shibeirencai_wechat/pages/home/index.js

//index.js
import dayjs from '../../utils/dayjs/index.js'
import relativeTime from '../../utils/dayjs/relativeTime.js'
dayjs.extend(relativeTime);
import { HomeModel } from '../../models/home.js'
let homeModel = new HomeModel()
Page({
  data: {
    loading: true,
    currPage: 1,
    banners: [],
    hots: [],
    list: []
  },
  onLoad: function () {
    homeModel.fetchAuthToken(res => {
      console.log('Home获取token成功后再请求数据')
      this.fetchHomeList()
      this.fetchHomeBanner()
      this.fetchHomeHot()
    })
  },
  /**
 * 页面相关事件处理函数--监听用户下拉动作
 */
  onPullDownRefresh: function () {
    this.setData({
      currPage: 1,
    })
    this.fetchHomeList()
    this.fetchHomeBanner()
    this.fetchHomeHot()
    wx.vibrateShort({
      success () {
        console.log('震动')
      }
    })
  },

  /**
   * 页面上拉触底事件的处理函数
   */
  onReachBottom: function () {
    const page = this.data.currPage + 1
    this.setData({
      currPage: page
    })
    this.fetchHomeList()
  },
  // 获取首页列表
  fetchHomeList () {
    let page = this.data.currPage
    homeModel.getHomeList(page, res => {
      this.setData({
        loading: false
      })
      console.log('啦啦啦')
      const datas = res.list
      let tempDatas = []
      datas.forEach(item => {
        tempDatas.push({
          id: item.id,
          title: item.title,
          image: item.titlePic,
          showTop: item.isTop == 1 ? true : false,
          time: dayjs(item.createTime).toNow(),
          readed: item.isRead == 0 ? false : true
        })
      })
      if (page == 1) {
        this.setData({
          list: tempDatas
        })
      } else {
        if (tempDatas.length > 0) {
          const list = [...this.data.list, ...tempDatas]
          this.setData({
            list: list
          })
        } else {
          const page = this.data.currPage - 1
          this.setData({
            currPage: page
          })
          wx.showToast({
            title: '已加载全部',
            icon: 'none'
          })
        }
      }
      console.log(res)
      wx.stopPullDownRefresh()
    })
  },
  fetchHomeBanner () {
    homeModel.getHomeBanner(res => {
      console.log('Banner')
      console.log(res)
      const datas = res.list
      let tempBanners = []
      datas.forEach(item => {
        tempBanners.push({
          id: item.id,
          image: item.titlePic,
          title: item.title
        })
      })
      this.setData({
        banners: tempBanners
      })
    })
  },
  fetchHomeHot () {
    homeModel.getHomeHot(res => {
      console.log('Hot')
      console.log(res)
      const datas = res.list
      let tempHots = []
      datas.forEach(item => {
        tempHots.push({
          id: item.id,
          title: item.title
        })
      })
      this.setData({
        hots: tempHots
      })
    })
  },
  // Banner/Hot/List事件
  tapSwiperItem (e) {
    console.log(e.detail)
    this.gotoArticePage(e.detail.id)
  },
  tapFocusItem (e) {
    console.log(e.detail)
    this.gotoArticePage(e.detail.id)
  },
  clickListItem (e) {
    console.log(e.detail)
    const {id, index} = e.detail
    this.gotoArticePage(id)
  },
  gotoArticePage (id) {
    wx.navigateTo({
      url: `/pages/article/index?id=${id}`,
    })
  }
})