_group_id;
+        }
+        $groupIds = array_unique($groupIds);
+        $groups   = ObjectGroup::whereIn('id', $groupIds)->get();
+
+        /** @var \stdClass $row */
+        foreach ($set as $row) {
+            if (!array_key_exists($row->object_groupable_id, $return)) {
+                /** @var null|ObjectGroup $group */
+                $group = $groups->firstWhere('id', '=', $row->object_group_id);
+                if (null !== $group) {
+                    $return[$row->object_groupable_id] = ['title' => $group->title, 'order' => $group->order, 'id' => $group->id];
+                }
+            }
+        }
+
+        return $return;
+    }
+
+    #[\Override]
+    public function getAccountBalances(Account $account): Collection
+    {
+        return $account->accountBalances;
+    }
 }

app/Repositories/UserGroups/Account/AccountRepositoryInterface.php

@@ -53,9 +53,11 @@ interface AccountRepositoryInterface
 
     public function getAccountCurrency(Account $account): ?TransactionCurrency;
 
+    public function getAccountBalances(Account $account): Collection;
+
     public function getAccountsById(array $accountIds): Collection;
 
-    public function getAccountsByType(array $types, ?array $sort = []): Collection;
+    public function getAccountsByType(array $types, ?array $sort = [], ?array $filters = []): Collection;
 
     /**
      * Used in the infinite accounts list.
@@ -69,6 +71,8 @@ interface AccountRepositoryInterface
      */
     public function getMetaValue(Account $account, string $field): ?string;
 
+    public function getObjectGroups(Collection $accounts): array;
+
     public function getUserGroup(): UserGroup;
 
     /**
@@ -76,7 +80,7 @@ interface AccountRepositoryInterface
      */
     public function resetAccountOrder(): void;
 
-    public function searchAccount(string $query, array $types, int $limit): Collection;
+    public function searchAccount(array $query, array $types, int $limit): Collection;
 
     public function setUser(User $user): void;
 

app/Repositories/UserGroups/Category/CategoryRepository.php

@@ -24,17 +24,27 @@ declare(strict_types=1);
 namespace FireflyIII\Repositories\UserGroups\Category;
 
 use FireflyIII\Support\Repositories\UserGroup\UserGroupTrait;
+use Illuminate\Database\Eloquent\Builder as EloquentBuilder;
 use Illuminate\Support\Collection;
 
 class CategoryRepository implements CategoryRepositoryInterface
 {
     use UserGroupTrait;
 
-    public function searchCategory(string $query, int $limit): Collection
+    public function searchCategory(array $query, int $limit): Collection
     {
         $search = $this->userGroup->categories();
-        if ('' !== $query) {
-            $search->where('name', 'LIKE', sprintf('%%%s%%', $query));
+        if (count($query) > 0) {
+            // split query on spaces just in case:
+            $search->where(function (EloquentBuilder $q) use ($query): void {
+                foreach ($query as $line) {
+                    $parts = explode(' ', $line);
+                    foreach ($parts as $part) {
+                        $search = sprintf('%%%s%%', $part);
+                        $q->orWhere('name', 'LIKE', $search);
+                    }
+                }
+            });
         }
 
         return $search->take($limit)->get();

app/Repositories/UserGroups/Category/CategoryRepositoryInterface.php

@@ -30,5 +30,5 @@ interface CategoryRepositoryInterface
     /**
      * Search for a category using wild cards. Uses the database, so case sensitive.
      */
-    public function searchCategory(string $query, int $limit): Collection;
+    public function searchCategory(array $query, int $limit): Collection;
 }

app/Repositories/UserGroups/Journal/JournalRepository.php

@@ -24,6 +24,7 @@ declare(strict_types=1);
 namespace FireflyIII\Repositories\UserGroups\Journal;
 
 use FireflyIII\Support\Repositories\UserGroup\UserGroupTrait;
+use Illuminate\Database\Eloquent\Builder as EloquentBuilder;
 use Illuminate\Support\Collection;
 
 /**
@@ -33,15 +34,24 @@ class JournalRepository implements JournalRepositoryInterface
 {
     use UserGroupTrait;
 
-    public function searchJournalDescriptions(string $search, int $limit): Collection
+    public function searchJournalDescriptions(array $query, int $limit): Collection
     {
-        $query = $this->userGroup->transactionJournals()
+        $search = $this->userGroup->transactionJournals()
             ->orderBy('date', 'DESC')
         ;
-        if ('' !== $search) {
-            $query->where('description', 'LIKE', sprintf('%%%s%%', $search));
+        if (count($query) > 0) {
+            // split query on spaces just in case:
+            $search->where(function (EloquentBuilder $q) use ($query): void {
+                foreach ($query as $line) {
+                    $parts = explode(' ', $line);
+                    foreach ($parts as $part) {
+                        $search = sprintf('%%%s%%', $part);
+                        $q->orWhere('description', 'LIKE', $search);
+                    }
+                }
+            });
         }
 
