dd

build-templates/wechatgame/cloud_functions/cocos_cloud/index.js

@@ -0,0 +1,80 @@
+// 云函数入口文件
+const cloud = require('wx-server-sdk');
+
+const user_db_name = "cocos_users";
+cloud.init({ env: cloud.DYNAMIC_CURRENT_ENV }); // 使用当前云环境
+
+// 云函数入口函数
+exports.main = async (event, context) => {
+  let cmd = event.cmd;
+  if (cmd == null) {
+    return {
+      code: -1,
+      msg: "no cmd!"
+    };
+  }
+
+  const wxContext = cloud.getWXContext();
+  const db = cloud.database({
+    env: cloud.DYNAMIC_CURRENT_ENV,
+    throwOnNotFound: false
+  });
+  const _ = db.command;
+
+  if (cmd === "login") {
+    let user = await getOrCreaterUser(db, wxContext.OPENID);
+    return {
+      code: 200,
+      data: user,
+    };
+  } else if (cmd === "save") {
+    let data = event.data;
+    let user = await getOrCreaterUser(db, wxContext.OPENID);
+    let saveDataRes = await db.collection(user_db_name).doc(user._id).update({
+      data: {
+        game_data: _.set(data)
+      }
+    });
+
+    console.log("Save data:", saveDataRes, data);
+    if (saveDataRes?.stats?.updated >= 1) {
+      return {
+        code: 200,
+        data: saveDataRes
+      };
+    } else {
+      return {
+        code: -1,
+        msg: `Save fail, ${JSON.stringify(saveDataRes)}`
+      };
+    }
+  }
+
+  return {
+    code: -2,
+    msg: `Unknow cmd: ${event?.cmd}`,
+  };
+};
+
+async function getOrCreaterUser(db, openid) {
+  try {
+    let res = await db.collection(user_db_name).where({ _openid: openid }).get();
+    let userData = null;
+    if (res == null || res.data == null || res.data.length <= 0) {
+      userData = {
+        _openid: openid,
+        regist_time: Date.now(),
+      };
+      let addResult = await db.collection(user_db_name).add({
+        data: userData
+      });
+      userData._id = addResult._id;
+    } else {
+      userData = res.data[0];
+    }
+    return userData;
+  } catch (err) {
+    console.error(`Get or create user err`, err);
+    return null;
+  }
+}