<template>
  <div
    class="product-item"
    :class="{single}"
    @click="onClick">
    <div class="product-content">
      <ImageFormat :lazy="lazy" class="product-image" :src="product.productImage" :width="136" :height="180"></ImageFormat>
      <div class="product-info">
        <p class="product-name">{{product.productName}}</p>
        <p class="price">￥{{product.salesPrice}}</p>
      </div>
    </div>
    <div
      class="btn-fav hover-opacity"
      @click.stop="onFav"
      :class="favClass">{{favText}}</div>
  </div>
</template>

<script>
import {createNamespacedHelpers} from 'vuex';
const {mapActions} = createNamespacedHelpers('product');

export default {
  name: 'ProductGroupItem',
  props: {
    single: Boolean,
    lazy: Boolean,
    product: Object
  },
  data() {
    return {
      posting: false,
      favorite: this.product.favorite
    };
  },
  watch: {
    'product.favorite'(val) {
      this.favorite = val;
    }
  },
  computed: {
    favClass() {
      return {'btn-is-fav': this.favorite, loading: this.posting};
    },
    favText() {
      return this.favorite ? '已收藏' : '收藏';
    }
  },
  methods: {
    ...mapActions(['postProductFav']),
    async onFav() {
      if (this.posting) {
        return;
      }
      this.posting = true;
      const favorite = !this.favorite;

      const result = await this.postProductFav({
        productId: this.product.productId,
        favorite,
        productType: this.product.productType
      });

      this.posting = false;

      if (result.code === 200) {
        if (favorite) {
          this.prompt = this.$grassPrompt({
            img: this.product.productImage,
            title: '收藏成功',
            desc: '可在 [我的-商品收藏] 页面查看',
            onClick: () => {
              this.$yoho.goPage('go.fav', {
                favType: 0
              });
            }
          }, 1000);
        } else {
          this.prompt && this.prompt.hide();
          this.$createToast({
            txt: '取消收藏成功',
            type: 'success',
            time: 1000
          }).show();
        }

        this.favorite = favorite;
      } else {
        this.$createToast({
          txt: result.message || '服务器开小差了',
          type: 'warn',
          time: 1000
        }).show();
      }
    },
    onClick() {
      this.product.product_skn && this.$yoho.goProductDetail(this.product.product_skn);
    }
  }
};
</script>

<style lang="scss" scoped>
.product-item {
  position: relative;
  margin-top: 20px;
  margin-right: 20px;
  margin-left: 30px;
  height: 180px;
  width: 580px;
  background-color: #fff;
  box-shadow: 0 5px 10px 0 rgba(107, 95, 95, 0.2);
  display: inline-block;
  padding: 10px 20px;
  white-space: initial;

  &:last-child {
    margin-right: 50px;
  }

  &.single {
    width: 670px;
  }
}

.product-content {
  display: flex;
  width: 100%;
  height: 100%;
}

.product-image {
  width: 136px;
  height: 180px;
  margin-top: -30px;
}

.product-info {
  padding-left: 20px;
  flex: 1;

  .product-name {
    font-size: 24px;
    color: #9b9b9b;
    letter-spacing: -0.25PX;
    height: 104px;
    display: flex;
    align-content: center;
  }

  .price {
    font-size: 32px;
    color: #d0021b;
    letter-spacing: -0.34PX;
  }
}

.btn-fav {
  position: absolute;
  bottom: 20px;
  right: -20px;
  width: 120px;
  height: 50px;
  padding: 0;
  font-size: 24px;
  background-color: #444;
  background-size: contain;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #fff;

  &.btn-is-fav {
    background-color: #b0b0b0;
  }

  & /deep/ .iconfont {
    margin: 0;
  }
}
</style>