-        return $query->take($limit)->get();
+        return $search->take($limit)->get();
     }
 }

app/Repositories/UserGroups/Journal/JournalRepositoryInterface.php

@@ -34,7 +34,7 @@ interface JournalRepositoryInterface
     /**
      * Search in journal descriptions.
      */
-    public function searchJournalDescriptions(string $search, int $limit): Collection;
+    public function searchJournalDescriptions(array $query, int $limit): Collection;
 
     public function setUser(User $user): void;
 }

app/Repositories/UserGroups/Tag/TagRepository.php

@@ -24,6 +24,7 @@ declare(strict_types=1);
 namespace FireflyIII\Repositories\UserGroups\Tag;
 
 use FireflyIII\Support\Repositories\UserGroup\UserGroupTrait;
+use Illuminate\Database\Eloquent\Builder as EloquentBuilder;
 use Illuminate\Support\Collection;
 
 /**
@@ -33,11 +34,20 @@ class TagRepository implements TagRepositoryInterface
 {
     use UserGroupTrait;
 
-    public function searchTag(string $query, int $limit): Collection
+    public function searchTag(array $query, int $limit): Collection
     {
-        $search = $this->user->tags();
-        if ('' !== $query) {
-            $search->where('tag', 'LIKE', sprintf('%%%s%%', $query));
+        $search = $this->userGroup->tags();
+        if (count($query) > 0) {
+            // split query on spaces just in case:
+            $search->where(function (EloquentBuilder $q) use ($query): void {
+                foreach ($query as $line) {
+                    $parts = explode(' ', $line);
+                    foreach ($parts as $part) {
+                        $search = sprintf('%%%s%%', $part);
+                        $q->orWhere('tag', 'LIKE', $search);
+                    }
+                }
+            });
         }
 
         return $search->take($limit)->get(['tags.*']);

app/Repositories/UserGroups/Tag/TagRepositoryInterface.php

@@ -30,5 +30,5 @@ interface TagRepositoryInterface
     /**
      * Find one or more tags based on the query.
      */
-    public function searchTag(string $query, int $limit): Collection;
+    public function searchTag(array $query, int $limit): Collection;
 }

app/Rules/IsFilterValueIn.php

@@ -0,0 +1,60 @@
+<?php
+/*
+ * IsFilterValueIn.php
+ * Copyright (c) 2024 james@firefly-iii.org.
+ *
+ * This file is part of Firefly III (https://github.com/firefly-iii).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see https://www.gnu.org/licenses/.
+ */
+
+declare(strict_types=1);
+
+namespace FireflyIII\Rules;
+
+use Illuminate\Contracts\Validation\ValidationRule;
+
+class IsFilterValueIn implements ValidationRule
+{
+    private string $key;
+    private array $values;
+
+    public function __construct(string $key, array $values)
+    {
+        $this->key    = $key;
+        $this->values = $values;
+    }
+
+    /**
+     * @SuppressWarnings(PHPMD.UnusedFormalParameter)
+     */
+    public function validate(string $attribute, mixed $value, \Closure $fail): void
+    {
+        if (!is_array($value)) {
+            return;
+        }
+        if (!array_key_exists($this->key, $value)) {
+            return;
+        }
+        $value = $value[$this->key] ?? null;
+
+        if (!is_string($value) && null !== $value) {
+            $fail('validation.filter_not_string')->translate(['filter' => $this->key]);
+        }
+        if (!in_array($value, $this->values, true)) {
+            $fail('validation.filter_must_be_in')->translate(['filter' => $this->key, 'values' => implode(', ', $this->values)]);
+        }
+        // $fail('validation.filter_not_string')->translate(['filter' => $this->key]);
+    }
+}

app/Rules/UniqueIban.php

@@ -25,6 +25,7 @@ namespace FireflyIII\Rules;
 
 use FireflyIII\Models\Account;
 use FireflyIII\Models\AccountType;
+use FireflyIII\Support\Facades\Steam;
 use Illuminate\Contracts\Validation\ValidationRule;
 
