index.vue
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<template>
<v-chart ref="vChartRef" :init-options="initOptions" :theme="themeColor" :option="option" :manual-update="isPreview()"
:update-options="{
replaceMerge: replaceMergeArr
}" autoresize></v-chart>
</template>
<script setup lang="ts">
import { ref, nextTick, computed, watch, PropType } from 'vue'
import VChart from 'vue-echarts'
import { useCanvasInitOptions } from '@/hooks/useCanvasInitOptions.hook'
import { use } from 'echarts/core'
import { CanvasRenderer } from 'echarts/renderers'
import { BarChart } from 'echarts/charts'
import config, { includes, seriesItem } from './config'
import { mergeTheme } from '@/packages/public/chart'
import { useChartDataFetch } from '@/hooks'
import { CreateComponentType } from '@/packages/index.d'
import { useChartEditStore } from '@/store/modules/chartEditStore/chartEditStore'
import { isPreview } from '@/utils'
import { DatasetComponent, GridComponent, TooltipComponent, LegendComponent } from 'echarts/components'
import isObject from 'lodash/isObject'
import cloneDeep from 'lodash/cloneDeep'
const props = defineProps({
themeSetting: {
type: Object,
required: true
},
themeColor: {
type: Object,
required: true
},
chartConfig: {
type: Object as PropType<config>,
required: true
}
})
const initOptions = useCanvasInitOptions(props.chartConfig.option, props.themeSetting)
use([DatasetComponent, CanvasRenderer, BarChart, GridComponent, TooltipComponent, LegendComponent])
const replaceMergeArr = ref<string[]>()
const option = computed(() => {
return mergeTheme(props.chartConfig.option, props.themeSetting, includes)
})
// dataset 无法变更条数的补丁
watch(
() => props.chartConfig.option.dataset,
(newData: { dimensions: any }, oldData) => {
try {
if (!isObject(newData) || !('dimensions' in newData)) return
if (Array.isArray(newData?.dimensions)) {
const seriesArr = []
// 对oldData进行判断，防止传入错误数据之后对旧维度判断产生干扰
// 此处计算的是dimensions的Y轴维度，若是dimensions.length为0或1，则默认为1，排除X轴维度干扰
const oldDimensions = Array.isArray(oldData?.dimensions)&&oldData.dimensions.length >= 1 ? oldData.dimensions.length : 1;
const newDimensions = newData.dimensions.length >= 1 ? newData.dimensions.length : 1;
const dimensionsGap = newDimensions - oldDimensions;
if (dimensionsGap < 0) {
props.chartConfig.option.series.splice(newDimensions - 1)
} else if (dimensionsGap > 0) {
if(!oldData || !oldData?.dimensions || !Array.isArray(oldData?.dimensions) || !oldData?.dimensions.length ) {
props.chartConfig.option.series=[]
}
for (let i = 0; i < dimensionsGap; i++) {
seriesArr.push(cloneDeep(seriesItem))
}
props.chartConfig.option.series.push(...seriesArr)
}
replaceMergeArr.value = ['series']
nextTick(() => {
replaceMergeArr.value = []
})
}
} catch (error) {
console.log(error)
}
},
{
deep: false
}
)
const { vChartRef } = useChartDataFetch(props.chartConfig, useChartEditStore)
</script>