// pages/MemorizingWords/wordsPackage/wordsPackage.js
const app=getApp();
const innerAudioContext = wx.createInnerAudioContext();
Page({
  /**
   * 页面的初始数据
   */
  data: {
    wordspackageid:'',//词包id
    total:0,//单词量
    listdata:{
     list: [],
     package_id: '',
     total_num: 0
    },//词包内容
    scroll_height:'',//可视区域的高度
    page:1,//当前页
    pageNum:20,//每页条数
    ifload:true
  },
  // 开始背单词
  startPlan() {
    let that=this;
    let wordspackageid = that.data.wordspackageid;
   // wx.setStorageSync('ifeditpage', false);
    wx.navigateTo({
      url: '../../MemorizingWords/wordsPlan/wordsPlan?wordspackageid=' + wordspackageid
    })
  },
  audioPlay(e){
    let that=this;
    innerAudioContext.stop()
    let listdata = that.data.listdata;
    let index =e.currentTarget.dataset.index;
    innerAudioContext.src = listdata.list[index].voice_url;
    innerAudioContext.play();
    innerAudioContext.onPlay(() => {
      console.log('录音播放中');
    })
    innerAudioContext.onStop(() => {
      console.log('录音播放停止');
    })
    innerAudioContext.onEnded(() => {
      console.log('录音播放结束');
      innerAudioContext.stop()
    })
  },
  //获取单词包详情
  getdata(){
    let that=this;
    let url ='Words/againGetPackageDetail';
    let params={
      token:wx.getStorageSync('token'),
      page:that.data.page,
      pageNum: that.data.pageNum,
      id: that.data.wordspackageid
    }
    app.post(url, params).then((res)=>{
      if(res.data.code==1){
       if (res.data.data.list.length < that.data.pageNum){
        that.setData({
         ifload:false
        })
       }
        let list=res.data.data.list;
        let listdata = that.data.listdata;
        let temist=listdata.list.concat(list);
       listdata.list = temist;
        that.setData({
          listdata: listdata,
          total: res.data.data.total_num,
          page:parseInt(that.data.page)+1
        })
      }
    }).catch((errMsg)=>{
      console.log(errMsg)
    })
  },
  //加载更多
 onloading(){
  let that=this;
  if (that.data.ifload){
   that.getdata();
  }
 },
  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function(options) {
   let that=this;
   let windowHeight = wx.getSystemInfoSync().windowHeight // 屏幕的高度
   let windowWidth = wx.getSystemInfoSync().windowWidth // 屏幕的宽度
   this.setData({
    scroll_height: windowHeight * 750 / windowWidth - 100
   })
   that.setData({
     wordspackageid:options.id,
     page:1,
    listdata:{
     list:[],
     package_id:'',
     total_num:0
    }
   })
   that.getdata();
  },
  /**
   * 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() {
    innerAudioContext.stop();
  },

  /**
   * 生命周期函数--监听页面卸载
   */
  onUnload: function() {
    innerAudioContext.stop();
  },

  /**
   * 页面相关事件处理函数--监听用户下拉动作
   */
  onPullDownRefresh: function() {

  },

  /**
   * 页面上拉触底事件的处理函数
   */
  onReachBottom: function() {

  },

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

  }
})