SunjiApplet/pages/list/shopMeal.js

const app = getApp();
const myOrder = require("../../utils/myOrder.js");
Page({

  /**
   * 页面的初始数据
   */
  data: {
    nvabarData: {
      showCapsule: 1,
      white: true,
      address: ''
    },
    product: {},
    tempSuit: null,
  },

  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (options) {
    this.data.product = wx.getStorageSync("suitProduct");
    console.log(this.data.product);
    wx.setNavigationBarTitle({
      title: this.data.product.productName,
    })
    console.log(this.data.product);
    this.setData({
      product: this.data.product,
      color: app.globalData.color
    });
   this.handleMake();
  },

  /**
   * 搭配套餐
   */
  cy_tapSuitDetail: function (e) {
    var position = e.currentTarget.dataset.position;
    var index = e.currentTarget.dataset.index;
    var suitList = this.data.product.suitList[position];
    for (var item of suitList.list) {
      item.select = false;
    }
    var item = suitList.list[index];

    item.select = true;
    var product = this.data.product;
    var salePrice = this.cy_getTotalPrice();

    this.setData({
      product: product,
      salePrice: salePrice
    });
  },

  handleMake: function () {
    var product = this.data.product;

     //查看必选做法
     for (var i = 0; i < product.makeList.length; i++) {
      var item = product.makeList[i];
      if (item.list.length >= 1) {
        for (var j = 0; j < item.list.length; j++) {
          var itemitem = item.list[j];
          if (itemitem.isMustMake == 1) {
            item.list[0].checked = true;
          }
        }
      }
    }
    var suitList=product.suitList;
    if(suitList.length>=1){
      for(var i=0;i<suitList.length;i++){
        var suitItem=suitList[i];
        var suitItemList=suitItem.list;
        for(var j=0;j<suitItemList.length;j++){
          var product=suitItemList[j].product;
          var productMakeList=product.makeList;
          for(var k=0;k<productMakeList.length;k++){
            var productMakeListItem=productMakeList[k];
            var productMakeListItemList= productMakeListItem.list;
            for(var h=0;h<productMakeListItemList.length;h++){
              if(productMakeListItemList[h].isMustMake==1){
                productMakeListItemList[0].checked=true;
              }
            }
          }
        }
      }
    }
    var salePrice = this.cy_sumSalePrice();
    this.setData({
      salePrice: salePrice,
    })
  },

  /**
   * 销售价格
   */
  cy_sumSalePrice: function () {
    var product = this.data.product;
    var salePrice = product.price;

    for (var i = 0; i < product.suitList.length; i++) {
      var suitMap = product.suitList[i];
      for (var j = 0; j < suitMap.list.length; j++) {
        var suitDetail = suitMap.list[j];
        if (suitDetail.select) {
          salePrice += suitDetail.addPrice;
        }
      }
    }

    //做法加价
    var selectMakePrice = 0;
    var suitList = product.suitList;
    var addPrice=0;
    if (suitList) {
      if (suitList.length >= 1) {
        for (var i = 0; i < suitList.length; i++) {
          var suitItem = suitList[i];
          if (suitItem.list.length >= 1) {
            for (var j = 0; j < suitItem.list.length; j++) {
              var suitItemList = suitItem.list[j];
              var count=suitItemList.quantity;
              if(suitItemList.select){
                addPrice+=suitItemList.addPrice;
                suitItem.selectName=suitItemList.product.productName;
                suitItem.selectSpecName=suitItemList.product.specName;
                suitItem.quantity=suitItemList.quantity;
                var product=suitItemList.product;
                for(var h=0;h<product.makeList.length;h++){
                    var makeList=product.makeList[h].list;
                    for(var k=0;k<makeList.length;k++){
                       if(makeList[k].checked){
                        selectMakePrice = selectMakePrice + makeList[k].addPrice*count;
                       }
                    }
                }
              }
              }
            } 
        }
      }
    }

