wxd / MShopWeApp

var t = getApp(),
  a = t.request,
  oo = t.globalData.setting,
  app = getApp(),
  rq = t.request,
  ut = require("../../../utils/util.js");
var regeneratorRuntime = require('../../../utils/runtime.js');

Page({
  data: {
    url: t.globalData.setting.url,
    resourceUrl: t.globalData.setting.resourceUrl,
    iurl: t.globalData.setting.imghost,
    requestData: null,
    checkAllToggle: 0,
    total_fee: 0, //结算金额
    total_num: 0, //结算数量
    all_num: 0, //购物车中所有商品数量
    allsto: null,
    imgUrl: t.globalData.setting.imghost,
    is_has_flash: 0, //是否又秒杀活动
    is_edit: 0, //是否编辑
    is_load: 0, //是否已加载
    up_dating: 0, //更新中
    isreduce: 0, //商品数量是否可减
    isadd: 0, //是否可以加商品数量

    card_field:"",
  },

  onLoad: function() {
    wx.setNavigationBarTitle({
      title: "购物车",
    })
    var a = this;
    //判断是否有登陆
    t.auth.hadAuth() && t.getUserInfo(function() {
      a.getCardList();
    });
  },
  onShow: function() {
    var th = this;
    this.getCardList();
    if(getApp().globalData.user_id)  getApp().requestCardNum();
    //--获取是否又秒杀活动--
    getApp().request.promiseGet("/api/ms/flash_sale/spikepage", {
      data: {
        store_id: oo.stoid,
        timetype: 2,
        is_end: 0,
        is_show: 1,
        pageSize: 1
      },
    }).then(res => {
      if (res.data.code == 0 && res.data.data && res.data.data.pageData.length > 0) {
        th.setData({
          is_has_flash: 1
        })
      }
    });

  },

  //-------------获取购物车列表,要安装门店进行分类订单-----------
  getCardList: function() {
    var th = this;
    //如果门店还未读出来的时候
    if (th.data.allsto == null) {
      //读取门店
      app.get_allsto(function(e) {
        th.setData({
          allsto: e
        });
        th.get_cart();
      })
    } else {
      th.get_cart();
    }
	
	//要获取会员是不是等级会员
	getApp().getConfig2(function(conf){	
		//--- 看后台是不是有开通等级卡 ---
		if(conf.switch_list){
			   var s_list=JSON.parse(conf.switch_list);
			   //如果后台有开启等级价的功能
			   if(parseInt(s_list.rank_switch)==2){	   
				   var user=getApp().globalData.userInfo;				   
				   var str = user['card_expiredate'].replace(/-/g, '/');
				   var end = new Date(str);
				   end = Date.parse(end) / 1000;
				   var now = ut.gettimestamp();					   							  
				   //--- 判断是等级会员，且在有效期范围内 ---
				   if(user.card_field && now<end){
					   th.setData({card_field:user.card_field})
				   }	   
			   }
		}
	})
	
	
  },
  //-----真的获取购物车--------
  get_cart: function() {
    var th = this;
    var rd = Math.random().toString(36).substr(2, 15);
    getApp().request.get("/api/weshop/cart/list", {
      data: {
        user_id: app.globalData.user_id,
        rd: rd,
        store_id: oo.stoid,
        pageSize: 600
      },
      success: function(su) {
        //按门店分类的数组
        var arr = new Array(),
          carr = su.data.data.pageData;
        var all_num = 0;

        for (var i = 0; i < carr.length; i++) {
          var item = carr[i];
          all_num += item.goods_num;
          item.original_img = oo.imghost + item.original_img;
          item.selected = 0;

          var pcid = item.pick_id;
          var find = 0;
          //---------循环查找门店---
          if (arr.length > 0) {
            for (var j = 0; j < arr.length; j++) {
              if (arr[j].pid == pcid) {
                arr[j].goods.push(item);
                find = 1;
                break;
              }
            }
          }

