326 lines
9.1 KiB
Vue
326 lines
9.1 KiB
Vue
<!-- 装修商品组件：【秒杀】商品卡片 -->
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<template>
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<!-- 商品卡片 -->
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<view>
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<!-- 布局1. 单列大图（上图，下内容）-->
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<view
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v-if="layoutType === LayoutTypeEnum.ONE_COL_BIG_IMG && state.spuList.length"
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class="goods-sl-box"
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>
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<view
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class="goods-box"
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v-for="item in state.spuList"
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:key="item.id"
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:style="[{ marginBottom: data.space * 2 + 'rpx' }]"
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>
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<s-goods-column
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class=""
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size="sl"
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:goodsFields="data.fields"
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:tagStyle="data.badge"
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:data="item"
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:titleColor="data.fields.name?.color"
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:subTitleColor="data.fields.introduction.color"
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:topRadius="data.borderRadiusTop"
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:bottomRadius="data.borderRadiusBottom"
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@click="sheep.$router.go('/pages/goods/seckill', { id: item.activityId })"
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>
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<!-- 购买按钮 -->
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<template v-slot:cart>
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<button class="ss-reset-button cart-btn" :style="[buyStyle]">
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{{ btnBuy.type === 'text' ? btnBuy.text : '' }}
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</button>
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</template>
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</s-goods-column>
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</view>
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</view>
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<!-- 布局2. 单列小图（左图，右内容） -->
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<view
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v-if="layoutType === LayoutTypeEnum.ONE_COL_SMALL_IMG && state.spuList.length"
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class="goods-lg-box"
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>
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<view
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class="goods-box"
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:style="[{ marginBottom: data.space + 'px' }]"
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v-for="item in state.spuList"
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:key="item.id"
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>
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<s-goods-column
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class="goods-card"
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size="lg"
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:goodsFields="data.fields"
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:data="item"
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:tagStyle="data.badge"
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:titleColor="data.fields.name?.color"
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:subTitleColor="data.fields.introduction.color"
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:topRadius="data.borderRadiusTop"
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:bottomRadius="data.borderRadiusBottom"
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@tap="sheep.$router.go('/pages/goods/seckill', { id: item.activityId })"
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>
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<!-- 购买按钮 -->
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<template v-slot:cart>
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<button class="ss-reset-button cart-btn" :style="[buyStyle]">
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{{ btnBuy.type === 'text' ? btnBuy.text : '' }}
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</button>
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</template>
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</s-goods-column>
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</view>
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</view>
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<!-- 布局3. 双列（每一列：上图，下内容）-->
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<view
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v-if="layoutType === LayoutTypeEnum.TWO_COL && state.spuList.length"
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class="goods-md-wrap ss-flex ss-flex-wrap ss-col-top"
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>
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<view class="goods-list-box">
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<view
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class="left-list"
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:style="[{ paddingRight: data.space + 'rpx', marginBottom: data.space + 'px' }]"
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v-for="item in state.leftSpuList"
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:key="item.id"
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>
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<s-goods-column
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class="goods-md-box"
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size="md"
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:goodsFields="data.fields"
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:tagStyle="data.badge"
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:data="item"
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:titleColor="data.fields.name?.color"
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:subTitleColor="data.fields.introduction.color"
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:topRadius="data.borderRadiusTop"
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:bottomRadius="data.borderRadiusBottom"
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:titleWidth="330 - marginLeft - marginRight"
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@click="sheep.$router.go('/pages/goods/seckill', { id: item.activityId })"
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@getHeight="calculateGoodsColumn($event, 'left')"
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>
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<!-- 购买按钮 -->
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<template v-slot:cart>
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<button class="ss-reset-button cart-btn" :style="[buyStyle]">
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{{ btnBuy.type === 'text' ? btnBuy.text : '' }}
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</button>
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</template>
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</s-goods-column>
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</view>
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</view>
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<view class="goods-list-box">
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<view
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class="right-list"
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:style="[{ paddingLeft: data.space + 'rpx', marginBottom: data.space + 'px' }]"
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v-for="item in state.rightSpuList"
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:key="item.id"
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>
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<s-goods-column
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class="goods-md-box"
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size="md"
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:goodsFields="data.fields"
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:tagStyle="data.badge"
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:data="item"
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:titleColor="data.fields.name?.color"
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:subTitleColor="data.fields.introduction.color"
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:topRadius="data.borderRadiusTop"
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:bottomRadius="data.borderRadiusBottom"
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:titleWidth="330 - marginLeft - marginRight"
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@click="sheep.$router.go('/pages/goods/seckill', { id: item.activityId })"
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@getHeight="calculateGoodsColumn($event, 'right')"
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>
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<!-- 购买按钮 -->
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<template v-slot:cart>
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<button class="ss-reset-button cart-btn" :style="[buyStyle]">
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{{ btnBuy.type === 'text' ? btnBuy.text : '' }}
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</button>
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</template>
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</s-goods-column>
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</view>
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</view>
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</view>
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</view>
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</template>
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<script setup>
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/**
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* 商品卡片
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*/
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import { computed, onMounted, reactive, ref } from 'vue';
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import sheep from '@/sheep';
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import SeckillApi from '@/sheep/api/promotion/seckill';
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import SpuApi from '@/sheep/api/product/spu';
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// 布局类型
