export function toEchartsData(list, option) {
  option.legend['data'] = [];
  option.yAxis.length = list.length;
  option.yAxis.series = list.length;
  list.forEach((item: any, index) => {
    option.legend['data'].push(`${item['legend']}(${item['unit']})`);
    const yAxiObj = {
      type: 'value',
      position: item['yaxispos'],
      axisLabel: { formatter: `{value} ${item['unit']}` },
    };
    const serieObj = {
      name: `${item['legend']}(${item['unit']})`,
      type: item['linetype'],
      yAxisIndex: item['sort'],
    };
    if (!option.yAxis[index]) {
      option.yAxis[index] = yAxiObj;
    } else {
      Object.assign(option.yAxis[index], yAxiObj);
    }
    if (!option.series[index]) {
      option.series[index] = serieObj;
    } else {
      Object.assign(option.series[index], serieObj);
    }
  });
  return option;
}