fix product price

src/utils/productDealMethod.ts

@@ -84,8 +84,20 @@ export function hasProductUnitWeight(product?: ProductUnitSource | null) {
   return amount > 0
 }
 
-/** ضریب قیمت — محصول بدون وزن قطعه همیشه ۱ */
+/** ضریب قیمت — فقط «متغیر» بدون مرجع اتوماتیک: قیمت هر گرم × وزن */
 export function productPriceAmountFactor(product?: ProductUnitSource | null) {
+  if (product?.reading_method) {
+    return 1
+  }
+
+  if (isCountBasedProduct(product)) {
+    return 1
+  }
+
+  if (Number(product?.direct_price ?? 0) !== 0) {
+    return 1
+  }
+
   if (hasProductUnitWeight(product)) {
     const amount = Number(product?.amount ?? 0)
     return amount > 0 ? amount : 1
@@ -358,9 +370,7 @@ export function resolveProductTradeBuyUnitPrice(product?: Product | null) {
   }
 
   const basePrice = (product.price ?? 0) + (product.cash_fee_buy ?? 0)
-  return product.direct_price === 0
-    ? basePrice * (product.amount ?? 0)
-    : basePrice
+  return basePrice * productPriceAmountFactor(product)
 }
 
 export function resolveProductTradeSellUnitPrice(product?: Product | null) {
@@ -369,9 +379,7 @@ export function resolveProductTradeSellUnitPrice(product?: Product | null) {
   }
 
   const basePrice = (product.price ?? 0) - (product.cash_fee_sell ?? 0)
-  return product.direct_price === 0
-    ? basePrice * (product.amount ?? 0)
-    : basePrice
+  return basePrice * productPriceAmountFactor(product)
 }
 
 function getDefaultTypeDealOptions(context?: ProductDealMethodContext | null, isBuy = true): SelectItem[] {

src/utils/productPrice.ts

@@ -116,9 +116,7 @@ export function getProductBuyPrice(product: Product): number {
   }
 
   const withFee = base + fee
-  return product.direct_price === 0
-    ? withFee * productPriceAmountFactor(product)
-    : withFee
+  return withFee * productPriceAmountFactor(product)
 }
 
 function getProductBaseSellPrice(product: Product): number {