import { palette as C, SCORE_BANDS } from './data'

const tipOpt = {
  backgroundColor: 'rgba(12,43,94,.94)',
  borderWidth: 0,
  textStyle: { color: '#fff', fontSize: 12 },
  padding: [8, 12],
  extraCssText: 'box-shadow:0 6px 18px rgba(12,43,94,.3);border-radius:6px;',
}

function axisStyle(opts = {}) {
  return {
    axisLine: { lineStyle: { color: '#E4E9F2' } },
    axisTick: { show: false },
    axisLabel: { color: C.mut, fontSize: 11 },
    splitLine: { lineStyle: { color: '#F2F5FA', type: 'dashed' } },
    ...opts,
  }
}

// ===== 综合评分仪表盘 =====
export function scoreGaugeOption(current, previous) {
  const segColors = [
    [SCORE_BANDS[0].hi / 10, SCORE_BANDS[0].axisColor],
    [SCORE_BANDS[1].hi / 10, SCORE_BANDS[1].axisColor],
    [SCORE_BANDS[2].hi / 10, SCORE_BANDS[2].axisColor],
    [SCORE_BANDS[3].hi / 10, SCORE_BANDS[3].axisColor],
    [1,                       SCORE_BANDS[4].axisColor],
  ]

  return {
    tooltip: {
      ...tipOpt,
      formatter: (p) => `${p.name}：${p.value.toFixed(2)} 分`,
    },
    series: [
      {
        type: 'gauge',
        startAngle: 215,
        endAngle: -35,
        min: 0,
        max: 10,
        radius: '88%',
        center: ['50%', '62%'],
        progress: { show: false },
        axisLine: {
          lineStyle: {
            width: 24,
            color: segColors,
            shadowColor: 'rgba(0,0,0,0.05)',
            shadowBlur: 6,
          },
        },
        pointer: {
          length: '64%',
          width: 5,
          itemStyle: { color: C.ink },
        },
        anchor: {
          show: true,
          showAbove: true,
          size: 14,
          itemStyle: {
            borderColor: C.ink,
            borderWidth: 2,
            color: '#fff',
          },
        },
        axisTick: {
          distance: -24,
          length: 6,
          lineStyle: { color: '#fff', width: 1 },
        },
        splitLine: {
          distance: -28,
          length: 12,
          lineStyle: { color: '#fff', width: 2 },
        },
        axisLabel: {
          distance: -36,
          color: C.mut,
          fontSize: 10,
          formatter: (v) => v.toFixed(0),
        },
        title: { show: false },
        detail: {
          valueAnimation: true,
          formatter: (v) => `{val|${v.toFixed(2)}}{sub|分}`,
          rich: {
            val: { fontSize: 38, fontWeight: 700, color: C.ink, fontFamily: 'DIN, sans-serif' },
            sub: { fontSize: 14, color: C.mut, padding: [0, 0, 0, 4] },
          },
          offsetCenter: [0, '72%'],
        },
        data: [{ value: current, name: '综合评分' }],
      },
    ],
  }
}

// ===== 一级类别综合得分（柱状对比 本期 vs 上期） =====
export function categoryBarOption(currList, prevList) {
  const cats = currList.map((c) => c.name)
  return {
    tooltip: {
      ...tipOpt,
      trigger: 'axis',
      axisPointer: { type: 'shadow' },
    },
    legend: {
      data: ['本期', '上期'],
      top: 4,
      textStyle: { color: C.mut, fontSize: 11 },
      itemWidth: 12,
    },
    grid: { top: 30, left: 8, right: 24, bottom: 28, containLabel: true },
    xAxis: {
      type: 'category',
      data: cats,
      ...axisStyle({ axisLabel: { color: C.mut, fontSize: 11 } }),
    },
    yAxis: {
      type: 'value',
      min: 0,
      max: 10,
      interval: 2,
      ...axisStyle(),
    },
    series: [
      {
        name: '本期',
        type: 'bar',
        barWidth: 22,
        data: currList.map((c) => c.score.toFixed(2)),
        itemStyle: { color: C.brand, borderRadius: [3, 3, 0, 0] },
        label: { show: true, position: 'top', color: C.ink, fontSize: 11, fontWeight: 600 },
      },
      {
        name: '上期',
        type: 'bar',
        barWidth: 22,
        data: prevList.map((c) => c.score.toFixed(2)),
        itemStyle: { color: C.faint, borderRadius: [3, 3, 0, 0], opacity: 0.6 },
        label: { show: true, position: 'top', color: C.mut, fontSize: 11 },
      },
    ],
  }
}

