#include "nmWxTimeDependentSkin.h"
#include "nmWxPerforationClosing.h"
#include "nmDialogPreviewGuard.h"
#include "nmWxPressFlowChartWidget.h"
#include "nmWxChartWidget.h"
#include "nmPebiResultSnapshot.h"
#include "iUnitGroup.h"
#include "iUnitHelper.h"
#include "ZxDataEditorDelegate.h"
#include "iBase_global.h"

#include <QVector>
#include <QTableWidget>
#include <QPushButton>
#include <QHBoxLayout>
#include <QVBoxLayout>
#include <QGridLayout>
#include <QHeaderView>
#include <QLabel>
#include <QMessageBox>
#include <QToolBar>
#include <QIcon>
#include <QApplication>
#include <QRadioButton>
#include <QComboBox>
#include <QLineEdit>
#include <QGroupBox>
#include <QCheckBox>
#include <QDateTime>
#include <QSpacerItem>
#include <QSplitter>
#include <QToolButton>
#include <QDebug>
#include <QFile>
#include <QDir>
#include <QFileInfo>
#include <QPixmap>
#include <QStyle>
#include <QWidget>

#include <QCoreApplication>
#include <QtCore/qnumeric.h>
#include <algorithm>

namespace {

const double skinPressureUnitFactor = 1e-3 / (86400.0 * 2.0 * 3.14159265358979323846 * 9.869233e-16 * 1e6);

bool validSkinPressureCurve(const QVector<QVector<double> >& curve)
{
    // 插值只接受同一时间基准下有限、严格递增的压力序列。
    if(curve.size() < 2 || curve[0].size() < 2 || curve[0].size() != curve[1].size()) return false;
    for(int i = 0; i < curve[0].size(); ++i) {
        if(!qIsFinite(curve[0][i]) || !qIsFinite(curve[1][i]) ||
           (i > 0 && curve[0][i] <= curve[0][i - 1])) return false;
    }
    return true;
}

bool interpolateSkinPressure(const QVector<QVector<double> >& curve, double time, double& pressure,
                             bool extrapolate = false)
{
    // 压力取样按步骤末端线性插值、沿端点斜率外推；PVT 查值默认仍限制在表内。
    const QVector<double>& times = curve[0];
    if(!extrapolate && (time < times.first() || time > times.last())) return false;
    const int index = static_cast<int>(std::lower_bound(times.constBegin(), times.constEnd(), time) - times.constBegin());
    const int right = qBound(1, index, times.size() - 1);
    const double fraction = (time - times[right - 1]) / (times[right] - times[right - 1]);
    pressure = curve[1][right - 1] + fraction * (curve[1][right] - curve[1][right - 1]);
    return qIsFinite(pressure);
}

// 只保存本次估算用的值数据；液体参考物性读取所属分析，曲线和制度沿用模型快照。
struct SkinComputeData
{
    QVector<double> rates;
    QVector<QVector<double> > pressureMobility;
    double pressureFactor;
};

bool skinPvtCurve(const QVector<double>& pressure, const QVector<double>& values,
                  QVector<QVector<double> >& curve)
{
    // PVT 表可按压力升序或降序保存，统一方向后复用压力曲线的校验和插值。
    curve.resize(2);
    curve[0] = pressure;
    curve[1] = values;
    if(pressure.size() > 1 && pressure.first() > pressure.last()) {
        std::reverse(curve[0].begin(), curve[0].end());
        std::reverse(curve[1].begin(), curve[1].end());
    }
    if(!validSkinPressureCurve(curve)) return false;
    for(int i = 0; i < curve[0].size(); ++i) {
        if(curve[0][i] <= 0.0 || curve[1][i] <= 0.0) return false;
    }
    return true;
}

QString prepareSkinCompute(const nmPebiResultWellSnapshot& well,
                           const nmPebiResultReservoirParameters& reservoir,
                           const nmPebiResultPvtParameters& pvt, int modelType,
                           const QMap<QString, double>& referencePvt,
                           SkinComputeData& data)
{
    data = SkinComputeData();
    // mD、m、mPa.s、m³/d、MPa 的单位换算；普通压差用参考物性，气拟压力模式保留积分。
    data.pressureFactor = reservoir.m_dPermeability * reservoir.m_dThickness / skinPressureUnitFactor;
    if(!qIsFinite(reservoir.m_dPermeability) || reservoir.m_dPermeability <= 0.0 ||
       !qIsFinite(reservoir.m_dThickness) || reservoir.m_dThickness <= 0.0 ||
       !qIsFinite(data.pressureFactor) || data.pressureFactor <= 0.0 || !qIsFinite(well.m_dSkin))
        return nmWxTimeDependentSkin::tr("The model requires valid permeability, thickness and skin.");

    const QVector<double>* volume = nullptr;
    const QVector<double>* viscosity = nullptr;
    double constantVolume = 0.0, constantViscosity = 0.0;
    NM_PHASE_TYPE phase = PHASE_UNKNOWN;
    switch(modelType) {
    case SMT_Oil_ConstPvt:
    case SMT_Oil_VariablePvt:
        phase = PHASE_Oil;
        constantVolume = referencePvt.value("Bo");
        constantViscosity = referencePvt.value("Miuo");
        break;
    case SMT_Water_ConstPvt:
    case SMT_Water_VariablePvt:
        phase = PHASE_Water;
        constantVolume = referencePvt.value("Bw");
        constantViscosity = referencePvt.value("Miuw");
        break;
    case SMT_Gas_VariablePvt:
        // 气变化 PVT 按不使用拟压力的方式估算表皮，与油、水共用参考单值换算。
        phase = PHASE_Gas;
        constantVolume = referencePvt.value("Bg");
        constantViscosity = referencePvt.value("Miug");
        break;
    case SMT_Gas_PseudoPressure:
        // 气拟压力模式的结果压力为 MPa；Bg 已包含气体标准条件换算。
        phase = PHASE_Gas;
        volume = &pvt.m_vecBg;
        viscosity = &pvt.m_vecMiug;
        break;
    case SMT_Oil_Water_TwoPhase:
        break;
    default:
        return nmWxTimeDependentSkin::tr("Skin estimation supports single-phase oil, gas, water and oil-water models only.");
    }

    if(modelType == SMT_Oil_Water_TwoPhase) {
        // 按模型读取已冻结的油水制度，只检查数组长度以保证逐段取值有效。
        if(well.m_vecOilRates.size() != well.m_vecFlowDurations.size() ||
           well.m_vecWaterRates.size() != well.m_vecFlowDurations.size())
            return nmWxTimeDependentSkin::tr("The model rate schedule or pressure conversion factor is invalid.");

