ceres-uniapp-v2.0/pages_category_page1/goodsModule/components/GoodSkuSelect.vue

<!--
    * @FileDescription: sku选择器（花呗、拼团下单）
    * @Author: kahu
    * @Date: 2022/11/7
    * @LastEditors: kahu
    * @LastEditTime: 2022/11/7
-->
<template>
  <div class="content">
    <u-popup
        v-model="goodsDetailShowFlag"
        mode="bottom"
        border-radius="14"
    >
      <view class="goosDetailshow-box">
        <view class="detailImg-box flex-row-plus">
          <image
              class="detailImg"
              :src="selectedSku.image"
          ></image>
          <view class="flex-column-plus mar-left-40">
            <view class="font-color-C5AA7B">
              <label class="fs24">¥</label>
              <label
                  class="fs36 mar-left-10"
                  v-text="selectedSku.activityType === 1 && btnType === 4 ? selectedSku['salePrice'] : selectedSku.price"
              ></label>
            </view>
            <label class="fs24 font-color-999 mar-top-20">库存 {{ selectedSku.stockNumber }} 件</label>
            <label class="fs24 mar-top-20">已选</label>
          </view>
        </view>
        <view class="color-box flex-column-plus">
          <view
              v-for="(skuRowItem,skuRowIndex) in productData['names']"
              :key="skuRowIndex"
          >
            <label
                class="fs26 font-color-333"
                v-if="skuRowItem['nameCode']"
            >{{ skuRowItem.skuName }}</label>
            <view class="colorName-box">
              <view
                  class="pad-bot-30"
                  v-for="(skuColItem, skuColIndex) in skuRowItem.values"
                  :key="skuColIndex"
              >
                <view
                    class="colorName"
                    :class="{'colorName-on' : selectedAttr[skuRowItem['nameCode']] === skuColItem.valueCode}"
                    @click="handleClickSkuItem(skuRowItem['nameCode'], skuColItem.valueCode)"
                >
                  {{ skuColItem.skuValue }}
                </view>
              </view>
            </view>
          </view>
        </view>
        <view class="goodsNumCent">
          <view
              class="goodsNum-box flex-row-plus flex-sp-between"
              :class="{'bottom-line' :aliAgingObj.supportHanaUta}"
          >
            <label class="font-color-333 fs26">数量</label>
            <view class="goodsNum">
              <view
                  class="item subtract"
                  @click="handleNumSub"
              >-
              </view>
              <view
                  class="item goodsNumber"
                  v-model="buyNum"
              >{{ buyNum }}
              </view>
              <view
                  class="item add"
                  @click="handleNumAdd"
              >+
              </view>
            </view>
          </view>
        </view>
        <!-- 花呗分期 -->
        <view
            class="huabei-box flex-column-plus"
            v-if="aliAgingObj.supportHanaUta"
        >
          <label class="font-color-999 fs24">花呗分期</label>
          <scroll-view
              class="fenqi-box"
              scroll-x="true"
          >
            <view
                class="huabei-item"
                :class="[{'fenqi-on' :aliAgingObj.selectIndex === 0},{'disabled' :aliAgingObj.disableSelectList[0]}]"
                @click="handleSelectAliAging(0)"
            >
              <label class="huabei-period">分3期(含手续费)</label>
              <label class="huabei-money">￥{{ aliAgingObj.agingMoneyList[0] }}/期</label>
            </view>
            <view
                class="huabei-item"
                :class="[{'fenqi-on' :aliAgingObj.selectIndex  === 1},{'disabled' :aliAgingObj.disableSelectList[1]}]"
                @click="handleSelectAliAging(1)"
            >
              <label class="huabei-period">分6期(含手续费)</label>
              <label class="huabei-money">￥{{ aliAgingObj.agingMoneyList[1] }}/期</label>
            </view>
            <view
                class="huabei-item"
                :class="[{'fenqi-on' :aliAgingObj.selectIndex  === 2},{'disabled' :aliAgingObj.disableSelectList[2]}]"
                @click="handleSelectAliAging(2)"
            >
              <label class="huabei-period">分12期(含手续费)</label>
              <label class="huabei-money">￥{{ aliAgingObj.agingMoneyList[2] }}/期</label>
            </view>
          </scroll-view>
        </view>

