import { col } from '../csv.js';
import {
  PALETTE, FONT, axisCommon, periodAxis, titleStyle, legendStyle,
  lineSeries, footnote, watermarks, LAYOUT,
} from '../theme.js';

/**
 * 泡泡玛特资产结构演变图
 * 堆叠柱状图展示资产配置，折线图展示总资产增长
 */
export function assetsChart(rows, { width, height }) {
  const periods = col(rows, 'period');

  return {
    backgroundColor: '#fff',
    title: {
      ...titleStyle,
      text: '泡泡玛特资产结构演变（2020H1-2026H1）',
      subtext: '单位：亿元',
    },
    legend: {
      ...legendStyle,
      top: LAYOUT.legendTop,
      data: ['类现金', '应收账款', '投资资产', '经营类资产', '资产总计'].map(name => ({
        name,
        icon: name === '资产总计' ? 'emptyCircle' : 'rect',  // 总计是折线，其他是柱
      })),
    },
    grid: { left: 78, right: 82, top: LAYOUT.gridTop, bottom: 90 },
    tooltip: {
      trigger: 'axis',
      axisPointer: { type: 'shadow' },
      textStyle: { fontFamily: FONT },
    },
    xAxis: { ...periodAxis, data: periods },
    yAxis: [
      {
        ...axisCommon,
        type: 'value',
        name: '金额（亿元）',
        nameLocation: 'middle',
        nameGap: 52,
        nameTextStyle: { color: PALETTE.grey, fontSize: 13, fontFamily: FONT },
        min: 0,
        max: 350,
        interval: 50,
      },
      {
        ...axisCommon,
        type: 'value',
        name: '资产总计（亿元）',
        nameLocation: 'middle',
        nameGap: 58,
        nameRotate: -90,
        nameTextStyle: { color: PALETTE.grey, fontSize: 13, fontFamily: FONT },
        min: 0,
        max: 350,
        interval: 50,
        splitLine: { show: false },
      },
    ],
    series: [
      {
        name: '类现金',
        type: 'bar',
        stack: 'assets',
        data: col(rows, 'cash_like'),
        itemStyle: { color: PALETTE.blue },
        emphasis: { focus: 'series' },
      },
      {
        name: '应收账款',
        type: 'bar',
        stack: 'assets',
        data: col(rows, 'receivables'),
        itemStyle: { color: PALETTE.orange },
        emphasis: { focus: 'series' },
      },
      {
        name: '投资资产',
        type: 'bar',
        stack: 'assets',
        data: col(rows, 'investment'),
        itemStyle: { color: PALETTE.purple },
        emphasis: { focus: 'series' },
      },
      {
        name: '经营类资产',
        type: 'bar',
        stack: 'assets',
        data: col(rows, 'operating_assets'),
        itemStyle: { color: PALETTE.sage },
        emphasis: { focus: 'series' },
      },
      {
        ...lineSeries({
          name: '资产总计',
          data: col(rows, 'total_assets'),
          color: PALETTE.red,
          labelPosition: 'top',
          formatter: (p) => p.value.toFixed(1),
          width: 3,
        }),
        yAxisIndex: 1,
        z: 10,
      },
    ],
    graphic: [
      ...watermarks(width, height),
      footnote('数据来源：泡泡玛特财报 | @思考的Joey'),
    ],
  };
}