ztb-mini/pages/article/hot-index/index.js

// pages/stock/index.js
import { getPreferList } from "../../api/moment"
import { getAllFactoryList, getIndexInfoId } from "../../api/ztb"
const util = require('../../../utils/util')
const storage = require('../../../utils/storage')
const event = require('../../../utils/event.js')
const app = getApp()

Component({
  options: {
    addGlobalClass: true,
    multipleSlots: true
  },
  /**
   * 页面的初始数据
   */
  data: {
    height: app.globalData.safeFragmentHeight - 90,
    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 () {
      event.on('EventMessage', this, this.onEvent)
    },
    detached: function () {
      event.remove('EventMessage', this)
    }
  },
  methods: {
    onRestart: function () {
      if (!this.data.firstShow) {
        this.setData({ height: app.globalData.safeFragmentHeight - 90 })
        this.onRefreshList()
      }
      if(!this.data.noticeList.length && !this.data.status){
        this.fetchNoticeList()
      }
      this.data.firstShow = true
    },
    onEvent: function (message) {
      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(){
      if(app.globalData.userInfo){
        var recommendedString = storage.get('recommended' + app.globalData.userInfo.userId)
        if(!util.isEmpty(recommendedString)){
          this.setData({ factoryList: JSON.parse(recommendedString) })
          return
        }
      }
      getAllFactoryList().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]
      util.navigateTo('/pages/agent/factory/index?tabIndex=1&id=' + item.paperMillId)
    },
    toPaperList: function(){
      wx.navigateTo({ url: '/pages/moment/paper/index' })
    },
    //*************************************************momentList************************************************//
    onRefreshList: function () {
      if (this.data.requesting) {
        return
      }
      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
      getPreferList(this.data.form).then(result => {
        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 => {
        this.setData({ requesting: false })
      })
    },
    //*************************************************noticeList************************************************//
    fetchNoticeList: function(){
      if (this.data.loopRequesting) {
        return
      }
      this.data.loopRequesting = true
      getIndexInfoId().then(result => {
        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 => {
        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 })
    } 
  }
})