        <view
            v-if="btnType===6"
            class="skuSelectBtn"
        >
          <view
              class="flex-row-plus offShelf"
              v-if="productData.shelveState === 0"
          >
            商品已下架
          </view>
          <view
              class="flex-row-plus flex-items flex-sp-around"
              v-else-if="selectedSku.activityType === 1"
          >
            <view
                class="selectJoinShop selectBtn font-color-333"
                @click="handleBuyNow"
            >单独购买
            </view>
            <view
                class="selectBuyNow selectBtn font-color-FFEBC4"
                @click="handleBuyWithGroup(1)"
            >我要开团
            </view>
          </view>
          <view
              class="flex-row-plus flex-items flex-sp-around"
              v-else
          >
            <view
                class="selectJoinShop selectBtn font-color-333"
                @click="handleAddCart"
            >加入购物车
            </view>
            <view
                class="selectBuyNow selectBtn font-color-FFEBC4"
                @click="handleBuyNow"
            >立即购买
            </view>
          </view>
        </view>
        <view v-else>
          <view
              v-if="selectedSku.activityType === 1 && collageId !== 0"
              class="goosDetailbut-box flex-items-plus"
              :style="{'padding-bottom':(isIphone === true? 60:20)+'rpx'}"
          >
            <view
                class="joinbuyBut"
                @click="handleBuyWithGroup(2)"
            >确定
            </view>
          </view>
          <view
              v-else-if="selectedSku.activityType === 1 && btnType === 3"
              class="goosDetailbut-box flex-row-plus"
              :style="{'padding-bottom':(isIphone === true? 60:20)+'rpx'}"
          >
            <view
                class="buyNowBut"
                @click="handleBuyWithGroup(1)"
            >去拼团
            </view>
          </view>
          <view
              v-else
              class="goosDetailbut-box flex-row-plus"
              :style="{'padding-bottom':(isIphone === true? 60:20)+'rpx'}"
          >
            <view
                v-if="btnType === 1"
                class="buyNowBut"
                @click="handleAddCart"
            >确认
            </view>
            <view
                v-else
                class="buyNowBut"
                @click="handleBuyNow(2)"
            >确认
            </view>
          </view>
        </view>
      </view>
    </u-popup>
  </div>
</template>

<script>
import NET from "../../../utils/request";
import API from "../../../config/api";

export default {
  name: "GoodSkuSelect",
  data() {
    return {
      // 是否展示SKU弹窗
      goodsDetailShowFlag: false,
      // 已经选中的valueCode key => value  names.nameCode=>values.valueCode 处理选中渲染
      selectedAttr: {},
      // 当前选中的skuMap对象（服务端数据）
      selectedSku: {},
      // 1加入购物车 2立即购买 3开团 4单独购买 6SKU选择
      btnType: 0,
      buyNum: 1,
      // 花呗对象
      aliAgingObj: {
        supportHanaUta: false,
        selectIndex: -1,
        disableSelectList: [true, true, true],
        agingMoneyList: ["0.00", "0.00", "0.00"]
      }
    }
  },
  props: {
    productData: {
      type: Object,
      default: () => ({})
    },
    isIphone: {
      type: Boolean,
      default: () => false
    },
    collageId: {
      type: Number,
      default: () => 0
    }
  },
  methods: {
    /**
     * 当前SKU数量减少
     */
    handleNumSub() {
      if (this.buyNum > 1) {
        this.buyNum = this.buyNum - 1
      } else {
        uni.showToast({
          title: '亲！至少一件哦！',
          icon: "none"
        })
      }
    },

    /**
     * 当前SKU数量加
     */
    handleNumAdd() {
      if (this.buyNum < this.selectedSku.stockNumber) {
        this.buyNum = this.buyNum + 1
      } else {
        uni.showToast({
          title: '库存不足！',
          icon: "none"
        })
      }
    },

    /**
     * 根据skuId选择SKU
     * @param skuId SkuId
     */
    handleSelectBySkuId(skuId) {
      if (!skuId) return
      // 当前商品后端返回的所有sku的排列组合
      const allSkuValueGroupMap = this.productData.map
      for (const allSkuValueGroupMapKey in allSkuValueGroupMap) {
        if (parseInt(allSkuValueGroupMap[allSkuValueGroupMapKey].skuId) !== parseInt(skuId)) continue;
        this.selectedSku = allSkuValueGroupMap[allSkuValueGroupMapKey]
        this.echoFatherRowText(this.productData, this.selectedSku, this.buyNum)
        // 控制组件选中渲染
        const selectValueCodes = this.selectedSku['valueCodes'].split(',')
        for (const skuRow of this.productData.names) {
          for (const skuCol of skuRow.values) {
            if (!selectValueCodes.includes(skuCol['valueCode'])) continue;
            this.$set(this.selectedAttr, skuRow['nameCode'], skuCol['valueCode'])
            break; // 一行的sku只会有一个value
          }
        }
      }
    },