// ===== 分项评分雷达图 =====
export function factorRadarOption(factors) {
  return {
    tooltip: {
      ...tipOpt,
      formatter: (p) => `${p.name}：${p.value.toFixed(2)} 分`,
    },
    legend: {
      data: ['本期', '上期'],
      top: 4,
      textStyle: { color: C.mut, fontSize: 11 },
      itemWidth: 12,
    },
    radar: {
      indicator: factors.map((f) => ({ name: f.name, max: 10 })),
      center: ['50%', '56%'],
      radius: '68%',
      splitNumber: 5,
      axisName: { color: C.mut, fontSize: 11 },
      splitLine: { lineStyle: { color: '#E4E9F2' } },
      splitArea: {
        areaStyle: {
          color: ['#FAFBFE', '#fff'],
        },
      },
      axisLine: { lineStyle: { color: '#E4E9F2' } },
    },
    series: [
      {
        type: 'radar',
        symbolSize: 4,
        emphasis: { areaStyle: { opacity: 0.4 } },
        data: [
          {
            name: '本期',
            value: factors.map((f) => f.current),
            lineStyle: { color: C.brand, width: 2 },
            itemStyle: { color: C.brand },
            areaStyle: { color: 'rgba(21,82,208,0.18)' },
          },
          {
            name: '上期',
            value: factors.map((f) => f.previous),
            lineStyle: { color: C.faint, width: 1.5, type: 'dashed' },
            itemStyle: { color: C.faint },
            areaStyle: { color: 'rgba(152,165,189,0.18)' },
          },
        ],
      },
    ],
  }
}

// ===== 类别贡献度（横向条形图，按权重×得分贡献） =====
export function categoryContribOption(categoryWeighted) {
  const cats = categoryWeighted.map((c) => c.name)
  return {
    tooltip: {
      ...tipOpt,
      trigger: 'axis',
      axisPointer: { type: 'shadow' },
      formatter: (p) => {
        const i = p[0].dataIndex
        const c = categoryWeighted[i]
        return `${c.name}<br/>权重 ${c.weight.toFixed(2)}% · 加权贡献 ${(c.score * c.weight / 100).toFixed(3)}`
      },
    },
    grid: { top: 16, left: 8, right: 24, bottom: 28, containLabel: true },
    xAxis: {
      type: 'value',
      min: 0,
      max: 10,
      ...axisStyle(),
    },
    yAxis: {
      type: 'category',
      data: cats,
      ...axisStyle({ axisLabel: { color: C.ink, fontSize: 11.5 } }),
    },
    series: [
      {
        type: 'bar',
        barWidth: 18,
        data: categoryWeighted.map((c) => c.score.toFixed(2)),
        itemStyle: {
          color: (params) => categoryWeighted[params.dataIndex].color,
          borderRadius: [0, 4, 4, 0],
        },
        label: { show: true, position: 'right', color: C.ink, fontSize: 11, fontWeight: 600 },
        markLine: {
          symbol: ['none', 'none'],
          data: [
            { xAxis: 4, lineStyle: { color: C.mut, type: 'dashed', width: 1 }, label: { show: true, position: 'end', formatter: '中性下沿 4', color: C.mut, fontSize: 10 } },
            { xAxis: 6, lineStyle: { color: C.mut, type: 'dashed', width: 1 }, label: { show: true, position: 'end', formatter: '中性上沿 6', color: C.mut, fontSize: 10 } },
          ],
        },
      },
    ],
  }
}