        // 未启用 Perrine：使用模型渗透率和油相参考物性，水量通过 Bw/Bo 换算。
        const double bo = referencePvt.value("Bo"), bw = referencePvt.value("Bw");
        const double muo = referencePvt.value("Miuo");
        if(!qIsFinite(bo) || bo <= 0.0 || !qIsFinite(bw) || bw <= 0.0 ||
           !qIsFinite(muo) || muo <= 0.0)
            return nmWxTimeDependentSkin::tr("Set positive reference volume factors and viscosities in the analysis PVT settings.");

        data.pressureFactor /= bo * muo;
        for(int i = 0; i < well.m_vecFlowDurations.size(); ++i) {
            const double qo = well.m_vecOilRates[i];
            const double qw = well.m_vecWaterRates[i];
            // 两相反向流动不适用当前的等效生产流量计算。
            if(!qIsFinite(qo) || !qIsFinite(qw) || (qo < 0.0 && qw > 0.0) || (qo > 0.0 && qw < 0.0))
                return nmWxTimeDependentSkin::tr("Oil-water estimation requires finite phase rates with the same flow direction.");
            data.rates.append(qo + qw * bw / bo);
        }
    } else {
        // 求解输入已将未使用的相补零，这里直接取模型对应相的实际计算流量。
        data.rates = phase == PHASE_Oil ? well.m_vecOilRates :
                (phase == PHASE_Water ? well.m_vecWaterRates : well.m_vecGasRates);
        if(volume) {
            QVector<QVector<double> > volumeCurve, viscosityCurve;
            if(!skinPvtCurve(pvt.m_vecPressure, *volume, volumeCurve) ||
               !skinPvtCurve(pvt.m_vecPressure, *viscosity, viscosityCurve))
                return nmWxTimeDependentSkin::tr("Variable-PVT skin estimation requires finite, positive B and viscosity values on a monotonic pressure table.");
            // 底层 calPS 依赖全局模式且缺少冻结的配套尺度，这里保留同一快照的常规气体积分。
            data.pressureMobility = volumeCurve;
            for(int i = 0; i < volumeCurve[0].size(); ++i) {
                const double inverse = 1.0 / (volumeCurve[1][i] * viscosityCurve[1][i]);
                if(!qIsFinite(inverse) || inverse <= 0.0)
                    return nmWxTimeDependentSkin::tr("Variable-PVT skin estimation requires finite, positive B and viscosity values on a monotonic pressure table.");
                data.pressureMobility[1][i] = inverse;
            }
        } else {
            // 普通压差模式使用本次读取的参考 B、黏度，不按 Pi 重新查表。
            if(!qIsFinite(constantVolume) || constantVolume <= 0.0 ||
               !qIsFinite(constantViscosity) || constantViscosity <= 0.0)
                return nmWxTimeDependentSkin::tr("Set positive reference volume factors and viscosities in the analysis PVT settings.");
            data.pressureFactor /= constantVolume * constantViscosity;
        }
    }

    if(!qIsFinite(data.pressureFactor) || data.pressureFactor <= 0.0 || data.rates.isEmpty() ||
       data.rates.size() != well.m_vecFlowDurations.size())
        return nmWxTimeDependentSkin::tr("The model rate schedule or pressure conversion factor is invalid.");
    for(int i = 0; i < data.rates.size(); ++i) {
        if(!qIsFinite(data.rates[i]) || !qIsFinite(well.m_vecFlowDurations[i]) || well.m_vecFlowDurations[i] <= 0.0)
            return nmWxTimeDependentSkin::tr("The model rate schedule or pressure conversion factor is invalid.");
    }
    return QString();
}

bool skinPressureDifference(const SkinComputeData& data, double measuredPressure,
                            double modelPressure, double& difference)
{
    difference = modelPressure - measuredPressure;
    if(data.pressureMobility.isEmpty()) return qIsFinite(difference);

    // 直接对冻结 PVT 的 1/(Bμ) 积分，等价于配套系数消去归一化常数后的拟压力差。
    // 分段线性插值积分密度；端点也参与积分，避免仅对累计积分值插值的区间内误差。
    const double lower = qMin(measuredPressure, modelPressure);
    const double upper = qMax(measuredPressure, modelPressure);
    double lowerValue, upperValue;
    if(!interpolateSkinPressure(data.pressureMobility, lower, lowerValue) ||
       !interpolateSkinPressure(data.pressureMobility, upper, upperValue)) return false;
    double integral = 0.0, left = lower, leftValue = lowerValue;
    const QVector<double>& pressure = data.pressureMobility[0];
    int index = static_cast<int>(std::upper_bound(pressure.constBegin(), pressure.constEnd(), lower) - pressure.constBegin());
    for(; index < pressure.size() && pressure[index] < upper; ++index) {
        const double value = data.pressureMobility[1][index];
        integral += (pressure[index] - left) * (leftValue + value) * 0.5;
        left = pressure[index];
        leftValue = value;
    }
    integral += (upper - left) * (leftValue + upperValue) * 0.5;
    difference = modelPressure >= measuredPressure ? integral : -integral;
    return qIsFinite(difference);
}

int estimateSkinSegments(const nmPebiResultWellSnapshot& well,
                         const SkinComputeData& data,
                         const QVector<QVector<double> >& measured,
                         QVector<FlowSegmentData>& segments)
{
    const QVector<QVector<double> >& model = well.m_oCurves.m_vecResultPressure;
    const QVector<double>& rates = data.rates;
    if(!validSkinPressureCurve(model) || !validSkinPressureCurve(measured) ||
       rates.size() != well.m_vecFlowDurations.size() || rates.isEmpty()) return 0;

