<template>
  <div id="cardBox">
    <div class="card_item" v-for="(item,index) in cardList" :key="index" @click="handleCard(index)">
      <div class="left">
        <div class="top">
          <img v-if="item.img" :src="item.img" alt="">
          <p class="title"><span>{{item.title}}</span></p>
        </div>
        <p class="end_time">可用商品：{{item.proName}}</p>
      </div>
      <div class="right">
        <p class="discount"><span>¥</span>{{item.couponPrice}}</p>
        <img class="select" v-if="selectIndex==index" src="@/assets/service/true.png" alt="">
      </div>
    </div>
    <van-empty v-if="cardList.length==0" description="暂无优惠券" />
    <div class="Collection">
      <div class="box box1">
        <p>优惠：¥{{selectIndex>=0?cardList[selectIndex].couponPrice:'0'}}</p>
      </div>
      <div class="box box2">
        <span @click="confirmCard()">确认</span>
      </div>
    </div>
  </div>
</template>
<script>
export default {
  name: 'ServiceCardSelect',
  data () {
    return {
      cardList: [],
      selectIndex: -1,
      unionId: ''
    }
  },
  mounted () {
    if (process.env.NODE_ENV === "production"&&this.common.isWeiXin()) {
      this.unionId = sessionStorage.getItem('unionId');
    } else {
      this.unionId = 'oJPmPuLaAx2x2DaRGfCFeYuLWzLU';
    }
    // this.$nextTick(() => {
    //   this.getOrderCoupon()
    // })
    let cardList = sessionStorage.getItem('proCoupon')
    if (cardList) {
      this.cardList = JSON.parse(cardList)
    }
  },
  methods: {
    // 点击优惠券
    handleCard (index) {
      if (this.selectIndex == index) {
        this.selectIndex = -1
      } else {
        this.selectIndex = index
      }
    },
    // 确认使用优惠券
    confirmCard () {
      if (this.selectIndex > -1) {
        sessionStorage.setItem('useCard', JSON.stringify(this.cardList[this.selectIndex]))
      }
      this.$router.back()
    }
  }
}
</script>
<style lang="scss" scoped>
#cardBox {
  width: 100%;
  min-height: 100%;
  background: rgb(246, 246, 250);
  overflow: hidden;
  .card_item {
    width: 726px;
    height: 216px;
    background: url("../../assets/service/card.png");
    background-size: 100%;
    margin: 0 auto;
    margin-top: 20px;
    position: relative;
    p {
      width: 100%;
      margin: 0;
    }
    .left {
      display: inline-block;
      width: 68%;
      height: 100%;
      vertical-align: top;
      box-sizing: border-box;
      padding: 24px 40px;
      padding-right: 0;
      .top {
        display: flex;
        img {
          width: 66px;
          height: 66px;
          background: #d8d8d8;
          border-radius: 6px;
        }
        .title {
          font-size: 24px;
          font-weight: bold;
          margin-left: 10px;
          word-break: break-all;
          color: #333;
          span {
            color: #7f5316;
          }
        }
      }
    }
    .right {
      width: 32%;
      height: 100%;
      display: inline-flex;
      align-content: center;
      flex-wrap: wrap;
    }
    .title {
      font-size: 32px;
      color: #fff;
    }
    .end_time {
      font-size: 24px;
      color: #999;
      margin-top: 6px;
      overflow: hidden;
      display: -webkit-box;
      -webkit-box-orient: vertical;
      -webkit-line-clamp: 4;
    }
    .des {
      font-size: 24px;
      color: #fff;
      margin-top: 58px;
    }
    .discount {
      text-align: center;
      font-size: 52px;
      font-weight: bold;
      span {
        font-size: 28px;
      }
    }
    .condition {
      text-align: center;
      font-size: 24px;
      color: #894b2f;
      margin-top: 16px;
    }
    .select {
      width: 28px;
      position: absolute;
      top: 22px;
      right: 22px;
    }
  }
  .Collection {
    background-color: white;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 28px 22px;
    box-sizing: border-box;
    padding-bottom: 50px;
    z-index: 500;
    box-shadow: 0px 4px 8px 0px rgba(0, 0, 0, 0.34);

    .box {
      display: inline-block;
      vertical-align: middle;
      color: #666666;
      .icon {
        display: inline-block;
        width: 45%;
        text-align: center;
        font-size: 24px;
        p {
          // margin: 0;
          color: #999999;
          margin-top: 8px;
        }
        i {
          font-size: 48px;
          color: rgb(45, 45, 45);
          font-weight: bold;
        }
      }

      span {
        display: inline-block;
        width: 100%;
        line-height: 92px;
        box-sizing: border-box;
        border-radius: 100px;
        color: white;
        font-size: 32px;
        background: #4092ff;
        text-align: center;
        box-shadow: 0px 10px 40px 0px #a0c9ff;
        b {
          display: inline-block;
          vertical-align: middle;
          margin-left: 20px;
          color: white;
        }
        i {
          vertical-align: middle;
          font-size: 44px;
          font-weight: bold;
        }
      }
    }
    .box1 {
      width: 40%;
      p {
        font-size: 28px;
        font-weight: bold;
        color: #333;
      }
      del {
        font-size: 20px;
        color: #999;
      }
    }
    .box2 {
      width: 60%;
    }
  }
}
</style>