// pages/stock/index.js
const request = require('../../../utils/request') //导入模块
const util = require('../../../utils/util')
const storage = require('../../../utils/storage')
const math = require('../../../utils/math')
const event = require('../../../utils/event.js')
var wxCharts = require('../../../utils/wxcharts.js')
const app = getApp()
var lineChart = null
const colors = ['#FF4229', '#FFAD2A', '#297BFF', '#29FF46', '#AD29FF']

Component({
  options: {
    addGlobalClass: true,
    multipleSlots: true
  },
  /**
   * 页面的初始数据
   */
  data: {
    height: app.globalData.safeFragmentHeight - 190,
    chartList: null,
    momentList: [],
    requesting: false,
    finished: false,
    idList: '',
    form: {
      pageNum: 1
    },
    noticeList: [],
    loopIndex: 0,
    noticeIndex: 0,
    loopRequesting: false,
    content: '',
    factoryList: []
  },
  lifetimes: {
    // 生命周期函数，可以为函数，或一个在methods段中定义的方法名
    attached: function () {
      this.setData({ height: app.globalData.safeFragmentHeight - 190 })
      event.on('EventMessage', this, this.onEvent)
    },
    detached: function () {
      event.remove('EventMessage', this)
    }
  },
  methods: {
    onRestart: function () {
      if (!this.data.firstShow) {
        // this.fetchChartList()
        
        this.onRefreshList()
      }
      if(!this.data.noticeList.length && !this.data.status){
        this.fetchNoticeList()
      }
      this.data.firstShow = true
    },
    onEvent: function (message) {
      if (message.what == 502) {
        // this.fetchChartList()
      } else if (message.what == 505) {
        // 纸厂排队的纸厂选择
        this.fetchFactoryList()
      } else if (message.what == 570 || message.what == 571 || message.what == 572 || message.what == 573) {
        // 帖子发布刷新
        this.onRefreshList()
      }
    },
    //***********************************参与纸厂讨论*****************************************//
    fetchFactoryList: function(){
      var recommendedString = storage.get('recommended' + app.globalData.userInfo.userId)
      if(!util.isEmpty(recommendedString)){
        this.setData({ factoryList: JSON.parse(recommendedString) })
        return
      }
      // /recycle-service/get/paper-mill-list
      request.get('/recycle-service/get/all-paper-mill').then(result => {
        result.data.sort((a, b)=> b.isRecommended - a.isRecommended)
        this.setData({ factoryList: result.data.slice(0, 8) })
      })
    },
    toFactoryList: function(){
      wx.navigateTo({ url: '/pages/article/factory/index' })
    },
    toFactory: function(e){
      var item = this.data.factoryList[e.currentTarget.dataset.index]
      wx.navigateTo({ url: '/pages/agent/factory/index?tabIndex=1&id=' + item.paperMillId })
    },
    toPaperList: function(){
      wx.navigateTo({ url: '/pages/moment/paper/index' })
    },
    //***********************************fetchChartList*****************************************//
    // fetchChartList: function(){
    //   var cateIds = storage.get('cateIdList' + app.globalData.userInfo.userId)
    //   if(!util.isEmpty(cateIds)){
    //     this.data.idList = cateIds
    //   }
    //   request.get('/information-center/getPaperCategoryPrice', {idList: this.data.idList}).then(result => {
    //     //成功回调
    //     if(result.data.length <= 0){
    //       return
    //     }
    //     var respList = result.data
    //     var categoriesList = []
    //     var serieList = []
    //     var min = Number.MAX_VALUE
    //     var max = 0
    //     for (let index = 0; index < respList.length; index++) {
    //       const element = respList[index]
    //       var dataList = []
    //       if(index == 0){
    //         element.list.forEach(item => {
    //           categoriesList.push(item.data.substring(5))
    //           var price = math.times(item.unitPrice, 1000)
    //           if(min > price){
    //             min = price
    //           }
    //           if(max < price){
    //             max = price
    //           }
    //           dataList.push(price)
    //         })
    //       } else {
    //         element.list.forEach(item => {
    //           var price = math.times(item.unitPrice, 1000)
    //           if(min > price){
    //             min = price
    //           }
    //           dataList.push(price)
    //         })
    //       }
    //       var series = {
    //         name: element.list[0].name,
    //         data: dataList,
    //         format: function (val, name) {
    //           return val + '元/吨'
    //         },
    //         color: colors[index]
    //       }
    //       serieList.push(series)
    //     }
    //     this.setData({ chartList: { categories: categoriesList, serieList: serieList } })
    //     // if(min < 50){
    //     //   min = 50
    //     // }
    //     this.initChart(min - 50, max + 50)
    //   })
    // },
    // touchHandler: function (e) {