// ===== 4.2.2 新增板块 =====

// ===== 双系列 营收/利润同比 =====
export function revenueProfitLineOption(series) {
  const dates = series.map((s) => s[0])
  const rev = series.map((s) => s[1])
  const pro = series.map((s) => s[2])
  return {
    tooltip: {
      ...tipOpt,
      trigger: 'axis',
      axisPointer: { type: 'line' },
      valueFormatter: (v) => `${v.toFixed(2)}%`,
    },
    legend: {
      data: [
        { name: '营收同比', itemStyle: { color: C.brand } },
        { name: '利润同比', itemStyle: { color: C.up } },
      ],
      top: 4,
      textStyle: { color: C.mut, fontSize: 11 },
      itemWidth: 14,
    },
    grid: { top: 36, left: 50, right: 24, bottom: 32, containLabel: true },
    xAxis: { type: 'category', data: dates, ...axisStyle({ axisLabel: { color: C.mut, fontSize: 10.5 } }) },
    yAxis: { type: 'value', ...axisStyle({ axisLabel: { color: C.mut, fontSize: 11, formatter: '{value}%' } }) },
    series: [
      { name: '营收同比', type: 'line', data: rev, symbol: 'none', smooth: true, lineStyle: { color: C.brand, width: 2.2 } },
      { name: '利润同比', type: 'line', data: pro, symbol: 'none', smooth: true, lineStyle: { color: C.up, width: 2.2 } },
    ],
  }
}

// ===== PE / PB 估值带 =====
function priceBandOption(series, opts, closeSeries) {
  const dates = series.map((s) => s[0])
  const mid = series.map((s) => s[1])
  const up = series.map((s) => s[2])
  const dn = series.map((s) => s[3])
  const cur = series.map((s) => s[4])
  const hasClose = Array.isArray(closeSeries) && closeSeries.length > 0
  const closeMap = hasClose ? new Map(closeSeries.map(([d, v]) => [d, v])) : null
  const closeAligned = hasClose ? dates.map((d) => (closeMap.has(d) ? closeMap.get(d) : null)) : []
  const lastClose = hasClose ? closeSeries[closeSeries.length - 1][1] : null
  const lastCloseDate = hasClose ? closeSeries[closeSeries.length - 1][0] : null
  const legendData = [
    { name: '当前', itemStyle: { color: opts.curColor } },
    { name: '上轨', itemStyle: { color: C.faint } },
    { name: '中枢', itemStyle: { color: C.mut } },
    { name: '下轨', itemStyle: { color: C.faint } },
  ]
  if (hasClose) legendData.push({ name: '指数走势', itemStyle: { color: C.warn } })
  return {
    tooltip: {
      ...tipOpt,
      trigger: 'axis',
      axisPointer: { type: 'line' },
      valueFormatter: (v) => v.toFixed(opts.toFixed || 2),
    },
    legend: {
      data: legendData,
      top: 4,
      textStyle: { color: C.mut, fontSize: 11 },
      itemWidth: 14,
    },
    grid: { top: 36, left: 50, right: hasClose ? 60 : 24, bottom: 32, containLabel: true },
    xAxis: { type: 'category', data: dates, ...axisStyle({ axisLabel: { color: C.mut, fontSize: 10.5 } }) },
    yAxis: hasClose
      ? [
          { type: 'value', name: opts.toFixed === 3 ? 'PB' : 'PE', nameTextStyle: { color: opts.curColor, fontSize: 10.5, padding: [0, 0, 0, -28] }, position: 'left', ...axisStyle() },
          { type: 'value', name: '指数走势', nameTextStyle: { color: C.warn, fontSize: 10.5, padding: [0, -28, 0, 0] }, position: 'right', ...axisStyle({ splitLine: { show: false } }) },
        ]
      : { type: 'value', ...axisStyle() },
    series: [
      { name: '下轨', type: 'line', data: dn, symbol: 'none', smooth: true, lineStyle: { color: C.faint, type: 'dashed', width: 1 }, z: 1 },
      { name: '上轨', type: 'line', data: up, symbol: 'none', smooth: true, lineStyle: { color: C.faint, type: 'dashed', width: 1 }, z: 1 },
      {
        name: '中枢', type: 'line', data: mid, symbol: 'none', smooth: true, lineStyle: { color: C.mut, width: 1.2 }, z: 2,
        areaStyle: {
          color: {
            type: 'linear', x: 0, y: 0, x2: 0, y2: 1,
            colorStops: [
              { offset: 0, color: 'rgba(152,165,189,0.10)' },
              { offset: 1, color: 'rgba(152,165,189,0.02)' },
            ],
          },
        },
      },
      {
        name: '当前', type: 'line', data: cur, symbol: 'none', smooth: true, lineStyle: { color: opts.curColor, width: 2.4 }, z: 3,
        markPoint: {
          symbol: 'circle', symbolSize: 8,
          itemStyle: { color: opts.curColor, borderColor: '#fff', borderWidth: 2 },
          label: { formatter: (p) => p.value.toFixed(opts.toFixed || 2), color: opts.curColor, fontSize: 10.5, position: 'top', fontWeight: 600 },
          data: [{ name: '当前', value: cur[cur.length - 1], xAxis: dates[dates.length - 1], yAxis: cur[cur.length - 1] }],
        },
      },
      ...(hasClose ? [{
        name: '指数走势',
        type: 'line',
        yAxisIndex: 1,
        data: closeAligned,
        symbol: 'none',
        smooth: true,
        lineStyle: { color: C.warn, width: 1.6 },
        z: 4,
        markPoint: {
          symbol: 'circle', symbolSize: 7,
          itemStyle: { color: C.warn, borderColor: '#fff', borderWidth: 2 },
          label: { formatter: (p) => p.value.toFixed(0), color: C.warn, fontSize: 10, position: 'bottom', fontWeight: 600 },
          data: [{ name: '当前指数走势', value: lastClose, xAxis: lastCloseDate, yAxis: lastClose }],
        },
      }] : []),
    ],
  }
}
export function peBandOption(series, closeSeries) { return priceBandOption(series, { curColor: C.brand, toFixed: 2 }, closeSeries) }
export function pbBandOption(series, closeSeries) { return priceBandOption(series, { curColor: C.brandD, toFixed: 3 }, closeSeries) }