    QVector<double> ends;
    double end = 0.0;
    for(int i = 0; i < rates.size(); ++i) {
        const double duration = well.m_vecFlowDurations[i];
        if(!qIsFinite(duration) || duration <= 0.0 || !qIsFinite(rates[i])) return 0;
        end += duration;
        if(!qIsFinite(end)) return 0;
        ends.append(end);
    }

    int computedCount = 0;
    QVector<int> unmatchedSegments;
    for(int i = 0; i < segments.size(); ++i) {
        const double start = segments[i].segmentStart.getValue().toDouble();
        const double finish = segments[i].segmentEnd.getValue().toDouble();
        if(!qIsFinite(start) || !qIsFinite(finish) || finish <= start) {
            continue;
        }

        // 按 Saphir 取起点落在当前表皮段内的最后一个非零流量段，并在该流量段末端取样。
        double sampleTime = 0.0;
        double rate = 0.0;
        int rateIndex = -1;
        for(int j = 0; j < rates.size(); ++j) {
            const double rateStart = j == 0 ? 0.0 : ends[j - 1];
            if(rateStart > finish - 1e-5) break;
            if(rateStart >= start - 1e-5 && rates[j] != 0.0) {
                sampleTime = ends[j];
                rate = rates[j];
                rateIndex = j;
            }
        }
        // 没有符合条件的非零流量段时删除该分界；先完成原始分段取样，避免合并改变本次计算。
        if(rateIndex < 0) {
            unmatchedSegments.append(i);
            continue;
        }
        double modelPressure = 0.0, measuredPressure = 0.0;
        if(!interpolateSkinPressure(model, sampleTime, modelPressure, true) ||
           !interpolateSkinPressure(measured, sampleTime, measuredPressure, true)) {
            continue;
        }

        double pressureDifference = 0.0;
        if(!skinPressureDifference(data, measuredPressure, modelPressure, pressureDifference)) {
            continue;
        }
        // 修正始终相对目标井的冻结表皮，重复点击或换井不会累加、串用基准值。
        const double skin = well.m_dSkin + data.pressureFactor * pressureDifference / rate;
        if(!qIsFinite(skin)) {
            continue;
        }
        segments[i].skinValue.setValue(qMax(-5.0, skin));
        // 与 Compute 的单点校正一致，只估计总表皮，不从一个压力差同时反演 dS/dQ。
        segments[i].dSdQ.setValue(0.0);
        ++computedCount;
    }
    // 从后往前移除无匹配段，前段延伸至被删段末端，保留其已算出的表皮值。
    for(int i = unmatchedSegments.size() - 1; i >= 0; --i) {
        const int index = unmatchedSegments[i];
        if(index > 0) segments[index - 1].segmentEnd = segments[index].segmentEnd;
        segments.remove(index);
    }
    return computedCount;
}

}

// 静态成员变量定义
nmWxTimeDependentSkin* nmWxTimeDependentSkin::s_instance = nullptr;

void nmWxTimeDependentSkin::showForCurrentWell(nmDataWellBase* pSpecificWellData, QWidget* parent)
{
	// 绑定实际井对象；同名井或不同分析不能共用旧窗口的数据和图表状态。
	nmDataWellBase* pWellData = pSpecificWellData;
	if (!pWellData) {
		nmDataAnalyzeManager* pManager = nmDataAnalyzeManager::getCurrentInstance();
		if (!pManager) return;
		pWellData = pManager->getCurWellData();
	}
	if (!pWellData) return;

	if (s_instance) {
		// 只激活仍在编辑的同一窗口，关闭后重新构造默认的压力/流量界面。
		if (s_instance->isVisible() && s_instance->m_currentWell == pWellData &&
			s_instance->parentWidget() == parent) {
			s_instance->show();
			s_instance->raise();
			s_instance->activateWindow();
			return;
		}
		delete s_instance;
	}

	// 仅入口创建的堆对象关闭即释放，井编辑器中的栈对象仍由调用方管理。
	s_instance = new nmWxTimeDependentSkin(pWellData, parent);
	s_instance->setAttribute(Qt::WA_DeleteOnClose, true);

	s_instance->show();
	s_instance->raise();
	s_instance->activateWindow();
}

nmWxTimeDependentSkin::nmWxTimeDependentSkin(nmDataWellBase* pWellData, QWidget *parent)
	: iDlgBase(parent)
	, m_pDataManager(nmDataAnalyzeManager::getCurrentInstance())
	, m_pChartWidget(nullptr)
	, m_pOriginalPressureChart(nullptr)
	, m_pOriginalFlowRateChart(nullptr)
	, m_isAddMode(false)
	, m_isRemoveMode(false)
	, m_currentPerforationIndex(0)
	, m_pPressureChart(nullptr)
	, m_pFlowRateChart(nullptr)
	, m_timeDisplayUnit("hr")
	, m_dSdQDisplayUnit("1/B/D")
	, m_pTimeUnitCombo(nullptr)
	, m_pDSdQUnitCombo(nullptr)
	, m_rateDependentState(false)
{
	// 根据传入的井数据决定使用哪个数据源
	if (pWellData != nullptr) {
		// 使用传入的特定井数据, 来自nmWxEditWellPlot
		m_currentWell = pWellData;
	} else {
		// 使用当前井数据, 来自nmWxNumericalDesign
		m_currentWell = nmDataAnalyzeManager::getCurrentInstance()->getCurWellData();
	}
	// 分析关闭或井对象被替换时立即关闭窗口，避免继续访问上一分析的数据。
	if (m_currentWell) {
		connect(m_currentWell, SIGNAL(destroyed(QObject*)), this, SLOT(onWellDestroyed()));
	}

	if(m_currentWell != nullptr) {
		// 获取压力和流量数据
		pressurePoints = m_currentWell->getPressurePoints();
		QVector<QPointF> rawFlowData = m_currentWell->getFlowPoints();
		flowPoints = processFlowData(rawFlowData);

		// 默认选择第一个射孔段
		m_currentPerforationIndex = 0;
		m_perforationData = m_currentWell->getPerforationCopy(m_currentPerforationIndex);
	}

    if(m_currentWell != nullptr) {
        // 获取压力和流量数据
        pressurePoints = m_currentWell->getPressurePoints();
        QVector<QPointF> rawFlowData = m_currentWell->getFlowPoints();
        flowPoints = processFlowData(rawFlowData);

        // 默认选择第一个射孔段
        m_currentPerforationIndex = 0;
        m_perforationData = m_currentWell->getPerforationCopy(m_currentPerforationIndex);
    }

