<template>
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<div class="flex flex-wrap items-center gap-8px">
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<div
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v-for="(pointActivity, index) in pointActivityList"
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:key="pointActivity.id"
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class="select-box spu-pic"
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>
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<el-tooltip :content="pointActivity.name">
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<div class="relative h-full w-full">
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<el-image :src="pointActivity.picUrl" class="h-full w-full" />
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<Icon
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v-show="!disabled"
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class="del-icon"
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icon="ep:circle-close-filled"
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@click="handleRemoveActivity(index)"
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/>
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</div>
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</el-tooltip>
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</div>
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<el-tooltip v-if="canAdd" content="选择活动">
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<div class="select-box" @click="openSeckillActivityTableSelect">
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<Icon icon="ep:plus" />
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</div>
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</el-tooltip>
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</div>
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<!-- 拼团活动选择对话框（表格形式） -->
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<PointTableSelect
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ref="pointActivityTableSelectRef"
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:multiple="limit != 1"
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@change="handleActivitySelected"
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/>
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</template>
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<script lang="ts" setup>
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import PointTableSelect from './PointTableSelect.vue'
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import { PointActivityApi, PointActivityVO } from '@/api/mall/promotion/point'
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import { propTypes } from '@/utils/propTypes'
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import { oneOfType } from 'vue-types'
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import { isArray } from '@/utils/is'
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// 活动橱窗，一般用于装修时使用
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// 提供功能：展示活动列表、添加活动、删除活动
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defineOptions({ name: 'PointShowcase' })
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const props = defineProps({
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modelValue: oneOfType<number | Array<number>>([Number, Array]).isRequired,
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// 限制数量：默认不限制
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limit: propTypes.number.def(Number.MAX_VALUE),
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disabled: propTypes.bool.def(false)
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})
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// 计算是否可以添加
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const canAdd = computed(() => {
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// 情况一：禁用时不可以添加
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if (props.disabled) return false
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// 情况二：未指定限制数量时，可以添加
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if (!props.limit) return true
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// 情况三：检查已添加数量是否小于限制数量
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return pointActivityList.value.length < props.limit
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})
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// 拼团活动列表
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const pointActivityList = ref<PointActivityVO[]>([])
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watch(
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() => props.modelValue,
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async () => {
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const ids = isArray(props.modelValue)
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? // 情况一：多选
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props.modelValue
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: // 情况二：单选
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props.modelValue
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? [props.modelValue]
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: []
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// 不需要返显
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if (ids.length === 0) {
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pointActivityList.value = []
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return
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}
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// 只有活动发生变化之后，才会查询活动
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if (
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pointActivityList.value.length === 0 ||
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pointActivityList.value.some((pointActivity) => !ids.includes(pointActivity.id!))
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) {
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pointActivityList.value = await PointActivityApi.getPointActivityListByIds(ids)
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}
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},
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{ immediate: true }
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)
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/** 活动表格选择对话框 */
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const pointActivityTableSelectRef = ref()
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// 打开对话框
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const openSeckillActivityTableSelect = () => {
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pointActivityTableSelectRef.value.open(pointActivityList.value)
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}
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/**
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* 选择活动后触发
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* @param activityList 选中的活动列表
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*/
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const handleActivitySelected = (activityList: PointActivityVO | PointActivityVO[]) => {
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pointActivityList.value = isArray(activityList) ? activityList : [activityList]
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emitActivityChange()
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}
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/**
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* 删除活动
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* @param index 活动索引
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*/
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const handleRemoveActivity = (index: number) => {
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pointActivityList.value.splice(index, 1)
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emitActivityChange()
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}
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const emit = defineEmits(['update:modelValue', 'change'])
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const emitActivityChange = () => {
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if (props.limit === 1) {
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const pointActivity = pointActivityList.value.length > 0 ? pointActivityList.value[0] : null
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emit('update:modelValue', pointActivity?.id || 0)
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emit('change', pointActivity)
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} else {
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emit(
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'update:modelValue',
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pointActivityList.value.map((pointActivity) => pointActivity.id)
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)
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emit('change', pointActivityList.value)
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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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.select-box {
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display: flex;
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width: 60px;
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height: 60px;
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border: 1px dashed var(--el-border-color-darker);
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border-radius: 8px;
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align-items: center;
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justify-content: center;
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cursor: pointer;
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}
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.spu-pic {
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position: relative;
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}
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.del-icon {
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position: absolute;
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top: -10px;
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right: -10px;
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z-index: 1;
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width: 20px !important;
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height: 20px !important;
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}
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</style>
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