import 'package:ef/base/chart/drawer.dart';
import 'package:flutter/material.dart';
import 'package:vbvs_app/common/util/FitTool.dart';
import 'package:vbvs_app/pages/mh_page/component/easychart.dart';
import 'package:vbvs_app/pages/sleep_report/component/SleepCard.dart';
import 'package:vbvs_app/pages/sleep_report/component/SleepChartWidget.dart';
import 'package:vbvs_app/pages/sleep_report/component/TrendDataTablePage.dart';
import 'package:vbvs_app/pages/sleep_report/component/TrendDataTextPage.dart';
import 'package:vbvs_app/pages/sleep_report/component/WeekSleepScoreWidget.dart';

Widget MonthDataWidget(
  Map<dynamic, dynamic> sleepReport,
  dynamic data,
) {
  List<Widget> _buildSectionList() {
    EdgeInsetsDirectional padding =
        EdgeInsetsDirectional.fromSTEB(30.rpx, 0, 30.rpx, 25.rpx);

    return [
      AvgSleepScoreWidget(
        sleepReport: sleepReport,
        mediumLabel: "本月平均分",
      ), //睡眠评分
      SleepChartContainer(
        title: "每日得分",
        tipText: "用户本月睡眠分数的汇总。",
        sleepReport: sleepReport,
        chartContent: LineView(
          xLabels: [
            ChartLables(
              //标签系列1
              min: 0, //最小值0
              max: buildMonthlyChartData(
                  sleepReport['scoreList'])['daysInMonth'], //最大值30
              q: buildMonthlyChartData(sleepReport['scoreList'])[
                  'daysInMonth'], //labels第一个与最后一个的真实距离，也就是30-1 = 29
              labels: List<String>.from(
                sleepReport['scoreList']['xLable'].map((e) => e['name']),
              ),
              indexs: (sleepReport['scoreList']['xLable'] as List)
                  .map((e) => e['index'] as int)
                  .toList(),
              offset: Offset(0, -16.rpx), //标签相对于原点的偏移，下方20像素位置
              ondrawer: (canvas, offset, index, label, align, style) {
                ChartLables.drawText(
                  canvas,
                  label,
                  offset,
                  textAlign: TextAlign.center,
                  style: TextStyle(color: Color(0XffD3D3D3), fontSize: 18.rpx),
                );
              },
            ),
          ],
          yLabels: [
            ChartLables(
              min: sleepReport['scoreList']['yRange']['min'] ?? 0.0,
              max: sleepReport['scoreList']['yRange']['max'] ?? 100.0,
              q: 100,
              labels: List<String>.from(
                sleepReport['scoreList']['yLable']
                    .map((e) => e['name'].toString()),
              ),
              offset: Offset(-15.rpx, 0),
              ondrawer: (canvas, offset, index, label, align, style) {
                ChartLables.drawText(
                  canvas,
                  label,
                  offset,
                  textAlign: TextAlign.center,
                  style: TextStyle(
                      color: Color(0xFFFFFFFF).withOpacity(0.6),
                      fontSize: 18.rpx),
                );
              },
            ),
          ],
          tips: buildValueTexts(sleepReport['scoreList']['data'], '分', 1),
          xCount: buildMonthlyChartData(sleepReport['scoreList'])['daysInMonth']
              .toInt(),
          yCount: sleepReport['scoreList']['yLable'].length,
          points: buildMonthlyChartData(sleepReport['scoreList'])['points'],
          displayMode: ChartDisplayMode.bar,
          barColors: buildMonthlyChartData(sleepReport['scoreList'])['colors'],
          xUnit: sleepReport['scoreList']['yUnit'],
          barWidth: 0.5,
        ),
        showLabel: sleepReport['scoreList']['type'],
      ),
      SleepCard(
        sleepReport: sleepReport,