 /**
@@ -95,6 +96,9 @@ class UniqueIban implements ValidationRule
         $maxCounts = $this->getMaxOccurrences();
 
         foreach ($maxCounts as $type => $max) {
+            // make sure to trim the value of $value so all spaces are removed.
+            $value = Steam::filterSpaces($value);
+
             $count = $this->countHits($type, $value);
             app('log')->debug(sprintf('Count for "%s" and IBAN "%s" is %d', $type, $value, $count));
             if ($count > $max) {

app/Services/Internal/Support/CreditRecalculateService.php

@@ -216,7 +216,6 @@ class CreditRecalculateService
             app('log')->debug(sprintf('Destination amount "%s" is now "%s"', $dest->amount, app('steam')->negative($dest->amount)));
             $source->amount = app('steam')->positive($source->amount);
             $dest->amount   = app('steam')->negative($source->amount);
-            var_dump($source->foreign_amount);
             if (null !== $source->foreign_amount && '' !== $source->foreign_amount) {
                 $source->foreign_amount = app('steam')->positive($source->foreign_amount);
                 app('log')->debug(sprintf('Source foreign amount "%s" is now "%s"', $source->foreign_amount, app('steam')->positive($source->foreign_amount)));

app/Support/Authentication/RemoteUserProvider.php

@@ -80,9 +80,10 @@ class RemoteUserProvider implements UserProvider
                 $roleObject = Role::where('name', 'owner')->first();
                 $user->roles()->attach($roleObject);
             }
-            // make sure the user gets an administration as well.
-            CreateGroupMemberships::createGroupMembership($user);
         }
+        // make sure the user gets an administration as well.
+        CreateGroupMemberships::createGroupMembership($user);
+
         app('log')->debug(sprintf('Going to return user #%d (%s)', $user->id, $user->email));
 
         return $user;

app/Support/Chart/ChartData.php

@@ -0,0 +1,66 @@
+<?php
+/*
+ * ChartData.php
+ * Copyright (c) 2024 james@firefly-iii.org.
+ *
+ * This file is part of Firefly III (https://github.com/firefly-iii).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see https://www.gnu.org/licenses/.
+ */
+
+declare(strict_types=1);
+
+namespace FireflyIII\Support\Chart;
+
+use FireflyIII\Exceptions\FireflyException;
+
+class ChartData
+{
+    private array $series;
+
+    public function __construct()
+    {
+        $this->series = [];
+    }
+
+    public function render(): array
+    {
+        if (0 === count($this->series)) {
+            throw new FireflyException('No series added to chart');
+        }
+
+        return $this->series;
+    }
+
+    /**
+     * @throws FireflyException
+     */
+    public function add(array $data): void
+    {
+        if (array_key_exists('currency_id', $data)) {
+            $data['currency_id'] = (string) $data['currency_id'];
+        }
+        if (array_key_exists('native_currency_id', $data)) {
+            $data['native_currency_id'] = (string) $data['native_currency_id'];
+        }
+        $required       = ['start', 'date', 'end', 'entries', 'native_entries'];
+        foreach ($required as $field) {
+            if (!array_key_exists($field, $data)) {
+                throw new FireflyException(sprintf('Data-set is missing the "%s"-variable.', $field));
+            }
+        }
+
+        $this->series[] = $data;
+    }
+}

app/Support/Http/Api/AccountBalanceGrouped.php

@@ -35,15 +35,22 @@ use Illuminate\Support\Facades\Log;
  */
 class AccountBalanceGrouped
 {
-    private array               $accountIds;
-    private string              $carbonFormat;
-    private array               $currencies = [];
-    private array               $data       = [];
-    private TransactionCurrency $default;
-    private Carbon              $end;
-    private array               $journals   = [];
-    private string              $preferredRange;
-    private Carbon              $start;
+    private array                 $accountIds;
+    private string                $carbonFormat;
+    private array                 $currencies = [];
+    private array                 $data       = [];
+    private TransactionCurrency   $default;
+    private Carbon                $end;
+    private array                 $journals   = [];
+    private string                $preferredRange;
+    private Carbon                $start;
+    private ExchangeRateConverter $converter;
+
+    public function __construct()
+    {
+        $this->accountIds = [];
+        $this->converter  = app(ExchangeRateConverter::class);
+    }
 