// ===== 股息率 =====
export function dividendLineOption(series, closeSeries) {
  const dates = series.map((s) => s[0])
  const values = series.map((s) => s[1])
  const hasClose = Array.isArray(closeSeries) && closeSeries.length > 0
  const closeMap = hasClose ? new Map(closeSeries.map(([d, v]) => [d, v])) : null
  const closeAligned = hasClose ? dates.map((d) => (closeMap.has(d) ? closeMap.get(d) : null)) : []
  const lastClose = hasClose ? closeSeries[closeSeries.length - 1][1] : null
  const lastCloseDate = hasClose ? closeSeries[closeSeries.length - 1][0] : null
  const legendData = [{ name: '股息率', itemStyle: { color: C.warn } }]
  if (hasClose) legendData.push({ name: '指数走势', itemStyle: { color: C.brand } })
  return {
    tooltip: {
      ...tipOpt,
      trigger: 'axis',
      axisPointer: { type: 'line' },
      valueFormatter: (v) => `${v.toFixed(2)}%`,
    },
    legend: {
      data: legendData,
      top: 4,
      textStyle: { color: C.mut, fontSize: 11 },
      itemWidth: 14,
    },
    grid: { top: 36, left: 50, right: hasClose ? 60 : 24, bottom: 32, containLabel: true },
    xAxis: { type: 'category', data: dates, ...axisStyle({ axisLabel: { color: C.mut, fontSize: 10.5 } }) },
    yAxis: hasClose
      ? [
          { type: 'value', name: '股息率', nameTextStyle: { color: C.warn, fontSize: 10.5, padding: [0, 0, 0, -28] }, position: 'left', ...axisStyle({ axisLabel: { color: C.mut, fontSize: 11, formatter: '{value}%' } }) },
          { type: 'value', name: '指数走势', nameTextStyle: { color: C.brand, fontSize: 10.5, padding: [0, -28, 0, 0] }, position: 'right', ...axisStyle({ splitLine: { show: false } }) },
        ]
      : { type: 'value', ...axisStyle({ axisLabel: { color: C.mut, fontSize: 11, formatter: '{value}%' } }) },
    series: [
      {
        name: '股息率',
        type: 'line',
        data: values,
        symbol: 'none',
        smooth: true,
        lineStyle: { color: C.warn, width: 2.4 },
        areaStyle: {
          color: {
            type: 'linear', x: 0, y: 0, x2: 0, y2: 1,
            colorStops: [
              { offset: 0, color: 'rgba(232,145,45,0.28)' },
              { offset: 1, color: 'rgba(232,145,45,0.02)' },
            ],
          },
        },
        markPoint: {
          symbol: 'circle', symbolSize: 8,
          itemStyle: { color: C.warn, borderColor: '#fff', borderWidth: 2 },
          label: { formatter: (p) => `${p.value.toFixed(2)}%`, color: C.warn, fontSize: 10.5, position: 'top', fontWeight: 600 },
          data: [{ name: '当前', value: values[values.length - 1], xAxis: dates[dates.length - 1], yAxis: values[values.length - 1] }],
        },
      },
      ...(hasClose ? [{
        name: '指数走势',
        type: 'line',
        yAxisIndex: 1,
        data: closeAligned,
        symbol: 'none',
        smooth: true,
        lineStyle: { color: C.brand, width: 1.6 },
        markPoint: {
          symbol: 'circle', symbolSize: 7,
          itemStyle: { color: C.brand, borderColor: '#fff', borderWidth: 2 },
          label: { formatter: (p) => p.value.toFixed(0), color: C.brand, fontSize: 10, position: 'bottom', fontWeight: 600 },
          data: [{ name: '当前指数走势', value: lastClose, xAxis: lastCloseDate, yAxis: lastClose }],
        },
      }] : []),
    ],
  }
}

