// pages/mall/factory/index.js
import { getFactoryPriceDetail } from "../../api/ztb"
import { getPreferList } from "../../api/moment"
const event = require('../../../utils/event')
const util = require('../../../utils/util')
const app = getApp()

Page({
  /**
   * 页面的初始数据
   */
  data: {
    safeBottom: app.globalData.safeBottom,
    fragmentHeight: app.globalData.fragmentHeight - 90,
    height: app.globalData.fragmentHeight - 90,
    stickyTop: app.globalData.CustomBar,
    kg: app.globalData.kg,
    scrollTop: 0,
    toView: null,
    id: null,
    tabList: [ '报价信息', '讨论', '收货标准', '注意事项' ],
    tabIndex: 0,
    factoryDetail: null,
    cateIndex: 0,
    cateId: '',
    daytimes: '',
    momentList: [],
    requesting: false,
    finished: false,
    form: {
      pageNum: 1
    }
  },
  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (options) {
    this.setData({ 
      safeBottom: app.globalData.safeBottom,
      fragmentHeight: app.globalData.fragmentHeight - 90, 
      height: app.globalData.fragmentHeight, 
      kg: app.globalData.kg,
      stickyTop: app.globalData.CustomBar,
      daytimes: util.formatDate(new Date(), 'Y-M-D')
      // tabIndex: options.tabIndex ? parseInt(options.tabIndex) : 0
    })
    event.on('EventMessage', this, this.onEvent)
    if(options.id){
      this.data.id = options.id
      this.data.form.millPaperId = options.id
      wx.showLoading({ title: '加载中', mask: true })
      getFactoryPriceDetail(options.id).then(result => {
        //成功回调
        if(result.data.paperCategoryList && result.data.paperCategoryList.length){
          this.data.cateId = result.data.paperCategoryList[this.data.cateIndex].categoryId
        }
        this.setData({ factoryDetail: result.data })
        wx.hideLoading()
      }).catch(err => {
        //异常回调
        wx.hideLoading()
        util.showToast(err)
      })
    }
  },
  onEvent: function (message) {
    if (message.what == 570 || message.what == 571 || message.what == 572 || message.what == 573) {
      // 帖子发布刷新
      this.onRefreshList()
    }
  },
  onFixedChange: function({detail}){
    this.data.fixed = detail.fixed
  },
  onScroll: function({detail}) {
    this.setData({ scrollTop: detail.scrollTop })
  },
  stopTouchMove: function(e){
    return false
  },
  onTabChange: function({detail}){
    if(this.data.tabIndex == Number(detail.index)){
      return
    }
    if(this.data.fixed){
      this.setData({ tabIndex: parseInt(detail.index), toView: 'sticky' })
    } else {
      this.setData({ tabIndex: parseInt(detail.index) })
    }
    if(this.data.tabIndex == 1 && !this.data.momentList.length){
      this.fetchMomentList()
    }
  },
  checkTag: function(e){
    if(!e.currentTarget.dataset){
      return
    }
    if(!e.currentTarget.dataset.index && e.currentTarget.dataset.index != 0){
      return
    }
    if(this.data.cateIndex == e.currentTarget.dataset.index){
      return
    }
    this.setData({cateIndex : e.currentTarget.dataset.index})
  },
  saleGood: function(e){
    if(!app.globalData.userInfo){
      wx.navigateTo({ url: '/pages/login/index' })
      return
    }
    var item = this.data.factoryDetail.paperCategoryList[this.data.cateIndex]
    if(util.isEmpty(item.unitPrice)){
      util.showToast('该纸品暂无报价，无法卖货')
      return
    }
    wx.navigateTo({ url: '/pages/agent/edit/index?id=' + this.data.factoryDetail.paperMillId + '&categoryId=' + item.categoryId })
  },
  postMoment: function(){
    util.navigateTo('/pages/article/publish/index?factoryId=' + this.data.factoryDetail.paperMillId + '&name=' + this.data.factoryDetail.name)
  },
  //*************************************************momentList************************************************//
  onRefreshList: function () {
    this.setData({ momentList: [], ['form.pageNum']: 1, finished: false })
    this.fetchMomentList()
  },
  fetchMomentList: function(){
    if (this.data.requesting || this.data.finished) {
      return
    }
    this.setData({ requesting: true })
    getPreferList(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),
          requesting: false,
          finished
        })
      } else {
        this.setData({ finished: true, requesting: false })
      }
    }).catch(err => {
      //异常回调
      this.setData({ requesting: false })
    })
  },
  onShareAppMessage: function () {
    return {
      title: this.data.factoryDetail.name + '废纸报价',
      path: 'pages/index/index?url=/pages/agent/factory/index&key=id&value=' + this.data.factoryDetail.paperMillId
    }
  },
  toService: function(){
    wx.navigateTo({ url: '/pages/home/service/index'})
  },
  onUnload: function(){
    event.remove('EventMessage', this)
  }
})