//index.js
//获取应用实例
var app = getApp()
var networkUtil = require('../../utils/network_util.js')
var api = require('../../utils/apiFile.js')
var page
// 是否有更多
var hasMore
var isRefresh



Page({
  data: {
    // 搜索结果
    list: [],
    selectHide: false,
    inputValue: '',
    // 搜索词汇
    getSearch: [],
    modalHidden: true,
    searching:false,
    test:'',
    noData:'no'
  },
  
  onLoad: function () {
    var getSearch = wx.getStorageSync('searchData');
    this.setData({
      getSearch: getSearch.reverse(),
      inputValue: ''
    })    
  },
  /*-------------------- ----------*/
  // 设置缓存
  setSearchStorage: function () {
    let data;
    let localStorageValue = [];
    if (this.data.inputValue != '') {
      //调用API从本地缓存中获取数据
      var searchData = wx.getStorageSync('searchData') || []
      searchData.push(this.data.inputValue)
      wx.setStorageSync('searchData', searchData)
      this.setData({
        getSearch: searchData.reverse(),
      })
    } else {
      console.log('空白')
    }
  },
  // 加载数据
  loadData(text){
    var self = this
    isRefresh = true
    var param = { k: text, limit: 30, page:1}
    networkUtil.showLoading()
    networkUtil._get(api.search, param, function (res) {
      console.log('数据-----', 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
      var haveData = false
      if(arr.length == 0){
        haveData = true
      }
      self.setData({
        list: arr,
        hasMore: hasMore,
        category: temp,
        noData:haveData
      })
    }, function (res) {

    })
  },
  /*-------------------- 交互----------*/
  // 返回
  back: function () {
    wx.navigateBack({
    })
  },
  // 清除输入框
  clearInput: function () {
    this.setData({
      inputValue: '',
      list: [],
      searching: false,
      noData: false
    })
  },
  // 输入完成
  inputEnd:function(e){
    networkUtil.showLoading()
    this.setData({
      inputValue: e.detail.value,
      searching: true,
      list:[]
    })
    this.setSearchStorage()
    this.loadData(e.detail.value)
  },
  // 清除所有历史
  clearAll: function () {
    wx.setStorageSync('searchData', [])
    this.setData({
      getSearch: [],

    })
  },
  // 选择该项历史
  selectThis: function (e) {
    this.setData({
      inputValue: e.currentTarget.dataset.text,
      searching: true
    })
    this.loadData(e.currentTarget.dataset.text)
  },
  // 删除该项历史
  deletThis: function (e) {

    var data = this.data.getSearch
    data.splice(e.currentTarget.dataset.index,1)
    this.setData({
      getSearch: data
    })
  },
  inputText: function (e) {
    if (e.detail.value == ''){
      this.clearInput()
      return
    }
    this.setData({
      inputValue: e.detail.value
    })
  }
})