// ===== ERP =====
export function erpLineOption(series, closeSeries) {
  const dates = series.map((s) => s[0])
  const values = series.map((s) => s[1])
  const hasClose = Array.isArray(closeSeries) && closeSeries.length > 0
  const closeMap = hasClose ? new Map(closeSeries.map(([d, v]) => [d, v])) : null
  const closeAligned = hasClose ? dates.map((d) => (closeMap.has(d) ? closeMap.get(d) : null)) : []
  const lastClose = hasClose ? closeSeries[closeSeries.length - 1][1] : null
  const lastCloseDate = hasClose ? closeSeries[closeSeries.length - 1][0] : null
  const legendData = [{ name: 'ERP', itemStyle: { color: C.brandD } }]
  if (hasClose) legendData.push({ name: '指数走势', itemStyle: { color: C.warn } })
  return {
    tooltip: {
      ...tipOpt,
      trigger: 'axis',
      axisPointer: { type: 'line' },
      valueFormatter: (v) => `${v.toFixed(2)}%`,
    },
    legend: {
      data: legendData,
      top: 4,
      textStyle: { color: C.mut, fontSize: 11 },
      itemWidth: 14,
    },
    grid: { top: 36, left: 50, right: hasClose ? 60 : 24, bottom: 32, containLabel: true },
    xAxis: { type: 'category', data: dates, ...axisStyle({ axisLabel: { color: C.mut, fontSize: 10.5 } }) },
    yAxis: hasClose
      ? [
          { type: 'value', name: 'ERP', nameTextStyle: { color: C.brandD, fontSize: 10.5, padding: [0, 0, 0, -28] }, position: 'left', ...axisStyle({ axisLabel: { color: C.mut, fontSize: 11, formatter: '{value}%' } }) },
          { type: 'value', name: '指数走势', nameTextStyle: { color: C.warn, fontSize: 10.5, padding: [0, -28, 0, 0] }, position: 'right', ...axisStyle({ splitLine: { show: false } }) },
        ]
      : { type: 'value', ...axisStyle({ axisLabel: { color: C.mut, fontSize: 11, formatter: '{value}%' } }) },
    series: [
      {
        name: 'ERP',
        type: 'line',
        data: values,
        symbol: 'none',
        smooth: true,
        lineStyle: { color: C.brandD, width: 2.4 },
        areaStyle: {
          color: {
            type: 'linear', x: 0, y: 0, x2: 0, y2: 1,
            colorStops: [
              { offset: 0, color: 'rgba(14,58,150,0.28)' },
              { offset: 1, color: 'rgba(14,58,150,0.02)' },
            ],
          },
        },
        // markLine: {
        //   symbol: ['none', 'none'],
        //   data: [
        //     { yAxis: 4.0, lineStyle: { color: C.mut, type: 'dashed', width: 1 }, label: { show: true, position: 'end', formatter: '历史中枢', color: C.mut, fontSize: 10 } },
        //   ],
        // },
        markPoint: {
          symbol: 'circle', symbolSize: 8,
          itemStyle: { color: C.brandD, borderColor: '#fff', borderWidth: 2 },
          label: { formatter: (p) => `${p.value.toFixed(2)}%`, color: C.brandD, fontSize: 10.5, position: 'top', fontWeight: 600 },
          data: [{ name: '当前', value: values[values.length - 1], xAxis: dates[dates.length - 1], yAxis: values[values.length - 1] }],
        },
      },
      ...(hasClose ? [{
        name: '指数走势',
        type: 'line',
        yAxisIndex: 1,
        data: closeAligned,
        symbol: 'none',
        smooth: true,
        lineStyle: { color: C.warn, width: 1.6 },
        markPoint: {
          symbol: 'circle', symbolSize: 7,
          itemStyle: { color: C.warn, borderColor: '#fff', borderWidth: 2 },
          label: { formatter: (p) => p.value.toFixed(0), color: C.warn, fontSize: 10, position: 'bottom', fontWeight: 600 },
          data: [{ name: '当前指数走势', value: lastClose, xAxis: lastCloseDate, yAxis: lastClose }],
        },
      }] : []),
    ],
  }
}