    if (selectMakePrice > 0) {
      salePrice = salePrice + selectMakePrice;
    }
    this.setData({addPrice:addPrice})

    return parseFloat(parseFloat(salePrice).toFixed(2));
  },

  // 选择做法
  cy_selectMake: function (e) {

    console.log(this.data.product);
    var index = e.currentTarget.dataset.index;
    var tempSuitList = this.data.product.suitList[index];
    var tempSuit;
    for (var suit of tempSuitList.list) {
      if (suit.select) {
        tempSuit = suit;
        this.data.tempSuit = suit;
        break;
      }
    }

    if (tempSuit.product.makeList.length == 0) {
      wx.showToast({
        title: tempSuit.product.productName + "~~没有做法",
        icon: "none"
      })
      return;
    }
    //查看必选做法
    for (var i = 0; i < tempSuit.product.makeList.length; i++) {
      var item = tempSuit.product.makeList[i];
      if (item.list.length >= 1) {
        for (var j = 0; j < item.list.length; j++) {
          var itemitem = item.list[j];
          if (itemitem.isMustMake == 1) {
            item.list[0].checked = true;
          }
        }
      }
    }

    var idsName = myOrder.cy_getIdsName(tempSuit.product);
    var salePrice = this.cy_getTotalPrice();

    this.setData({
      isMake: true,
      newSpecPrice: salePrice,
      shopName: tempSuit.product.productName,
      showNum: tempSuit.quantity,
      makeList: tempSuit.product.makeList,
    })

  },

  /**
   * 修改做法
   */
  cy_changeMake: function (e) {

    var x = e.currentTarget.dataset.x;
    var y = e.currentTarget.dataset.y;
    var tempSuit = this.data.tempSuit;

    var makeList = tempSuit.product.makeList[x];
    var selectMake = makeList.list[y];


      //当前做法多选选择做法的数量
      var currentMultiMark=0;
      if(selectMake.isRadio !=1){
        for (var i = 0; i < makeList.list.length; i++) {
          var make = makeList.list[i];
          if(make.checked){
            currentMultiMark++;
          }
        }
      }

    if (selectMake.isRadio == 1) { // 做法互斥
      for (var i = 0; i < makeList.list.length; i++) {
        var makeTemp = makeList.list[i];
        if (makeTemp.makeId == selectMake.makeId) {
          if(! makeTemp.checked){
            makeTemp.checked = !makeTemp.checked;
          }
        } else {
          makeTemp.checked = false;
        }
      }
    } else { // 做法多选
      for (var i = 0; i < makeList.list.length; i++) {
        var makeTemp = makeList.list[i];
        if (makeTemp.makeId == selectMake.makeId) {
          if(currentMultiMark>1){
            makeTemp.checked = !makeTemp.checked;
          }else{
            if(! makeTemp.checked){
              makeTemp.checked = !makeTemp.checked;
            }
          }
        }
      }
    }

    var salePrice = this.cy_getTotalPrice();
    this.setData({
      newSpecPrice: salePrice,
      makeList: tempSuit.product.makeList,
    })
  },

  /**
   * 计算合计金额
   */
  cy_getTotalPrice: function (e) {
    var salePrice = this.cy_sumSalePrice();
    return parseFloat(salePrice.toFixed(2));;
  },

  /**
   * 确认做法
   */
  cy_confirm: function (e) {
    console.log(e);
    var salePrice = this.cy_getTotalPrice();
    this.cy_hide();
    this.setData({
      salePrice: salePrice,
      product: this.data.product,
    })
  },

  /**
   * 加入购物车
   */
  cy_addCart: function () {
    var product = this.data.product;
    var salePrice = this.cy_sumSalePrice();
    var saleTotalPrice = this.cy_getTotalPrice();
    var tempProduct = JSON.parse(JSON.stringify(product));
    /**修改 套餐做法加价 */
    var addPriceTotal = (saleTotalPrice - salePrice).toFixed(2);
    tempProduct.addPriceTotal = parseFloat(addPriceTotal); // 做法加价