    // 如果副本为空，初始化默认数据
    if(m_perforationData.getFlowSegments().isEmpty()) {
        initializeDefaultFlowSegment();
    }

    // 确保副本有默认的表皮系数数据
    if(m_perforationData.getSkin0().getValue().toString().isEmpty()) {
        m_perforationData.getSkin0().setValue("0.0");
    }

    if(m_perforationData.getdSkindq().getValue().toString().isEmpty()) {
        m_perforationData.getdSkindq().setValue("0.0");
    }

    // 确保线条位置有默认值
    double x1, y1, x2, y2;
    m_perforationData.getLinePositions(x1, y1, x2, y2);

    if(x1 == -999.0 || y1 == -999.0 || x2 == -999.0 || y2 == -999.0) {
        m_perforationData.setLinePositions(100.0, 0.0, 200.0, 0.0);
    }

    setWindowTitle(tr("Time Dependent Skin"));
    new nmDialogPreviewGuard(this);
    setMinimumSize(1150, 800);

    // 初始化UI
    initUI();

	// 初始化射孔段下拉框数据
    if(m_currentWell != nullptr) {
		// 获取射孔段个数并添加到下拉框
        int perforationCount = m_currentWell->getPerforationCount();
		for(int i = 0; i < perforationCount; ++i) {
			nmDataPerforation* perforation = m_currentWell->getPerforation(i);
			if(perforation) {
				QString name = perforation->getName().getValue().toString();
				m_pComboBox->addItem(name);
			}
		}

		// 设置当前选中项为当前射孔段索引
		if(m_currentPerforationIndex < perforationCount) {
			m_pComboBox->setCurrentIndex(m_currentPerforationIndex);
		}
	}

    // 更新图表
    updateCharts();

    // 初始化表格数据
    updateTableFromFlowSegments();

    // 设置信号和槽
    connect(m_pAddBtn, SIGNAL(clicked()), this, SLOT(onAddClicked()));
    connect(m_pRemoveBtn, SIGNAL(clicked()), this, SLOT(onRemoveClicked()));
    connect(m_pSplitStepsBtn, SIGNAL(clicked()), this, SLOT(onSplitStepsClicked()));
    connect(m_pComputeBtn, SIGNAL(clicked()), this, SLOT(onComputeClicked()));
    connect(m_pPerforationClosingBtn, SIGNAL(clicked()), this, SLOT(onPerforationClosingBtnClicked()));
    connect(m_pSkinVsRateBtn, SIGNAL(clicked()), this, SLOT(onSkinVsRateClicked()));
    connect(m_pOkBtn, SIGNAL(clicked()), this, SLOT(onAccept()));
    connect(m_pCancelBtn, SIGNAL(clicked()), this, SLOT(onReject()));
    connect(m_pDataTable, SIGNAL(cellChanged(int, int)), this, SLOT(onTableDataChanged(int, int)));
    connect(m_pDataTable, SIGNAL(cellClicked(int, int)), this, SLOT(onTableRowClicked(int, int)));

    // 右侧按钮信号连接
    connect(m_pRightAddBtn, SIGNAL(clicked()), this, SLOT(onRightAddClicked()));
    connect(m_pRightInsertBtn, SIGNAL(clicked()), this, SLOT(onRightInsertClicked()));
    connect(m_pRightDeleteBtn, SIGNAL(clicked()), this, SLOT(onRightDeleteClicked()));

    // 流动段操作
    connect(m_pPressureChart, SIGNAL(flowSegmentClicked(int)), this, SLOT(onFlowSegmentSelected(int)));
    connect(m_pFlowRateChart, SIGNAL(flowSegmentClicked(int)), this, SLOT(onFlowSegmentSelected(int)));
    connect(m_pPressureChart, SIGNAL(chartPointClicked(double)), this, SLOT(onChartPointClicked(double)));
    connect(m_pFlowRateChart, SIGNAL(chartPointClicked(double)), this, SLOT(onChartPointClicked(double)));

    // 拖动相关的信号连接
    connect(m_pPressureChart, SIGNAL(boundaryMoved(int, double)), this, SLOT(onBoundaryMoved(int, double)));
    connect(m_pFlowRateChart, SIGNAL(boundaryMoved(int, double)), this, SLOT(onBoundaryMoved(int, double)));
    connect(m_pPressureChart, SIGNAL(segmentsMerged(int)), this, SLOT(onSegmentsMerged(int)));
    connect(m_pFlowRateChart, SIGNAL(segmentsMerged(int)), this, SLOT(onSegmentsMerged(int)));

    connect(m_pSnapToRateChangesCheckBox, SIGNAL(toggled(bool)), this, SLOT(onSnapToRateChangesToggled(bool)));

    connect(m_pPressureChart, SIGNAL(boundaryMovedFinal(int, double)), this, SLOT(onBoundaryMovedFinal(int, double)));
    connect(m_pFlowRateChart, SIGNAL(boundaryMovedFinal(int, double)), this, SLOT(onBoundaryMovedFinal(int, double)));

    connect(m_pAddRateDependentCheckBox, SIGNAL(toggled(bool)), this, SLOT(onAddRateDependentToggled(bool)));

    connect(m_pShowDatesCheckBox, SIGNAL(toggled(bool)), this, SLOT(onShowDatesToggled(bool)));

	connect(m_pComboBox, SIGNAL(currentIndexChanged(int)), this, SLOT(onPerforationChanged(int)));

    // 新结果发布或失效后同步按钮状态；点击时仍重新检查，避免使用旧分析结果。
    nmDataAnalyzeManager* manager = m_pDataManager.data();
    if(manager) connect(manager, SIGNAL(sigPebiResultSnapshotChanged()), this, SLOT(updateComputeState()));
    updateComputeState();
}

nmWxTimeDependentSkin::~nmWxTimeDependentSkin()
{
	// 如果静态实例指针指向当前对象，清空静态变量
	if (s_instance == this) {
		s_instance = nullptr;
	}
}

void nmWxTimeDependentSkin::initUI()
{
    // 创建主布局
    QVBoxLayout* mainLayout = new QVBoxLayout(this);

    // 创建工具栏容器
    QWidget* toolbarContainer = new QWidget(this);
    toolbarContainer->setMinimumHeight(70);
    toolbarContainer->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Fixed);
    m_pToolbarLayout = new QHBoxLayout(toolbarContainer);  // 保存布局指针
    // 高度由图标、文字和字体共同决定，避免外层边距裁掉按钮下方文字。
    m_pToolbarLayout->setContentsMargins(0, 0, 0, 0);