// ===== 换手率 + 成交额 双轴 =====
export function liquidityBarLineOption(series, closeSeries) {
  const dates = series.map((s) => s[0])
  const turnover = series.map((s) => s[1])
  const volume = series.map((s) => s[2])
  const hasClose = Array.isArray(closeSeries) && closeSeries.length > 0
  const closeMap = hasClose ? new Map(closeSeries.map(([d, v]) => [d, v])) : null
  const closeAligned = hasClose ? dates.map((d) => (closeMap.has(d) ? closeMap.get(d) : null)) : []
  const lastClose = hasClose ? closeSeries[closeSeries.length - 1][1] : null
  const lastCloseDate = hasClose ? closeSeries[closeSeries.length - 1][0] : null
  const legendData = [
    { name: '换手率', itemStyle: { color: C.brand } },
    { name: '成交额(千亿港元)', itemStyle: { color: C.up } },
  ]
  if (hasClose) legendData.push({ name: '指数走势', itemStyle: { color: C.warn } })
  return {
    tooltip: { ...tipOpt, trigger: 'axis', axisPointer: { type: 'shadow' } },
    legend: {
      data: legendData,
      top: 4,
      textStyle: { color: C.mut, fontSize: 11 },
      itemWidth: 14,
    },
    grid: { top: 36, left: 50, right: 60, bottom: 32, containLabel: true },
    xAxis: { type: 'category', data: dates, ...axisStyle({ axisLabel: { color: C.mut, fontSize: 10.5 } }) },
    yAxis: [
      { type: 'value', name: '换手率(%)', ...axisStyle({ axisLabel: { color: C.mut, fontSize: 11, formatter: '{value}%' }, nameTextStyle: { color: C.mut, fontSize: 10 } }) },
      { type: 'value', name: hasClose ? '成交额(千亿) / 指数走势' : '成交额(千亿)', ...axisStyle({ axisLabel: { color: C.mut, fontSize: 11 }, nameTextStyle: { color: C.mut, fontSize: 10 } }) },
    ],
    series: [
      { name: '换手率', type: 'bar', data: turnover, barWidth: 12, itemStyle: { color: 'rgba(21,82,208,0.65)', borderRadius: [3, 3, 0, 0] } },
      { name: '成交额(千亿港元)', type: 'line', yAxisIndex: 1, data: volume, symbol: 'none', smooth: true, lineStyle: { color: C.up, width: 2.2 } },
      ...(hasClose ? [{
        name: '指数走势',
        type: 'line',
        yAxisIndex: 1,
        data: closeAligned,
        symbol: 'none',
        smooth: true,
        lineStyle: { color: C.warn, width: 1.6 },
        markPoint: {
          symbol: 'circle', symbolSize: 7,
          itemStyle: { color: C.warn, borderColor: '#fff', borderWidth: 2 },
          label: { formatter: (p) => p.value.toFixed(0), color: C.warn, fontSize: 10, position: 'bottom', fontWeight: 600 },
          data: [{ name: '当前指数走势', value: lastClose, xAxis: lastCloseDate, yAxis: lastClose }],
        },
      }] : []),
    ],
  }
}