     /**
      * Convert the given input to a chart compatible array.
@@ -58,14 +65,15 @@ class AccountBalanceGrouped
             // income and expense array prepped:
             $income       = [
                 'label'                          => 'earned',
-                'currency_id'                    => (string)$currency['currency_id'],
+                'currency_id'                    => (string) $currency['currency_id'],
                 'currency_symbol'                => $currency['currency_symbol'],
                 'currency_code'                  => $currency['currency_code'],
                 'currency_decimal_places'        => $currency['currency_decimal_places'],
-                'native_currency_id'             => (string)$currency['native_currency_id'],
+                'native_currency_id'             => (string) $currency['native_currency_id'],
                 'native_currency_symbol'         => $currency['native_currency_symbol'],
                 'native_currency_code'           => $currency['native_currency_code'],
                 'native_currency_decimal_places' => $currency['native_currency_decimal_places'],
+                'date'                           => $this->start->toAtomString(),
                 'start'                          => $this->start->toAtomString(),
                 'end'                            => $this->end->toAtomString(),
                 'period'                         => $this->preferredRange,
@@ -74,14 +82,15 @@ class AccountBalanceGrouped
             ];
             $expense      = [
                 'label'                          => 'spent',
-                'currency_id'                    => (string)$currency['currency_id'],
+                'currency_id'                    => (string) $currency['currency_id'],
                 'currency_symbol'                => $currency['currency_symbol'],
                 'currency_code'                  => $currency['currency_code'],
                 'currency_decimal_places'        => $currency['currency_decimal_places'],
-                'native_currency_id'             => (string)$currency['native_currency_id'],
+                'native_currency_id'             => (string) $currency['native_currency_id'],
                 'native_currency_symbol'         => $currency['native_currency_symbol'],
                 'native_currency_code'           => $currency['native_currency_code'],
                 'native_currency_decimal_places' => $currency['native_currency_decimal_places'],
+                'date'                           => $this->start->toAtomString(),
                 'start'                          => $this->start->toAtomString(),
                 'end'                            => $this->end->toAtomString(),
                 'period'                         => $this->preferredRange,
@@ -124,76 +133,7 @@ class AccountBalanceGrouped
         // loop. group by currency and by period.
         /** @var array $journal */
         foreach ($this->journals as $journal) {
-            // format the date according to the period
-            $period                                          = $journal['date']->format($this->carbonFormat);
-            $currencyId                                      = (int)$journal['currency_id'];
-            $currency                                        = $this->currencies[$currencyId] ?? TransactionCurrency::find($currencyId);
-            $this->currencies[$currencyId]                   = $currency; // may just re-assign itself, don't mind.
-
-            // set the array with monetary info, if it does not exist.
-            $this->data[$currencyId]          ??= [
-                'currency_id'                    => (string)$currencyId,
-                'currency_symbol'                => $journal['currency_symbol'],
-                'currency_code'                  => $journal['currency_code'],
-                'currency_name'                  => $journal['currency_name'],
-                'currency_decimal_places'        => $journal['currency_decimal_places'],
-                // native currency info (could be the same)
-                'native_currency_id'             => (string)$this->default->id,
-                'native_currency_code'           => $this->default->code,
-                'native_currency_symbol'         => $this->default->symbol,
-                'native_currency_decimal_places' => $this->default->decimal_places,
-            ];
-
-            // set the array (in monetary info) with spent/earned in this $period, if it does not exist.
-            $this->data[$currencyId][$period] ??= [
-                'period'        => $period,
-                'spent'         => '0',
-                'earned'        => '0',
-                'native_spent'  => '0',
-                'native_earned' => '0',
-            ];
-            // is this journal's amount in- our outgoing?
-            $key                                             = 'spent';
-            $amount                                          = app('steam')->negative($journal['amount']);
-            // deposit = incoming
-            // transfer or reconcile or opening balance, and these accounts are the destination.
-            if (
-                TransactionType::DEPOSIT === $journal['transaction_type_type']
-
-                || (
-                    (
-                        TransactionType::TRANSFER === $journal['transaction_type_type']
-                        || TransactionType::RECONCILIATION === $journal['transaction_type_type']
-                        || TransactionType::OPENING_BALANCE === $journal['transaction_type_type']
-                    )
-                    && in_array($journal['destination_account_id'], $this->accountIds, true)
-                )
-            ) {
-                $key    = 'earned';
-                $amount = app('steam')->positive($journal['amount']);
-            }
-
-            // get conversion rate
-            try {
-                $rate = $converter->getCurrencyRate($currency, $this->default, $journal['date']);
-            } catch (FireflyException $e) {
-                app('log')->error($e->getMessage());
-                $rate = '1';
-            }
-            $amountConverted                                 = bcmul($amount, $rate);
-
-            // perhaps transaction already has the foreign amount in the native currency.
-            if ((int)$journal['foreign_currency_id'] === $this->default->id) {
-                $amountConverted = $journal['foreign_amount'] ?? '0';
-                $amountConverted = 'earned' === $key ? app('steam')->positive($amountConverted) : app('steam')->negative($amountConverted);