          //------如果没有找到-----
          if (find == 0) {
            var pikname = '';
            //找到门店名称
            for (var k = 0; k < th.data.allsto.length; k++) {
              if (pcid == th.data.allsto[k].pickup_id) {
                pikname = th.data.allsto[k].pickup_name;
                break;
              }
            }
            var narr = new Array();
            narr.push(item);
            var ie = {
              pid: pcid,
              pname: pikname,
              goods: narr,
              selected: 0
            };
            arr.push(ie);
          }
        }

        th.setData({
            requestData: arr,
            all_num: all_num,
            is_load: 1,
            is_edit: 0
          }),
          th.doCheckAll(), wx.stopPullDownRefresh();
      }
    });
  },
  //删除商品
  delete_th_item: function(t) {
    var e = this;
    var a = rq;
    console.log(a);
    wx.showModal({
      title: "确定删除？",
      success: function(s) {
        if (s.confirm) {
          var r = t.currentTarget.dataset.cartid;
          var url = '/api/weshop/cart/del/' + oo.stoid + '/' + r;
          a.delete(url, {
            success: function(t) {
              e.getCardList();
            }
          });
        }
      }
    });
  },

  //-----------------点击输入修改商品数量---------------
  valueToNum: function(t) {
    var a = t.currentTarget.dataset.item;
    var b = t.currentTarget.dataset.pitems;
    a = this.data.requestData[b].goods[a];
    var e = a;
    if (a = isNaN(t.detail.value) || t.detail.value < 1 ? 1 : parseInt(t.detail.value)) {
      var s = {
        goods_num: a,
        goods_id: e.goods_id,
        id: e.id,
        store_id: oo.stoid
      };
      this.postCardList(s, t.currentTarget.dataset.item, t.currentTarget.dataset.pitems);
    }
  },

  //-------------加数量---------------------
  addNum: function(t) {
    if (this.data.up_dating == 1) return false;
    this.data.up_dating = 1;

    var a = t.currentTarget.dataset.item;
    var b = t.currentTarget.dataset.pitems;
    a = this.data.requestData[b].goods[a];

    if (a.goods_num<a.store_count) {
        var e = {
          goods_num: a.goods_num + 1,
          id: a.id,
          goods_id: a.goods_id,
          store_id: oo.stoid
        };
        isShowLoading: 0;
        this.postCardList(e, t.currentTarget.dataset.item, t.currentTarget.dataset.pitems);
    } else {
        wx.showModal({
          title: '提示',
          content: '购买的数量不能超出库存数量',
        });
        this.data.up_dating = 0;
    }
  },
  //-------------减数量---------------------
  subNum: function(t) {
    var a = t.currentTarget.dataset.item;
    var b = t.currentTarget.dataset.pitems;
    a = this.data.requestData[b].goods[a];

    if (a.goods_num - 1 < 0) return false;

    if (1 != a.goods_num) {
      var e = {
        goods_num: a.goods_num - 1,
        id: a.id,
        goods_id: a.goods_id,
        store_id: oo.stoid
      };
      this.postCardList(e, t.currentTarget.dataset.item, t.currentTarget.dataset.pitems);
    }
  },
  //---------------全选,全选的时候要判断是否门店的匹配方式一致--------------
  checkAll: function() {
    var e = this,
      dda = e.data.requestData,
      tfeel = 0,
      t_num = 0,
      text_arr = "";
    for (var i = 0; i < dda.length; i++) {
      var item = dda[i].goods;
      if (!e.data.checkAllToggle) {
        var txt = "requestData[" + i + "].selected";
        e.setData({
          [txt]: 0,
        });
      }
      var fir = 0;
      for (var j = 0; j < item.length; j++) {
        if (fir == 0) {
          fir = item[j].distr_type;
        } else {
          //如果同一门店有不同门店的商品，不能同一配送
          if (fir != item[j].distr_type && !e.data.checkAllToggle && item[j].distr_type != 0) {
            text_arr += item[j].goods_name + " ";
            break;
          }
        }
        var txt = "requestData[" + i + "].goods[" + j + "].selected"
        e.setData({
          [txt]: !e.data.checkAllToggle,
        })
        if (!e.data.checkAllToggle) {
          tfeel += item[j].goods_num * item[j].goods_price;
          t_num += item[j].goods_num;
        }
      }
    }

