143 lines
3.1 KiB
Vue
143 lines
3.1 KiB
Vue
<script setup lang="ts">
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import type { IotStatisticsApi } from '#/api/iot/statistics';
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import { computed, nextTick, onMounted, ref, watch } from 'vue';
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import { EchartsUI, useEcharts } from '@vben/plugins/echarts';
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import { Card, Empty } from 'ant-design-vue';
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defineOptions({ name: 'DeviceCountCard' });
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const props = defineProps<{
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loading?: boolean;
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statsData: IotStatisticsApi.StatisticsSummary;
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}>();
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const deviceCountChartRef = ref();
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const { renderEcharts } = useEcharts(deviceCountChartRef);
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/** 是否有数据 */
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const hasData = computed(() => {
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if (!props.statsData) return false;
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const categories = Object.entries(
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props.statsData.productCategoryDeviceCounts || {},
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);
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return categories.length > 0 && props.statsData.deviceCount !== 0;
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});
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/** 初始化图表 */
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function initChart() {
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if (!hasData.value) return;
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nextTick(() => {
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const data = Object.entries(
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props.statsData.productCategoryDeviceCounts,
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).map(([name, value]) => ({ name, value }));
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renderEcharts({
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tooltip: {
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trigger: 'item',
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formatter: '{b}: {c} 个 ({d}%)',
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},
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legend: {
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type: 'scroll',
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orient: 'horizontal',
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bottom: '10px',
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left: 'center',
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icon: 'circle',
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itemWidth: 10,
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itemHeight: 10,
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itemGap: 12,
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textStyle: {
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fontSize: 12,
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},
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pageButtonPosition: 'end',
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pageIconSize: 12,
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pageTextStyle: {
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fontSize: 12,
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},
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pageFormatter: '{current}/{total}',
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},
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series: [
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{
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name: '设备数量',
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type: 'pie',
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radius: ['35%', '55%'],
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center: ['50%', '40%'],
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avoidLabelOverlap: false,
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itemStyle: {
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borderRadius: 8,
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borderColor: '#fff',
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borderWidth: 2,
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},
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label: {
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show: false,
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},
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emphasis: {
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label: {
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show: true,
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fontSize: 16,
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fontWeight: 'bold',
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},
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itemStyle: {
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shadowBlur: 10,
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shadowOffsetX: 0,
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shadowColor: 'rgba(0, 0, 0, 0.5)',
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},
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},
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labelLine: {
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show: false,
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},
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data,
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},
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],
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});
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});
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}
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/** 监听数据变化 */
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watch(
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() => props.statsData,
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() => {
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initChart();
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},
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{ deep: true },
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);
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/** 组件挂载时初始化图表 */
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onMounted(() => {
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initChart();
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});
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</script>
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<template>
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<Card title="设备数量统计" :loading="loading" class="chart-card">
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<div
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v-if="loading && !hasData"
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class="flex h-[300px] items-center justify-center"
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>
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<Empty description="加载中..." />
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</div>
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<div
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v-else-if="!hasData"
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class="flex h-[300px] items-center justify-center"
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>
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<Empty description="暂无数据" />
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</div>
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<div v-else>
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<EchartsUI ref="deviceCountChartRef" class="h-[400px] w-full" />
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</div>
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</Card>
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</template>
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<style scoped>
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.chart-card {
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height: 100%;
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}
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.chart-card :deep(.ant-card-body) {
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padding: 20px;
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}
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</style>
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