-            }
-
-            // add normal entry
-            $this->data[$currencyId][$period][$key]          = bcadd($this->data[$currencyId][$period][$key], $amount);
-
-            // add converted entry
-            $convertedKey                                    = sprintf('native_%s', $key);
-            $this->data[$currencyId][$period][$convertedKey] = bcadd($this->data[$currencyId][$period][$convertedKey], $amountConverted);
+            $this->processJournal($journal);
         }
         $converter->summarize();
     }
@@ -209,12 +149,12 @@ class AccountBalanceGrouped
         $defaultCurrencyId              = $default->id;
         $this->currencies               = [$default->id => $default]; // currency cache
         $this->data[$defaultCurrencyId] = [
-            'currency_id'                    => (string)$defaultCurrencyId,
+            'currency_id'                    => (string) $defaultCurrencyId,
             'currency_symbol'                => $default->symbol,
             'currency_code'                  => $default->code,
             'currency_name'                  => $default->name,
             'currency_decimal_places'        => $default->decimal_places,
-            'native_currency_id'             => (string)$defaultCurrencyId,
+            'native_currency_id'             => (string) $defaultCurrencyId,
             'native_currency_symbol'         => $default->symbol,
             'native_currency_code'           => $default->code,
             'native_currency_name'           => $default->name,
@@ -242,4 +182,113 @@ class AccountBalanceGrouped
     {
         $this->start = $start;
     }
+
+    private function processJournal(array $journal): void
+    {
+        // format the date according to the period
+        $period                                          = $journal['date']->format($this->carbonFormat);
+        $currencyId                                      = (int) $journal['currency_id'];
+        $currency                                        = $this->findCurrency($currencyId);
+
+        // set the array with monetary info, if it does not exist.
+        $this->createDefaultDataEntry($journal);
+        // set the array (in monetary info) with spent/earned in this $period, if it does not exist.
+        $this->createDefaultPeriodEntry($journal);
+
+        // is this journal's amount in- our outgoing?
+        $key                                             = $this->getDataKey($journal);
+        $amount                                          = 'spent' === $key ? app('steam')->negative($journal['amount']) : app('steam')->positive($journal['amount']);
+
+        // get conversion rate
+        $rate                                            = $this->getRate($currency, $journal['date']);
+        $amountConverted                                 = bcmul($amount, $rate);
+
+        // perhaps transaction already has the foreign amount in the native currency.
+        if ((int) $journal['foreign_currency_id'] === $this->default->id) {
+            $amountConverted = $journal['foreign_amount'] ?? '0';
+            $amountConverted = 'earned' === $key ? app('steam')->positive($amountConverted) : app('steam')->negative($amountConverted);
+        }
+
+        // add normal entry
+        $this->data[$currencyId][$period][$key]          = bcadd($this->data[$currencyId][$period][$key], $amount);
+
+        // add converted entry
+        $convertedKey                                    = sprintf('native_%s', $key);
+        $this->data[$currencyId][$period][$convertedKey] = bcadd($this->data[$currencyId][$period][$convertedKey], $amountConverted);
+    }
+
+    private function findCurrency(int $currencyId): TransactionCurrency
+    {
+        if (array_key_exists($currencyId, $this->currencies)) {
+            return $this->currencies[$currencyId];
+        }
+        $this->currencies[$currencyId] = TransactionCurrency::find($currencyId);
+
+        return $this->currencies[$currencyId];
+    }
+
+    private function createDefaultDataEntry(array $journal): void
+    {
+        $currencyId = (int) $journal['currency_id'];
+        $this->data[$currencyId] ??= [
+            'currency_id'                    => (string) $currencyId,
+            'currency_symbol'                => $journal['currency_symbol'],
+            'currency_code'                  => $journal['currency_code'],
+            'currency_name'                  => $journal['currency_name'],
+            'currency_decimal_places'        => $journal['currency_decimal_places'],
+            // native currency info (could be the same)
+            'native_currency_id'             => (string) $this->default->id,
+            'native_currency_code'           => $this->default->code,
+            'native_currency_symbol'         => $this->default->symbol,
+            'native_currency_decimal_places' => $this->default->decimal_places,
+        ];
+    }
+
+    private function createDefaultPeriodEntry(array $journal): void
+    {
+        $currencyId = (int) $journal['currency_id'];
+        $period     = $journal['date']->format($this->carbonFormat);
+        $this->data[$currencyId][$period] ??= [
+            'period'        => $period,
+            'spent'         => '0',
+            'earned'        => '0',
+            'native_spent'  => '0',
+            'native_earned' => '0',
+        ];
+    }
+
+    private function getDataKey(array $journal): string
+    {
+        $key = 'spent';
+        // deposit = incoming
+        // transfer or reconcile or opening balance, and these accounts are the destination.
+        if (
+            TransactionType::DEPOSIT === $journal['transaction_type_type']
+
+            || (
+                (
+                    TransactionType::TRANSFER === $journal['transaction_type_type']
+                    || TransactionType::RECONCILIATION === $journal['transaction_type_type']
+                    || TransactionType::OPENING_BALANCE === $journal['transaction_type_type']
+                )
+                && in_array($journal['destination_account_id'], $this->accountIds, true)
+            )
+        ) {
+            $key = 'earned';
+        }
+
+        return $key;
+    }
+
+    private function getRate(TransactionCurrency $currency, Carbon $date): string
+    {
+        try {
+            $rate = $this->converter->getCurrencyRate($currency, $this->default, $date);
+        } catch (FireflyException $e) {
+            app('log')->error($e->getMessage());
+            $rate = '1';
+        }
+
+        return $rate;
+    }
 }

