refactor: 重构微信小程序从云开发迁移至后端API

将云数据库操作改为调用后端API接口
提取登录失败处理逻辑到单独方法
添加环境配置和API请求工具类
移除云开发相关配置

app.js

@@ -1,16 +1,8 @@
 // app.js
+const { BASE_URL, API } = require('./utils/config')
+
 App({
   onLaunch() {
-    if (!wx.cloud) {
-      console.error('请使用 2.2.3 或以上的基础库以使用云能力')
-    } else {
-      wx.cloud.init({
-        traceUser: true
-      })
-    }
-
-
-
     // 自动静默登录：wx.login 获取 code，再请求后端接口换取 openid
     this.silentLogin()
   },
@@ -22,66 +14,55 @@ App({
           this.loginWithCode(loginRes.code)
         } else {
           console.error('wx.login 失败', loginRes.errMsg)
-          this.globalData.isLoggedIn = false
-          this.globalData.loginFailed = true
-          if (this.loginReadyCallback) {
-            this.loginReadyCallback(null)
-          }
+          this.handleLoginFail()
         }
       },
       fail: (err) => {
         console.error('wx.login 调用失败', err)
-        this.globalData.isLoggedIn = false
-        this.globalData.loginFailed = true
-        if (this.loginReadyCallback) {
-          this.loginReadyCallback(null)
-        }
+        this.handleLoginFail()
       }
     })
   },
 
   loginWithCode(code) {
     wx.request({
-      url: 'https://xcx.yun.588580.xyz/api/wx-mini/login',
+      url: BASE_URL + API.LOGIN,
       method: 'GET',
       data: { code },
       success: (res) => {
         const result = res.data
         if (result && result.code === 0 && result.data) {
-          const openid = result.data.openid
           const userInfo = {
-            openid,
+            openid: result.data.openid,
             sessionKey: result.data.session_key,
             unionid: result.data.unionid || ''
           }
-
           this.globalData.userInfo = userInfo
           this.globalData.isLoggedIn = true
           wx.setStorageSync('userInfo', userInfo)
-
           if (this.loginReadyCallback) {
             this.loginReadyCallback(userInfo)
           }
         } else {
           console.error('后端登录失败', result)
-          this.globalData.isLoggedIn = false
-          this.globalData.loginFailed = true
-          if (this.loginReadyCallback) {
-            this.loginReadyCallback(null)
-          }
+          this.handleLoginFail()
         }
       },
       fail: (err) => {
         console.error('请求后端登录接口失败', err)
-        this.globalData.isLoggedIn = false
-        this.globalData.loginFailed = true
-        if (this.loginReadyCallback) {
-          this.loginReadyCallback(null)
-        }
+        this.handleLoginFail()
       }
     })
   },
 
+  handleLoginFail() {
+    this.globalData.isLoggedIn = false
+    this.globalData.loginFailed = true
+    if (this.loginReadyCallback) {
+      this.loginReadyCallback(null)
+    }
+  },
+
   globalData: {
     userInfo: null,
     isLoggedIn: false,

cloudfunctions/login/index.js

@@ -1,54 +0,0 @@
-// 云函数入口文件
-const cloud = require('wx-server-sdk')
-
-cloud.init({ env: cloud.DYNAMIC_CURRENT_ENV })
-
-const db = cloud.database()
-
-// 云函数入口函数
-exports.main = async (event, context) => {
-  const wxContext = cloud.getWXContext()
-  const openid = wxContext.OPENID
-
-  // 查找是否已存在用户
-  const userRes = await db.collection('users').where({ _openid: openid }).get()
-
-  let user
-  if (userRes.data.length > 0) {
-    // 已存在，更新登录时间（如果传了头像昵称也一并更新）
-    user = userRes.data[0]
-    const updateData = {
-      lastLoginTime: db.serverDate()
-    }
-    if (event.avatarUrl) updateData.avatarUrl = event.avatarUrl
-    if (event.nickName) updateData.nickName = event.nickName
-    await db.collection('users').doc(user._id).update({ data: updateData })
-    // 合并最新数据返回
-    if (event.avatarUrl) user.avatarUrl = event.avatarUrl
-    if (event.nickName) user.nickName = event.nickName
-  } else {
-    // 新用户，创建记录
-    const addRes = await db.collection('users').add({
-      data: {
-        _openid: openid,
-        avatarUrl: event.avatarUrl || '',
-        nickName: event.nickName || '',
-        createTime: db.serverDate(),
-        lastLoginTime: db.serverDate()
-      }
-    })
-    user = {
-      _id: addRes._id,
-      _openid: openid,
-      avatarUrl: event.avatarUrl || '',
-      nickName: event.nickName || ''
-    }
-  }
-
-  return {
-    openid: openid,
-    appid: wxContext.APPID,
-    unionid: wxContext.UNIONID,
-    userInfo: user
-  }
-}

