fix wallet

app/Models/Product.php

@@ -19,6 +19,7 @@ class Product extends Model
     private static ?bool $priceColumnExists = null;
     private static ?bool $orderLimitColumnsExist = null;
     private static ?bool $showInAssetsColumnExists = null;
+    private static ?bool $useLastPriceIfZeroColumnExists = null;
 
     protected static function booted(): void
     {
@@ -36,6 +37,9 @@ class Product extends Model
             if (!static::hasShowInAssetsColumn()) {
                 unset($product->attributes['show_in_assets']);
             }
+            if (!static::hasUseLastPriceIfZeroColumn()) {
+                unset($product->attributes['use_last_price_if_zero']);
+            }
         });
     }
 
@@ -109,6 +113,24 @@ class Product extends Model
         return static::$showInAssetsColumnExists;
     }
 
+    public static function hasUseLastPriceIfZeroColumn(): bool
+    {
+        if (static::$useLastPriceIfZeroColumnExists !== null) {
+            return static::$useLastPriceIfZeroColumnExists;
+        }
+
+        try {
+            static::$useLastPriceIfZeroColumnExists = Schema::hasColumn(
+                (new static)->getTable(),
+                'use_last_price_if_zero'
+            );
+        } catch (\Throwable) {
+            static::$useLastPriceIfZeroColumnExists = false;
+        }
+
+        return static::$useLastPriceIfZeroColumnExists;
+    }
+
     public function orderLimitsEnabled(): bool
     {
         if (!static::hasOrderLimitColumns() || !($this->order_limit_enabled ?? false)) {
@@ -160,6 +182,7 @@ class Product extends Model
         'for_barayand',      // Whether it is for Barayand (boolean).
         'show',              // Whether to show the record (boolean).
         'show_in_assets',    // Show balance on customer assets page cards
+        'use_last_price_if_zero', // Keep last DB price when automatic provider returns zero
         'open_sell',         // Whether selling is open (boolean).
         'auto_open_at',         // Whether selling is open (boolean).
         'auto_close_at',         // Whether selling is open (boolean).
@@ -180,11 +203,17 @@ class Product extends Model
         'bubble',
     ];
 
+    protected $attributes = [
+        'show_in_assets' => false,
+        'use_last_price_if_zero' => false,
+    ];
+
     protected $casts = [
         'can_canceled' => 'boolean',  // Cast to boolean.
         'active' => 'boolean',        // Cast to boolean.
         'show' => 'boolean',          // Cast to boolean.
         'show_in_assets' => 'boolean',
+        'use_last_price_if_zero' => 'boolean',
         'for_barayand' => 'boolean',  // Cast to boolean.
         'open_sell' => 'boolean',     // Cast to boolean.
         'auto_sell' => 'boolean',     // Cast to boolean (you mentioned this in your casts but it's missing in `$fillable`).