// ===== RSI 单线 =====
export function rsiLineOption(series, closeSeries) {
  const dates = series.map((s) => s[0])
  const values = series.map((s) => s[1])
  const hasClose = Array.isArray(closeSeries) && closeSeries.length > 0
  const closeMap = hasClose ? new Map(closeSeries.map(([d, v]) => [d, v])) : null
  const closeAligned = hasClose ? dates.map((d) => (closeMap.has(d) ? closeMap.get(d) : null)) : []
  const lastClose = hasClose ? closeSeries[closeSeries.length - 1][1] : null
  const lastCloseDate = hasClose ? closeSeries[closeSeries.length - 1][0] : null
  const legendData = [{ name: 'RSI', itemStyle: { color: C.brand } }]
  if (hasClose) legendData.push({ name: '指数走势', itemStyle: { color: C.warn } })
  return {
    tooltip: { ...tipOpt, trigger: 'axis', axisPointer: { type: 'line' }, valueFormatter: (v) => v.toFixed(2) },
    legend: {
      data: legendData,
      top: 4,
      textStyle: { color: C.mut, fontSize: 11 },
      itemWidth: 14,
    },
    grid: { top: 36, left: 50, right: hasClose ? 60 : 24, bottom: 32, containLabel: true },
    xAxis: { type: 'category', data: dates, ...axisStyle({ axisLabel: { color: C.mut, fontSize: 10.5 } }) },
    yAxis: hasClose
      ? [
          { type: 'value', min: 0, max: 100, interval: 25, ...axisStyle() },
          { type: 'value', name: '指数走势', position: 'right', ...axisStyle({ splitLine: { show: false }, nameTextStyle: { color: C.warn, fontSize: 10 } }) },
        ]
      : { type: 'value', min: 0, max: 100, interval: 25, ...axisStyle() },
    series: [
      {
        name: 'RSI', type: 'line', data: values, symbol: 'none', smooth: true,
        lineStyle: { color: C.brand, width: 2.4 },
        areaStyle: {
          color: {
            type: 'linear', x: 0, y: 0, x2: 0, y2: 1,
            colorStops: [
              { offset: 0, color: 'rgba(21,82,208,0.28)' },
              { offset: 1, color: 'rgba(21,82,208,0.02)' },
            ],
          },
        },
        markLine: {
          symbol: ['none', 'none'],
          data: [
            { yAxis: 70, lineStyle: { color: C.up, type: 'dashed' }, label: { show: true, position: 'end', formatter: '超买 70', color: C.up, fontSize: 10 } },
            { yAxis: 30, lineStyle: { color: C.down, type: 'dashed' }, label: { show: true, position: 'end', formatter: '超卖 30', color: C.down, fontSize: 10 } },
            { yAxis: 50, lineStyle: { color: C.mut, type: 'dotted' }, label: { show: true, position: 'end', formatter: '中枢 50', color: C.mut, fontSize: 10 } },
          ],
        },
        markPoint: {
          symbol: 'circle', symbolSize: 8,
          itemStyle: { color: C.brand, borderColor: '#fff', borderWidth: 2 },
          label: { formatter: (p) => p.value.toFixed(2), color: C.brand, fontSize: 10.5, position: 'top', fontWeight: 600 },
          data: [{ name: '当前', value: values[values.length - 1], xAxis: dates[dates.length - 1], yAxis: values[values.length - 1] }],
        },
      },
      ...(hasClose ? [{
        name: '指数走势',
        type: 'line',
        yAxisIndex: 1,
        data: closeAligned,
        symbol: 'none',
        smooth: true,
        lineStyle: { color: C.warn, width: 1.6 },
        markPoint: {
          symbol: 'circle', symbolSize: 7,
          itemStyle: { color: C.warn, borderColor: '#fff', borderWidth: 2 },
          label: { formatter: (p) => p.value.toFixed(0), color: C.warn, fontSize: 10, position: 'bottom', fontWeight: 600 },
          data: [{ name: '当前指数走势', value: lastClose, xAxis: lastCloseDate, yAxis: lastClose }],
        },
      }] : []),
    ],
  }
}

