shibeirencai_wechat/pages/topics/interactive/topicArticle/index.js

// pages/topics/interactive/article/index.js
import dayjs from '../../../../utils/dayjs/index.js'
import relativeTime from '../../../../utils/dayjs/relativeTime.js'
dayjs.extend(relativeTime);
import { TopicModel } from '../../../../models/topic.js'
let topicModel = new TopicModel()


Page({

  /**
   * 页面的初始数据
   */
  data: {
    title:String,
    time: String,
    groupAvator: String,
    author:String,
    company:String,
    position:String,
    detail: String,
    imgArr:[],
    comments:[],
    unStar: '/images/common/star.png',
    star: '/images/common/star_light.png',
    isStar:false,
    topicId:String,
    isCollect:Number,
    currPage: 1,
    commentList: [],
    unPraise: '/images/common/zan.png',
    praise: '/images/common/star_light.png'
  },

  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (options) {
    console.log(options.topicId)
    this.setData({
      topicId: options.topicId
    })
    this.fetchDetail()
    this.fetchDetailComment()
  },
  /**
   * 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.fetchDetailComment()
  },
  fetchDetail(){
    let topicId = this.data.topicId
    console.log('议题详情' + topicId)
    topicModel.getTopicDetail(topicId,res => {
      console.log(res)
      let data = res.result
      this.setData({
        topicId: data.id,
        isCollect: data.isCollect,
        title:data.title,
        time: data.createTime,
        groupAvator: data.groupAvator,
        author: data.author,
        company: data.company,
        position: data.position,
        detail:data.content,
        imgArr: data.images.split(";").slice(0, -1)
      })
      console.log(this.data.imgArr)
    })
  },
  fetchDetailComment(){
    let topicId = this.data.topicId
    let page = this.data.currPage
    topicModel.getTopicDetailComment(topicId,page,res => {
      console.log('议题评论')
      console.log(res)

      const datas = res.result.list
      let tempDatas = []
      datas.forEach(item => {
        tempDatas.push({
          isPraise: false,
          id:item.id,
          userIcon: item.commentAvator,
          userName: item.username,
          detail: item.comment,
          time: item.createTime,
          praiseNum: item.supportNum
        })
      })
      if (page == 1) {
        this.setData({
          commentList: tempDatas
        })
      } else {
        if (tempDatas.length > 0) {
          const list = [...this.data.commentList, ...tempDatas]
          this.setData({
            commentList: list
          })
        } else {
          const page = this.data.currPage - 1
          this.setData({
            currPage: page
          })
          wx.showToast({
            title: '已加载全部',
            icon: 'none'
          })
        }
      }
      console.log(this.data.commentList)
      wx.stopPullDownRefresh()
    })
  },
  fetchTopicCollect(){
    let topicId = this.data.topicId
    topicModel.topicCollect(topicId,res =>{
      console.log('收藏')
      console.log(res)
      if(res.code === 200){
        this.fetchDetail()
        wx.showToast({
          title: '收藏成功',
          icon: 'none'
        })
      }
    })
  },

  fetchTopicUnCollect(){
    let topicId = this.data.topicId
    topicModel.topicUnCollect(topicId, res => {
      console.log('取消收藏')
      console.log(res)
      if (res.code === 200) {
        this.fetchDetail()
        wx.showToast({
          title: '取消收藏',
          icon: 'none'
        })
      }
    })
  },

  fetchTopicCommentPraise(commentId){
    topicModel.topicCommentPraise(commentId,res =>{
      console.log(res)
      if (res.code === 200) {
        wx.showToast({
          title: res.message,
          icon: 'none'
        })
        this.fetchDetailComment()
      }
    })
  },
  onClickCollect() {
    this.setData({
      isCollect: !this.data.isCollect
    })
    this.data.isCollect === true ? this.fetchTopicCollect() : this.fetchTopicUnCollect()
    // 收藏功能
  },

  onClickPraise(e){
    console.log(e)
    const sIndex = e.currentTarget.dataset.index
    var selectItem = e.currentTarget.dataset.item
    const commentList = this.data.commentList
    const tempList = []
    commentList.forEach( (item,index)=>{
      if (sIndex === index){
        item.isPraise = !item.isPraise
      }
      tempList.push(item)
    })
    this.setData({
      commentList:tempList,
    })
    this.fetchTopicCommentPraise(selectItem.id)
    // 评论点赞
  },
  onTapComment(){

  },
  previewImg: function (e) {
    console.log(e.currentTarget.dataset.index);
    var index = e.currentTarget.dataset.index;
    var imgArr = this.data.imgArr;
    wx.previewImage({
      current: imgArr[index],     //当前图片地址
      urls: imgArr,               //所有要预览的图片的地址集合 数组形式
      success: function (res) { },
      fail: function (res) { },
      complete: function (res) { },
    })
  }
})