<template>
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<el-scrollbar class="z-1 min-h-30px" wrap-class="w-full" ref="containerRef">
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<!-- 商品网格 -->
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<div
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class="grid overflow-x-auto"
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:style="{
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gridGap: `${property.space}px`,
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gridTemplateColumns,
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width: scrollbarWidth
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}"
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>
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<!-- 商品 -->
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<div
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class="relative box-content flex flex-row flex-wrap overflow-hidden bg-white"
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:style="{
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borderTopLeftRadius: `${property.borderRadiusTop}px`,
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borderTopRightRadius: `${property.borderRadiusTop}px`,
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borderBottomLeftRadius: `${property.borderRadiusBottom}px`,
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borderBottomRightRadius: `${property.borderRadiusBottom}px`
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}"
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v-for="(spu, index) in spuList"
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:key="index"
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>
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<!-- 角标 -->
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<div
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v-if="property.badge.show"
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class="absolute left-0 top-0 z-1 items-center justify-center"
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>
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<el-image fit="cover" :src="property.badge.imgUrl" class="h-26px w-38px" />
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</div>
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<!-- 商品封面图 -->
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<el-image fit="cover" :src="spu.picUrl" :style="{ width: imageSize, height: imageSize }" />
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<div
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:class="[
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'flex flex-col gap-8px p-8px box-border',
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{
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'w-[calc(100%-64px)]': columns === 2,
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'w-full': columns === 3
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}
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]"
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>
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<!-- 商品名称 -->
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<div
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v-if="property.fields.name.show"
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class="truncate text-12px"
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:style="{ color: property.fields.name.color }"
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>
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{{ spu.name }}
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</div>
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<div>
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<!-- 商品价格 -->
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<span
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v-if="property.fields.price.show"
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class="text-12px"
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:style="{ color: property.fields.price.color }"
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>
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￥{{ spu.price }}
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</span>
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</div>
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</div>
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</div>
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</div>
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</el-scrollbar>
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</template>
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<script setup lang="ts">
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import { PromotionCombinationProperty } from './config'
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import * as ProductSpuApi from '@/api/mall/product/spu'
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import * as CombinationActivityApi from '@/api/mall/promotion/combination/combinationActivity'
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/** 拼团 */
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defineOptions({ name: 'PromotionCombination' })
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// 定义属性
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const props = defineProps<{ property: PromotionCombinationProperty }>()
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// 商品列表
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const spuList = ref<ProductSpuApi.Spu[]>([])
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watch(
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() => props.property.activityId,
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async () => {
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if (!props.property.activityId) return
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const activity = await CombinationActivityApi.getCombinationActivity(props.property.activityId)
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if (!activity?.spuId) return
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spuList.value = [await ProductSpuApi.getSpu(activity.spuId)]
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},
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{
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immediate: true,
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deep: true
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}
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)
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// 手机宽度
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const phoneWidth = ref(375)
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// 容器
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const containerRef = ref()
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// 商品的列数
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const columns = ref(2)
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// 滚动条宽度
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const scrollbarWidth = ref('100%')
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// 商品图大小
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const imageSize = ref('0')
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// 商品网络列数
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const gridTemplateColumns = ref('')
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// 计算布局参数
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watch(
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() => [props.property, phoneWidth, spuList.value.length],
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() => {
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// 计算列数
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columns.value = props.property.layoutType === 'oneCol' ? 1 : 3
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// 每列的宽度为：（总宽度 - 间距 * (列数 - 1)）/ 列数
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const productWidth =
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(phoneWidth.value - props.property.space * (columns.value - 1)) / columns.value
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// 商品图布局：2列时，左右布局 3列时，上下布局
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imageSize.value = columns.value === 2 ? '64px' : `${productWidth}px`
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// 指定列数
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gridTemplateColumns.value = `repeat(${columns.value}, auto)`
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// 不滚动
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scrollbarWidth.value = '100%'
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},
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{ immediate: true, deep: true }
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)
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onMounted(() => {
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// 提取手机宽度
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phoneWidth.value = containerRef.value?.wrapRef?.offsetWidth || 375
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})
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</script>
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<style scoped lang="scss"></style>
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