// ===== VOSC 单线 =====
export function voscLineOption(series, closeSeries) {
  const dates = series.map((s) => s[0])
  const values = series.map((s) => s[1])
  const hasClose = Array.isArray(closeSeries) && closeSeries.length > 0
  const closeMap = hasClose ? new Map(closeSeries.map(([d, v]) => [d, v])) : null
  const closeAligned = hasClose ? dates.map((d) => (closeMap.has(d) ? closeMap.get(d) : null)) : []
  const lastClose = hasClose ? closeSeries[closeSeries.length - 1][1] : null
  const lastCloseDate = hasClose ? closeSeries[closeSeries.length - 1][0] : null
  const legendData = [{ name: 'VOSC', itemStyle: { color: C.up } }]
  if (hasClose) legendData.push({ name: '指数走势', itemStyle: { color: C.warn } })
  return {
    tooltip: { ...tipOpt, trigger: 'axis', axisPointer: { type: 'line' }, valueFormatter: (v) => v.toFixed(3) },
    legend: {
      data: legendData,
      top: 4,
      textStyle: { color: C.mut, fontSize: 11 },
      itemWidth: 14,
    },
    grid: { top: 36, left: 50, right: hasClose ? 60 : 24, bottom: 32, containLabel: true },
    xAxis: { type: 'category', data: dates, ...axisStyle({ axisLabel: { color: C.mut, fontSize: 10.5 } }) },
    yAxis: hasClose
      ? [
          { type: 'value', ...axisStyle() },
          { type: 'value', name: '指数走势', position: 'right', ...axisStyle({ splitLine: { show: false }, nameTextStyle: { color: C.warn, fontSize: 10 } }) },
        ]
      : { type: 'value', ...axisStyle() },
    series: [
      {
        name: 'VOSC', type: 'line', data: values, symbol: 'none', smooth: true,
        lineStyle: { color: C.up, width: 2.4 },
        areaStyle: {
          color: {
            type: 'linear', x: 0, y: 0, x2: 0, y2: 1,
            colorStops: [
              { offset: 0, color: 'rgba(225,59,59,0.25)' },
              { offset: 1, color: 'rgba(225,59,59,0.02)' },
            ],
          },
        },
        // markLine: {
        //   symbol: ['none', 'none'],
        //   data: [{ yAxis: 0, lineStyle: { color: C.mut, type: 'dashed' }, label: { show: true, position: 'end', formatter: '零轴', color: C.mut, fontSize: 10 } }],
        // },
        markPoint: {
          symbol: 'circle', symbolSize: 8,
          itemStyle: { color: C.up, borderColor: '#fff', borderWidth: 2 },
          label: { formatter: (p) => p.value.toFixed(3), color: C.up, fontSize: 10.5, position: 'top', fontWeight: 600 },
          data: [{ name: '当前', value: values[values.length - 1], xAxis: dates[dates.length - 1], yAxis: values[values.length - 1] }],
        },
      },
      ...(hasClose ? [{
        name: '指数走势',
        type: 'line',
        yAxisIndex: 1,
        data: closeAligned,
        symbol: 'none',
        smooth: true,
        lineStyle: { color: C.warn, width: 1.6 },
        markPoint: {
          symbol: 'circle', symbolSize: 7,
          itemStyle: { color: C.warn, borderColor: '#fff', borderWidth: 2 },
          label: { formatter: (p) => p.value.toFixed(0), color: C.warn, fontSize: 10, position: 'bottom', fontWeight: 600 },
          data: [{ name: '当前指数走势', value: lastClose, xAxis: lastCloseDate, yAxis: lastClose }],
        },
      }] : []),
    ],
  }
}