    if (text_arr != "") {
      wx.showModal({
        title: '提示',
        content: text_arr + '不能与门店中其他商品一起结算，配送方式不一致'
      });
      return false;
    } else {
      e.setData({
        checkAllToggle: !e.data.checkAllToggle,
        total_fee: tfeel.toFixed(2),
        total_num: t_num,
      });
    }
  },

  //------门店全选按钮，要判断是否门店的匹配方式一致---------
  check_th_all_item: function(ele) {
    var e = this,
      pitems = ele.currentTarget.dataset.pitems,
      item = this.data.requestData[pitems].goods,
      sele = this.data.requestData[pitems].selected;

    var isok = 1,
      fir = 0,
      iarr = item;
    if (!sele && item.length > 0) {
      for (var i = 0; i < iarr.length; i++) {
        if (iarr[i].distr_type != 0) {
          if (fir == 0) {
            fir = iarr[i].distr_type;
          } else {
            if (fir != iarr[i].distr_type && iarr[i].distr_type != 0) {
              isok = 0;
              break;
            }
          }
        }
      }
    }

    if (!isok) {
      wx.showModal({
        title: '提示',
        content: '同一门店自提和物流的商品不能同时结算'
      });
      return false;
    }

    for (var i = 0; i < item.length; i++) {
      var txt = "requestData[" + pitems + "].goods[" + i + "].selected";
      e.setData({
        [txt]: Number(!sele),
      });
    }
    var txt = "requestData[" + pitems + "].selected";
    e.setData({
      [txt]: Number(!sele),
    });
    this.doCheckAll();
  },

  //---------------单选，也要判断门店的配送方式是否一致--------------
  check_th_item: function(t) {
    var e = this,
      item = t.currentTarget.dataset.item,
      pitems = t.currentTarget.dataset.pitems;
    a = this.data.requestData[pitems].goods[item];
    var isok = 1,
      fir = 0;
    var iarr = e.data.requestData[pitems].goods;


    //当数量大于1，且是选择的时候
    if (iarr.length > 1 && !a.selected) {
      for (var i = 0; i < iarr.length; i++) {
        //---当不是本身选择项目----
        var sel = iarr[i].selected;
        if (iarr[i].distr_type != 0 && (sel || iarr[i].id == a.id)) {
          if (fir == 0) {
            fir = iarr[i].distr_type;
          } else {
            if (fir != iarr[i].distr_type && iarr[i].distr_type != 0) {
              isok = 0;
              break;
            }
          }
        }
      }
    }
    if (!isok) {
      wx.showModal({
        title: '提示',
        content: '同一门店自提和物流的商品不能同时结算'
      });
    } else {
      var txt = "requestData[" + pitems + "].goods[" + item + "].selected";
      e.setData({
        [txt]: Number(!a.selected),
      });
      this.doCheckAll();
    }
  },
  //----------检查是否全选---------
  doCheckAll: function() {
    var th = this,
      tfeel = 0,
      t_num = 0,
      ischeck = 1,
      car = this.data.requestData,
      all_num = 0;

    for (var a = 0; a < car.length; a++) {
      var item = car[a].goods,
        is_s_sele = 1;
      for (var c = 0; c < item.length; c++) {
        all_num += item[c].goods_num;
        if (item[c].selected == 0) {
          ischeck = 0;
          is_s_sele = 0;
        } else {
          tfeel += item[c].goods_num * item[c].goods_price;
          t_num += item[c].goods_num;
        }
      }

      var txt = "requestData[" + a + "].selected";
      th.setData({
        [txt]: Number(is_s_sele)
      });

    }
    this.setData({
      checkAllToggle: ischeck,
      total_fee: tfeel.toFixed(2),
      all_num: all_num,
      total_num: t_num
    });
  },

