<template>
  <div>
    <div id="chart">
      <apexchart
        type="sunburst"
        height="360"
        :options="chartOptions"
        :series="series"
      ></apexchart>
    </div>
  </div>
</template>

<script>
import VueApexCharts from 'vue-apexcharts'

export default {
  components: {
    apexchart: VueApexCharts,
  },
  data: function () {
    return {
      series: [
        {
          data: [
            {
              x: 'Engineering',
              y: 46,
              children: [
                { x: 'Platform', y: 24 },
                { x: 'Product', y: 14 },
                { x: 'QA', y: 8 },
              ],
            },
            {
              x: 'Sales',
              y: 28,
              children: [
                { x: 'Field', y: 18 },
                { x: 'Inside', y: 10 },
              ],
            },
            {
              x: 'Marketing',
              y: 16,
              children: [
                { x: 'Brand', y: 9 },
                { x: 'Growth', y: 7 },
              ],
            },
            {
              x: 'Operations',
              y: 10,
              children: [
                { x: 'People', y: 6 },
                { x: 'Finance', y: 4 },
              ],
            },
          ],
        },
      ],
      chartOptions: {
        chart: {
          type: 'sunburst',
          height: 360,
        },
        colors: ['#6366F1', '#0EA5E9', '#22C55E', '#F97316'],
        legend: {
          position: 'bottom',
        },
        title: {
          text: 'Annual budget allocation',
          align: 'left',
        },
        plotOptions: {
          sunburst: {
            startAngle: -90,
            endAngle: 90,
            innerSize: '30%',
            borderRadius: 4,
            spacing: 2,
          },
        },
        stroke: {
          width: 1,
          colors: ['#fff'],
        },
      },
    }
  },
}
</script>

<style>
#chart {
  max-width: 560px;
  margin: 35px auto;
}
</style>