Files
yudao-ui-admin-vben/apps/web-antd/src/views/iot/home/modules/device-count-card.vue

85 lines
1.9 KiB
Vue

<script setup lang="ts">
import type { IotStatisticsApi } from '#/api/iot/statistics';
import { computed, nextTick, onMounted, ref, watch } from 'vue';
import { EchartsUI, useEcharts } from '@vben/plugins/echarts';
import { Card, Empty } from 'ant-design-vue';
import { getDeviceCountPieChartOptions } from '../chart-options';
defineOptions({ name: 'DeviceCountCard' });
const props = defineProps<{
loading?: boolean;
statsData: IotStatisticsApi.StatisticsSummary;
}>();
const deviceCountChartRef = ref();
const { renderEcharts } = useEcharts(deviceCountChartRef);
/** 是否有数据 */
const hasData = computed(() => {
if (!props.statsData) return false;
const categories = Object.entries(
props.statsData.productCategoryDeviceCounts || {},
);
return categories.length > 0 && props.statsData.deviceCount !== 0;
});
/** 初始化图表 */
async function initChart() {
if (!hasData.value) {
return;
}
await nextTick();
const data = Object.entries(
props.statsData.productCategoryDeviceCounts,
).map(([name, value]) => ({ name, value }));
renderEcharts(getDeviceCountPieChartOptions(data));
}
/** 监听数据变化 */
watch(
() => props.statsData,
() => {
initChart();
},
{ deep: true },
);
/** 组件挂载时初始化图表 */
onMounted(() => {
initChart();
});
</script>
<template>
<Card title="设备数量统计" :loading="loading" class="h-full">
<div
v-if="loading && !hasData"
class="flex h-[300px] items-center justify-center"
>
<Empty description="加载中..." />
</div>
<div
v-else-if="!hasData"
class="flex h-[300px] items-center justify-center"
>
<Empty description="暂无数据" />
</div>
<div v-else>
<EchartsUI ref="deviceCountChartRef" class="h-[400px] w-full" />
</div>
</Card>
</template>
<style scoped>
:deep(.ant-card-body) {
padding: 20px;
}
</style>