fohow_xcx/pages/projects/projects.js

var _request = require('../../utils/request.js')
Page({
  data: {
    projects_page: 1,
    projects_per_page: 5,
    projects_more: true,
    projects_change: false,
    projects: [],
    vershow: true,
    navData:[],
    currentTab: 0,
    navScrollLeft: 0,
    balance: 0,
    todaysend: Date.parse(new Date()) / 1000
  },
  onLoad: function () {
    this.getBalanceInfo()
    this.setData({
      vershow: getApp().globalData.vershow,
      currentTab: 0
      // currentTab: getApp().globalData.isshow
    })
    if (getApp().globalData.isupdate == true) {
      this.getType()
    }
    wx.getSystemInfo({
      success: (res) => {
        this.setData({
          windowWidth: res.windowWidth
        })
      }
    })
  },
  onShow: function () {
    if (getApp().globalData.isshow) {
      this.setData({
        currentTab: getApp().globalData.isshow,
        projects_more: true,
        projects_page: 1,
        projects_change: true,
      })
      this.getType()
    }
  },
  onUnload: function () {
    getApp().globalData.isshow = ''
    // this.setData({
    //   currentTab: 0,
    // })
  },
  onHide: function () {
    getApp().globalData.isshow = ''
    // this.setData({
    //   currentTab: 0,
    // })
  },
  onPullDownRefresh: function () {
    this.setData({
      projects_more: true,
      projects_page: 1,
      projects_change: true
    })
    this.getProjects()
    wx.stopPullDownRefresh()
  },
  onReachBottom: function () {
    if (this.data.projects_more) {
      var page = this.data.projects_page + 1
      this.setData({
        projects_page: page
      })
      this.getProjects()
    }
  },
  getType: function () {
    var that = this
    var url = 'v1/product/cats'
    var params = {}
    var success = function (res) {
      that.setData({
        navData: res.data
      })
      that.getProjects()
    }
    _request.$get(url, params, success)
  },
  getProjects: function () {
    var id = this.data.navData[this.data.currentTab].id
    if (!this.data.vershow) {
      id = 3
    }
    var that = this
    var url = 'v1/cat/' + id + '/products'
    var params = {
      page: this.data.projects_page,
      per_page: this.data.projects_per_page
    }
    var success = function (res) {
      if (that.data.projects_change) {
        that.setData({
          projects: [],
          projects_change: false
        })
      }
      var result = that.data.projects.concat(res.data.list || [])
      that.setData({
        projects: result
      })
      var listMore = res.data.list_count > that.data.projects.length
      that.setData({
        projects_more: listMore
      })
    }
    _request.$get(url, params, success)
  },
  toProject: function (val) {
    var id = val.currentTarget.dataset.val
    wx.navigateTo({
      url: '/pages/projects/project-detail/project-detail?id=' + id
    })
  },
  switchNav(event){
    var cur = event.currentTarget.dataset.current
    var singleNavWidth = this.data.windowWidth / 5
    this.setData({
        navScrollLeft: (cur - 2) * singleNavWidth
    })
    if (this.data.currentTab == cur) {
      return false
    } else {
      this.setData({
        currentTab: cur,
        projects_more: true,
        projects_page: 1,
        projects_change: true
      })
      this.getProjects()
    }
  },
  getBalanceInfo () {
    var that = this
    var url = 'v1/user/balance/info'
    var params = {
    }
    var success = function (res) {
      var result = res.data.total
      that.setData({
        balance: result
      })
    }
    _request.$get(url, params, success)
  },
  onShareAppMessage: function (val) {
    return _request.share({
      // path: '/pages/start/start?url=pages/projects/projects',
      sc: 'xcx_products'
    })
  }
})