Better endpoint to move transactions.

app/Api/V1/Requests/Data/Bulk/TransactionRequest.php

@@ -0,0 +1,64 @@
+<?php
+
+namespace FireflyIII\Api\V1\Requests\Data\Bulk;
+
+use FireflyIII\Enums\ClauseType;
+use FireflyIII\Rules\IsValidBulkClause;
+use FireflyIII\Support\Request\ChecksLogin;
+use FireflyIII\Support\Request\ConvertsDataTypes;
+use FireflyIII\Validation\Api\Data\Bulk\ValidatesBulkTransactionQuery;
+use Illuminate\Foundation\Http\FormRequest;
+use Illuminate\Validation\Validator;
+use JsonException;
+use Log;
+
+/**
+ * Class TransactionRequest
+ */
+class TransactionRequest extends FormRequest
+{
+    use ChecksLogin, ConvertsDataTypes, ValidatesBulkTransactionQuery;
+
+    /**
+     * @return array
+     */
+    public function getAll(): array
+    {
+        $data = [];
+        try {
+            $data = [
+                'query' => json_decode($this->get('query'), true, 8, JSON_THROW_ON_ERROR),
+            ];
+        } catch (JsonException $e) {
+            // dont really care. the validation should catch invalid json.
+            Log::error($e->getMessage());
+        }
+
+        return $data;
+    }
+
+    /**
+     * @return string[]
+     */
+    public function rules(): array
+    {
+        return [
+            'query' => ['required', 'min:1', 'max:255', 'json', new IsValidBulkClause(ClauseType::TRANSACTION)],
+        ];
+    }
+
+    /**
+     * @param Validator $validator
+     *
+     * @return void
+     */
+    public function withValidator(Validator $validator): void
+    {
+        $validator->after(
+            function (Validator $validator) {
+                // validate transaction query data.
+                $this->validateTransactionQuery($validator);
+            }
+        );
+    }
+}