app/Support/Http/Api/CollectsAccountsFromFilter.php

@@ -0,0 +1,76 @@
+<?php
+/*
+ * CollectsAccountsFromFilter.php
+ * Copyright (c) 2024 james@firefly-iii.org.
+ *
+ * This file is part of Firefly III (https://github.com/firefly-iii).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see https://www.gnu.org/licenses/.
+ */
+
+declare(strict_types=1);
+
+namespace FireflyIII\Support\Http\Api;
+
+use FireflyIII\Models\AccountType;
+use Illuminate\Support\Collection;
+
+trait CollectsAccountsFromFilter
+{
+    /**
+     * TODO Duplicate function but I think it belongs here or in a separate trait
+     */
+    private function getAccountList(array $queryParameters): Collection
+    {
+        $collection = new Collection();
+
+        // always collect from the query parameter, even when it's empty.
+        foreach ($queryParameters['accounts'] as $accountId) {
+            $account = $this->repository->find((int) $accountId);
+            if (null !== $account) {
+                $collection->push($account);
+            }
+        }
+
+        // if no "preselected", and found accounts
+        if ('empty' === $queryParameters['preselected'] && $collection->count() > 0) {
+            return $collection;
+        }
+        // if no preselected, but no accounts:
+        if ('empty' === $queryParameters['preselected'] && 0 === $collection->count()) {
+            $defaultSet = $this->repository->getAccountsByType([AccountType::ASSET, AccountType::DEFAULT])->pluck('id')->toArray();
+            $frontpage  = app('preferences')->get('frontpageAccounts', $defaultSet);
+
+            if (!(is_array($frontpage->data) && count($frontpage->data) > 0)) {
+                $frontpage->data = $defaultSet;
+                $frontpage->save();
+            }
+
+            return $this->repository->getAccountsById($frontpage->data);
+        }
+
+        // both options are overruled by "preselected"
+        if ('all' === $queryParameters['preselected']) {
+            return $this->repository->getAccountsByType([AccountType::ASSET, AccountType::DEFAULT, AccountType::LOAN, AccountType::DEBT, AccountType::MORTGAGE]);
+        }
+        if ('assets' === $queryParameters['preselected']) {
+            return $this->repository->getAccountsByType([AccountType::ASSET, AccountType::DEFAULT]);
+        }
+        if ('liabilities' === $queryParameters['preselected']) {
+            return $this->repository->getAccountsByType([AccountType::LOAN, AccountType::DEBT, AccountType::MORTGAGE]);
+        }
+
+        return $collection;
+    }
+}

app/Support/Http/Api/ExchangeRateConverter.php

@@ -29,6 +29,7 @@ use FireflyIII\Exceptions\FireflyException;
 use FireflyIII\Models\CurrencyExchangeRate;
 use FireflyIII\Models\TransactionCurrency;
 use FireflyIII\Support\CacheProperties;
+use Illuminate\Support\Facades\Cache;
 use Illuminate\Support\Facades\Log;
 
 /**
@@ -48,7 +49,11 @@ class ExchangeRateConverter
      */
     public function convert(TransactionCurrency $from, TransactionCurrency $to, Carbon $date, string $amount): string
     {
-        Log::debug('convert()');
+        if (false === config('cer.enabled')) {
+            Log::debug('ExchangeRateConverter: disabled, return amount as is.');
+
+            return $amount;
+        }
         $rate = $this->getCurrencyRate($from, $to, $date);
 
         return bcmul($amount, $rate);
@@ -59,7 +64,11 @@ class ExchangeRateConverter
      */
     public function getCurrencyRate(TransactionCurrency $from, TransactionCurrency $to, Carbon $date): string
     {
-        Log::debug('getCurrencyRate()');
+        if (false === config('cer.enabled')) {
+            Log::debug('ExchangeRateConverter: disabled, return "1".');
+
+            return '1';
+        }
         $rate = $this->getRate($from, $to, $date);
 
