//articleLists.js 文章列表
// 网络请求工具类
var networkUtil = require('../../utils/network_util.js')
var api = require('../../utils/apiFile.js')
// 事件监听
var event = require('../../utils/event.js')
var page
// 是否有更多
var hasMore
var isRefresh
// 高危指导页面
var isRisk

Page({
  data: {
    list:[],
    id:0,
    category:''
  },
  onLoad: function (e) {
    this.data.id = e.id
    this.data.category = e.category
    // 数据初始化
    page = 1
    hasMore = true
    isRefresh = false
    isRisk = false

    wx.setNavigationBarTitle({
      title: e.category,
      success: function(res) {
      }
    })
    if(e.category == '高危精准指导'){
      isRisk = true
      this.requestRisk()
    } else {
      isRisk = false
      this.requestData()
    }
    // 监听事件
    event.on('listLikeChanged', this, function(data) {
      var artList = this.data.list
      artList[parseInt(data.articleIdIndex)].likeCount ++
      this.setData({
        list : artList
      });
    })
  },
  onUnload: function() {
    // 移除监听
    event.remove('listLikeChanged', this);
  },
  /*---------事件处理函数--------*/
  bindViewTap: function() {
    wx.navigateTo({
      url: '../home/home'
    })
  },
  // 加载更多
  loadMore:function(e){
    if(!hasMore || isRefresh == true){
      return
    }
    page ++
    if(isRisk == true){
      this.requestRisk()
    } else {
      this.requestData()
    }
  },
  // 下拉刷新回调接口
  onPullDownRefresh: function() {
    page = 1; 
    hasMore = true
    // 网络请求，重新请求一遍数据
    this.requestData();
  },
  myScroll:function(e){
    if(e.detail.scrollTop >= e.detail.scrollHeight-wx.getSystemInfoSync().windowHeight - 3){
      this.loadMore()
    }
  },
  /*---------自定义函数--------*/
  requestData(id){
    var self = this
    isRefresh = true
    networkUtil.showLoading()
    var param = {page:page,limit:15,type:getApp().globalData.userInfo.status,categoryId:self.data.id}
    networkUtil._get(api.articleList,param,function(res){
      
      isRefresh = false
      var arr = []
      if(page > 0) {// 加载更多模式
        arr = self.data.list
      }
      if(res.data.data.length < 15){
        hasMore = false
      }
      arr = arr.concat(res.data.data)
      var temp = self.data.category
      self.setData({
        list:arr,
        hasMore : hasMore,
        category : temp
      })
    },function(res){
      isRefresh = false
    })
  },
  requestRisk(){
    var self = this
    isRefresh = true
    networkUtil.showLoading()
    var param = {page:page,limit:15}
    networkUtil._get(api.riskGuideList,param,function(res){
      console.log(res)
      isRefresh = false
      var arr = []
      if(page > 0) {// 加载更多模式
        arr = self.data.list
      }
      if(res.data.list.length < 15){
        hasMore = false
      }
      arr = arr.concat(res.data.list)
      var temp = self.data.category
      self.setData({
        list:arr,
        hasMore : hasMore,
        category : temp
      })
    },function(res){
      isRefresh = false
    })
    
  }
})