import { getZhongTaiProductNewsPage, getCatalogList,actionDo } from '../../api/index'
Page({

  /**
   * 页面的初始数据
   */
  data: {
    category: [],
    secondCategory: [],

    catalogCode: '',
    tagCode: '',
    query: '',
    dataList: [],
    total: 0,
    pageNum: 1,
    pageSize: 10,

    // height: 0,
    // top: 0,
  },
  onLoad(options) {
    this.getCate()
  },
  onReachBottom() {
    console.log('触底事件');
    const { total, dataList, pageNum } = this.data
    if(total > dataList.length){
      this.setData({ pageNum: pageNum + 1 })
      this.getList()
    }else{
      wx.showToast({
        title: '暂无更多数据',
        icon: 'none'
      })
    }
  },
  getCate() {
    getCatalogList({catalogCode: 'product_info'}).then(res => {
      this.setData({ category: res.data })
      if(res.data && res.data.length > 0){
        this.setData({catalogCode: res.data[0].code})
        this.gettag()
        this.getList()
      }
    })
  },
  gettag() {
    const { catalogCode } = this.data
    getCatalogList({
      catalogCode
    }).then(res => {
      if(res.data && res.data.length > 0){
        this.setData({ secondCategory: res.data })
      }
    })
  },
  itemClick(e) {
    const item = e.currentTarget.dataset.item
    actionDo({actionType: 'view',id: item.id})
    if(item.contentType == 'link'){
      wx.navigateTo({
        url: '/pages/webView/index?link=' + item.content,
        success: function(res) {
          // 通过eventChannel向被打开页面传送数据
          res.eventChannel.emit('acceptDataFromOpenerPage', { link: item.openContent, title: item.title })
        }
      })
    }else{
      wx.navigateTo({
        url: '/pages/consult/detail?id='+item.id,
      })
    }    
  },
  getList() {
    const { pageNum, pageSize, catalogCode, tagCode, query } = this.data
    getZhongTaiProductNewsPage({
      pageNum, pageSize, query, catalogCode: tagCode || catalogCode
    }).then(res => {
      if(res.data){
        this.setData({ 
          dataList: [ ...this.data.dataList, ...res.data.records ],
          total: res.data.total
        })
      }
      
    })
  },
  cateClick(e) {
    const { code } = e.currentTarget.dataset
    this.setData({ catalogCode: code,secondCategory: [], tagCode: ''  })
    this.gettag()
    this.getList()
    this.setData({ dataList: [], pageNum: 1 })
  },
  seCateClick(e) {
    const { code } = e.currentTarget.dataset
    if(this.data.tagCode == code){
      this.setData({ tagCode: '' })
    }else{
      this.setData({ tagCode: code })
    }
    this.setData({ dataList: [], pageNum: 1 })
    this.getList()
  },
  priviewFull(e){
      const item = e.currentTarget.dataset.item
      console.log('item', item);
      
    },
  onReady() {

  },

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

  },

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

  },

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

  },
  /**
   * 用户点击右上角分享
   */
  onShareAppMessage() {

  }
})