        highlightItem: data['itemName'],
      ),
      IndicatorCompareCard(
        title: "与上月对比",
        headers: ["名称", "上月", "本月", "参考范围"],
        tooltip: "睡眠分数与上月分数进行对比，是通过量化分析近期睡眠质量变化，可了解自身睡眠状态的波动情况，进而调整用户的作息习惯。",
        rows: (sleepReport['cwl'] ?? []).map<List<Widget>>((item) {
          return [
            Text(
              item['name']?.toString() ?? '-',
              style: TextStyle(color: Color(0xFFFFFFFF), fontSize: 26.rpx),
            ),
            Text(
              item['lastCurr']?.toString() ?? '-',
              style: TextStyle(color: Color(0xFFFFFFFF), fontSize: 26.rpx),
            ),
            Text(
              item['curr']?.toString() ?? '-',
              style: TextStyle(
                color: item["currColor"] ?? Color(0xFFFFFFFF),
                fontSize: 26.rpx,
              ),
            ),
            Text(
              item['range']?.toString() ?? '-',
              style: TextStyle(color: Color(0xFFFFFFFF), fontSize: 26.rpx),
            ),
          ];
        }).toList(),
      ),
      SleepChartContainer(
        title: "本月睡眠时长",
        tipText: "本月睡眠时长是指从月初到月末，用户每天实际睡眠的时间总和。",
        sleepReport: sleepReport,
        chartContent: LineView(
          xLabels: [
            ChartLables(
              //标签系列1
              min: 0, //最小值0
              max: buildMonthlyChartData(
                  sleepReport['scoreList'])['daysInMonth'], //最大值30
              q: buildMonthlyChartData(sleepReport['scoreList'])[
                  'daysInMonth'], //labels第一个与最后一个的真实距离，也就是30-1 = 29
              labels: List<String>.from(
                sleepReport['scoreList']['xLable'].map((e) => e['name']),
              ),
              indexs: (sleepReport['scoreList']['xLable'] as List)
                  .map((e) => e['index'] as int)
                  .toList(),
              offset: Offset(0, -16.rpx), //标签相对于原点的偏移，下方20像素位置
              ondrawer: (canvas, offset, index, label, align, style) {
                ChartLables.drawText(
                  canvas,
                  label,
                  offset,
                  textAlign: TextAlign.center,
                  style: TextStyle(color: Color(0XffD3D3D3), fontSize: 18.rpx),
                );
              },
            ),
          ],
          yLabels: [
            ChartLables(
              min: sleepReport['scoreList']['yRange']['min'] ?? 0.0,
              max: sleepReport['scoreList']['yRange']['max'] ?? 10.0,
              q: 10,
              labels: List<String>.from(
                sleepReport['csd']['yLable'].map((e) => e['name'].toString()),
              ),
              offset: Offset(-15.rpx, 0),
              ondrawer: (canvas, offset, index, label, align, style) {
                ChartLables.drawText(
                  canvas,
                  label,
                  offset,
                  textAlign: TextAlign.center,
                  style: TextStyle(
                      color: Color(0xFFFFFFFF).withOpacity(0.6),
                      fontSize: 18.rpx),
                );
              },
            ),
          ],
          tips: buildSleepValueTexts(sleepReport['csd']['data'], '小时', 1),
          xCount: buildMonthlyChartData(sleepReport['scoreList'])['daysInMonth']
              .toInt(),
          yCount: sleepReport['csd']['yLable'].length,
          points: [],
          dualBarPoints: buildTripleBarData(sleepReport['csd']),
          displayMode: ChartDisplayMode.dualBar,
          xUnit: sleepReport['csd']['yUnit'],
          barWidth: 0.5,
        ),
        showLabel: sleepReport['csd']['type'],
      ),

