fix amount 4

app/Http/Controllers/Controller.php

@@ -270,6 +270,31 @@ class Controller extends BaseController
         return 'فروش ' . $productTitle;
     }
 
+    public static function mainMetalBuyTitle(): string
+    {
+        return self::productBuyTitle(self::metalTypeLabel());
+    }
+
+    public static function mainMetalSellTitle(): string
+    {
+        return self::productSellTitle(self::metalTypeLabel());
+    }
+
+    /** واحد وزن معاملات فلز اصلی — مس: کیلوگرم، طلا: گرم */
+    public static function tradeWeightUnit(): string
+    {
+        $label = self::metalTypeLabel();
+
+        return str_contains($label, 'مس') ? 'کیلوگرم' : 'گرم';
+    }
+
+    public static function isWeightBasedProductUnit(?string $unit): bool
+    {
+        $unit = trim((string) $unit);
+
+        return in_array($unit, ['کیلوگرم', 'گرم'], true);
+    }
+
     public static function meltedGoldBuyTitle(): string
     {
         return 'خرید ' . self::meltedGoldLabel();
@@ -296,6 +321,10 @@ class Controller extends BaseController
             return false;
         }
 
+        if (self::isWeightBasedProductUnit($product['unit'] ?? null)) {
+            return false;
+        }
+
         if (isset($product['direct_price']) && (int) $product['direct_price'] !== 0) {
             return true;
         }
@@ -310,13 +339,16 @@ class Controller extends BaseController
 
     public static function productQuantityUnit(?array $product): string
     {
+        $unit = trim((string) ($product['unit'] ?? ''));
+        if ($unit !== '') {
+            return $unit;
+        }
+
         if (self::isCountBasedProduct($product)) {
             return 'عدد';
         }
 
-        $unit = trim((string) ($product['unit'] ?? ''));
-
-        return $unit !== '' ? $unit : 'گرم';
+        return 'گرم';
     }
 
     /** مطابق ادمین: وزن «دارد» => amount != 1 ؛ «ندارد» => amount = 1 */

app/Http/Controllers/Customer/WalletController.php

@@ -113,7 +113,11 @@ class WalletController extends Controller
                         } else {
                             $record->title = ($record->gold > 0 ? self::productBuyTitle($wallet->product->title) : self::productSellTitle($wallet->product->title));
                         }
-                        $record->unit = "عدد";
+                        $record->unit = self::productQuantityUnit([
+                            'unit' => $wallet->product->unit ?? null,
+                            'direct_price' => $wallet->product->direct_price ?? null,
+                            'group_type' => $wallet->product->group_type ?? null,
+                        ]);
                     } else {
                         $record->title = $this->resolveMainWalletTransactionTitle($record);
                     }
@@ -400,8 +404,10 @@ class WalletController extends Controller
 
         $expectedBuy = self::productBuyTitle($productTitle);
         $expectedSell = self::productSellTitle($productTitle);
+        $metalBuy = self::mainMetalBuyTitle();
+        $metalSell = self::mainMetalSellTitle();
 
-        if ($record->title === $expectedBuy || $record->title === $expectedSell) {
+        if (in_array($record->title, [$expectedBuy, $expectedSell, $metalBuy, $metalSell], true)) {
             return;
         }
 
@@ -470,6 +476,10 @@ class WalletController extends Controller
     {
         $product = $record->wallet->product ?? $record->product ?? null;
         if (!$product) {
+            if (!empty($record->gold) && empty($record->wallet?->product)) {
+                $record->unit = self::tradeWeightUnit();
+            }
+
             return;
         }
 

app/Http/Controllers/Single/SingleOrderController.php

@@ -336,7 +336,7 @@ class SingleOrderController extends Controller
             'expire_at' => now(),
             'active' => true,
             'order_id' => $order->id,
-            'title' => self::productBuyTitle($data['product']['title'] ?? '')
+            'title' => self::mainMetalSellTitle(),
         ], 12, false, true);
         $wallet_interface_product = new WalletInterface(auth('customer')->id(), auth('customer')->user()->type, null, $data["product_id"]);
         $wallet_interface_product->wallet->gold = intval($wallet_interface_product->wallet->gold);
@@ -453,7 +453,7 @@ class SingleOrderController extends Controller
             'expire_at' => now(),
             'active' => true,
             'order_id' => $order->id,
-            'title' => self::productSellTitle($data['product']['title'] ?? '')
+            'title' => self::mainMetalBuyTitle(),
         ], 12, true, false);
         $wallet_interface_product->wallet->gold = intval($wallet_interface_product->wallet->gold);
         $wallet_interface_product->wallet->save();