fixed amount 2

src/utils/productCashFee.ts

@@ -0,0 +1,74 @@
+export type ProductCashFeeSource = {
+  cash_fee_buy?: number | null
+  cash_fee_sell?: number | null
+  cash_fee_buy_is_percent?: boolean | null
+  cash_fee_sell_is_percent?: boolean | null
+}
+
+/** 5 => 5% ، 0.05 => 5% (اعشاری) */
+export function resolveFeePercentRatio(percentValue?: number | null) {
+  const offset = Number(percentValue ?? 0)
+  if (!offset) {
+    return 0
+  }
+
+  if (Math.abs(offset) > 0 && Math.abs(offset) < 1) {
+    return offset
+  }
+
+  return offset / 100
+}
+
+export function resolveProductCashFeeRial(
+  feeValue: number | null | undefined,
+  isPercent: boolean | null | undefined,
+  basePriceRial: number,
+) {
+  const raw = Number(feeValue ?? 0)
+  if (!raw || !Number.isFinite(raw)) {
+    return 0
+  }
+
+  if (!isPercent) {
+    return Math.round(raw)
+  }
+
+  const base = Number(basePriceRial)
+  if (!base || base <= 0) {
+    return 0
+  }
+
+  return Math.round(Math.abs(base * resolveFeePercentRatio(raw)))
+}
+
+export function resolveProductCashFeeBuyRial(product: ProductCashFeeSource, basePriceRial: number) {
+  return resolveProductCashFeeRial(
+    product.cash_fee_buy,
+    product.cash_fee_buy_is_percent,
+    basePriceRial,
+  )
+}
+
+export function resolveProductCashFeeSellRial(product: ProductCashFeeSource, basePriceRial: number) {
+  return resolveProductCashFeeRial(
+    product.cash_fee_sell,
+    product.cash_fee_sell_is_percent,
+    basePriceRial,
+  )
+}
+
+export function formatProductCashFeeLabel(
+  feeValue: number | null | undefined,
+  isPercent?: boolean | null,
+) {
+  const raw = Number(feeValue ?? 0)
+  if (!raw) {
+    return '۰'
+  }
+
+  if (isPercent) {
+    return `${raw}%`
+  }
+
+  return `${raw} ریال`
+}

src/utils/productDealMethod.ts

@@ -13,6 +13,7 @@ import {
   usesQuantityTrade,
 } from '@/utils/productCategories'
 import { formatInventoryCardValue } from '@/utils/productAssets'
+import { resolveProductCashFeeBuyRial, resolveProductCashFeeSellRial } from '@/utils/productCashFee'
 import { TRADE_GRAM_DISPLAY_DECIMALS } from '@/utils/serviceFee'
 import { formatGoldAmount } from '@/utils/usePrice'
 
@@ -371,7 +372,7 @@ export function resolveProductTradeBuyUnitPrice(product?: Product | null) {
     return 0
   }
 
-  const basePrice = (product.price ?? 0) + (product.cash_fee_buy ?? 0)
+  const basePrice = (product.price ?? 0) + resolveProductCashFeeBuyRial(product, product.price ?? 0)
   return basePrice * productPriceAmountFactor(product)
 }
 
@@ -380,7 +381,7 @@ export function resolveProductTradeSellUnitPrice(product?: Product | null) {
     return 0
   }
 
-  const basePrice = (product.price ?? 0) - (product.cash_fee_sell ?? 0)
+  const basePrice = (product.price ?? 0) - resolveProductCashFeeSellRial(product, product.price ?? 0)
   return basePrice * productPriceAmountFactor(product)
 }
 

src/utils/productPrice.ts

@@ -1,5 +1,6 @@
 import type { Product } from '@/models/products'
 import { getTradeBuyPrice, getTradeSellPrice, lastPrice } from '@/utils/price'
+import { resolveProductCashFeeBuyRial, resolveProductCashFeeSellRial } from '@/utils/productCashFee'
 import { isMetalCommodityGroup, isMeltedProductUsingAppPrice, isMeltedTradeGroup, usesQuantityTrade } from '@/utils/productCategories'
 import { productPriceAmountFactor } from '@/utils/productDealMethod'
 
@@ -104,7 +105,7 @@ export function getProductBuyPrice(product: Product): number {
     return 0
   }
 
-  const fee = Number(product.cash_fee_buy ?? 0)
+  const fee = resolveProductCashFeeBuyRial(product, base)
 
   if (
     isMeltedProductUsingAppPrice(product)
@@ -159,7 +160,7 @@ export function getProductSellPrice(product: Product): number {
   }
 
   if (isMeltedProductUsingAppPrice(product) || isMeltedTradeGroup(product.group_type) || usesQuantityTrade(product)) {
-    return base - Number(product.cash_fee_sell ?? 0)
+    return base - resolveProductCashFeeSellRial(product, base)
   }
 
   return base