    /**
     * 点击sku的一项
     * @param nameCode SKU行的nameCode
     * @param valueCode SKU列的valueCode
     * nameCodeValueCodeClick
     */
    handleClickSkuItem(nameCode, valueCode) {
      // 当前选中
      this.$set(this.selectedAttr, nameCode, valueCode)
      // 获取到所有的sku的values.valueCode
      let values = []
      for (const key in this.selectedAttr) {
        values.push(this.selectedAttr[key])
      }
      // 当前选中的sku的key组合
      // 后端返回的productData.map中，排列组合了所有values[].valueCode的情况，使用逗号分隔
      const nowSelectSkuValueGroupKey = values.join(',') // 相较于allSkuValueGroupMap的key
      // 后端返回的所有sku组合（values.valueCode）
      const allSkuValueGroupMap = this.productData.map
      // 遍历后端数据
      for (const allSkuValueGroupMapKey in allSkuValueGroupMap) {
        // 当和当前选中的sku一致
        if (nowSelectSkuValueGroupKey === allSkuValueGroupMapKey) {
          this.selectedSku = allSkuValueGroupMap[allSkuValueGroupMapKey]
          this.echoFatherRowText(this.productData, this.selectedSku, this.buyNum)
        }
      }

    },

    /**
     * 回显父组件（通讯）
     * @param productData 当前商品对象
     * @param skuItem 当前选中的sku的后端数据
     * @param buyNum 当前sku购买数量
     */
    echoFatherRowText(productData, skuItem, buyNum) {
      // 获取到当前选中的sku的valueCode
      const currentSku = []
      // 取出所有的valueCode
      const nowSelectValueCodeList = skuItem['valueCodes'].split(',')
      const skuRows = productData.names
      for (const skuRow of skuRows) {
        const skuValues = skuRow.values
        for (const skuValue of skuValues) {
          if (!nowSelectValueCodeList.includes(skuValue.valueCode)) continue;
          const currentSkuItem = {skuText: ''}
          if (skuValue.valueCode === '单款项') {
            currentSkuItem['skuText'] = skuValue['skuValue']
          } else {
            currentSkuItem['skuText'] = `${ skuValue.skuName }:${ skuValue.skuValue }`
          }
          currentSku.push(currentSkuItem)
          break; // 只会对应一个value数据，找到就break减少循环
        }
      }
      this.$emit('getCurrentSku', {
        skuItem,
        currentSku,
        buyNum
      })
      // 选中sku之后，做一些相应的操作
      // postSelectSku依赖于getCurrentSku的数据
      this.$emit('postSelectSku')
    },

    //加入购物车
    async handleAddCart() {
      this.handleCheckIsLogin()
      if (this.selectedSku.stockNumber < 1) {
        return uni.showToast({
          title: '库存不足',
          icon: "none"
        })
      }
      // uni.showLoading({
      //   mask: true,
      //   title: '添加中...',
      // })
      try {
        const postData = {
          skuId: this.selectedSku.skuId,
          number: this.buyNum,
        }
        await NET.request(API.ShoppingaddCart, postData, 'POST')
        // 埋点
        this.$store.dispatch('doPointer', {
          eventType: 2,
          productIds: this.productId
        })
        // 给购物车小图标赋值数量
        let newAllCartNum = uni.getStorageSync('allCartNum') + this.buyNum
        uni.setStorageSync('allCartNum', newAllCartNum)
        this.$emit('changeCartNum',newAllCartNum)
        uni.showToast({
          title: '添加成功',
          icon: 'none'
        })
        setTimeout(()=>{
          this.buyNum = 1
          this.goodsDetailShowFlag = false
        },2000)
      }finally {
        uni.hideLoading()
      }
    },

