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
2026-04-21 17:30:53 +08:00
parent 404730238b
commit 055549f198
11 changed files with 192 additions and 303 deletions
@@ -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
+}