    // 创建按钮并设置统一样式
    auto createButton = [&](QPushButton*& button, const QString & iconName, const QString & text) {
        QWidget* buttonContainer = new QWidget(this);
        QVBoxLayout* containerLayout = new QVBoxLayout(buttonContainer);
        containerLayout->setSpacing(0);
        containerLayout->setContentsMargins(2, 2, 2, 2);  // 减小边距

        // 图标按钮
        button = new QPushButton(buttonContainer);
        // 统一使用框架的图标查找和缓存，保留原按钮大小和位置。
        button->setIcon(zxLoadIcon(iconName));
        button->setIconSize(QSize(36, 36));
        button->setFixedSize(40, 40);

        // 文字标签
        QLabel* textLabel = new QLabel(text, buttonContainer);
        textLabel->setAlignment(Qt::AlignCenter);

        // 将按钮和文字添加到容器
        containerLayout->addWidget(button, 0, Qt::AlignHCenter);
        containerLayout->addWidget(textLabel);

        // 保留常规尺寸，大字体时允许布局按文字所需空间扩展。
        buttonContainer->setMinimumWidth(100);
        buttonContainer->setSizePolicy(QSizePolicy::Minimum, QSizePolicy::Fixed);

        m_pToolbarLayout->addWidget(buttonContainer);
    };

    // 创建所有按钮
    createButton(m_pSkinVsRateBtn, "nmTimeDepSkin1", tr("Skin vs Rate"));
    createButton(m_pAddBtn, "nmTimeDepSkin2", tr("Add"));
    createButton(m_pRemoveBtn, "nmTimeDepSkin3", tr("Remove"));
    createButton(m_pSplitStepsBtn, "nmTimeDepSkin4", tr("Split Steps"));
    createButton(m_pComputeBtn, "nmTimeDepSkin5", tr("Compute"));
    createButton(m_pPerforationClosingBtn, "nmTimeDepSkin6", tr("Perforation Closing"));

    m_pToolbarLayout->addStretch();

    // 创建复选框区域
    QWidget* checkboxContainer = new QWidget(this);
    QHBoxLayout* checkboxLayout = new QHBoxLayout(checkboxContainer);
    checkboxLayout->setSpacing(15);  // 设置复选框之间的间距
    checkboxLayout->setContentsMargins(10, 5, 10, 5);

    // 创建三个复选框
    m_pSnapToRateChangesCheckBox = new QCheckBox(tr("Snap to rate changes"));
    m_pShowDatesCheckBox = new QCheckBox(tr("Show dates"));
    m_pAddRateDependentCheckBox = new QCheckBox(tr("Add rate dependent"));

    // 将复选框水平添加到布局
    checkboxLayout->addWidget(m_pSnapToRateChangesCheckBox);
    checkboxLayout->addWidget(m_pShowDatesCheckBox);
    checkboxLayout->addWidget(m_pAddRateDependentCheckBox);

    // 大字体或翻译文字较长时，按实际内容扩展复选框区域。
    checkboxContainer->setMinimumWidth(450);
    checkboxContainer->setSizePolicy(QSizePolicy::Minimum, QSizePolicy::Fixed);

    // 将复选框容器添加到工具栏布局
    m_pToolbarLayout->addWidget(checkboxContainer);

    // 将工具栏容器添加到主布局
    mainLayout->addWidget(toolbarContainer);

    // 创建分割器，用于调整三个区域的大小
    QSplitter* splitter = new QSplitter(Qt::Horizontal, this);
    splitter->setChildrenCollapsible(false);
    splitter->setHandleWidth(1);

    // 创建左侧区域（图表+下拉框）
    QWidget* leftWidget = new QWidget(splitter);
    QVBoxLayout* leftLayout = new QVBoxLayout(leftWidget);

    // 将左侧布局留白让给图表标题，绘图区用相同宽度补偿，保持位置和大小。
    int chartLeftExtension, topMargin, rightMargin, bottomMargin;
    leftLayout->getContentsMargins(&chartLeftExtension, &topMargin, &rightMargin, &bottomMargin);
    leftLayout->setContentsMargins(0, topMargin, rightMargin, bottomMargin);

    // 创建图表区域容器
    QWidget* chartWidget = new QWidget();
    m_pChartLayout = new QVBoxLayout(chartWidget);
    m_pChartLayout->setSpacing(0);  // 移除布局间距，让分割器来控制间距
    m_pChartLayout->setContentsMargins(0, 0, 0, 0);  // 移除边距

    // 创建垂直分割器用于调整两个图表的比例
    m_pChartSplitter = new QSplitter(Qt::Vertical, chartWidget);
    m_pChartSplitter->setChildrenCollapsible(false);  // 防止子控件被完全折叠
    m_pChartSplitter->setHandleWidth(3);  // 设置分割线宽度

    // 创建压力图表
    m_pPressureChart = new nmWxPressFlowChartWidget(m_pChartSplitter);
    m_pPressureChart->setContentsMargins(chartLeftExtension, 0, 0, 0);
    m_pPressureChart->setMinimumWidth(300 + chartLeftExtension);
    m_pPressureChart->setCurrentWellData(m_currentWell);
    m_pPressureChart->setAxisLabels(tr(""), tr("Pressure"));
    m_pPressureChart->setAxisUnits(tr("hr"), tr("MPa"));
    m_pPressureChart->setLineColor(QColor(50, 200, 50));  // 绿色
    m_pPressureChart->setChartType(CHART_TYPE_LINE);
    m_pPressureChart->setMinimumHeight(150);  // 设置最小高度防止过度压缩
    m_pPressureChart->setShowXAxisLabels(false);  // 压力图不显示X轴标签

    // 创建流量图表
    m_pFlowRateChart = new nmWxPressFlowChartWidget(m_pChartSplitter);
    m_pFlowRateChart->setContentsMargins(chartLeftExtension, 0, 0, 0);
    m_pFlowRateChart->setMinimumWidth(300 + chartLeftExtension);
    m_pFlowRateChart->setCurrentWellData(m_currentWell);
    m_pFlowRateChart->setAxisLabels(tr("Time"), tr("Flow"));
    m_pFlowRateChart->setAxisUnits(tr("hr"), tr("m^3/D"));
    m_pFlowRateChart->setLineColor(QColor(255, 0, 0));   // 红色
    m_pFlowRateChart->setChartType(CHART_TYPE_STEP);
    m_pFlowRateChart->setMinimumHeight(150);  // 设置最小高度防止过度压缩