    /**
     * 立即购买（下单）
     */
    handleBuyNow() {
      this.handleCheckIsLogin()
      if (this.selectedSku.stockNumber < 1) {
        return uni.showToast({
          title: '库存不足',
          icon: "none"
        })
      }
      if (this.buyNum > this.selectedSku.stockNumber && this.selectedSku.stockNumber !== 0) {
        return uni.showToast({
          title: '已超出最大数量限制',
          icon: "none"
        })
      }

      //组装后端数据
      let list = [{
        ifWork: 0,
        shopId: this.productData.shopId,
        shopName: this.productData.shopName,
        shopDiscountId: this.shopDiscountId > 0 ? this.shopDiscountId : null,
        shopSeckillId: this.shopSeckillId > 0 ? this.shopSeckillId : null,
        skus: [{
          productId: this.productData.productId,
          skuId: this.selectedSku.skuId,
          productName: this.productData.productName,
          image: this.selectedSku.image,
          price: this.selectedSku.price,
          weight: 0,
          number: this.buyNum,
          SKU: "",
          total: this.selectedSku.price * this.buyNum,
          ifLogistics: 1
        }]
      }]
      uni.setStorageSync('skuItemDTOList', list)
      this.buyNum = 1
      this.goodsDetailShowFlag = false
      uni.navigateTo({
        url: '../orderModule/orderConfirm?type=1',
      })
    },

    /**
     * 拼团下单
     * @param type 1单独开团2拼团
     */
    handleBuyWithGroup(type) {
      this.handleCheckIsLogin()
      if (this.selectedSku.stockNumber < 1) {
        return uni.showToast({
          title: '库存不足',
          icon: "none"
        })
      }
      const data = {
        number: this.buyNum,
        productId: this.productId,
        shopId: this.shopId,
        skuId: this.selectedSku.skuId,
        shopGroupWorkId: this.selectedSku.shopGroupWorkId,
        type: type
      }
      if (type !== 1) {
        data.collageId = this.collageId
      }
      uni.removeStorageSync("skuItemDTOList")
      uni.setStorageSync('skuItemList', data)
      this.goodsDetailShowFlag = false
      this.buyNum = 1
      uni.navigateTo({
        url: '../orderModule/orderConfirm?type=1',
      })
    },

    /**
     * 是否登录
     * @return {boolean|void}
     */
    handleCheckIsLogin() {
      const userInfo = uni.getStorageSync('storage_key')
      if (!userInfo || (userInfo && JSON.stringify(userInfo) === '{}')) {
        return uni.navigateTo({
          url: '../../pages_category_page2/userModule/login'
        })
      }
      return true
    },

    /**
     * 选择分期
     * @param index 0:3期 1:6期 2:12期
     */
    handleSelectAliAging(index) {
      const aliAgingObj = this.aliAgingObj
      if (aliAgingObj.selectIndex !== index && !aliAgingObj.disableSelectList[index]) {
        aliAgingObj.selectIndex = index;
      } else {
        aliAgingObj.selectIndex = -1;
      }
    },

    /**
     * 渲染是否支持花呗
     * @param productData 当前商品
     * @param skuPrice:number 选中SKU的价格
     */
    handleRenderAliAging(productData, skuPrice) {
      if (productData.ifHuabei !== 1) return
      const aliAgingObj = this.aliAgingObj
      if (skuPrice && skuPrice >= 0.03) {
        aliAgingObj.supportHanaUta = true
        aliAgingObj.disableSelectList[0] = false;
        aliAgingObj.agingMoneyList[0] = (parseInt((skuPrice / 3 * 100) / 100 + '')).toFixed(2) + ""
      }
      if (skuPrice && skuPrice >= 0.06) {
        aliAgingObj.supportHanaUta = false;
        aliAgingObj.disableSelectList[1] = false;
        aliAgingObj.agingMoneyList[1] = (parseInt((skuPrice / 6 * 100) / 100 + '')).toFixed(2) + ""
      }
      if (skuPrice && skuPrice >= 0.12) {
        aliAgingObj.supportHanaUta = true;
        aliAgingObj.disableSelectList[2] = false;
        aliAgingObj.agingMoneyList[2] = (parseInt((skuPrice / 12 * 100) / 100 + '')).toFixed(2) + ""
      }
    },
  }
}
</script>

<style
    lang="scss"
    scoped
>
.goosDetailshow-box {
  margin-bottom: -5upx;

  .detailImg-box {
    margin-top: 30upx;
    margin-left: 30upx;
    border-bottom: 1upx solid #EDEDED;
    padding-bottom: 20upx;
    width: 690upx;