cloudfunctions/login/package.json

@@ -1,9 +0,0 @@
-{
-  "name": "login",
-  "version": "1.0.0",
-  "description": "登录云函数",
-  "main": "index.js",
-  "dependencies": {
-    "wx-server-sdk": "~2.6.3"
-  }
-}

pages/appointment/appointment.js

@@ -1,6 +1,6 @@
 // appointment.js
 const { formatDate } = require('../../utils/util')
-const { appointmentDB } = require('../../utils/cloud')
+const { appointmentDB } = require('../../utils/api')
 const app = getApp()
 
 Page({
@@ -109,8 +109,9 @@ Page({
     this.setData({ submitting: true })
 
     try {
-      // 写入云数据库
-      await appointmentDB.create(this.data.form)
+      // 通过后端API创建预约
+      const openid = app.globalData.userInfo.openid
+      await appointmentDB.create({ ...this.data.form, openid })
 
       this.setData({ submitting: false })
 

pages/index/index.js

@@ -1,5 +1,5 @@
 // index.js
-const { appointmentDB, formatRecord } = require('../../utils/cloud')
+const { appointmentDB, formatRecord } = require('../../utils/api')
 const app = getApp()
 
 Page({

pages/records/records.js

@@ -1,5 +1,5 @@
 // records.js
-const { appointmentDB, formatRecord } = require('../../utils/cloud')
+const { appointmentDB, formatRecord } = require('../../utils/api')
 const app = getApp()
 
 Page({

project.config.json

@@ -1,6 +1,6 @@
 {
   "compileType": "miniprogram",
-  "libVersion": "trial",
+  "libVersion": "3.15.2",
   "packOptions": {
     "ignore": [],
     "include": []
@@ -37,6 +37,5 @@
     "tabSize": 2
   },
   "appid": "wx50fe0c5c28dd3060",
-  "cloudfunctionRoot": "cloudfunctions/",
   "simulatorPluginLibVersion": {}
 }

project.private.config.json

@@ -1,6 +1,6 @@
 {
   "description": "项目私有配置文件。此文件中的内容将覆盖 project.config.json 中的相同字段。项目的改动优先同步到此文件中。详见文档：https://developers.weixin.qq.com/miniprogram/dev/devtools/projectconfig.html",
-  "projectname": "p1",
+  "projectname": "miniwx",
   "setting": {
     "compileHotReLoad": true,
     "urlCheck": true,
@@ -18,5 +18,6 @@
     "checkInvalidKey": true,
     "ignoreDevUnusedFiles": true
   },
-  "libVersion": "3.15.2"
+  "libVersion": "3.15.2",
+  "condition": {}
 }

