Add ItemValidationByName.

app/Http/Controllers/API/v2/CartController.php

@@ -24,6 +24,7 @@ use App\Http\Resources\API\v2\CartItemCollection;
 use App\Models\Validation\UserValidationByMatrixUsername;
 use App\Models\Validation\CityValidationByName;
 use App\Models\Validation\CompanyValidationByName;
+use App\Models\Validation\ItemValidationByName;
 
 class CartController extends Controller
 {
@@ -206,10 +207,9 @@ class CartController extends Controller
         if(!$validator->isValid())
             return response()->json($validator->getMessageMap());
 
-        // check for not valid item
-        $validation = Item::validate_with_name($itemName);
-        if(array_key_exists('error', $validation))
-            return response()->json($validation);
+        $validator = new ItemValidationByName($itemName);
+        if(!$validator->isValid())
+            return response()->json($validator->getMessageMap());
 
         if($itemCount == 0)
             return response()->json([

app/Models/Item.php

@@ -7,7 +7,9 @@ use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Relations\BelongsTo;
 use Illuminate\Database\Eloquent\Relations\BelongsToMany;
 
-class Item extends Model
+use App\Models\Validation\ValidationByNameInterface;
+
+class Item extends Model implements ValidationByNameInterface
 {
     use HasFactory;
 
@@ -87,25 +89,16 @@ class Item extends Model
         return $its_company->id == $company->id;
     }
 
-    public static function validate_with_name(string $name)
+    public static function isExistByName(string $name): bool
     {
-        $name = $name ?? '';
+        $count = Item::where('name', $name)->count();
 
-        if($name == '')
-            return [
-                'error' => 'The item name is empty, please, write the name!!!'
-            ];
+        return $count != 0;
+    }
 
-        $item = Item::where('name', $name)->first();
-
-        if(!$item)
-            return [
-                'error' => 'A item with the name does not exist!!!'
-            ];
-
-        return [
-            'ok' => 'A item with the name is valid.'
-        ];
+    public static function isNameValid(string $name): bool
+    {
+        return $name != '';
     }
 }
 

app/Models/Validation/ItemValidationByName.php

@@ -0,0 +1,18 @@
+<?php
+
+namespace App\Models\Validation;
+
+use App\Models\Validation\ModelValidationByName;
+use App\Models\Validation\Messages\ItemMessagesFactory;
+
+class ItemValidationByName extends ModelValidationByName
+{
+    public function __construct(string $name)
+    {
+        parent::__construct(
+            $name,
+            'App\Models\Item',
+            (new ItemMessagesFactory())->create(),
+        );
+    }
+}

app/Models/Validation/Messages/ItemMessagesFactory.php

@@ -0,0 +1,20 @@
+<?php
+
+namespace App\Models\Validation\Messages;
+
+use App\Models\Validation\Messages\BaseMessages;
+
+class ItemMessagesFactory
+{
+    protected array $messages = [
+        'found' => 'A item with the name is valid.',
+        'not_found' => 'A item with the name does not exist!!!',
+        'invalid_name' => 'The item name is empty, please, write the name!!!',
+    ];
+
+    public function create()
+    {
+        return new BaseMessages($this->messages);
+    }
+}
+