      TrendDataTablePage(
          title: sleepReport['dysp'][0]['name'],
          tipText: sleepReport['dysp'][0]['tips'],
          chartContent: LineView(
            xLabels: [
              ChartLables(
                //标签系列1
                min: 0, //最小值0
                max: buildMonthlyChartData(
                    sleepReport['scoreList'])['daysInMonth'], //最大值30
                q: buildMonthlyChartData(sleepReport['scoreList'])[
                    'daysInMonth'], //labels第一个与最后一个的真实距离，也就是30-1 = 29
                labels: List<String>.from(
                  sleepReport['scoreList']['xLable'].map((e) => e['name']),
                ),
                indexs: (sleepReport['scoreList']['xLable'] as List)
                    .map((e) => e['index'] as int)
                    .toList(),
                offset: Offset(0, -16.rpx), //标签相对于原点的偏移，下方20像素位置
                ondrawer: (canvas, offset, index, label, align, style) {
                  ChartLables.drawText(
                    canvas,
                    label,
                    offset,
                    textAlign: TextAlign.center,
                    style:
                        TextStyle(color: Color(0XffD3D3D3), fontSize: 18.rpx),
                  );
                },
              ),
            ],
            yLabels: [
              ChartLables(
                min: 0,
                max: 5,
                q: 5,
                labels: List<String>.from(
                  sleepReport['dysp'][0]['yLable']
                      .map((e) => e['name'].toString()),
                ),
                offset: Offset(-30.rpx, 0),
                ondrawer: (canvas, offset, index, label, align, style) {
                  ChartLables.drawText(
                    canvas,
                    label,
                    offset,
                    textAlign: TextAlign.center,
                    style: TextStyle(
                        color: Color(0xFFFFFFFF).withOpacity(0.6),
                        fontSize: 18.rpx),
                  );
                },
              ),
            ],
            tips: buildValueTexts(sleepReport['dysp'][0]['value'], '入睡时间:', 0),
            xCount:
                buildMonthlyChartData(sleepReport['scoreList'])['daysInMonth']
                    .toInt(),
            yCount: sleepReport['dysp'][0]['yLable'].length,
            points: buildGeneralPoints(sleepReport['dysp'][0]),
            displayMode: ChartDisplayMode.line,
            xUnit: sleepReport['dysp'][0]['yUnit'],
            barWidth: 0.5,
            bottomPadding: 16,
          ),
          padding: 45.rpx),
      TrendDataTablePage(
          title: sleepReport['dysp'][1]['name'],
          tipText: sleepReport['dysp'][1]['tips'],
          chartContent: LineView(
            xLabels: [
              ChartLables(
                //标签系列1
                min: 0, //最小值0
                max: buildMonthlyChartData(
                    sleepReport['scoreList'])['daysInMonth'], //最大值30
                q: buildMonthlyChartData(sleepReport['scoreList'])[
                    'daysInMonth'], //labels第一个与最后一个的真实距离，也就是30-1 = 29
                labels: List<String>.from(
                  sleepReport['scoreList']['xLable'].map((e) => e['name']),
                ),
                indexs: (sleepReport['scoreList']['xLable'] as List)
                    .map((e) => e['index'] as int)
                    .toList(),
                offset: Offset(0, -16.rpx), //标签相对于原点的偏移，下方20像素位置
                ondrawer: (canvas, offset, index, label, align, style) {
                  ChartLables.drawText(
                    canvas,
                    label,
                    offset,
                    textAlign: TextAlign.center,
                    style:
                        TextStyle(color: Color(0XffD3D3D3), fontSize: 18.rpx),
                  );
                },
              ),
            ],
            yLabels: [
              ChartLables(
                min: 0,
                max: 4,
                q: 4,
                labels: List<String>.from(
                  sleepReport['dysp'][1]['yLable']
                      .map((e) => e['name'].toString()),
                ),
                offset: Offset(-30.rpx, 0),
                ondrawer: (canvas, offset, index, label, align, style) {
                  ChartLables.drawText(
                    canvas,
                    label,
                    offset,
                    textAlign: TextAlign.center,