  //----------------------更新购物数量，加减,调用接口---------------------
  postCardList: function(t, item, pitem) {
    var e = this;
    var user_id = getApp().globalData.user_id;
    console.log('update');
    console.log(t);
    rq.get("/api/weshop/goods/get/" + oo.stoid + "/" + t.goods_id, {
      isShowLoading: 0,
      async success(d) {
        var limit = d.data.data.viplimited;
        var store_count = d.data.data.store_count;

        var goodsinfo = e.data.requestData[pitem].goods[item];
        var promgoodsbuynum = 0;
        var goodsbuynum = 0;

        //--要获得商品，该用户买了多少件,同步应用--
        await getApp().request.promiseGet("/api/weshop/ordergoods/getUserBuyGoodsNum", {
          data: {
            store_id: oo.stoid,
            user_id: user_id,
            goods_id: goodsinfo.goods_id,
            prom_type: goodsinfo.prom_type,
            prom_id: goodsinfo.prom_id
          },
        }).then(res => {
          var buy_num_data = res.data.data;
          if (buy_num_data.promgoodsbuynum) promgoodsbuynum = buy_num_data.promgoodsbuynum;
          goodsbuynum = buy_num_data.goodsbuynum;
        })

        var buyed_mum2 = t.goods_num + goodsbuynum;
        if (buyed_mum2 > limit && limit > 0) {
          wx.showModal({
            title: '提示',
            content: '购买数量超出商品限购'
          });
          var txt = "requestData[" + pitem + "].goods[" + item + "].goods_num";
          var cbuy = limit - buyed_mum;
          e.setData({
            [txt]: cbuy > 0 ? cbuy : 0,
          });
          e.doCheckAll();
          return false;
        }

        if (t.goods_num > store_count) {
          wx.showModal({
            title: '提示',
            content: '购买数量超出商品库存'
          });
          var txt = "requestData[" + pitem + "].goods[" + item + "].goods_num";
          e.setData({
            [txt]: store_count
          });
          e.doCheckAll();
          return false;
        }

        if (goodsinfo.prom_type == 1) {
          //读取秒杀
          rq.get("/api/ms/flash_sale/getFlashSaleOne/" + oo.stoid + "/" + goodsinfo.prom_id, {
            isShowLoading: 0,
            success: function(res_d) {
              var false_data = res_d.data.data;

              //--判断库存--
              if (t.goods_num > false_data.goods_num - false_data.buy_num) {
                wx.showModal({
                  title: '提示',
                  content: '购买数量超出活动库存'
                });
                var txt = "requestData[" + pitem + "].goods[" + item + "].goods_num";
                e.setData({
                  [txt]: false_data.goods_num - false_data.buy_num
                });
                e.doCheckAll();
                return false;
              }

              //--判断redis数量是否已经超出--
              if (t.goods_num > false_data.redisnum) {
                wx.showModal({
                  title: '提示',
                  content: '购买数量超出商品库存'
                });
                var txt = "requestData[" + pitem + "].goods[" + item + "].goods_num";
                e.setData({
                  [txt]: false_data.redisnum
                });
                e.doCheckAll();
                return false;
              }

              //--活动的限购是不是要判断--
              if (t.goods_num + promgoodsbuynum > false_data.buy_limit && false_data.buy_limit > 0) {
                wx.showModal({
                  title: '提示',
                  content: '购买数量超出秒杀限购'
                });
                var txt = "requestData[" + pitem + "].goods[" + item + "].goods_num";
                e.setData({
                  [txt]: false_data.false_data.buy_limit
                });
                e.doCheckAll();
                return false;
              }
              e.update_cart(t, pitem, item);
            }
          })
        } else {
          e.update_cart(t, pitem, item);
        }
      }
    });
  },

