// pages/changeuser/changeuser.js
const AV = require("../../lib/av-live-query-weapp-min")
const { jsonify } = require("../../utils/leancloudutils")

Page({

  /**
   * 页面的初始数据
   */
  users: [],
  data: {
    current_user: {},
    users: []
  },
  login: function(event){
    username = event.currentTarget.dataset.username;
    if(username==this.data.current_user.username){
      wx.showToast({
        title: "已登陆该用户",
        icon:"none"
      });
      return;
    }
    console.log(username);
    user = this.users.filter(user=>user.get("username")==username)[0];
    passwd = user.get("passwd")?user.get("passwd"):"123456";
    console.log(user.get("passwd"));
    console.log("passwd");
    AV.User.logIn(username, passwd).then((user)=>{
      this.setData(jsonify({current_user: AV.User.current()}));
      wx.showToast({
        title: '更改用户成功',
        icon: 'success',
      });},
      (error)=>{
        wx.showToast({
          title: "抱歉，暂时无法登陆此用户", 
          icon: "none"})
      }).catch(error=>console.error(error.message));
  },

  pull_users: function(limit){
    this.setData(jsonify({ current_user: AV.User.current() }));
    query = new AV.Query("User");
    query.limit(limit);
    query.ascending('createdAt');
    query.skip(this.users.length);
    return query.find().then((users) => {
      this.users = this.users.concat(users);
      this.setData(jsonify({ users: this.users}));
    });
  },
  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (options) {
    this.pull_users(15);
  },

  /**
   * 生命周期函数--监听页面初次渲染完成
   */
  onReady: function () {

  },

  /**
   * 生命周期函数--监听页面显示
   */
  onShow: function () {

  },

  /**
   * 生命周期函数--监听页面隐藏
   */
  onHide: function () {

  },

  /**
   * 生命周期函数--监听页面卸载
   */
  onUnload: function () {

  },

  /**
   * 页面相关事件处理函数--监听用户下拉动作
   */
  onPullDownRefresh: function () {
    this.users = [];
    this.pull_users(50);
  },

  /**
   * 页面上拉触底事件的处理函数
   */
  onReachBottom: function () {
    console.log("onReachBottom")
    this.pull_users(50);
  },

  /**
   * 用户点击右上角分享
   */
  onShareAppMessage: function () {

  }
})