ING specific amount modifier. See issue #210

app/Helpers/Csv/Converter/INGDebetCredit.php

@@ -0,0 +1,34 @@
+<?php
+/**
+ * INGDebetCredit.php
+ * Copyright (C) 2016 Sander Dorigo
+ *
+ * This software may be modified and distributed under the terms
+ * of the MIT license.  See the LICENSE file for details.
+ */
+
+declare(strict_types = 1);
+namespace FireflyIII\Helpers\Csv\Converter;
+
+
+/**
+ * Class INGDebetCredit
+ *
+ * @package FireflyIII\Helpers\Csv\Converter
+ */
+class INGDebetCredit extends BasicConverter implements ConverterInterface
+{
+
+
+    /**
+     * @return int
+     */
+    public function convert()
+    {
+        if ($this->value === 'Af') {
+            return -1;
+        }
+
+        return 1;
+    }
+}

config/csv.php

@@ -88,6 +88,11 @@ return [
             'converter' => 'RabobankDebetCredit',
             'field'     => 'amount-modifier',
         ],
+        'ing-debet-credit' => [
+            'mappable'  => false,
+            'converter' => 'INGDebetCredit',
+            'field'     => 'amount-modifier',
+        ],
         'category-id'       => [
             'mappable'  => true,
             'converter' => 'CategoryId',

resources/lang/en_US/firefly.php

@@ -344,6 +344,7 @@ return [
     'csv_column_opposing-id'                 => 'Opposing account ID (matching Firefly)',
     'csv_column_opposing-name'               => 'Opposing account (name)',
     'csv_column_rabo-debet-credit'           => 'Rabobank specific debet/credit indicator',
+    'csv_column_ing-debet-credit'            => 'ING specific debet/credit indicator',
     'csv_column_sepa-ct-id'                  => 'SEPA Credit Transfer end-to-end ID',
     'csv_column_sepa-ct-op'                  => 'SEPA Credit Transfer opposing account',
     'csv_column_sepa-db'                     => 'SEPA Direct Debet',