From 68ba464f10278046436f2e0a73ff9cfc0f5656bf Mon Sep 17 00:00:00 2001
From: mohammadrezasabri <mr.sabri@gmail.com>
Date: Sun, 2 Aug 2026 12:26:28 +0330
Subject: [PATCH] edit api

---
 src/models/home.ts                            |  1 +
 .../aboutUs/desktop/DesktopAboutUsView.vue    | 71 +++++++++++--------
 2 files changed, 43 insertions(+), 29 deletions(-)

diff --git a/src/models/home.ts b/src/models/home.ts
index f68f6ac..4ef267d 100644
--- a/src/models/home.ts
+++ b/src/models/home.ts
@@ -24,6 +24,7 @@ export interface Price {
   buy: number
   price: number
   price_last: number
+  last_historical?: number
   goldir?: number
   up?: PriceUp
   closed?: boolean
diff --git a/src/views/base/aboutUs/desktop/DesktopAboutUsView.vue b/src/views/base/aboutUs/desktop/DesktopAboutUsView.vue
index f932d02..30fa33e 100644
--- a/src/views/base/aboutUs/desktop/DesktopAboutUsView.vue
+++ b/src/views/base/aboutUs/desktop/DesktopAboutUsView.vue
@@ -803,8 +803,6 @@ import type { Price } from '@/models/home'
 import { persianToEnglishDigits } from '@/utils/persianDigits'
 import {
   applyLastPricePayload,
-  getTradeBuyPrice,
-  getTradeSellPrice,
   lastPrice,
   percentPriceChanged,
 } from '@/utils/price'
@@ -817,7 +815,6 @@ import {
 } from '@/utils/usePrice'
 import {
   CHART_METAL_MARKUP_RATIO,
-  resolveMetalDayRangePrices,
   type ChartMetalType,
 } from '@/views/base/home/composables/usePriceChart'
 import { useAboutUsPageContext } from '../composables/useAboutUsPage'
@@ -849,10 +846,6 @@ const patternMaskStyle = computed(() => ({
 
 const LIVE_SECTION_METAL: ChartMetalType = 'maftol'
 
-const activeMetal = computed<ChartMetalType>(() =>
-  activeProduct.value === 'wire' ? 'maftol' : 'katod',
-)
-
 const orderCardSubtitle = computed(() =>
   activeProduct.value === 'wire' ? 'مقدار مفتول مس قابل خرید' : 'مقدار کاتد مس قابل خرید',
 )
@@ -863,11 +856,19 @@ function applyMetalMarkup(basePrice: number, metal: ChartMetalType) {
   return Math.round(basePrice + basePrice * ratio)
 }
 
-const baseBuyPrice = computed(() => getTradeBuyPrice(lastPrice.value))
+/** پایهٔ همهٔ قیمت‌های لندینگ — فقط فیلد buy از /api/price/last */
+const baseBuyPrice = computed(() => {
+  const buy = Number(lastPrice.value?.buy ?? 0)
+  return Number.isFinite(buy) && buy > 0 ? buy : 0
+})
 
-const liveUnitPrice = computed(() =>
-  applyMetalMarkup(baseBuyPrice.value, activeMetal.value),
-)
+/** کاتد: buy خام — مفتول: buy + ۶٪ */
+const liveUnitPrice = computed(() => {
+  if (activeProduct.value === 'cathode') {
+    return baseBuyPrice.value
+  }
+  return applyMetalMarkup(baseBuyPrice.value, 'maftol')
+})
 
 /** قیمت مفتول مس — همیشه برای سکشن قیمت لحظه‌ای لندینگ */
 const wireLiveUnitPrice = computed(() =>
@@ -943,17 +944,17 @@ function writeCachedChartValues(values: number[]) {
   }
 }
 
-/** سری پایه از آخرین مظنه موجود — برای نمایش نوسان تا آخرین لحظه */
+/** سری پایه از فیلد buy — برای نمایش نوسان تا آخرین مظنه خرید */
 function buildFallbackChartValuesFromPrice(price = lastPrice.value): number[] {
   if (!price) return []
 
-  const buy = getTradeBuyPrice(price)
-  const sell = getTradeSellPrice(price)
-  const last = Number(price.price_last ?? buy ?? 0)
-  const highBase = Number(price.up?.buy ?? buy ?? last)
-  const lowBase = Number(price.up?.sell ?? sell ?? last)
-  const end = last || buy
-  if (!(end > 0)) return []
+  const buy = Number(price.buy ?? 0)
+  if (!(Number.isFinite(buy) && buy > 0)) return []
+
+  const sell = Number(price.sell ?? 0)
+  const highBase = Number(price.up?.buy ?? buy)
+  const lowBase = Number(price.up?.sell ?? (sell > 0 ? sell : buy))
+  const end = buy
 
   let lo = lowBase > 0 ? lowBase : end
   let hi = highBase > 0 ? highBase : end
@@ -999,11 +1000,16 @@ const effectiveRawChartValues = computed(() => {
   return buildFallbackChartValuesFromPrice()
 })
 
-const chartValues = computed(() =>
-  effectiveRawChartValues.value
-    .map((value) => applyMetalMarkup(value, activeMetal.value))
-    .filter((value) => Number.isFinite(value) && value > 0),
-)
+const chartValues = computed(() => {
+  const raw = effectiveRawChartValues.value
+  // کاتد: بدون مارک‌آپ — مفتول: +۶٪ مثل قیمت لحظه‌ای
+  if (activeProduct.value === 'cathode') {
+    return raw.filter((value) => Number.isFinite(value) && value > 0)
+  }
+  return raw
+    .map((value) => applyMetalMarkup(value, 'maftol'))
+    .filter((value) => Number.isFinite(value) && value > 0)
+})
 
 const wireChartValues = computed(() =>
   effectiveRawChartValues.value
@@ -1052,11 +1058,18 @@ const wireDayChangeAmountLabel = computed(() => {
 })
 
 const dayRangePrices = computed(() => {
-  const fromApi = resolveMetalDayRangePrices({
-    price: lastPrice.value,
-    metal: LIVE_SECTION_METAL,
-    metalRatio: CHART_METAL_MARKUP_RATIO[LIVE_SECTION_METAL],
-  })
+  // پایه از buy/sell API — سپس مارک‌آپ مفتول برای سکشن live
+  const buy = Number(lastPrice.value?.buy ?? 0)
+  const sell = Number(lastPrice.value?.sell ?? 0)
+  const fromApi = {
+    high: buy > 0 ? applyMetalMarkup(buy, LIVE_SECTION_METAL) : 0,
+    low:
+      sell > 0
+        ? applyMetalMarkup(sell, LIVE_SECTION_METAL)
+        : buy > 0
+          ? applyMetalMarkup(buy, LIVE_SECTION_METAL)
+          : 0,
+  }
   const values = wireChartValues.value
   if (values.length > 0) {
     const chartHigh = Math.max(...values)