                    style: TextStyle(
                        color: Color(0xFFFFFFFF).withOpacity(0.6),
                        fontSize: 18.rpx),
                  );
                },
              ),
            ],
            tips: buildValueTexts(sleepReport['dysp'][1]['value'], '起床时间:', 0),
            xCount:
                buildMonthlyChartData(sleepReport['scoreList'])['daysInMonth']
                    .toInt(),
            yCount: sleepReport['dysp'][1]['yLable'].length,
            points: buildGeneralPoints(sleepReport['dysp'][1]),
            displayMode: ChartDisplayMode.line,
            xUnit: sleepReport['dysp'][1]['yUnit'],
            barWidth: 0.5,
            bottomPadding: 16,
          ),
          padding: 45.rpx),
      TrendDataTablePage(
          title: sleepReport['dysp'][2]['name'],
          tipText: sleepReport['dysp'][2]['tips'],
          chartContent: LineView(
            xLabels: [
              ChartLables(
                //标签系列1
                min: 0, //最小值0
                max: buildMonthlyChartData(
                    sleepReport['scoreList'])['daysInMonth'], //最大值30
                q: buildMonthlyChartData(sleepReport['scoreList'])[
                    'daysInMonth'], //labels第一个与最后一个的真实距离，也就是30-1 = 29
                labels: List<String>.from(
                  sleepReport['scoreList']['xLable'].map((e) => e['name']),
                ),
                indexs: (sleepReport['scoreList']['xLable'] as List)
                    .map((e) => e['index'] as int)
                    .toList(),
                offset: Offset(0, -16.rpx), //标签相对于原点的偏移，下方20像素位置
                ondrawer: (canvas, offset, index, label, align, style) {
                  ChartLables.drawText(
                    canvas,
                    label,
                    offset,
                    textAlign: TextAlign.center,
                    style:
                        TextStyle(color: Color(0XffD3D3D3), fontSize: 18.rpx),
                  );
                },
              ),
            ],
            yLabels: [
              ChartLables(
                min: 0,
                max: 4,
                q: 4,
                labels: List<String>.from(
                  sleepReport['dysp'][2]['yLable']
                      .map((e) => e['name'].toString()),
                ),
                offset: Offset(-15.rpx, 0),
                ondrawer: (canvas, offset, index, label, align, style) {
                  ChartLables.drawText(
                    canvas,
                    label,
                    offset,
                    textAlign: TextAlign.center,
                    style: TextStyle(
                        color: Color(0xFFFFFFFF).withOpacity(0.6),
                        fontSize: 18.rpx),
                  );
                },
              ),
            ],
            tips: buildValueTexts(sleepReport['dysp'][2]['value'], '次', 1),
            xCount:
                buildMonthlyChartData(sleepReport['scoreList'])['daysInMonth']
                    .toInt(),
            yCount: sleepReport['dysp'][2]['yLable'].length,
            points: buildGeneralPoints(sleepReport['dysp'][2]),
            displayMode: ChartDisplayMode.line,
            xUnit: sleepReport['dysp'][2]['yUnit'],
            barWidth: 0.5,
            bottomPadding: 16,
          ),
          padding: 45.rpx),
      TrendDataTablePage(
          title: sleepReport['dysp'][3]['name'],
          tipText: sleepReport['dysp'][3]['tips'],
          chartContent: LineView(
            xLabels: [
              ChartLables(
                //标签系列1
                min: 0, //最小值0
                max: buildMonthlyChartData(
                    sleepReport['scoreList'])['daysInMonth'], //最大值30
                q: buildMonthlyChartData(sleepReport['scoreList'])[
                    'daysInMonth'], //labels第一个与最后一个的真实距离，也就是30-1 = 29
                labels: List<String>.from(
                  sleepReport['scoreList']['xLable'].map((e) => e['name']),
                ),
                indexs: (sleepReport['scoreList']['xLable'] as List)
                    .map((e) => e['index'] as int)
                    .toList(),
                offset: Offset(0, -16.rpx), //标签相对于原点的偏移，下方20像素位置
                ondrawer: (canvas, offset, index, label, align, style) {
                  ChartLables.drawText(
                    canvas,
                    label,
                    offset,
                    textAlign: TextAlign.center,
                    style:
                        TextStyle(color: Color(0XffD3D3D3), fontSize: 18.rpx),
                  );
                },
              ),
            ],
            yLabels: [
              ChartLables(
                min: 0,
                max: 5,
                q: 5,
                labels: List<String>.from(
                  sleepReport['dysp'][3]['yLable']
                      .map((e) => e['name'].toString()),
                ),
                offset: Offset(-15.rpx, 0),
                ondrawer: (canvas, offset, index, label, align, style) {
                  ChartLables.drawText(
                    canvas,
                    label,
                    offset,
                    textAlign: TextAlign.center,
                    style: TextStyle(
                        color: Color(0xFFFFFFFF).withOpacity(0.6),
                        fontSize: 18.rpx),
                  );
                },
              ),
            ],
            tips: buildValueTexts(sleepReport['dysp'][3]['value'], '毫秒', 1),
            xCount:
                buildMonthlyChartData(sleepReport['scoreList'])['daysInMonth']
                    .toInt(),
            yCount: sleepReport['dysp'][3]['yLable'].length,
            points: buildGeneralPoints(sleepReport['dysp'][3]),
            displayMode: ChartDisplayMode.line,
            xUnit: sleepReport['dysp'][3]['yUnit'],
            barWidth: 0.5,
            bottomPadding: 16,
          ),
          padding: 45.rpx),
      TrendDataTablePage(
          title: sleepReport['dysp'][4]['name'],
          tipText: sleepReport['dysp'][4]['tips'],
          chartContent: LineView(
            xLabels: [
              ChartLables(
                //标签系列1
                min: 0, //最小值0
                max: buildMonthlyChartData(
                    sleepReport['scoreList'])['daysInMonth'], //最大值30
                q: buildMonthlyChartData(sleepReport['scoreList'])[
                    'daysInMonth'], //labels第一个与最后一个的真实距离，也就是30-1 = 29
                labels: List<String>.from(
                  sleepReport['scoreList']['xLable'].map((e) => e['name']),
                ),
                indexs: (sleepReport['scoreList']['xLable'] as List)
                    .map((e) => e['index'] as int)
                    .toList(),
                offset: Offset(0, -16.rpx), //标签相对于原点的偏移，下方20像素位置
                ondrawer: (canvas, offset, index, label, align, style) {
                  ChartLables.drawText(
                    canvas,
                    label,
                    offset,
                    textAlign: TextAlign.center,
                    style:
                        TextStyle(color: Color(0XffD3D3D3), fontSize: 18.rpx),
                  );
                },
              ),
            ],
            yLabels: [
              ChartLables(
                min: 0,
                max: 5,
                q: 5,
                labels: List<String>.from(
                  sleepReport['dysp'][4]['yLable']
                      .map((e) => e['name'].toString()),
                ),
                offset: Offset(-15.rpx, 0),
                ondrawer: (canvas, offset, index, label, align, style) {
                  ChartLables.drawText(
                    canvas,
                    label,
                    offset,
                    textAlign: TextAlign.center,
                    style: TextStyle(
                        color: Color(0xFFFFFFFF).withOpacity(0.6),
                        fontSize: 18.rpx),
                  );
                },
              ),
            ],
            tips: buildValueTexts(sleepReport['dysp'][4]['value'], '次/分', 1),
            xCount:
                buildMonthlyChartData(sleepReport['scoreList'])['daysInMonth']
                    .toInt(),
            yCount: sleepReport['dysp'][4]['yLable'].length,
            points: buildGeneralPoints(sleepReport['dysp'][4]),
            displayMode: ChartDisplayMode.line,
            xUnit: sleepReport['dysp'][4]['yUnit'],
            barWidth: 0.5,
            bottomPadding: 16,
          ),
          padding: 45.rpx),
      Row(
        mainAxisAlignment: MainAxisAlignment.center,
        children: [
          Text("MAC号：${data['mac']}",
              style: TextStyle(
                  color: Color(0xFFD3D3D3).withOpacity(0.2), fontSize: 18.rpx))
        ],
      ),
    ]
        .map((widget) => Padding(
              padding: padding,
              child: SizedBox(width: double.infinity, child: widget),
            ))
        .toList();
  }

