added merge wallet 2

app/Http/Controllers/Customer/WalletController.php

@@ -275,7 +275,19 @@ class WalletController extends Controller
             if (!$data['wallets'][$key]['wallet']['product']) {
                 return response()->json(['message' => 'محصولی در ولت مورد نظر یافت نشد.'], 422);
             }
-            if ($data['wallets'][$key]['value'] > $data['wallets'][$key]['wallet']['gold']){
+
+            // محصول متصل به کیف اصلی (main_wallet_products): موجودی و تراکنش روی کیف اصلی است
+            $effectiveProductId = self::effectiveProductWalletId((int) $data['wallets'][$key]['wallet']['product_id']);
+            $availableGold = $data['wallets'][$key]['wallet']['gold'];
+            if ($effectiveProductId === null) {
+                $mainWallet = Wallet::where('owner', auth('customer')->id())
+                    ->whereNull('fund_id')
+                    ->whereNull('product_id')
+                    ->first();
+                $availableGold = (float) ($mainWallet->gold ?? 0);
+            }
+
+            if ($data['wallets'][$key]['value'] > $availableGold){
                 return response()->json([
                     'message' => "شما به اندازه کافی از {$data['wallets'][$key]['wallet']['product']['title']} ندارید"
                 ], 422);
@@ -288,7 +300,7 @@ class WalletController extends Controller
             }
 
 
-            $data['wallets'][$key]['wallet_interface'] = new WalletInterface(auth('customer')->id(), auth('customer')->user()->type, null, $data['wallets'][$key]['wallet']["product_id"]);
+            $data['wallets'][$key]['wallet_interface'] = new WalletInterface(auth('customer')->id(), auth('customer')->user()->type, null, $effectiveProductId);
         }
         $data['withdraw'] = new Withdraw(); // Create a new instance of the Withdraw model
         $data['withdraw']->note = "برداشت فیزیکی"; // 50 for phisicals