const app = getApp()
var util = require('../../utils/util.js');
var api = require('../../utils/service-api.js');

Page({
 
  /**
   * 页面的初始数据
   */
  data: {
    cates: [{ attrName: "全部", attrCode:""}],
    serviceList:[],
    cateIndex:0,
    offset: 0,
    limit:10,
  },

  /**
   * 选中分类
   */
  chooseCate:function(e){
    var index = e.currentTarget.dataset.index;
    this.setData({
      cateIndex:index,
      serviceList: [],
      offset: 0,
    });
    this.loadService();
  },

  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (options) {
    var _this=this;
    //加载分类
    util.request({
      api: api.productAttribute.getByCode + app.shopInfo.id+"/service",
      callback:function(data){
        var cates = _this.data.cates.concat(data.rows);
        _this.setData({
          cates: cates
        });
        _this.loadService();
      }
    });
  },

  loadService:function(){
    
    var _this = this;
    var categoryId = _this.data.cates[_this.data.cateIndex].attrId;

    var serviceList = _this.data.serviceList;

    util.request({
      api: api.goods.searchGoods,
      data: { categoryId: categoryId, isService: 1, offset: _this.data.offset,limit:_this.data.limit},
      callback:function(data){
        for (var i = 0; i < data.rows.length; i++) {
          serviceList.push(data.rows[i])
        }
        _this.setData({
          serviceList: serviceList,
        });
      }
    });
  },

  // 上拉加载
  onReachBottom: function () {
    var _this = this;
    var offset = _this.data.offset;
    var limit = _this.data.limit;
    _this.setData({
      offset: offset + limit
    });
    this.loadService();
  },


  chooseService:function(e){
    var index=e.currentTarget.dataset.index;
    var service =this.data.serviceList[index];
    wx.setStorageSync('chooseService', service);
    wx.navigateBack({
      delta: 1,
    });
  
    

  },

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

  },

  /**
   * 生命周期函数--监听页面显示
   */
  onShow: function () {

  },

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

  },

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

  },

  /**
   * 页面相关事件处理函数--监听用户下拉动作
   */
  onPullDownRefresh: function () {

  },

   

  /**
   * 用户点击右上角分享
   */
  onShareAppMessage: function () {

  }
})