admin-vue3/src/views/mall/promotion/point/components/PointShowcase.vue

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