wxd / MShopWeApp

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

Page({
    data: {
        url: t.globalData.setting.url,
        resourceUrl: t.globalData.setting.resourceUrl,
        requestData: null,
        checkAllToggle: 0,
        total_fee:0,
        allsto:null,
        imgUrl:t.globalData.setting.imghost,
    },
    onLoad: function() {

        wx.setNavigationBarTitle({ title: "购物车",})

        var a = this;
        t.auth.hadAuth() && t.getUserInfo(function() {
            a.getCardList();
        });
    },
    onShow: function() {
        this.getCardList();
    },

   //-------------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();}        
  },
  //-----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) {
        console.log("333");
        console.log(th.data.allsto);        
         
        //按门店分类的数组
        var arr = new Array();
        var carr = su.data.data.pageData;
        for (var i = 0; i < carr.length; i++) {
          var item = carr[i];
          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);
          }
        }

        console.log("1212");
        console.log(arr);

        th.setData({
            requestData: arr,
        }),
        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) {
        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
            };
          this.postCardList(e, t.currentTarget.dataset.item, t.currentTarget.dataset.pitems);
        }
    },
    //-------------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,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;
        }
      }

      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;
          e.setData({
             total_fee: tfeel.toFixed(2),
          });
      }else{
          e.setData({
            checkAllToggle: !e.data.checkAllToggle,
            total_fee: tfeel.toFixed(2),
          });
      }
    },

    //------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;
       var sele = this.data.requestData[pitems].selected;

       var isok = 1, fir = 0, iarr = item;
       if (!sele && item.length > 0 ){

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

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

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

    //----------------------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, {
              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, });
                        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 });
                       return false;
                    }

                   if(goodsinfo.prom_type==1){
                       //读取秒杀
                       rq.get("/api/ms/flash_sale/getFlashSaleOne/" + oo.stoid + "/" + goodsinfo.prom_id, {
                           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 });
                                   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 });
                                   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 });
                                   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.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;
                             }

                              for (var i = 0; i < g_arr.length;i++){
                                  if (g_arr[i].goods_id==val.goods_id){
                                        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){
                      if (gname.length > 10) {
                        gname = gname.substr(0, 10); gname+="...";
                      }
                      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",
      })
    }
  }

});