  //更新购物车
  update_cart: function(t, pitem, item) {
    var e = this;
    getApp().request.put("/api/weshop/cart/update", {
      data: t,
      success: function(ee) {
        var txt = "requestData[" + pitem + "].goods[" + item + "].goods_num";
        e.data.up_dating = 0
        e.setData({
          [txt]: t.goods_num,
        });
        e.doCheckAll();
      }
    });
  },

  //-------下拉刷新---------
  onPullDownRefresh: function(t) {
    this.getCardList();
  },

  //--------------去结算------------
  async checkout() {
    var glist = ""; //用逗号隔开的
    var map = new Map(); //使用map值键进行运算
    var map_limit = new Map(); //使用map值键进行存储限购
    var g_arr = new Array(); //已选的商品列表
    var user_id = getApp().globalData.user_id;
    var th = this;

    var ab = 0; //选中
    console.log('checkout');
    for (var i = 0; i < this.data.requestData.length; i++) {
      var i_arr = this.data.requestData[i].goods;
      for (var j = 0; j < i_arr.length; j++) {
        if (i_arr[j].selected) {
          //map 的key是不会重复，会覆盖，，
          var ie = {
            goods_id: i_arr[j].goods_id,
            id: i_arr[j].id,
            goods_price: i_arr[j].goods_price
          };
          g_arr.push(ie);
          if (map.has(i_arr[j].goods_id + "")) {
            var num11 = map.get(i_arr[j].goods_id + "");
            var num22 = parseInt(i_arr[j].goods_num) + parseInt(num11);
            map.set(i_arr[j].goods_id + "", num22);
          } else {
            map.set(i_arr[j].goods_id + "", i_arr[j].goods_num);
          }
          glist += i_arr[j].goods_id + ",";
          ab = 1;
        } else {
          rq.put("/api/weshop/cart/update", {
            data: {
              id: i_arr[j].id,
              selected: 0,
              store_id: oo.stoid
            },
            success: function(ee) {
              console.log(ee);
            }
          });
        }
      }
    }
    if (ab == 0) {
      t.my_warnning("未选择商品", 0, th);
      return false;
    }

    glist = glist.substring(0, glist.length - 1);
    //--取一下商品的限购  以及活动的限购，redis数量--
    rq.get("/api/weshop/goods/getGoodsListNum", {
      data: {
        goodsidlist: glist,
        store_id: oo.stoid
      },
      async success(ee) {
        console.log(ee);
        if (ee.data.code == 0) {
          var ddata = ee.data.data,
            isok = 1,
            gname = "",
            err = "";
          //--组装--
          for (var ij = 0; ij < ddata.length; ij++) {
            var val = ddata[ij];
            var obj = map_limit.get(val.goods_id + "");
            if (obj) continue;

            var promgoodsbuynum = 0;
            var goodsbuynum = 0;
            //--要获得商品，该用户买了多少件,同步应用--
            await getApp().request.promiseGet("/api/weshop/ordergoods/getUserBuyGoodsNum", {
              data: {
                store_id: oo.stoid,
                user_id: user_id,
                goods_id: val.goods_id,
                prom_type: val.prom_type,
                prom_id: val.prom_id
              },
            }).then(res => {
              var buy_num_data = res.data.data;
              if (buy_num_data.promgoodsbuynum) promgoodsbuynum = buy_num_data.promgoodsbuynum;
              goodsbuynum = buy_num_data.goodsbuynum;
            })
            var ie = {
              promgoodsbuynum: promgoodsbuynum,
              goodsbuynum: goodsbuynum
            };
            map_limit.set(val.goods_id + "", ie);
          }

          try {
            ddata.forEach(function(val, ind) {
              var num = map.get(val.goods_id + "");
              if (num <= 0) {
                isok = 0;
                gname = val.goods_name;
                throw "购买数量不能为0";
                return false;
              }
              if (num > val.store_count) {
                isok = 0;
                gname = val.goods_name;
                throw "超出库存";
                return false;
              }
              if (num > val.redisnum && val.redisnum) {
                isok = 0;
                gname = val.goods_name;
                throw "超出活动库存";
                return false;
              }
              if (num > val.goods_num - val.buy_num && val.goods_num) {
                isok = 0;
                gname = val.goods_name;
                throw "超出活动库存";
                return false;
              }