    //   if(lineChart){
    //     lineChart.scrollStart(e)
    //   }
    // },
    // moveHandler: function (e) {
    //   if(lineChart){
    //     lineChart.scroll(e)
    //   }
    // },
    // touchEndHandler: function (e) {
    //   if(lineChart){
    //     lineChart.scrollEnd(e)
    //     lineChart.showToolTip(e, {
    //       format: function (item, category) {
    //         return category + ' ' + item.name + ':' + item.data
    //       }
    //     })
    //   }
    // },
    // initChart: function (min, max) {
    //   lineChart = new wxCharts({
    //     canvasId: 'lineChart',
    //     type: 'line',
    //     categories: this.data.chartList.categories,
    //     animation: false,
    //     title: { name: '纸品单价 (元/吨)' },
    //     series: this.data.chartList.serieList,
    //     xAxis: { disableGrid: false },
    //     yAxis: {
    //       // title: '纸品单价 (元/吨)',
    //       format: function (val) {
    //         return val
    //       },
    //       min,
    //       max
    //     },
    //     width: 350,
    //     height: 200,
    //     dataLabel: false,
    //     dataPointShape: 'circle',
    //     enableScroll: true,
    //     extra: { lineStyle: 'curve' }
    //   }, this)
    // },
    //*************************************************momentList************************************************//
    onRefreshList: function () {
      this.setData({
        momentList: [],
        factoryList: [],
        ['form.pageNum']: 1,
        finished: false
      })
      this.fetchFactoryList()
      this.fetchMomentList()
    },
    fetchMomentList: function(){
      if (this.data.requesting || this.data.finished) {
        return
      }
      this.data.requesting = true
      // /article/get/article-list 查询文章列表
      request.get('/information-center/article/get/Article-list/', this.data.form).then(result => {
        //成功回调
        if (result.data.records.length) {
          var respList = result.data.records
          let nowList = `momentList[${this.data.momentList.length}]`
          var num = this.data.form.pageNum
          var finished = this.data.form.pageNum >= result.data.pages
          this.setData({
            [nowList]: respList,
            ['form.pageNum']: (num + 1),
            finished,
            requesting: false
          })
        } else {
          this.setData({ finished: true,  requesting: false })
        }
      }).catch(err => {
        //异常回调
        this.setData({ requesting: false })
      })
    },
    lookItem: function(e){
      var item = this.data.momentList[e.currentTarget.dataset.page][e.currentTarget.dataset.index]
      wx.navigateTo({ url: '/pages/article/detail/index?id=' + item.id })
    },
    likeItem: function(e){
      var item = this.data.momentList[e.currentTarget.dataset.page][e.currentTarget.dataset.index]
      if(item.isLiked){
        util.showToast('请勿重复点赞')
        return
      }
      request.post('/information-center/like-or-cancel/post', {postId: item.id}).then(result => {
        this.setData({ 
          ['momentList[' + e.currentTarget.dataset.page + '][' + e.currentTarget.dataset.index + '].likeQuantity']: result.data.likeQuantity,
          ['momentList[' + e.currentTarget.dataset.page + '][' + e.currentTarget.dataset.index + '].isLiked']: 1
         })
      }).catch(error => {
        util.showToast(error)
      })
    },
    //*************************************************noticeList************************************************//
    fetchNoticeList: function(){
      if (this.data.loopRequesting) {
        return
      }
      this.data.loopRequesting = true
      request.get('/recycle-service/get/index-info-id').then(result => {
        //成功回调
        this.data.loopRequesting = false
        this.data.noticeList = result.data
        if(result.data && result.data.length){
          this.data.noticeIndex = 0
          this.data.loopIndex = 0
          this.setData({ content: result.data[0].title})
        }
      }).catch(err => {
        //异常回调
        this.data.loopRequesting = false
      })
    },
    onLoop: function(){
      if(!this.data.noticeList.length){
        this.data.loopIndex++
        if(this.data.loopIndex >= 600){
          this.fetchNoticeList()
        }
        return
      }
      this.data.noticeIndex++
      if(this.data.noticeIndex >= this.data.noticeList.length){
        this.data.loopIndex++
        this.data.noticeIndex = 0
      }
      if(this.data.loopIndex >= 60){
        this.fetchNoticeList()
      }
      this.setData({ content: this.data.noticeList[this.data.noticeIndex].title })
      this.notice = this.notice || this.selectComponent('#wux-notice-bar')
      this.notice.resetAnimation()
    },
    onClick: function(){
      wx.navigateTo({ url: '/pages/html/notice/index?id=' + this.data.noticeList[this.data.noticeIndex].id })
    } 
  }
})