my_loan/htmldev/shiningWxMini/pages/news/news.js

const pages = require('../../mixin/pages')
const { postFollowUser, postAddComment, postGood } = require('./api/index')
const app = getApp()

Page({

  /**
   * 页面的初始数据
   */
  data: {
    ...pages.data(),
    listUrl: '/api/user/track/list',
    searchForm: {
      'key_words': ''
      // 'follow_type': 1
    },
    nav: [
      {
        name: '推荐',
        value: '1'
      },
      {
        name: '关注',
        value: '2'
      }
    ],
    active: '1',
    booLock: false,
    autoFocus: false,
    inputBoxStyle: 'bottom:0;',
    form: {
      track_comment: '' //  评论内容
    },
    placeholderText: '评论',
    booPopop: false
  },
  currentItem: {}, // 当前选中的动态
  ...pages.methods,

  /**
   * 生命周期函数--监听页面加载
   */
  onLoad(options) {
    this.fetchOrderList()
  },

  /**
   * 生命周期函数--监听页面初次渲染完成
   */
  onReady() {

  },

  /**
   * 生命周期函数--监听页面显示
   */
  onShow() {
    this.getTabBar().init()
  },

  /**
   * 生命周期函数--监听页面隐藏
   */
  onHide() {

  },

  /**
   * 生命周期函数--监听页面卸载
   */
  onUnload() {

  },

  /**
   * 页面相关事件处理函数--监听用户下拉动作
   */
  onPullDownRefresh() {
    if (this.data.freshing) {
      return
    }
    this.setData({
      freshing: true
    })
    this.bindCallBack()
  },

  /**
   * 页面上拉触底事件的处理函数
   */
  onReachBottom() {
    this.fetchOrderList()
  },
  bindCallBack() {
    this.refreshOrderList()
  },
  handleNav(e) {
    const { value } = e.detail
    const searchForm = JSON.parse(JSON.stringify(this.data.searchForm))
    if (value === '1' && searchForm.hasOwnProperty('follow_type')) {
      delete searchForm.follow_type
    } else if (value === '2') {
      searchForm.follow_type = 1
    }

    this.setData({
      active: value,
      searchForm: searchForm
    }, () => {
      this.refreshOrderList()
    })
  },
  // 关注
  async followUser(e) {
    const { item, index } = e.target.dataset
    const type = item.follow_status === 1 ? 2 : 1

    this.setData({
      booLock: true
    })
    try {
      const { status, msg } = await postFollowUser(item.shop_id, type)
      if (status) {
        wx.showToast({
          title: item.follow_status === 1 ? '已取消关注' : '已关注',
          icon: 'none'
        })
        this.refreshOrderList()
      } else {
        wx.showToast({
          title: msg,
          icon: 'none'
        })
      }
    } catch (err) {}

    this.setData({
      booLock: false
    })
  },
  showPopop(e) {
    const { item, index } = e.currentTarget.dataset

    this.currentItem = {
      ...item,
      _index: index
    }

    this.setData({
      booPopop: true
    })

    const timer = setTimeout(() => {
      clearTimeout(timer)
      this.setData({
        autoFocus: true
      })
    }, 500)
  },
  hidePopop() {
    this.setData({
      booPopop: false
    })
  },
  handleFocus(event) {
    const height = event.detail.height
    this.setData({ inputBoxStyle: `bottom:${height}px;` })
  },
  handleBlur() {
    this.setData({ inputBoxStyle: `bottom:0;` })
  },
  setComment(event) {
    const { value } = event.detail

    this.setData({
      'form.track_comment': value.trim()
    })
  },
  // 评论
  async addComment() {
    const { track_comment } = this.data.form
    const postData = {
      'track_id': this.currentItem.id,
      'track_comment': track_comment
    }

    if (!track_comment) {
      wx.showToast({
        title: '请输入评论内容',
        icon: 'none'
      })
      return
    }

    if (this.data.booLock) {
      return
    }

    this.setData({
      booLock: true
    })
    try {
      const { status, msg } = await postAddComment(postData)
      if (status) {
        wx.showToast({
          title: '已评论',
          icon: 'none'
        })

        this.refreshOrderList()

        this.setData({
          'form.track_comment': '',
          booPopop: false
        })
      } else {
        wx.showToast({
          title: msg,
          icon: 'none'
        })
      }
    } catch (err) {}

    this.setData({
      booLock: false
    })
  },
  // 点赞、取消点赞
  async trackGood(e) {
    const { item, index } = e.currentTarget.dataset
    const postData = {
      'track_id': item.id,
      'type': item.good_status === 0 ? 1 : 2 // 类型(1点赞2取消点赞)
    }

    if (this.data.booLock) {
      return
    }

    this.setData({
      booLock: true
    })
    try {
      const { status, msg } = await postGood(postData)
      if (status) {
        wx.showToast({
          title: item.good_status === 0 ? '已点赞' : '已取消点赞',
          icon: 'none'
        })
        this.setData({
          ['listData[' + index + '].good_status']: item.good_status === 0 ? 1 : 0,
          ['listData[' + index + '].good_count']: item.good_status === 0 ? item.good_count + 1 : item.good_count - 1
        })
      } else {
        wx.showToast({
          title: msg,
          icon: 'none'
        })
      }
    } catch (err) {}

    this.setData({
      booLock: false
    })
  },
  jumpAddNews() {
    wx.navigateTo({
      url: '/pages/addNews/addNews'
    })
  },
  handlePreviewImage(e) {
    const { imgs, index } = e.currentTarget.dataset

    if (Array.isArray(imgs)) {
      wx.previewImage({
        urls: imgs,
        current: imgs[index]
      })
    }
  },
  jumpMyNews() {
    const { id } = app.globalData.userInfo

    wx.navigateTo({
      url: '/pages/myNews/myNews?user_id=' + id
    })
  }
})