              var buyed = map_limit.get(val.goods_id + "");
              if (num + buyed.goodsbuynum > val.viplimited && val.viplimited > 0) {
                isok = 0;
                gname = val.goods_name;
                throw "超出商品限购";
                return false;
              }

              if (num + buyed.promgoodsbuynum > val.buy_limit && val.buy_limit > 0) {
                isok = 0;
                gname = val.goods_name;
                throw "超出活动限购";
                return false;
              }


              var card_field=th.data.card_field;
              for (var i = 0; i < g_arr.length; i++) {
                if (g_arr[i].goods_id == val.goods_id) {
		
				  //如果会员是等级会员,商品有等级价,且不是活动商品
				  if(card_field && val[card_field]>0 && (val.prom_type==0 || val.prom_type==3 || val.prom_type==4 || val.prom_type==5) ){
					    if (g_arr[i].goods_price != val[card_field]){
							  isok = 0;
					          gname = val.goods_name;
					          throw "商品价格已经变化";
						}   
				  }else{
            if (g_arr[i].goods_price != val.shop_price && g_arr[i].goods_price != val.prom_price) {
					    isok = 0;
					    gname = val.goods_name;
					    throw "商品价格已经变化";
					  }
				  }	
					
                 
                  rq.put("/api/weshop/cart/update", {
                    data: {
                      id: g_arr[i].id,
                      selected: 1,
                      store_id: oo.stoid
                    },
                    success: function(ee) {
                      console.log(ee);
                    }
                  });
                }
              }

            })
          } catch (e) {
            err = e;
          }
          if (isok == 0) {
            t.confirmBox(gname + ":" + err);
            return false;
          }
          wx.navigateTo({
            url: "/pages/cart/cart2/cart2"
          });
        }
      }
    });
  },

  //结算到最后一个商品
  set_last: function(ab, isok, gname) {
    if (isok == 0) {
      t.my_warnning(gname + "商品超出库存", 0, this);
    } else {
      ab ? wx.navigateTo({
        url: "/pages/cart/cart2/cart2"
      }) : t.my_warnning("还没有选中商品", 0, this);
    }
  },


  //图片失败，默认图片
  bind_bnerr2: function(e) {
    var _errImg = e.target.dataset.errorimg;
    var _errurl = e.target.dataset.url;
    var ii = _errurl.indexOf(oo.imghost);
    if (ii != -1) {
      this.setData({
        [_errImg]: oo.imghost + "/miniapp/images/default_g_img.gif",
      })
    }
  },
  //设置点击按钮为true或者false
  radio_chick: function(checked, num) {
    var th = this;
    var requestData = th.data.requestData;
  },

  //点击编辑后的效果
  edit_cart: function(e) {
    var type = parseFloat(e.currentTarget.dataset.type);
    this.setData({
      is_edit: type
    });
  },

  //--多个删除购物车商品---
  check_del: function() {
    var glist = ""; //用逗号隔开的
    var user_id = getApp().globalData.user_id;
    var th = this;

    var ab = 0; //选中
    for (var i = 0; i < this.data.requestData.length; i++) {
      var i_arr = this.data.requestData[i].goods;
      for (var j = 0; j < i_arr.length; j++) {
        if (i_arr[j].selected) {
          glist += i_arr[j].id + ",";
          ab = 1;
        }
      }
    }

    if (ab == 0) {
      t.my_warnning("未选择商品", 0, th);
      return false;
    }
    glist = glist.substring(0, glist.length - 1);
    //要删除购物车中的商品
    var url = '/api/weshop/cart/delIds/' + oo.stoid + '/' + user_id + "/" + glist;
    getApp().request.delete(url, {
      success: function(t) {
        th.getCardList();
      }
    });
  },
  //跳到首页
  goto: function(e) {
    wx.switchTab({
      url: '/pages/index/index/index',
    })
  }

});