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const { Class } = require("../../model/class");
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const login = require("../../model/user");
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const AV = require("../../lib/av-live-query-weapp-min.js");
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const { jsonify } = require('../../utils/leancloudutils');
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// pages/class/class.js
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const getDataForRender = class_ => ({
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name: class_.get('name'),
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objectId: class_.get('objectId')
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});
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Page({
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/**
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页面的初始数据data，用于与.wxlm文件绑定
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classes: 课程列表 type: Array
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元素class: 课程信息 class.objectId 唯一
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class.objectId 课程唯一主键
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class.name 课程名称
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*/
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data: {
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//classes: [{objectId: "232323", "name":"测试"}]
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classes: []
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},
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presences: [],
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classes: [],
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del_class: function(event){
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class_id = event.currentTarget.dataset.class_id;
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class_name = event.currentTarget.dataset.class_name;
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presence = this.presences.filter(presence=>presence.get("class").id==class_id)[0];
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pull_classes = this.pull_classes.bind(this);
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wx.showModal({
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title: '退出学习',
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content: '退出学习会清零你该门课程的分数',
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success(res) {
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if (res.confirm) {
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wx.showLoading({
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title: '请稍候',
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})
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presence.destroy().then(() => {
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pull_classes();
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wx.hideLoading();
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wx.showToast({
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title: '退出成功',
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icon: "success"
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})
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},
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() => {
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wx.hideLoading();
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wx.showToast({
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title: '操作失败',
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icon: "none"
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})
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}).catch(error => console.error(error.message));
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} } });
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},
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enter_class: function(event){
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console.log(event);
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var class_id = event.currentTarget.dataset.class_id;
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var class_name = event.currentTarget.dataset.class_name;
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wx.navigateTo({
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url: "../classroom/classroom?class_id="+class_id+"&"+"class_name="+class_name,
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})
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},
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/**
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* 生命周期函数--监听页面加载
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*/
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onLoad: function (options) {
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},
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/**
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* 生命周期函数--监听页面初次渲染完成
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*/
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onReady: function () {
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},
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pull_classes: function(){
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console.log("classes.pull_classes");
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var query = new AV.Query("Presence");
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query.equalTo("user", AV.User.current());
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query.include("class");
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query.find().then((presences) => {
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this.presences = presences;
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this.classes = presences.map((presence) => {return presence.get("class")});
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console.log(this.classes);
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this.setData(jsonify({ classes: this.classes }));
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})
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},
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/**
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* 生命周期函数--监听页面显示
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*/
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onShow: function () {
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console.log("classes.onShow()");
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this.pull_classes();
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},
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/**
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* 生命周期函数--监听页面隐藏
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*/
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onHide: function () {
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},
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/**
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* 生命周期函数--监听页面卸载
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*/
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onUnload: function () {
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},
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/**
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* 页面相关事件处理函数--监听用户下拉动作
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*/
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onPullDownRefresh: function () {
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this.pull_classes();
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},
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/**
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* 页面上拉触底事件的处理函数
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*/
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onReachBottom: function () {
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},
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/**
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* 用户点击右上角分享
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*/
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onShareAppMessage: function () {
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}
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}) |