    //加价之前的原价
    if(this.data.addPrice){
      tempProduct.addPriceTotalConsumer=this.data.addPrice;
      tempProduct.addPriceOldPrice = parseFloat(parseFloat(product.price+this.data.addPrice).toFixed(2));
    }else{
      tempProduct.addPriceOldPrice = product.price;
    }
  
    tempProduct.specList[0].price = salePrice;
    tempProduct.specList[0].wprice = salePrice;

    tempProduct.count = 1;
    tempProduct.isSuit = 2;
    tempProduct.makeList = [];
    tempProduct.itemId = myOrder.getDaySeo(99);
    app.orderTicket.orderList.push(tempProduct);

    var totalAmount = 0; // 商品的总金额
    for (var i = 0; i < product.suitList.length; i++) {
      var suitList = product.suitList[i];
      for (var detail of suitList.list) {
        detail.isLast = false;
        if (i == product.suitList.length - 1) {
          detail.isLast = true;
        }

        if (detail.select) {
          var tempSpec = null;
          for (var spec of detail.product.specList) {
            if (detail.specId == spec.specId) {
              tempSpec = spec;
            }
          }
          totalAmount += (tempSpec.price + detail.addPrice) * detail.quantity;
        }
      }
    }

    totalAmount = parseFloat(totalAmount.toFixed(2)); // 保留两位小数
    var discountTotal = parseFloat((totalAmount - (salePrice * tempProduct.count)).toFixed(2)); // 优惠的总金额

    var sumMoney = 0; // 优惠券合计 使用减法计算最后一个商品的优惠
    // 套餐包含数量
    for (var suit of product.suitList) {
      for (var detail of suit.list) {
        if (detail.select) {
          var tempSpecList = []; // 商品的规格
          var tempMakeList = []; // 记录商品选中的做法

          var detailProduct = JSON.parse(JSON.stringify(detail.product));

          var tempSpec = null;
          for (var spec of detailProduct.specList) { // 遍历商品规格
            if (spec.specId == detailProduct.specId) {
              tempSpec = spec;
              tempSpecList.push(spec);
            }
          }

          var showName = "";
          for (var makeMap of detailProduct.makeList) { // 遍历商品的做法
            var list = makeMap.list;
            for (var make of list) {
              if (make.checked) {
                console.log(make);
                if (showName == "") {
                  showName = showName + make.makeName;
                } else {
                  showName = showName + "、" + make.makeName;
                }
                make.count = detail.quantity;
                tempMakeList.push(make);
              }
            }
          }

          detailProduct.showName = showName;
          detailProduct.specList = tempSpecList;
          detailProduct.makeList = tempMakeList;
          detailProduct.product_info = [];
          detailProduct.count = detail.quantity;
          detailProduct.isSuit = 3;

          var scale = (detail.addPrice + tempSpec.price) * detail.quantity / totalAmount;
          var discountMoney = (discountTotal * scale).toFixed(2);
          if (discountMoney > 0) {
            var product_info = {};
            product_info.id = "";
            product_info.orderItemId = "";
            product_info.type = 50;
            product_info.info = "套餐优惠";

            product_info.discountMoney = discountMoney;
            if (detail.isLast) {
              product_info.discountMoney = (discountTotal - sumMoney).toFixed(2);
            }
            detailProduct.product_info.push(product_info); // 套餐优惠分摊
          }

          sumMoney += parseFloat((discountTotal * scale).toFixed(2));
          detailProduct.parentItemId = tempProduct.itemId;

          console.log(detailProduct);
     
          app.orderTicket.orderList.push(detailProduct);
        }
      }
    }

    console.error(" app.orderTicket ", app.orderTicket);
    wx.navigateBack({

    })
  },


  /**
   * 关闭做法
   */
  cy_hide: function () {
    this.setData({
      isMake: false,
    });
  },

  /**
   * 页面上拉触底事件的处理函数
   */
  onReachBottom: function () {

  },

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

  }
})