Initial commit

cloudfunctions/login/index.js

@@ -0,0 +1,48 @@
+const cloud = require('wx-server-sdk')
+cloud.init({ env: cloud.DYNAMIC_CURRENT_ENV })
+const db = cloud.database()
+
+exports.main = async (event, context) => {
+  const { OPENID, APPID } = cloud.getWXContext()
+
+  try {
+    // 查找或创建用户
+    const userRes = await db.collection('users').where({ openid: OPENID }).get()
+    let userInfo
+
+    if (userRes.data.length === 0) {
+      // 新用户 - 创建档案
+      const newUser = {
+        openid: OPENID,
+        nickName: event.nickName || '宠物爱好者',
+        avatarUrl: event.avatarUrl || '',
+        handle: '',
+        location: '',
+        bio: '',
+        stats: { posts: 0, friends: 0, likes: 0 },
+        lastLocation: null,
+        isOnline: true,
+        lastSeen: new Date().toISOString(),
+        pets: [],
+        createdAt: db.serverDate(),
+        updatedAt: db.serverDate(),
+      }
+      const addRes = await db.collection('users').add({ data: newUser })
+      userInfo = { _id: addRes._id, ...newUser }
+    } else {
+      // 老用户 - 更新在线状态
+      userInfo = userRes.data[0]
+      await db.collection('users').doc(userInfo._id).update({
+        data: {
+          isOnline: true,
+          lastSeen: db.serverDate(),
+          updatedAt: db.serverDate(),
+        },
+      })
+    }
+
+    return { code: 0, data: { userInfo } }
+  } catch (e) {
+    return { code: -1, message: e.message }
+  }
+}