         return '0' === $rate ? '1' : $rate;
@@ -70,25 +79,36 @@ class ExchangeRateConverter
      */
     private function getRate(TransactionCurrency $from, TransactionCurrency $to, Carbon $date): string
     {
-        Log::debug('getRate()');
-        if ($this->isPrepared && $this->noPreparedRates) {
-            $fallback = $this->fallback[$from->id][$to->id] ?? '0';
-            Log::debug(sprintf('Return fallback rate from #%d to #%d on %s: %s', $from->id, $to->id, $date->format('Y-m-d'), $fallback));
+        $key    = $this->getCacheKey($from, $to, $date);
+        $res    = Cache::get($key, null);
 
-            return $fallback;
+        // find in cache
+        if (null !== $res) {
+            Log::debug(sprintf('ExchangeRateConverter: Return cached rate from #%d to #%d on %s.', $from->id, $to->id, $date->format('Y-m-d')));
+
+            return $res;
         }
-        // first attempt:
+
+        // find in database
         $rate   = $this->getFromDB($from->id, $to->id, $date->format('Y-m-d'));
         if (null !== $rate) {
+            Cache::forever($key, $rate);
+            Log::debug(sprintf('ExchangeRateConverter: Return DB rate from #%d to #%d on %s.', $from->id, $to->id, $date->format('Y-m-d')));
+
             return $rate;
         }
-        // no result. perhaps the other way around?
+
+        // find reverse in database
         $rate   = $this->getFromDB($to->id, $from->id, $date->format('Y-m-d'));
         if (null !== $rate) {
-            return bcdiv('1', $rate);
+            $rate = bcdiv('1', $rate);
+            Cache::forever($key, $rate);
+            Log::debug(sprintf('ExchangeRateConverter: Return DB rate from #%d to #%d on %s.', $from->id, $to->id, $date->format('Y-m-d')));
+
+            return $rate;
         }
 
-        // if nothing in place, fall back on the rate for $from to EUR
+        // fallback scenario.
         $first  = $this->getEuroRate($from, $date);
         $second = $this->getEuroRate($to, $date);
 
@@ -96,17 +116,19 @@ class ExchangeRateConverter
         if (0 === bccomp('0', $first) || 0 === bccomp('0', $second)) {
             Log::warning(sprintf('$first is "%s" and $second is "%s"', $first, $second));
 
-            return '0';
+            return '1';
         }
 
         $second = bcdiv('1', $second);
+        $rate   = bcmul($first, $second);
+        Log::debug(sprintf('ExchangeRateConverter: Return DB rate from #%d to #%d on %s.', $from->id, $to->id, $date->format('Y-m-d')));
+        Cache::forever($key, $rate);
 
-        return bcmul($first, $second);
+        return $rate;
     }
 
     private function getFromDB(int $from, int $to, string $date): ?string
     {
-        Log::debug('getFromDB()');
         if ($from === $to) {
             return '1';
         }
@@ -115,7 +137,7 @@ class ExchangeRateConverter
         // perhaps the rate has been cached during this particular run
         $preparedRate = $this->prepared[$date][$from][$to] ?? null;
         if (null !== $preparedRate && 0 !== bccomp('0', $preparedRate)) {
-            Log::debug(sprintf('Found prepared rate from #%d to #%d on %s.', $from, $to, $date));
+            Log::debug(sprintf('ExchangeRateConverter: Found prepared rate from #%d to #%d on %s.', $from, $to, $date));
 
             return $preparedRate;
         }
@@ -127,7 +149,7 @@ class ExchangeRateConverter
             if ('' === $rate) {
                 return null;
             }
-            Log::debug(sprintf('Found cached rate from #%d to #%d on %s.', $from, $to, $date));
+            Log::debug(sprintf('ExchangeRateConverter: Found !cached! rate from #%d to #%d on %s.', $from, $to, $date));
 
             return $rate;
         }
@@ -142,19 +164,19 @@ class ExchangeRateConverter
             ->first()
         ;
         ++$this->queryCount;
-        $rate         = (string)$result?->rate;
+        $rate         = (string) $result?->rate;
 
         if ('' === $rate) {
-            app('log')->debug(sprintf('Found no rate for #%d->#%d (%s) in the DB.', $from, $to, $date));
+            app('log')->debug(sprintf('ExchangeRateConverter: Found no rate for #%d->#%d (%s) in the DB.', $from, $to, $date));
 
             return null;
         }
         if (0 === bccomp('0', $rate)) {
-            app('log')->debug(sprintf('Found rate for #%d->#%d (%s) in the DB, but it\'s zero.', $from, $to, $date));
+            app('log')->debug(sprintf('ExchangeRateConverter: Found rate for #%d->#%d (%s) in the DB, but it\'s zero.', $from, $to, $date));
 
             return null;
         }
-        app('log')->debug(sprintf('Found rate for #%d->#%d (%s) in the DB: %s.', $from, $to, $date, $rate));
+        app('log')->debug(sprintf('ExchangeRateConverter: Found rate for #%d->#%d (%s) in the DB: %s.', $from, $to, $date, $rate));
         $cache->store($rate);
 