  return Column(
    children: _buildSectionList(),
  );
}

List<String> buildValueTexts(
  List<dynamic> data,
  String unit,
  int direction, // 0 表示左侧，1 表示右侧
) {
  if (data.isEmpty) return [];

  return data
      .where((item) => item.containsKey('value') && item.containsKey('st'))
      .map((item) {
    final val = item['value'].toString();

    // 单位位置
    final prefix = direction == 1 ? '' : unit;
    final suffix = direction == 1 ? unit : '';

    // 中文年月日格式
    DateTime date = DateTime.fromMillisecondsSinceEpoch(item['st']);
    final dateStr = "${date.year}年 ${date.month}月 ${date.day}日";

    return "$prefix$val$suffix\n$dateStr";
  }).toList();
}

List<String> buildSleepValueTexts(
  List<dynamic> data,
  String unit,
  int direction, // 0 左侧，1 右侧
) {
  if (data.isEmpty) return [];

  return data.map((item) {
    final dst = (item['dst'] ?? 0).toString();
    final lst = (item['lst'] ?? 0).toString();
    final slt = (item['slt'] ?? 0).toString();

    final prefix = direction == 1 ? '' : unit;
    final suffix = direction == 1 ? unit : '';

    // 格式化日期（不带时间）
    String dateStr = '';
    if (item['st'] != null) {
      final dt = DateTime.fromMillisecondsSinceEpoch(item['st']);
      dateStr =
          "${dt.year}年${dt.month.toString().padLeft(2, '0')}月${dt.day.toString().padLeft(2, '0')}日";
    }

    var q = [
      "睡眠时长：$prefix$slt$suffix",
      "深睡：$prefix$dst$suffix",
      "浅睡：$prefix$lst$suffix",
      dateStr,
    ].join("\n");
    print(q);
    return q;
  }).toList();
}

Map<String, dynamic> buildMonthlyChartData(Map<String, dynamic> dyspData) {
  final List<Map<String, dynamic>> data =
      (dyspData['data'] as List?)?.whereType<Map<String, dynamic>>().toList() ??
          [];
  final List<Map<String, dynamic>> yLabels = (dyspData['yLable'] as List?)
          ?.whereType<Map<String, dynamic>>()
          .toList() ??
      [];
  final List<Map<String, dynamic>> types =
      (dyspData['type'] as List?)?.whereType<Map<String, dynamic>>().toList() ??
          [];

  if (data.isEmpty || yLabels.length < 2) {
    return {
      'points': <Offset>[],
      'colors': <String>[],
      'daysInMonth': 0.0,
    };
  }

  // 解析 yLabel 为数值
  List<double> yValues =
      yLabels.map((e) => double.tryParse(e['name'].toString()) ?? 0).toList();
  double minY = yValues.first;
  double maxY = yValues.last;
  double yRange = maxY - minY;
  double yStepCount = (yValues.length - 1).toDouble(); // 👈 用 double

  // 获取当前月的总天数（以第一条数据为准）
  DateTime baseDate = DateTime.fromMillisecondsSinceEpoch(data.first['st']);
  double daysInMonth =
      DateTime(baseDate.year, baseDate.month + 1, 0).day.toDouble() -
          1; // 👈 改为 double

  List<Offset> points = [];
  List<String> colors = [];

  for (var item in data) {
    final int st = item['st'];
    final int level = item['level'];
    final double value = (item['value'] as num).toDouble();

    DateTime date = DateTime.fromMillisecondsSinceEpoch(st);
    double day = date.day.toDouble();

    // x: day - 1（0 起始）
    double x = day - 1;

    // // y: 归一化
    // double y = ((value - minY) / yRange) * yStepCount;

    // 获取 color
    String color = types.firstWhere(
      (e) => e['level'] == level,
      orElse: () => {'color': '#CCCCCC'},
    )['color'];

    points.add(Offset(x, value));
    colors.add(color);
  }

  return {
    'points': points,
    'colors': colors,
    'daysInMonth': daysInMonth,
  };
}

