import { col } from '../csv.js';
import {
  FINANCIAL_COLORS, PALETTE, FONT, axisCommon, standalonePeriodAxis, titleStyle, standardLegend,
  financialViewLabel, barSeries, lineSeries, footnote, watermarks, LAYOUT,
} from '../theme.js';

/** 泡泡玛特存货余额与同报告期同比：存货为期末时点数。 */
export function inventoryBalanceChart(rows, { width, height, view = 'all' }) {
  const yoy = col(rows, 'yoy').filter(Number.isFinite);
  const yoyMin = Math.min(0, Math.floor(Math.min(...yoy) / 20) * 20);
  const yoyMax = Math.max(50, Math.ceil(Math.max(...yoy) / 50) * 50);
  const barWidth = view === 'all' ? 28.8 : 60.8;

  return {
    backgroundColor: '#fff',
    title: {
      ...titleStyle,
      text: `泡泡玛特存货余额及同比（${financialViewLabel(view)}）`,
      subtext: '柱状为报告期末存货余额；折线为同报告期同比（H1 对 H1、全年对全年）',
    },
    legend: standardLegend(['存货余额', '存货同比']),
    grid: { left: 78, right: 82, top: LAYOUT.gridTop, bottom: 90 },
    tooltip: {
      trigger: 'axis',
      axisPointer: { type: 'shadow' },
      textStyle: { fontFamily: FONT },
      valueFormatter: (value) => `${value.toFixed(1)}`,
    },
    xAxis: { ...standalonePeriodAxis, data: col(rows, 'period') },
    yAxis: [
      {
        ...axisCommon,
        type: 'value',
        name: '存货余额（亿元）',
        nameLocation: 'middle',
        nameGap: 52,
        nameTextStyle: { color: PALETTE.grey, fontSize: 13, fontFamily: FONT },
        min: 0,
      },
      {
        ...axisCommon,
        type: 'value',
        name: '同比（%）',
        nameLocation: 'middle',
        nameGap: 58,
        nameRotate: -90,
        nameTextStyle: { color: PALETTE.grey, fontSize: 13, fontFamily: FONT },
        min: yoyMin,
        max: yoyMax,
        interval: (yoyMax - yoyMin) / 5,
        axisLabel: { ...axisCommon.axisLabel, formatter: '{value}%' },
        splitLine: { show: false },
      },
    ],
    series: [
      {
        ...barSeries({
          name: '存货余额',
          data: col(rows, 'inventory'),
          color: FINANCIAL_COLORS.investingCashFlow,
          barWidth,
          formatter: (point) => point.value.toFixed(1),
        }),
        emphasis: { focus: 'series' },
      },
      {
        ...lineSeries({
          name: '存货同比',
          data: col(rows, 'yoy'),
          color: FINANCIAL_COLORS.cashConversion,
          formatter: (point) => `${point.value.toFixed(1)}%`,
        }),
        yAxisIndex: 1,
        z: 10,
      },
    ],
    graphic: [
      ...watermarks(width, height),
      footnote('数据来源：泡泡玛特历年合并资产负债表；存货为报告期末时点数 | @Joey知行记'),
    ],
  };
}