    // 保存原始图表的引用
    m_pOriginalPressureChart = m_pPressureChart;
    m_pOriginalFlowRateChart = m_pFlowRateChart;

    // 将图表添加到分割器
    m_pChartSplitter->addWidget(m_pPressureChart);
    m_pChartSplitter->addWidget(m_pFlowRateChart);

    // 设置初始比例 (1:1)
    m_pChartSplitter->setStretchFactor(0, 1);
    m_pChartSplitter->setStretchFactor(1, 1);

    // 将分割器添加到布局中
    m_pChartLayout->addWidget(m_pChartSplitter, 1);

	// 创建图表下方的下拉框
	// 使用普通下拉框，按现有固定宽度显示完整的射孔名称。
	m_pComboBox = new QComboBox();
	m_pComboBox->setFixedWidth(240);  // 加宽下拉框，便于查看射孔段名称

    // 将图表和下拉框添加到左侧布局
    leftLayout->addWidget(chartWidget, 1);  // 图表占据大部分空间
    // 下拉框仍使用原来的左边距，只有图表标题向左扩展。
    QHBoxLayout* comboLayout = new QHBoxLayout();
    comboLayout->setContentsMargins(0, 0, 0, 0);
    comboLayout->addSpacing(chartLeftExtension);
    comboLayout->addWidget(m_pComboBox);
    comboLayout->addStretch();
    leftLayout->addLayout(comboLayout);

    // 创建中间区域（表格+确定取消按钮）
    QWidget* middleWidget = new QWidget();
    QVBoxLayout* middleLayout = new QVBoxLayout(middleWidget);

    // 创建数据表格
    m_pDataTable = new QTableWidget(0, 3);

    // 设置列标题
    QStringList headers;
    headers << tr("") << tr("Start time") << tr("Skin");
    m_pDataTable->setHorizontalHeaderLabels(headers);

    // 沿用敏感性分析的行号、隔行底色和表头样式，单位行不计入分段编号。
    m_pDataTable->verticalHeader()->setVisible(true);
    m_pDataTable->verticalHeader()->setMovable(false);
    m_pDataTable->verticalHeader()->setDefaultAlignment(Qt::AlignCenter);
    m_pDataTable->verticalHeader()->setMinimumWidth(18);
    m_pDataTable->setAlternatingRowColors(true);
    m_pDataTable->setShowGrid(true);
    m_pDataTable->setEditTriggers(QAbstractItemView::DoubleClicked);
    m_pDataTable->setStyleSheet(
            "QTableWidget {"
            "    background-color: palette(base);"
            "    alternate-background-color: rgb(232, 232, 232);"
            "    gridline-color: palette(midlight);"
            "    border: 1px solid palette(mid);"
            "}"
            "QHeaderView {"
            "    background-color: palette(button);"
            "    color: palette(button-text);"
            "}"
            "QHeaderView::section {"
            "    background-color: palette(button);"
            "    color: palette(button-text);"
            "    border: none;"
            "    border-right: 1px solid palette(mid);"
            "    border-bottom: 1px solid palette(mid);"
            "}"
            "QTableCornerButton::section {"
            "    background-color: palette(base);"
            "    border: none;"
            "    border-right: 1px solid palette(mid);"
            "    border-bottom: 1px solid palette(mid);"
            "}");
    m_pDataTable->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
    m_pDataTable->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);

    QHeaderView* header = m_pDataTable->horizontalHeader();
    header->setHighlightSections(false);
    header->setResizeMode(0, QHeaderView::Fixed);     // 第一列（箭头列）固定宽度
    header->setResizeMode(1, QHeaderView::Stretch);   // 第二列（时间列）拉伸
    header->setResizeMode(2, QHeaderView::Stretch);   // 第三列（Skin列）拉伸

    // 表头下的“单位”行
    m_pDataTable->insertRow(0);
    // 初次创建和切换表格结构时共用同一套框架单位控件。
    createTimeUnitCombo();
    m_pDataTable->setItemDelegate(new ZxDataEditorDelegate(m_pDataTable));

    // 第三列：占位（Skin 无单位）
    QTableWidgetItem* empty = new QTableWidgetItem("");
    empty->setFlags(Qt::ItemIsEnabled);
    m_pDataTable->setItem(0, 2, empty);

    // 行高
    m_pDataTable->setRowHeight(0, 24);

    // 设置第一列的固定宽度
    m_pDataTable->setColumnWidth(0, 20);

    // 表格设置
    m_pDataTable->setSelectionMode(QAbstractItemView::NoSelection);  // 禁用默认选中
    m_pDataTable->setFocusPolicy(Qt::NoFocus);  // 禁用焦点

    // 创建表格下方的确定取消按钮
    QHBoxLayout* tableBottomLayout = new QHBoxLayout();
    tableBottomLayout->addStretch();

    m_pOkBtn = new QPushButton(tr("OK"));
    m_pCancelBtn = new QPushButton(tr("Cancel"));
    m_pOkBtn->setFixedSize(100, 30);
    m_pCancelBtn->setFixedSize(100, 30);

    tableBottomLayout->addWidget(m_pOkBtn);
    tableBottomLayout->addWidget(m_pCancelBtn);

    // 将表格和按钮添加到中间布局
    middleLayout->addWidget(m_pDataTable, 1);      // 表格占据大部分空间
    middleLayout->addLayout(tableBottomLayout);     // 确定取消按钮

    // 创建右侧按钮区域
    QWidget* rightButtonWidget = new QWidget();
    QVBoxLayout* rightButtonLayout = new QVBoxLayout(rightButtonWidget);

    // 创建三个垂直排布的按钮
    m_pRightAddBtn = new QPushButton(tr("Add"));
    m_pRightInsertBtn = new QPushButton(tr("Insert"));
    m_pRightDeleteBtn = new QPushButton(tr("Delete"));

