diff --git a/app/Http/Controllers/Single/SingleOrderController.php b/app/Http/Controllers/Single/SingleOrderController.php
index 56aa6b5..cdd7320 100644
--- a/app/Http/Controllers/Single/SingleOrderController.php
+++ b/app/Http/Controllers/Single/SingleOrderController.php
@@ -52,15 +52,6 @@ class SingleOrderController extends Controller
         $transactionType = $data['direction'] == 1 ? "خرید" : "فروش";
         $customer = Customer::find(auth('customer')->id() ?? ($data['customer_id'] ?? null));
 
-        if ($min_sell = Setting::where('key', 'minimum_sell')->where('is_active', 1)->first()) {
-            if ((int) $data['direction'] === 2) {
-                $sellAmount = $this->resolveOrderAmount($data);
-                if ($sellAmount !== null && (float) $min_sell->value > $sellAmount) {
-                    throw new UnprocessableEntityHttpException('حداقل میزان فروش ' . $min_sell->value . ' گرم میباشد');
-                }
-            }
-        }
-
         $data['first_buy'] = auth('customer')->id() && $customer && $customer->first_buy_order !== 1;
 
         if (auth('customer')->id()) {
@@ -146,6 +137,8 @@ class SingleOrderController extends Controller
                 $data['price_original'] = $data['product']['price'] + $data['product']['price_profit'];
                 $data['total_price_original'] = $data['product']['amount'] * ($data['price_original'] ?? 0);
 
+                $this->assertMinimumSellCash($data);
+
                 // Check if the method is cash
                 if ($data['method'] == "cash") {
                     $response['sell'] = $this->processSellTransactionProduct($data, $wallet, $wallet_interface);
@@ -186,6 +179,7 @@ class SingleOrderController extends Controller
                 if (!$data['product']['open_sell']) {
                     throw new UnprocessableEntityHttpException('خرید این محصول در این لحظه مقدور نمیباشد');
                 }
+                $this->assertMinimumSellCash($data);
                 $response['sell'] = $this->processSellTransaction($data, $wallet, $wallet_interface);
             }
         }
@@ -983,6 +977,61 @@ class SingleOrderController extends Controller
         return null;
     }
 
+    private function assertMinimumSellCash(array $data): void
+    {
+        $minSell = Setting::where('key', 'minimum_sell')->where('is_active', 1)->first();
+        if (!$minSell) {
+            return;
+        }
+
+        $minRial = (float) $minSell->value;
+        if ($minRial <= 0) {
+            return;
+        }
+
+        $sellCash = $this->resolveSellOrderCashRial($data);
+        if ($sellCash === null || $sellCash >= $minRial) {
+            return;
+        }
+
+        throw new UnprocessableEntityHttpException(
+            'حداقل مبلغ فروش ' . number_format((int) round($minRial)) . ' ریال می‌باشد'
+        );
+    }
+
+    private function resolveSellOrderCashRial(array $data): ?float
+    {
+        $targetCash = $this->resolveTargetCash($data);
+        if ($targetCash !== null) {
+            return (float) $targetCash;
+        }
+
+        if (!empty($data['product_id']) && isset($data['number'])) {
+            $product = $data['product'] ?? Product::find($data['product_id']);
+            if ($product) {
+                $unitPrice = (float) ($product->price + $product->price_profit);
+                $difference = (float) ($data['difference'] ?? 0);
+                $amount = (float) $data['number'] * (float) $product->amount;
+                $sellUnitPrice = max(0.0, $unitPrice - $difference);
+
+                return $amount * $sellUnitPrice;
+            }
+        }
+
+        if (isset($data['amount'])) {
+            $amount = (float) $data['amount'];
+            if ($amount > 0) {
+                $price = (float) ($data['price'] ?? 0);
+                $difference = (float) ($data['difference'] ?? 0);
+                $sellUnitPrice = max(0.0, $price - $difference);
+
+                return $amount * $sellUnitPrice;
+            }
+        }
+
+        return null;
+    }
+
     private function resolveTargetCash(array $data): ?int
     {
         if (!isset($data['target_cash'])) {