import { getCatalogList, getCataLogTagList, getZhongTaiProductPage } from '../../api/index'
import { eventBus } from '../../utils/eventBus'
let touchDot = 0
Component({
  /**
   * 组件的属性列表
   */
  properties: {
    menuButtonInfo: Object
  },

  /**
   * 组件的初始数据
   */
  data: {
    // 动画
    showTouch: true,
    animationData: {},

    activeIndex: -1,
    activeParam: [],
    tagCodes: [],
    isLoading:false,
    cateList: [],
    secondCateList: [],
    datalist: [],
    pageNum: 1,
    pageSize: 10,
    total: 0,
    query: '',
    sortType: '',
    catalogCode: "",
    scrollTop: 0
  },
  pageLifetimes: {
    show: function() {
      // 页面被展示
      console.log('组件被展示');
      eventBus.once('productDeBack', (info) => {
        const datalist = this.data.datalist
        datalist.forEach(item => {
          if(item.id === info.id){
            console.log(item)
            console.log(info)
            if(item.isCollection != info.isCollection){
              if(!item.isCollection){ 
                item.collectCount = (item.collectCount || 0)+1
              }else if(item.collectCount >0){
                item.collectCount = (item.collectCount || 0)-1
              }             
            }
            item.isCollection = info.isCollection
            item.viewCount =(item.viewCount||0) +1
          }
        })
        this.setData({ datalist })
      })
    },
  },
  attached() {
    this.getCatelist()
    var app = getApp()
    if (app.globalData.catalogCode) {
      this.setData({ catalogCode: app.globalData.catalogCode })
      setTimeout(() => {
        console.log('catalogCode', this.data.catalogCode)
        getApp().globalData.catalogCode = ''
      }, 2000)
    }
    this.animation = wx.createAnimation({
      duration: 600,
      timingFunction: 'ease',
    });
  },
  methods: {
    bindscrolltoupper() {
      this.setData({ showTouch: true })
      this.fadeIn();
    },
    touchstart(e){
      touchDot = e.detail.scrollTop;
    },
    touchmove(e) {
      var touchMove = e.detail.scrollTop;
      if(touchMove - touchDot > 24){
        touchDot = touchMove
        this.fadeOut();
      }
      if(touchDot - touchMove > 24){
        touchDot = touchMove
        setTimeout(() => {
          this.setData({ showTouch: true })
          this.fadeIn();
        }, 200)
      }
    },
    fadeIn: function () {
      this.animation.opacity(1).step();
      this.setData({
        animationData: this.animation.export()
      });
    },
    fadeOut: function () {
      this.animation.opacity(0).step();
      this.setData({
        animationData: this.animation.export()
      });
      setTimeout(() => {
        this.setData({ showTouch: false });
      }, 200); // 动画持续时间
    },
    getCatelist() {
      getCatalogList({
        catalogCode: 'product_intro'
      }).then(res => {
        if (res.data && res.data.length > 0) {
          this.setData({
            catalogCode: this.data.catalogCode || res.data[0].code,
            cateList: res.data
          })
          this.getTag()
          setTimeout(() => {
            this.getList()
          }, 300)
        }
      })
    },
    getTag() {
      const catalogCode = this.data.catalogCode
      getCataLogTagList({
        catalogCode
      }).then(res => {
        this.setData({
          secondCateList: res.data || [],
          activeParam: []
        })
      })
    },
    bindblur() {
      this.setData({ pageNum: 1, datalist: [], total: 0 })
      this.getList()
    },
    getList() {
      var that =this
      const { catalogCode, tagCodes, pageNum, pageSize, sortType, query } = this.data
      getZhongTaiProductPage({
        catalogCode, pageNum, pageSize, sortType, query, tagCodes
      }).then(res => {
        if (res.data && res.data.records) {
          this.setData({
            datalist: [...this.data.datalist, ...res.data.records],
            total: res.data.total
          })
        }
      }).finally(()=>{
        that.setData({isLoading:false})
      })
    },
    scrolltolower() {
      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'
        })
      }
    },
    cateClick(e) {
      var {isLoading} = this.data
      if(isLoading){
        return
      }
      this.setData({isLoading:true})
      const catalogCode = e.currentTarget.dataset.code
      this.setData({ catalogCode, tagCodes: [] })
      this.setData({ pageNum: 1, datalist: [], total: 0 })
      this.getTag()
      this.getList()
    },
    statusChange(e) {
      const sortType = e.currentTarget.dataset.status
      this.setData({ sortType })
      this.setData({ pageNum: 1, datalist: [], total: 0 })
      this.getList()
    },
    handleDetail(e) {
      const id = e.currentTarget.dataset.id
      wx.navigateTo({
        url: '/pages/detailDis/product?id=' + id,