List<Offset> buildGeneralPoints(Map<String, dynamic> dyspData) {
  final values =
      (dyspData['value'] as List?)?.whereType<Map<String, dynamic>>().toList();
  final yLabels =
      (dyspData['yLable'] as List?)?.whereType<Map<String, dynamic>>().toList();
  if (values == null || values.isEmpty || yLabels == null || yLabels.length < 2)
    return [];

  bool isTimeAxis = yLabels.first['name'].toString().contains(":");

  double labelToValue(String name) {
    if (isTimeAxis) {
      final parts = name.split(':');
      int hour = int.parse(parts[0]);
      int minute = int.parse(parts[1]);
      return hour * 60 + minute * 1.0;
    } else {
      return double.tryParse(name) ?? 0;
    }
  }

  List<double> labelValues =
      yLabels.map((e) => labelToValue(e['name'])).toList();

  // 处理时间轴跨午夜
  bool crossMidnight = false;
  if (isTimeAxis && labelValues.last < labelValues.first) {
    crossMidnight = true;
    double base = labelValues.first;
    for (int i = 1; i < labelValues.length; i++) {
      if (labelValues[i] < base) {
        labelValues[i] += 1440; // +24小时，单位分钟
      }
    }
  }

  List<Offset> points = [];

  for (var item in values) {
    DateTime date = DateTime.fromMillisecondsSinceEpoch(item['st']);
    double x = (date.day - 1).toDouble(); // 👈 按照“日”定位 X 坐标

    dynamic rawValue = item['value'];
    double valueMinBased;

    if (isTimeAxis && rawValue is String) {
      final parts = rawValue.split(':');
      int hour = int.parse(parts[0]);
      int minute = int.parse(parts[1]);
      valueMinBased = hour * 60 + minute * 1.0;

      if (crossMidnight && valueMinBased < labelValues.first) {
        valueMinBased += 1440;
      }
    } else if (!isTimeAxis && rawValue is num) {
      valueMinBased = rawValue.toDouble();
    } else {
      continue;
    }

    if (valueMinBased < labelValues.first) valueMinBased = labelValues.first;
    if (valueMinBased > labelValues.last) valueMinBased = labelValues.last;

    double y = getYPositionBySegmentedLabels(labelValues, valueMinBased);

    points.add(Offset(x, y));
  }

  return points;
}

double getYPositionBySegmentedLabels(List<double> labels, double value) {
  if (value <= labels.first) return 0.0;
  if (value >= labels.last) return labels.length - 1.0;

  for (int i = 0; i < labels.length - 1; i++) {
    double low = labels[i];
    double high = labels[i + 1];
    if (value >= low && value <= high) {
      double ratio = (value - low) / (high - low);
      return i + ratio;
    }
  }
  // 不应该走到这里，默认返回0
  return 0.0;
}

//多色柱状图坐标
List<List<Offset>> buildTripleBarData(Map<String, dynamic> csd) {
  final List<Map<String, dynamic>> data =
      (csd['data'] as List?)?.whereType<Map<String, dynamic>>().toList() ?? [];

  final List<Map<String, dynamic>> yLabels =
      (csd['yLable'] as List?)?.whereType<Map<String, dynamic>>().toList() ??
          [];

  if (data.isEmpty || yLabels.isEmpty) return [];

  double minY = double.tryParse(yLabels.first['name'].toString()) ?? 0;
  double maxY = double.tryParse(yLabels.last['name'].toString()) ?? 10;

  List<List<Offset>> points = [];

  for (var item in data) {
    double dst = (item['dst'] as num?)?.toDouble() ?? 0;
    double lst = (item['lst'] as num?)?.toDouble() ?? 0;
    double slt = (item['slt'] as num?)?.toDouble() ?? 0;

    // 限制 y 值范围
    dst = dst.clamp(minY, maxY);
    lst = lst.clamp(minY, maxY);
    slt = slt.clamp(minY, maxY);

    // 计算 X：本月第几天（从 0 开始）
    DateTime date = DateTime.fromMillisecondsSinceEpoch(item['st']);
    int dayOfMonth = date.day; // 1 ~ 31
    double x = (dayOfMonth - 1).toDouble(); // 转为从 0 开始

    points.add([
      Offset(x, dst), // 深睡终点
      Offset(x, dst + lst), // 浅睡+深睡终点
      Offset(x, slt), // 总睡眠终点（第三段）
    ]);
  }

  return points;
}