feat: UserEquity创建/删除/批量创建后自动更新User.platformCount；新增修复脚本

src/routes/userEquity.js

@@ -2,6 +2,12 @@ const express = require('express');
 const router = express.Router();
 const { auth } = require('../middleware/auth');
 const UserEquity = require('../models/UserEquity');
+const User = require('../models/User');
+
+async function updateUserPlatformCount(userId) {
+  const count = await UserEquity.countDocuments({ owner: userId });
+  await User.findByIdAndUpdate(userId, { platformCount: count });
+}
 
 const requireVip = (req, res, next) => {
   if (!req.user.isVip) {
@@ -174,6 +180,7 @@ router.post('/', auth, requireVip, async (req, res, next) => {
     if (updateTime) equityData.updateTime = updateTime;
 
     const equity = await UserEquity.create(equityData);
+    await updateUserPlatformCount(req.user._id);
 
     res.status(201).json({
       success: true,
@@ -252,6 +259,8 @@ router.post('/batch', auth, requireVip, async (req, res, next) => {
       }
     }
 
+    await updateUserPlatformCount(req.user._id);
+
     res.status(201).json({
       success: true,
       data: {
@@ -424,6 +433,8 @@ router.delete('/:id', auth, requireVip, async (req, res, next) => {
       });
     }
 
+    await updateUserPlatformCount(req.user._id);
+
     res.json({
       success: true,
       message: '权益已删除'