Migrate backend to Porto architecture and fix minor bugs

- Fully transitioned the backend to the Porto architectural pattern
- Improved code organization and maintainability
- Fixed minor bugs and inconsistencies

app/Containers/Widget/Data/Rules/UniqueJsonField.php

@@ -0,0 +1,41 @@
+<?php
+
+namespace App\Containers\Widget\Data\Rules;
+
+use Illuminate\Contracts\Validation\Rule;
+use Illuminate\Support\Facades\DB;
+
+class UniqueJsonField implements Rule
+{
+    protected int $formId;
+    protected string  $fieldName;
+
+    public function __construct($formId, $fieldName)
+    {
+        $this->formId = $formId;
+        $this->fieldName = $fieldName;
+    }
+
+    public function passes($attribute, $value)
+    {
+        // Получаем все записи для данного custom_form_id
+        $responses = DB::table('custom_form_responses')
+            ->where('custom_form_id', $this->formId)
+            ->pluck('answers');
+
+        // Проверяем, есть ли значение в JSON
+        foreach ($responses as $response) {
+            $answers = json_decode($response, true);
+            if (isset($answers[$this->fieldName]) && $answers[$this->fieldName] === $value) {
+                return false; // Значение не уникально
+            }
+        }
+
+        return true; // Значение уникально
+    }
+
+    public function message()
+    {
+        return 'Поле должно быть уникальным';
+    }
+}