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const LayoutTypeEnum = {
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// 单列大图
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ONE_COL_BIG_IMG: 'oneColBigImg',
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// 双列
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TWO_COL: 'twoCol',
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// 单列小图
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ONE_COL_SMALL_IMG: 'oneColSmallImg',
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};
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const state = reactive({
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spuList: [],
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leftSpuList: [],
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rightSpuList: [],
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});
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const props = defineProps({
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data: {
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type: Object,
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default() {},
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},
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styles: {
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type: Object,
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default() {},
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},
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});
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const { layoutType, btnBuy, activityIds } = props.data || {};
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const { marginLeft, marginRight } = props.styles || {};
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// 购买按钮样式
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const buyStyle = computed(() => {
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if (btnBuy.type === 'text') {
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// 文字按钮：线性渐变背景颜色
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return {
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background: `linear-gradient(to right, ${btnBuy.bgBeginColor}, ${btnBuy.bgEndColor})`,
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};
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}
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if (btnBuy.type === 'img') {
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// 图片按钮
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return {
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width: '54rpx',
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height: '54rpx',
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background: `url(${sheep.$url.cdn(btnBuy.imgUrl)}) no-repeat`,
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backgroundSize: '100% 100%',
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};
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}
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});
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//region 商品瀑布流布局
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// 下一个要处理的商品索引
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let count = 0;
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// 左列的高度
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let leftHeight = 0;
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// 右列的高度
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let rightHeight = 0;
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/**
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* 计算商品在左列还是右列
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* @param height 商品的高度
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* @param where 添加到哪一列
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*/
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function calculateGoodsColumn(height = 0, where = 'left') {
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// 处理完
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if (!state.spuList[count]) return;
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// 增加列的高度
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if (where === 'left') leftHeight += height;
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if (where === 'right') rightHeight += height;
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// 添加到矮的一列
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if (leftHeight <= rightHeight) {
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state.leftSpuList.push(state.spuList[count]);
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} else {
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state.rightSpuList.push(state.spuList[count]);
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}
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// 计数
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count++;
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}
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//endregion
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/**
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* 根据商品编号列表，获取商品列表
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* @param ids 商品编号列表
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* @return {Promise<undefined>} 商品列表
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*/
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async function getSeckillActivityDetailList(ids) {
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const { data } = await SeckillApi.getSeckillActivityListByIds(ids);
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return data;
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}
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/**
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* 根据商品编号，获取商品详情
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* @param ids 商品编号列表
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* @return {Promise<undefined>} 商品列表
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*/
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async function getSpuDetail(ids) {
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const { data: spu } = await SpuApi.getSpuDetail(ids);
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return spu;
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}
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// 初始化
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onMounted(async () => {
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// 加载活动列表
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const activityList = await getSeckillActivityDetailList(activityIds.join(','));
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// 循环获取活动商品SPU详情并添加到spuList
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for (const activity of activityList) {
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state.spuList.push(await getSpuDetail(activity.spuId));
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}
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// 循环活动列表
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activityList.forEach((activity) => {
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// 提取活动价格
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const seckillPrice = activity.seckillPrice || Infinity;
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// 查找对应的 spu 并更新价格
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const spu = state.spuList.find((spu) => activity.spuId === spu.id);
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if (spu) {
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// 赋值最低价格
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spu.price = Math.min(seckillPrice, spu.price);
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// 赋值活动ID，为了点击跳转详情页
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spu.activityId = activity.id;
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}
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});
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// 只有双列布局时需要
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if (layoutType === LayoutTypeEnum.TWO_COL) {
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// 分列
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calculateGoodsColumn();
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}
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});
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</script>
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<style lang="scss" scoped>
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.goods-md-wrap {
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width: 100%;
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}
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.goods-list-box {
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width: 50%;
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box-sizing: border-box;
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.left-list {
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&:nth-last-child(1) {
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margin-bottom: 0 !important;
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}
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}
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.right-list {
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&:nth-last-child(1) {
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margin-bottom: 0 !important;
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}
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}
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}
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.goods-box {
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&:nth-last-of-type(1) {
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margin-bottom: 0 !important;
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}
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}
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.goods-md-box,
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.goods-sl-box,
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.goods-lg-box {
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position: relative;
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.cart-btn {
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position: absolute;
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bottom: 18rpx;
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right: 20rpx;
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z-index: 11;
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height: 50rpx;
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line-height: 50rpx;
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padding: 0 20rpx;
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border-radius: 25rpx;
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font-size: 24rpx;
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color: #fff;
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}
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}
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</style>
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