Expand suppport for new location model in tags.

app/Repositories/Tag/TagRepository.php

@@ -26,6 +26,7 @@ use Carbon\Carbon;
 use DB;
 use FireflyIII\Factory\TagFactory;
 use FireflyIII\Helpers\Collector\GroupCollectorInterface;
+use FireflyIII\Models\Location;
 use FireflyIII\Models\Tag;
 use FireflyIII\Models\TransactionType;
 use FireflyIII\User;
@@ -363,6 +364,7 @@ class TagRepository implements TagRepositoryInterface
                 'tag'        => $tag->tag,
                 'id'         => $tag->id,
                 'created_at' => $tag->created_at,
+                'location' => $this->getLocation($tag),
             ];
         }
 
@@ -501,4 +503,12 @@ class TagRepository implements TagRepositoryInterface
             $tag->delete();
         }
     }
+
+    /**
+     * @inheritDoc
+     */
+    public function getLocation(Tag $tag): ?Location
+    {
+        return $tag->locations()->first();
+    }
 }

app/Repositories/Tag/TagRepositoryInterface.php

@@ -23,6 +23,7 @@ declare(strict_types=1);
 namespace FireflyIII\Repositories\Tag;
 
 use Carbon\Carbon;
+use FireflyIII\Models\Location;
 use FireflyIII\Models\Tag;
 use FireflyIII\User;
 use Illuminate\Support\Collection;
@@ -32,6 +33,16 @@ use Illuminate\Support\Collection;
  */
 interface TagRepositoryInterface
 {
+
+    /**
+     * Return location, or NULL.
+     *
+     * @param Tag $tag
+     *
+     * @return Location|null
+     */
+    public function getLocation(Tag $tag): ?Location;
+
     /**
      * Destroy all tags.
      */