// pages/bookClasses/index.js
const app = getApp();
let weekday = [
  '星期日', '星期一', '星期二', '星期三', '星期四', '星期五', '星期六'
];
let veneuType = '';
let venueId = '';
let isFrist = true;
let clickDate = '';
Page({

  /**
   * 页面的初始数据
   */
  data: {
    currentIndex: 1,
    calendar: [],
    venueLessons: [],
    isShowNewplot: false,
    isGoHome: false,
  },

  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function(options) {
    isFrist = false;
    veneuType = options.type;
    venueId = options.venueId;
    app.$api.venueLessonShow({
      type: options.type,
      venueId: options.venueId
    }).then(res => {
      let list = [];
      let subList = [];
      let currentDate = new Date(new Date().setHours(8, 0, 0, 0));
      let currentDateValue = ''
      for (let i = 0; i < res.lessons.length; i++) {
        if (i % 7 == 0 && i != 0) {
          list.push(subList);
          subList = [];
        }
        let obj = {}
        let date = new Date(res.lessons[i].dateList);
        obj.date = (date.getMonth() + 1) + '.' + date.getDate()
        obj.week = weekday[date.getDay()];
        obj.value = res.lessons[i].dateList;
        obj.flg = res.lessons[i].flg;
        if (currentDate.getTime() == date.getTime()) {
          obj.isSelected = true;
          currentDateValue = obj.value;
          clickDate = obj.value;
        }
        subList.push(obj);
      }
      list.push(subList);
      subList = [];
      this.setData({
        calendar: list,
        isShowNewplot: true,
      })
      this.getData(currentDateValue);
    }, err => {
      this.setData({
        isShowNewplot: true,
      })
    })
  },

  /**
   * 生命周期函数--监听页面初次渲染完成
   */
  onReady: function() {
    let pages = getCurrentPages();
    this.setData({
      isGoHome: pages.length == 1
    })
  },

  /**
   * 生命周期函数--监听页面显示
   */
  onShow: function() {
    // if (isFrist) {
    //   // clickDate = new
    //   this.getData(clickDate);
    // }
  },

  /**
   * 生命周期函数--监听页面隐藏
   */
  onHide: function() {
    isFrist = true;
  },

  /**
   * 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() {

  },

  /**
   * 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() {
    return {
      title: '预约课程'
    }
  },

  // 向左划
  leftClick() {
    if (this.data.currentIndex == 0) {
      return;
    }
    this.data.currentIndex--;
    this.setData({
      currentIndex: this.data.currentIndex
    })
  },
  // 向右滑
  rightClick() {
    if (this.data.currentIndex == this.data.calendar.length - 1) {
      return;
    }
    this.data.currentIndex++;
    this.setData({
      currentIndex: this.data.currentIndex
    })
  },

  // 点击日历
  clickItem(e) {
    let idx = e.currentTarget.dataset.idx;
    let index = e.currentTarget.dataset.index;
    for (let i = 0; i < this.data.calendar.length; i++) {
      for (let j = 0; j < this.data.calendar[i].length; j++) {
        if (index == i && idx == j) {
          this.data.calendar[i][j].isSelected = true;
        } else {
          this.data.calendar[i][j].isSelected = false;
        }
      }
    }
    this.setData({
      calendar: this.data.calendar
    })
    clickDate = this.data.calendar[index][idx].value;
    this.getData(this.data.calendar[index][idx].value);
  },

  // 跳转详情
  clickCell(e) {
    let id = e.currentTarget.dataset.id;
    wx.navigateTo({
      url: `/pages/bookClassesDetail/index?id=${id}`,
      success: function(res) {},
      fail: function(res) {},
      complete: function(res) {},
    })
  },

  getData(date) {
    wx.showLoading({
      title: '加载中...',
      mask: true,
    })
    app.$api.venueLessonDate({
      date: date,
      type: veneuType,
      venueId: venueId
    }).then(res => {
      this.setData({
        venueLessons: res.venueLessons
      })
    }, err => {

    })
  }
})