utils/api.js

@@ -0,0 +1,131 @@
+// 后端 API 请求工具库
+const { BASE_URL, API } = require('./config')
+
+/**
+ * 封装 wx.request 为 Promise
+ * @param {object} options - wx.request 参数
+ * @returns {Promise<object>} 返回 result.data
+ */
+function request(options) {
+  return new Promise((resolve, reject) => {
+    wx.request({
+      ...options,
+      success: (res) => {
+        const result = res.data
+        if (result && result.code === 0) {
+          resolve(result.data)
+        } else {
+          reject(new Error(result ? result.message : '请求失败'))
+        }
+      },
+      fail: (err) => {
+        console.error('请求失败', options.url, err)
+        reject(err)
+      }
+    })
+  })
+}
+
+/**
+ * 格式化记录中的 createTime 字段
+ * @param {object} record - 含 createTime 的记录
+ * @returns {object} 格式化后的记录
+ */
+function formatRecord(record) {
+  if (!record || !record.createTime) return record
+  return {
+    ...record,
+    createTime: new Date(record.createTime).toLocaleString('zh-CN')
+  }
+}
+
+/**
+ * 将后端 API 返回的预约记录映射为前端模板字段
+ * 后端: id, visitDate, visitTime → 前端: _id, date, time
+ */
+function mapApiRecord(record) {
+  if (!record) return null
+  return {
+    ...record,
+    _id: record.id,
+    date: record.visitDate,
+    time: record.visitTime
+  }
+}
+
+/**
+ * 预约相关 API
+ */
+const appointmentDB = {
+  /**
+   * 创建预约
+   * @param {object} data - 预约表单数据（需包含 openid）
+   * @returns {Promise<string>} 新记录 id
+   */
+  async create(data) {
+    const result = await request({
+      url: BASE_URL + API.APPOINTMENT_CREATE,
+      method: 'POST',
+      header: { 'content-type': 'application/json' },
+      data: {
+        name: data.name,
+        phone: data.phone,
+        company: data.company,
+        reason: data.reason,
+        visitDate: data.date,
+        visitTime: data.time,
+        hostName: data.hostName,
+        area: data.area,
+        openid: data.openid
+      }
+    })
+    return result.id
+  },
+
+  /**
+   * 获取当前用户的预约列表（按创建时间倒序）
+   * @param {string} openid
+   * @returns {Promise<Array>}
+   */
+  async getList(openid) {
+    const list = await request({
+      url: BASE_URL + API.APPOINTMENT_LIST,
+      method: 'GET',
+      data: { openid }
+    })
+    return (list || []).map(item => mapApiRecord(item))
+  },
+
+  /**
+   * 获取当前用户最新一条预约
+   * @param {string} openid
+   * @returns {Promise<object|null>}
+   */
+  async getLatest(openid) {
+    const data = await request({
+      url: BASE_URL + API.APPOINTMENT_LATEST,
+      method: 'GET',
+      data: { openid }
+    })
+    return mapApiRecord(data) || null
+  },
+
+  /**
+   * 取消预约
+   * @param {string} id - 预约记录 id
+   * @param {string} openid - 当前用户 openid
+   * @returns {Promise<boolean>} 是否成功
+   */
+  async cancel(id, openid) {
+    const result = await request({
+      url: BASE_URL + API.APPOINTMENT_CANCEL + '?id=' + encodeURIComponent(id) + '&openid=' + encodeURIComponent(openid),
+      method: 'PUT'
+    })
+    return result === true
+  }
+}
+
+module.exports = {
+  formatRecord,
+  appointmentDB
+}

