From bd398f154ab320c9b298e3dde091c1f8ee83ccfa Mon Sep 17 00:00:00 2001
From: yuzhiran <contact@yuzhiran.com>
Date: Thu, 2 Jul 2026 13:12:55 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E5=BE=AE=E4=BF=A1=E8=99=9A=E6=8B=9F?=
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- 新增 friendlyVpError() 工具函数，映射 VP 常见错误码
  (pay cancel, access denied, SIGNATURE_INVALID 等) 为友好中文
- member.vue 两个 VP fail 回调使用 friendlyVpError 显示
  原始: requestVirtualPayment:fail pay cancel
  优化: 你已取消支付
---
 zhiyin-app/src/pages/member/member.vue |  6 ++--
 zhiyin-app/src/utils/auth.ts           | 48 ++++++++++++++++++++++++++
 2 files changed, 51 insertions(+), 3 deletions(-)

diff --git a/zhiyin-app/src/pages/member/member.vue b/zhiyin-app/src/pages/member/member.vue
index 09ab760..e9ffc02 100644
--- a/zhiyin-app/src/pages/member/member.vue
+++ b/zhiyin-app/src/pages/member/member.vue
@@ -113,7 +113,7 @@
 import { ref, onMounted } from 'vue'
 import { onLoad, onShow } from '@dcloudio/uni-app'
 import { api } from '../../config'
-import { checkAuth } from '../../utils/auth'
+import { checkAuth, friendlyVpError } from '../../utils/auth'
 
 const isLoggedIn = ref(false)
 const isMp = ref(false)
@@ -282,7 +282,7 @@ const startGravityPay = async () => {
             console.error('[VP] 支付失败:', JSON.stringify(err2))
             vpStatus.value = true
             vpSuccess.value = false
-            vpStatusText.value = err2?.errMsg || '支付取消'
+            vpStatusText.value = friendlyVpError(err2?.errMsg) || '你已取消支付'
           },
         })
       } else {
@@ -381,7 +381,7 @@ const startPlanPay = async (selectedPlan) => {
             console.error('[VP-plan] 支付失败:', JSON.stringify(err2))
             vpStatus.value = true
             vpSuccess.value = false
-            vpStatusText.value = err2?.errMsg || '支付取消'
+            vpStatusText.value = friendlyVpError(err2?.errMsg) || '你已取消支付'
           },
         })
       } else {
diff --git a/zhiyin-app/src/utils/auth.ts b/zhiyin-app/src/utils/auth.ts
index 420be86..84bce1f 100644
--- a/zhiyin-app/src/utils/auth.ts
+++ b/zhiyin-app/src/utils/auth.ts
@@ -22,3 +22,51 @@ export function checkAuth(res: any): boolean {
   }
   return false
 }
+
+/**
+ * 微信虚拟支付（VP）错误消息 → 用户友好中文提示
+ * 覆盖 wx.requestVirtualPayment fail 回调中的常见错误码
+ */
+export function friendlyVpError(errMsg: string): string {
+  if (!errMsg) return '支付失败，请重试'
+
+  const map: Record<string, string> = {
+    'pay cancel': '你已取消支付',
+    'cancel': '你已取消支付',
+    'access denied': '支付权限不足，请联系客服',
+    '商户收款功能受限': '商户暂不支持收款，请联系客服',
+    'PRODUCT_ID_EMPTY': '商品信息错误',
+    'PRODUCT_NOT_EXIST': '商品不存在',
+    'PRODUCT_NOT_ONLINE': '商品未上架',
+    'PAY_SIG_INVALID': '支付签名异常，请重试',
+    'SIGNATURE_INVALID': '支付验证失败，请重试',
+    'BALANCE_NOT_ENOUGH': '余额不足',
+    'ORDER_NOT_EXIST': '订单不存在',
+    'ORDER_EXPIRED': '订单已过期，请重新下单',
+    'ORDER_PAYED': '订单已支付',
+    'ORDER_CANCELED': '订单已取消',
+    'PRICE_NOT_MATCH': '价格异常，请联系客服',
+    'TOKEN_NOT_EXIST': '登录态失效，请重新登录',
+    'TOKEN_EXPIRED': '登录态已过期，请重新登录',
+    'TOKEN_NOT_MATCH': '登录态不匹配，请重新登录',
+    'internal error': '支付异常，请稍后重试',
+    'system error': '系统繁忙，请稍后重试',
+    'payment limit exceeded': '已超出支付限额',
+  }
+
+  // 尝试精确匹配
+  const lower = errMsg.toLowerCase()
+  for (const [key, msg] of Object.entries(map)) {
+    if (lower.includes(key.toLowerCase())) return msg
+  }
+
+  // fallback：去前缀（requestVirtualPayment:fail xxx → xxx）
+  const cleaned = errMsg.replace(/^requestVirtualPayment:fail\s*/i, '').replace(/^requestPayment:fail\s*/i, '').trim()
+  if (cleaned && cleaned !== errMsg) {
+    for (const [key, msg] of Object.entries(map)) {
+      if (cleaned.toLowerCase().includes(key.toLowerCase())) return msg
+    }
+  }
+
+  return `支付失败（${cleaned || '未知错误'}）`
+}