    // 设置按钮的固定大小
    m_pRightAddBtn->setFixedSize(100, 30);
    m_pRightInsertBtn->setFixedSize(100, 30);
    m_pRightDeleteBtn->setFixedSize(100, 30);

    // 添加按钮到垂直布局
    rightButtonLayout->addWidget(m_pRightAddBtn);
    rightButtonLayout->addWidget(m_pRightInsertBtn);
    rightButtonLayout->addWidget(m_pRightDeleteBtn);
    rightButtonLayout->addStretch();  // 添加弹性空间，将按钮推到顶部

    // 将三个区域直接添加到分割器
    splitter->addWidget(leftWidget);        // 左侧区域（图表+下拉框）
    splitter->addWidget(middleWidget);      // 中间区域（表格+确定取消按钮）
    splitter->addWidget(rightButtonWidget); // 右侧区域（Add/Insert/Delete按钮）

    // 设置比例
    splitter->setStretchFactor(0, 6); // 左侧区域占7份
    splitter->setStretchFactor(1, 3); // 中间区域占2份
    splitter->setStretchFactor(2, 1); // 右侧区域占1份

    mainLayout->addWidget(splitter);

    // 设置主布局
    setLayout(mainLayout);

    // 工具栏按钮默认状态
    m_pSkinVsRateBtn->setEnabled(false);
    m_pAddBtn->setEnabled(true);
    m_pRemoveBtn->setEnabled(true);
    m_pSplitStepsBtn->setEnabled(true);
    m_pComputeBtn->setEnabled(false);
    m_pPerforationClosingBtn->setEnabled(true);

    // 复选框默认状态
    m_pSnapToRateChangesCheckBox->setChecked(true);

	// 从数据中读取"对齐到流量段"的状态
	bool snapToRateEnabled = m_perforationData.isSnapToRateChangesEnabled();
	m_pSnapToRateChangesCheckBox->setChecked(snapToRateEnabled);

    // 从数据中读取"显示日期"的状态
    bool showDatesEnabled = m_perforationData.isShowDatesEnabled();
    m_pShowDatesCheckBox->setChecked(showDatesEnabled);

    // 从数据中读取"添加流量相关"的状态
    bool rateDependentEnabled = m_perforationData.isRateDependentEnabled();
    m_pAddRateDependentCheckBox->setChecked(rateDependentEnabled);
    m_rateDependentState = rateDependentEnabled;  // 保存初始状态

    // 右侧按钮默认状态
    m_pRightAddBtn->setEnabled(true);
    m_pRightInsertBtn->setEnabled(true);
    m_pRightDeleteBtn->setEnabled(true);

    // 在初始化时创建图表模式按钮但不显示
    createChartModeBtn();

}

void nmWxTimeDependentSkin::updateCharts()
{
    if(!m_pPressureChart || !m_pFlowRateChart) {
        return;
    }

    // 同步对齐设置
    bool snapToRateChanges = m_pSnapToRateChangesCheckBox->isChecked();
    m_pPressureChart->setSnapToRateChanges(snapToRateChanges);
    m_pFlowRateChart->setSnapToRateChanges(snapToRateChanges);

    // 更新压力数据
    if(!pressurePoints.isEmpty()) {
        m_pPressureChart->setData(pressurePoints);
        // 使用本地副本数据而不是从管理器获取
        m_pPressureChart->setFlowSegmentData(m_perforationData);
    }

    // 更新流量数据
    if(!flowPoints.isEmpty()) {
        m_pFlowRateChart->setData(flowPoints);
        // 使用本地副本数据而不是从管理器获取
        m_pFlowRateChart->setFlowSegmentData(m_perforationData);
    }
}

void nmWxTimeDependentSkin::updateTableFromFlowSegments()
{
    if(!m_pDataTable) return;

    const QVector<FlowSegmentData>& segments = m_perforationData.getFlowSegments();

    const bool enableRateDep = m_perforationData.isRateDependentEnabled();
    const int requiredCols = enableRateDep ? 4 : 3;

    // 只有在列数真正改变时才重建表格结构
    bool needRefreshStructure = (m_pDataTable->columnCount() != requiredCols);

    if(needRefreshStructure) {
        refreshTableStructure();
    } else {
        // 确保单位行存在但不重建ComboBox
        ensureHeaderRowExists();
        // 更新时间单位显示
        updateTimeUnitComboVisibility();
    }

    // 屏蔽信号，防止填充过程中触发
    bool oldTblBlocked = m_pDataTable->blockSignals(true);
    bool oldTimeBlocked = false;
    bool oldQBlocked = false;

    if(m_pTimeUnitCombo) oldTimeBlocked = m_pTimeUnitCombo->blockSignals(true);

    if(m_pDSdQUnitCombo) oldQBlocked = m_pDSdQUnitCombo->blockSignals(true);

    // 设置总行数
    m_pDataTable->setRowCount(segments.size() + 1);
    QStringList rowLabels;
    rowLabels << "";

    // 填充数据行（从第1行开始，第0行是单位行）
    for(int i = 0; i < segments.size(); ++i) {
        const int row = i + 1;
        rowLabels << QString::number(row);
        const FlowSegmentData& segment = segments[i];

        // 更新选择箭头
        QTableWidgetItem* arrowItem = m_pDataTable->item(row, 0);

        if(!arrowItem) {
            arrowItem = new QTableWidgetItem();
            arrowItem->setFlags(Qt::ItemIsEnabled);
            m_pDataTable->setItem(row, 0, arrowItem);
        }

        arrowItem->setIcon(segment.isSelected ? createTriangleIcon() : QIcon());
        arrowItem->setText("");

        // 更新时间
        double startHr = segment.segmentStart.getValue().toDouble();
        QString timeDisplay = formatTimeDisplay(startHr, i);

        QTableWidgetItem* timeItem = m_pDataTable->item(row, 1);

        if(!timeItem) {
            timeItem = new QTableWidgetItem();
            timeItem->setTextAlignment(Qt::AlignRight | Qt::AlignVCenter);
            // 如果显示日期，时间列设为只读
            bool showDates = m_perforationData.isShowDatesEnabled();
            Qt::ItemFlags flags = Qt::ItemIsEnabled;

            if(!showDates && i > 0) {
                flags |= Qt::ItemIsEditable;
            }

            timeItem->setFlags(flags);
            m_pDataTable->setItem(row, 1, timeItem);
        }

        timeItem->setText(timeDisplay);