utils/cloud.js

@@ -1,196 +0,0 @@
-// 云数据库操作工具库
-
-/**
- * 延迟获取 db 实例，确保 cloud.init 已完成
- */
-function getDb() {
-  return wx.cloud.database()
-}
-
-function getCmd() {
-  return getDb().command
-}
-
-/**
- * 格式化云数据库时间字段
- * @param {object} record - 含 createTime 的记录
- * @returns {object} 格式化后的记录
- */
-function formatRecord(record) {
-  if (!record) return record
-  const date = record.createTime
-  let createTimeStr = ''
-  if (date) {
-    if (typeof date === 'string') {
-      // 后端API返回的时间字符串，直接格式化
-      createTimeStr = new Date(date).toLocaleString('zh-CN')
-    } else if (typeof date === 'object' && date.$date) {
-      createTimeStr = new Date(date.$date).toLocaleString('zh-CN')
-    } else if (typeof date === 'number') {
-      createTimeStr = new Date(date).toLocaleString('zh-CN')
-    } else {
-      createTimeStr = new Date(date).toLocaleString('zh-CN')
-    }
-  }
-  return { ...record, createTime: createTimeStr }
-}
-
-/**
- * 用户相关操作
- */
-const userDB = {
-  /**
-   * 通过 openId 查找用户，不存在则创建
-   * @param {string} openid
-   * @returns {Promise<object>} 用户记录
-   */
-  async loginOrCreate(openid) {
-    const db = getDb()
-    const res = await db.collection('users').where({ _openid: openid }).get()
-    if (res.data.length > 0) {
-      const existing = res.data[0]
-      await db.collection('users').doc(existing._id).update({
-        data: {
-          lastLoginTime: db.serverDate()
-        }
-      })
-      return existing
-    } else {
-      const addRes = await db.collection('users').add({
-        data: {
-          _openid: openid,
-          createTime: db.serverDate(),
-          lastLoginTime: db.serverDate()
-        }
-      })
-      return {
-        _id: addRes._id,
-        _openid: openid
-      }
-    }
-  }
-}
-
-/**
- * 预约相关操作
- */
-const appointmentDB = {
-  /**
-   * 创建预约
-   * @param {object} data - 预约表单数据
-   * @returns {Promise<string>} 新记录 _id
-   */
-  async create(data) {
-    const db = getDb()
-    const res = await db.collection('appointments').add({
-      data: {
-        ...data,
-        status: 'pending',
-        statusText: '待审核',
-        createTime: db.serverDate()
-      }
-    })
-    return res._id
-  },
-
-  /**
-   * 获取当前用户的预约列表（按创建时间倒序，自动分页取全部）
-   * @param {string} openid
-   * @returns {Promise<Array>}
-   */
-  async getList(openid) {
-    const db = getDb()
-    const MAX_LIMIT = 100
-    let allData = []
-    let countResult = await db.collection('appointments').where({ _openid: openid }).count()
-    const total = countResult.total
-    const batchTimes = Math.ceil(total / MAX_LIMIT)
-
-    for (let i = 0; i < batchTimes; i++) {
-      const res = await db.collection('appointments')
-        .where({ _openid: openid })
-        .orderBy('createTime', 'desc')
-        .skip(i * MAX_LIMIT)
-        .limit(MAX_LIMIT)
-        .get()
-      allData = allData.concat(res.data)
-    }
-
-    return allData
-  },
-
-  /**
-   * 将后端API返回的预约记录映射为前端模板兼容的字段
-   * 后端字段: id, visitDate, visitTime, createTime, ...
-   * 前端字段: _id, date, time, createTime(格式化后), ...
-   */
-  _mapApiRecord(record) {
-    if (!record) return null
-    return {
-      ...record,
-      _id: record.id,
-      date: record.visitDate,
-      time: record.visitTime
-    }
-  },
-
-  /**
-   * 获取当前用户最新一条预约（通过后端API）
-   * @param {string} openid
-   * @returns {Promise<object|null>}
-   */
-  getLatest(openid) {
-    return new Promise((resolve, reject) => {
-      wx.request({
-        url: 'https://xcx.yun.588580.xyz/api/wx-mini/appointment/latest',
-        method: 'GET',
-        data: { openid },
-        success: (res) => {
-          const result = res.data
-          if (result && result.code === 0) {
-            resolve(this._mapApiRecord(result.data) || null)
-          } else {
-            console.error('获取最新预约失败', result)
-            reject(new Error(result ? result.message : '请求失败'))
-          }
-        },
-        fail: (err) => {
-          console.error('请求后端获取最新预约失败', err)
-          reject(err)
-        }
-      })
-    })
-  },
-
-  /**
-   * 取消预约
-   * @param {string} id - 预约记录 _id
-   * @param {string} openid - 当前用户 openid，用于权限校验
-   * @returns {Promise<boolean>} 是否成功
-   */
-  async cancel(id, openid) {
-    const db = getDb()
-    const res = await db.collection('appointments').doc(id).get()
-    if (res.data._openid !== openid) {
-      return false
-    }
-    if (res.data.status !== 'pending') {
-      return false
-    }
-    await db.collection('appointments').doc(id).update({
-      data: {
-        status: 'cancelled',
-        statusText: '已取消'
-      }
-    })
-    return true
-  }
-}
-
-module.exports = {
-  getDb,
-  getCmd,
-  formatRecord,
-  userDB,
-  appointmentDB
-}

utils/config.js

@@ -0,0 +1,35 @@
+// 接口基础配置
+
+// 环境地址配置
+const ENV_CONFIG = {
+  // 正式版
+  release: 'https://xcx.yun.588580.xyz',
+  // 开发版 & 体验版
+  develop: 'http://172.16.60.235:8080'
+}
+
+// 自动判断当前运行环境
+function getBaseUrl() {
+  const accountInfo = wx.getAccountInfoSync()
+  const envVersion = accountInfo.miniProgram.envVersion
+  // release = 正式版, develop = 开发版, trial = 体验版
+  return envVersion === 'release' ? ENV_CONFIG.release : ENV_CONFIG.develop
+}
+
+const BASE_URL = getBaseUrl()
+
+// API 路径配置
+const API = {
+  LOGIN: '/api/wx-mini/login',
+  APPOINTMENT_LATEST: '/api/wx-mini/appointment/latest',
+  APPOINTMENT_LIST: '/api/wx-mini/appointment/list',
+  APPOINTMENT_CREATE: '/api/wx-mini/appointment/create',
+  APPOINTMENT_CANCEL: '/api/wx-mini/appointment/cancel'
+}
+
+console.log('[config] 当前环境:', wx.getAccountInfoSync().miniProgram.envVersion, 'BASE_URL:', BASE_URL)
+
+module.exports = {
+  BASE_URL,
+  API
+}