      })
    },
    tagClick(e) {
      const code = e.currentTarget.dataset.code
      const paramIndex = e.currentTarget.dataset.index
      const {
        secondCateList,
        tagCodes,
        activeParam,
        activeIndex
      } = this.data
      // 点击子标签
      console.log('openRelLabel', secondCateList[activeIndex].openRelLabel);
      if (secondCateList[activeIndex].openRelLabel) {
        if (secondCateList[activeIndex].tempParamRelIndex == null || secondCateList[activeIndex].tempParamRelIndex != paramIndex) {
          secondCateList[activeIndex].tempParamRelIndex = paramIndex
          secondCateList[activeIndex].tempParamRelCode = code
          secondCateList[activeIndex].tempParamRelName = activeParam[paramIndex].labelValueName
        } else {
          secondCateList[activeIndex].tempParamRelIndex = -1
          secondCateList[activeIndex].tempParamRelCode = ''
          secondCateList[activeIndex].tempParamRelName = ''
        }
        console.log('secondCateList', secondCateList);
      } else {
        // 点击父标签
        const relLabel = secondCateList[activeIndex].valueVos[paramIndex].relLabel || []
        if (relLabel.length > 0 && relLabel[0].labelCode) {
          secondCateList[activeIndex].relLabel = relLabel[0]
        }else{
          secondCateList[activeIndex].relLabel = null
        }
        secondCateList[activeIndex].tempParamRelIndex = -1
        secondCateList[activeIndex].tempParamRelCode = ''
        secondCateList[activeIndex].tempParamRelName = ''
        if (secondCateList[activeIndex].tempParamIndex == null || secondCateList[activeIndex].tempParamIndex != paramIndex) {
          secondCateList[activeIndex].tempParamIndex = paramIndex
          secondCateList[activeIndex].tempParamCode = code
          secondCateList[activeIndex].tempParamName = activeParam[paramIndex].labelValueName
        } else {
          secondCateList[activeIndex].tempParamIndex = -1
          secondCateList[activeIndex].tempParamCode = ''
          secondCateList[activeIndex].tempParamName = ''
        }
      }
      this.setData({
        tagCodes,
        secondCateList
      })
    },
    changeShowParams(e) {
      const {
        secondCateList,
        activeParam
      } = this.data
      const activeIndex = e.currentTarget.dataset.index
      const type = e.currentTarget.dataset.type || ''
      // console.log('activeIndex', activeIndex);
      // 针对有子集的label
      if (type && type == 'child') {
        if (secondCateList[activeIndex].openRelLabel) {
          secondCateList[activeIndex].openRelLabel = false
          this.setData({
            activeIndex,
            activeParam: [],
            secondCateList
          })
        } else {
          secondCateList[activeIndex].openRelLabel = true
          this.setData({
            activeParam: secondCateList[activeIndex].relLabel.valueVos,
            secondCateList,
            activeIndex
          })
        }
        return
      }
      // 非子集的label
      secondCateList[activeIndex].openRelLabel = false
      this.setData({ secondCateList })
      if (activeIndex === this.data.activeIndex && activeParam.length > 0) {
        this.setData({
          activeIndex: -1,
          activeParam: []
        })
      } else {
        this.setData({
          activeIndex,
          activeParam: secondCateList[activeIndex].valueVos
        })
      }
    },
    cancelParam() {
      const {
        secondCateList
      } = this.data
      secondCateList.forEach(item => {
        item.tempParamIndex = item.paramIndex
        item.tempParamName = item.paramName
        item.tempParamCode = item.paramCode
        item.relLabel = null
        item.openRelLabel = false
        item.tempParamRelIndex = null
        item.tempParamRelCode = null
        item.tempParamRelName = null
      })
      // this.setData({ tagCodes: [], activeParam: [], secondCateList, activeIndex: -1 }) 
      this.setData({
        activeParam: [],
        activeIndex: -1,
        secondCateList
      })
    },
    subParam() {
      const {
        secondCateList
      } = this.data
      var codes = []
      secondCateList.forEach(item => {
        item.paramIndex = item.tempParamIndex
        item.paramName = item.tempParamName
        item.paramCode = item.tempParamCode
        item.openRelLabel = false
        if(item.tempParamRelIndex > -1 && item.tempParamRelCode){
          return codes.push(item.tempParamRelCode)
        }
        if (item.paramIndex > -1 && item.tempParamCode) {
          codes.push(item.paramCode)
        }
      })
      this.setData({
        tagCodes: codes
      })
      this.setData({
        pageNum: 1,
        activeParam: [],
        activeIndex: -1,
        datalist: [],
        total: 0
      })
      this.getList()
    },
  }
})