         // if the rate has not been cached during this particular run, save it
@@ -178,7 +200,6 @@ class ExchangeRateConverter
      */
     private function getEuroRate(TransactionCurrency $currency, Carbon $date): string
     {
-        Log::debug('getEuroRate()');
         $euroId = $this->getEuroId();
         if ($euroId === $currency->id) {
             return '1';
@@ -198,7 +219,7 @@ class ExchangeRateConverter
         // grab backup values from config file:
         $backup = config(sprintf('cer.rates.%s', $currency->code));
         if (null !== $backup) {
-            return bcdiv('1', (string)$backup);
+            return bcdiv('1', (string) $backup);
             // app('log')->debug(sprintf('Backup rate for %s to EUR is %s.', $currency->code, $backup));
             // return $backup;
         }
@@ -216,7 +237,7 @@ class ExchangeRateConverter
         $cache = new CacheProperties();
         $cache->addProperty('cer-euro-id');
         if ($cache->has()) {
-            return (int)$cache->get();
+            return (int) $cache->get();
         }
         $euro  = TransactionCurrency::whereCode('EUR')->first();
         ++$this->queryCount;
@@ -233,6 +254,9 @@ class ExchangeRateConverter
      */
     public function prepare(TransactionCurrency $from, TransactionCurrency $to, Carbon $start, Carbon $end): void
     {
+        if (false === config('cer.enabled')) {
+            return;
+        }
         Log::debug('prepare()');
         $start->startOfDay();
         $end->endOfDay();
@@ -305,6 +329,14 @@ class ExchangeRateConverter
 
     public function summarize(): void
     {
+        if (false === config('cer.enabled')) {
+            return;
+        }
         Log::debug(sprintf('ExchangeRateConverter ran %d queries.', $this->queryCount));
     }
+
+    private function getCacheKey(TransactionCurrency $from, TransactionCurrency $to, Carbon $date): string
+    {
+        return sprintf('cer-%d-%d-%s', $from->id, $to->id, $date->format('Y-m-d'));
+    }
 }

app/Support/Http/Api/ParsesQueryFilters.php

@@ -0,0 +1,68 @@
+<?php
+/*
+ * ParsesQueryFilters.php
+ * Copyright (c) 2024 james@firefly-iii.org.
+ *
+ * This file is part of Firefly III (https://github.com/firefly-iii).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see https://www.gnu.org/licenses/.
+ */
+
+declare(strict_types=1);
+
+namespace FireflyIII\Support\Http\Api;
+
+use Carbon\Carbon;
+use Carbon\Exceptions\InvalidFormatException;
+use Illuminate\Support\Facades\Log;
+use LaravelJsonApi\Core\Query\QueryParameters;
+
+trait ParsesQueryFilters
+{
+    private function dateOrToday(QueryParameters $parameters, string $field): Carbon
+    {
+        $date  = today();
+
+        $value = $parameters->filter()?->value($field, date('Y-m-d'));
+        if (is_array($value)) {
+            Log::error(sprintf('Multiple values for date field "%s". Using first value.', $field));
+            $value = $value[0];
+        }
+
+        try {
+            $date = Carbon::createFromFormat('Y-m-d', $value, config('app.timezone'));
+        } catch (InvalidFormatException $e) {
+            Log::debug(sprintf('Invalid date format in request. Using today: %s', $e->getMessage()));
+        }
+
+        return $date;
+    }
+
+    private function arrayOfStrings(QueryParameters $parameters, string $field): array
+    {
+        $array = $parameters->filter()?->value($field, []) ?? [];
+
+        return is_string($array) ? [$array] : $array;
+    }
+
+    private function integerFromQueryParams(QueryParameters $parameters, string $field, int $default): int
+    {
+        return (int) ($parameters->page()[$field] ?? $default);
+    }
+
+    private function stringFromQueryParams(QueryParameters $parameters, string $field, string $default): string
+    {
+        return (string) ($parameters->page()[$field] ?? $default);
+    }
+}