<!--
    本组件参考 arco-pro 的实现 将 ts 改为 js 写法
    https://github.com/arco-design/arco-design-pro-vue/blob/main/arco-design-pro-vite/src/views/dashboard/workplace/components/content-chart.vue
    @auther: bypanghu<bypanghu@163.com>
    @date: 2024/5/8
    @desc: 人数统计图表
!-->

<template>
  <Chart :height="height" :option="chartOption" />
</template>

<script setup>
import Chart from "@/components/charts/index.vue";
import useChartOption from '@/hooks/charts';
import { graphic } from 'echarts'
import { ref } from 'vue';
import { storeToRefs } from "pinia"
import { useAppStore } from '@/pinia'
const appStore = useAppStore()
const { config } = storeToRefs(appStore)

const  prop = defineProps({
  height: {
    type: String,
    default: '128px',
  },
  data : {
    type : Array,
    default : () => []
  }
})
const  graphicFactory = (side) => {
  return {
    type: 'text',
    bottom: '8',
    ...side,
    style: {
      text: '',
      textAlign: 'center',
      fill: '#4E5969',
      fontSize: 12,
    },
  };
}
const graphicElements = ref([
  graphicFactory({ left: '5%' }),
  graphicFactory({ right: 0 }),
]);
const { chartOption } = useChartOption(() => {
  return {
    grid: {
      left: '40',
      right: '0',
      top: '10',
      bottom: '30',
    },
    xAxis: {
      type: 'category',
      offset: 2,
      show : false,
      boundaryGap: false,
      axisLine: {
        show: false,
      },
      axisTick: {
        show: false,
      },
      splitLine: {
        show: false,
      },

    },
    yAxis: {
      type: 'value',
      show: false,
      axisLine: {
        show: false,
      },
      axisLabel: {
        show: false
      },
      splitLine: {
        show: false,
      },
    },
    graphic: {
      elements: graphicElements.value,
    },
    series: [
      {
        data: prop.data,
        type: 'line',
        smooth: true,
        symbolSize: 12,
        emphasis: {
          focus: 'series',
          itemStyle: {
            borderWidth: 2,
          },
        },
        lineStyle: {
          width: 3,
          color: new graphic.LinearGradient(0, 0, 1, 0, [
            {
              offset: 0,
              color: `${config.value.primaryColor}32`,
            },
            {
              offset: 0.5,
              color: `${config.value.primaryColor}64`,
            },
            {
              offset: 1,
              color: `${config.value.primaryColor}FF`,
            },
          ]),
        },
        showSymbol: false,
        areaStyle: {
          opacity: 0.8,
          color: new graphic.LinearGradient(0, 0, 0, 1, [
            {
              offset: 0,
              color: `${config.value.primaryColor}20`,
            },
            {
              offset: 1,
              color: `${config.value.primaryColor}08`,
            },
          ]),
        },
      },
    ],
  };
});
</script>

<style scoped lang="scss">

</style>