    .detailImg {
      width: 180upx;
      height: 180upx;
    }
  }

  .color-box {
    padding: 30upx 30upx;
    width: 690upx;

    .colorName-box {
      display: flex;
      flex-wrap: wrap;
      flex-direction: row;
      justify-content: flex-start;
      align-items: center;
      margin-top: 30upx;
      margin-left: -30upx;

      .colorName {
        background-color: #FFFFFF;
        margin-left: 30upx;
        padding: 10upx 32upx;
        font-size: 26upx;
        border: 2rpx solid #E4E5E6;
        z-index: 2;
        color: #333333;
      }

      .colorName-on {
        box-shadow: 0 0 20rpx rgba(0, 0, 0, 0.1);
        color: #C5AA7B;
        margin-left: 30upx;
        padding: 10upx 32upx;
        font-size: 26upx;
        text-align: center;
        z-index: 1;
        border: none;
      }
    }

  }

  .modelNum-box {
    padding: 30upx 30upx;
    border-bottom: 1upx solid #EDEDED;
    width: 690upx;

    .modelNumName-box {
      display: flex;
      flex-wrap: wrap;
      flex-direction: row;
      justify-content: flex-start;
      align-items: center;
      margin-top: 30upx;
      margin-left: -30upx;

      .modelNumName-on {
        background-color: #FFE4D0;
        color: #FF7800;
        margin-left: 30upx;
        padding: 10upx 32upx;
        border-radius: 28upx;
        border: 1upx solid #FF7800;
        font-size: 26upx;
        text-align: center;
      }

      .modelNumName {
        background-color: #F5F5F5;
        margin-left: 30upx;
        padding: 10upx 32upx;
        border-radius: 28upx;
        font-size: 26upx;
      }
    }
  }

  .goodsNumCent {
    padding: 0 30upx;

    .goodsNum-box {
      width: 100%;
      padding: 30rpx 0 180rpx 0;
      border-top: 2rpx solid #EDEDED;

      .goodsNum {
        height: 50upx;
        display: flex;
        align-items: center;

        .item {
          width: 50upx;
          height: 50upx;
          line-height: 48rpx;
          border: 1upx solid #999999;
          text-align: center;
        }

        .subtract {
          border-right: 0upx;
        }

        .goodsNumber {
          line-height: 50rpx;
        }

        .add {
          border-left: 0upx;
        }
      }
    }
  }

  .bottom-line {
    border-bottom: 1upx solid #EDEDED;
  }

  .huabei-box {
    padding: 30upx 30upx;
    width: 690upx;

    .fenqi-box {
      margin-top: 15upx;
      width: 120%;

      .huabei-item {
        display: inline-block;
        background: #f3f3f3;
        padding: 16upx 24upx;
        margin: 5upx 10upx;
        border-radius: 15upx;
        text-align: center;
        font-size: 7upx;

        .huabei-period {
          display: block;
        }
      }

      .fenqi-on {
        border: 1px solid #EF7F93;
        color: #EF7F93;
      }

      .disabled {
        color: #cacaca;
      }
    }
  }

  .goosDetailbut-box {
    justify-content: center;

    .joinShopCartBut {
      width: 343upx;
      height: 80upx;
      border-radius: 40upx 0 0 40upx;
      background-color: #FFC300;
      color: #FFFEFE;
      font-size: 28upx;
      line-height: 80upx;
      text-align: center;
      margin-left: 30upx;
    }

    .buyNowBut {
      width: 90%;
      height: 90upx;
      background-color: #333333;
      font-size: 28upx;
      line-height: 90upx;
      text-align: center;
      color: #FFEBC4;
    }
  }
}

.skuSelectBtn {
  padding-bottom: 30rpx;

  .selectBtn {
    width: 342rpx;
    height: 100rpx;
    line-height: 100rpx;
    text-align: center;
    border: 2rpx solid #333333;
    font-size: 28rpx;
    border-radius: 8rpx;
  }

  .selectBuyNow {
    background: #333333;
  }
}

.couponItemimg {
  width: 150upx;
  height: 60upx;
}

.joinbuyBut {
  width: 190upx;
  height: 80upx;
  background: #333333;
  color: #FFEBC4;
  font-size: 28upx;
  line-height: 80upx;
  text-align: center;
  margin-left: 30upx;
}
</style>