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cloudfunctions/createRoom/index.js

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+// 云函数入口文件
+const cloud = require('wx-server-sdk')
+
+cloud.init({ env: cloud.DYNAMIC_CURRENT_ENV }) // 使用当前云环境
+const db = cloud.database()
+
+// 云函数入口函数
+exports.main = async (event, context) => {
+    const wxContext = cloud.getWXContext()
+    const openid = wxContext.OPENID
+
+    const { userInfo, keywords, requirements, name, meetTime } = event
+
+    try {
+        const res = await db.collection('rooms').add({
+            data: {
+                _openid: openid, // 创建者openid
+                createdAt: db.serverDate(),
+                status: 'active',
+                name: name || '未命名聚会',
+                meetTime: meetTime || '',
+                keywords: keywords || '咖啡馆',
+                requirements: requirements || '',
+                members: [{
+                    openid: openid,
+                    avatarUrl: userInfo?.avatarUrl || 'https://mmbiz.qpic.cn/mmbiz/icTdbqWNOwNRna42FI242Lcia07jQodd2FJGIYQfG0LAJGFxM4FbnQP6yfMxBgJ0F3YRqJCJ1aPAK2dQagdusBZg/0',
+                    nickName: userInfo?.nickName || '发起人',
+                    location: null, // 初始无位置
+                    joinedAt: new Date()
+                }],
+                result: null
+            }
+        })
+
+        return {
+            success: true,
+            roomId: res._id,
+            msg: '创建成功'
+        }
+    } catch (err) {
+        console.error(err)
+        return {
+            success: false,
+            msg: '创建房间失败',
+            error: err
+        }
+    }
+}
+

cloudfunctions/createRoom/package.json

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+{
+    "name": "createRoom",
+    "version": "1.0.0",
+    "description": "",
+    "main": "index.js",
+    "scripts": {
+        "test": "echo \"Error: no test specified\" && exit 1"
+    },
+    "author": "",
+    "license": "ISC",
+    "dependencies": {
+        "wx-server-sdk": "3.0.1"
+    }
+}