        // 更新Skin值
        double skinValue = segment.skinValue.getValue().toDouble();
        QTableWidgetItem* skinItem = m_pDataTable->item(row, 2);

        if(!skinItem) {
            skinItem = new QTableWidgetItem();
            skinItem->setTextAlignment(Qt::AlignRight | Qt::AlignVCenter);
            skinItem->setFlags(Qt::ItemIsEnabled | Qt::ItemIsEditable);
            m_pDataTable->setItem(row, 2, skinItem);
        }

        skinItem->setText(QString::number(skinValue, 'f', 5));

        // 更新dS/dQ值（如果启用）
        if(enableRateDep) {
            double base = segment.dSdQ.getValue().toDouble();
            double disp = convertDSdQ(base, "1/B/D", m_dSdQDisplayUnit);
            QTableWidgetItem* dsdqItem = m_pDataTable->item(row, 3);

            if(!dsdqItem) {
                dsdqItem = new QTableWidgetItem();
                dsdqItem->setTextAlignment(Qt::AlignRight | Qt::AlignVCenter);
                dsdqItem->setFlags(Qt::ItemIsEnabled | Qt::ItemIsEditable);
                m_pDataTable->setItem(row, 3, dsdqItem);
            }

            // 不同流量单位的倍率差异较大，保留有效位以免小系数显示为零。
            dsdqItem->setText(QString::number(disp, 'g', 15));
        }
    }

    // 第二页隐藏流量相关列；保留数据，返回第一页时恢复显示。
    if(enableRateDep) m_pDataTable->setColumnHidden(3, m_pChartWidget != nullptr);

    // 表格重建或增删分段后同步行号，第零行仅显示单位。
    m_pDataTable->setVerticalHeaderLabels(rowLabels);

    // 恢复信号状态
    if(m_pTimeUnitCombo) m_pTimeUnitCombo->blockSignals(oldTimeBlocked);

    if(m_pDSdQUnitCombo) m_pDSdQUnitCombo->blockSignals(oldQBlocked);

    m_pDataTable->blockSignals(oldTblBlocked);

    // 仅单射孔且至少有两个表皮分段时，允许进入表皮系数与流量页面。
    m_pSkinVsRateBtn->setEnabled(m_currentWell && m_currentWell->getPerforationCount() == 1 && segments.size() >= 2);
}

void nmWxTimeDependentSkin::ensureHeaderRowExists()
{
    // 确保第0行存在，但不重建ComboBox
    if(m_pDataTable->rowCount() == 0) {
        m_pDataTable->insertRow(0);
        m_pDataTable->setRowHeight(0, 24);
    }

    // 如果ComboBox不存在才创建（只在首次或结构改变时）
    if(!m_pTimeUnitCombo) {
        createTimeUnitCombo();
    }

    const bool enableRateDep = m_perforationData.isRateDependentEnabled();

    if(enableRateDep && !m_pDSdQUnitCombo) {
        createDSdQUnitCombo();
    } else if(!enableRateDep && m_pDSdQUnitCombo) {
        // 如果禁用了rate dependent，删除dS/dQ ComboBox
        m_pDSdQUnitCombo->disconnect(this);
        delete m_pDSdQUnitCombo;
        m_pDSdQUnitCombo = nullptr;
    }
}

void nmWxTimeDependentSkin::createTimeUnitCombo()
{
    bool showDates = m_perforationData.isShowDatesEnabled();

    if(showDates) {
        // 如果显示日期，创建一个标签而不是下拉框
        QLabel* dateTimeLabel = new QLabel(tr("Date Time"), m_pDataTable);
        dateTimeLabel->setAlignment(Qt::AlignCenter);
        dateTimeLabel->setStyleSheet("QLabel { color: #333; font-size: 12px; }");
        m_pDataTable->setCellWidget(0, 1, dateTimeLabel);
        return;
    }

    // 单位列表由底层配置提供，旧的 hr 名称映射到配置中的小时单位。
    m_pTimeUnitCombo = new QComboBox(m_pDataTable);
    iUnitGroup* group = iUnitHelper::getUnitGroupByUnit("s");
    const QStringList units = group ? group->getAllUnitNames() : (QStringList() << "hr");
    if(m_timeDisplayUnit == "hr" && units.contains("h")) m_timeDisplayUnit = "h";
    int idx = units.indexOf(m_timeDisplayUnit);
    m_pTimeUnitCombo->addItems(units);
    m_pTimeUnitCombo->setCurrentIndex(idx >= 0 ? idx : 0);
    m_timeDisplayUnit = m_pTimeUnitCombo->currentText();
    m_pTimeUnitCombo->setEditable(true);
    m_pTimeUnitCombo->lineEdit()->setAlignment(Qt::AlignCenter);
    m_pTimeUnitCombo->lineEdit()->setReadOnly(true);
    m_pTimeUnitCombo->setStyleSheet(
        "QComboBox { border: none; background: transparent; padding-left: 4px; }"
        "QComboBox::drop-down { border: none; }"
    );
    m_pDataTable->setCellWidget(0, 1, m_pTimeUnitCombo);

    connect(m_pTimeUnitCombo, SIGNAL(currentIndexChanged(const QString &)),
            this, SLOT(onTimeUnitChanged(const QString &)));
}

void nmWxTimeDependentSkin::createDSdQUnitCombo()
{
    // 复用底层流量单位组，显示为整个流量单位的倒数。
    m_pDSdQUnitCombo = new QComboBox(m_pDataTable);
    iUnitGroup* group = iUnitHelper::getUnitGroupByUnit("stb/d");
    QStringList qUnits;
    if(group) {
        const QStringList units = group->getAllUnitNames();
        for(int i = 0; i < units.size(); ++i) qUnits << "1/(" + units[i] + ")";
    }
    if(qUnits.isEmpty()) qUnits << "1/B/D";
    m_pDSdQUnitCombo->addItems(qUnits);

    if(m_dSdQDisplayUnit == "1/B/D")
        m_dSdQDisplayUnit = "1/(stb/d)";

    int qIdx = qUnits.indexOf(m_dSdQDisplayUnit);
    m_pDSdQUnitCombo->setCurrentIndex(qIdx >= 0 ? qIdx : 0);
    m_dSdQDisplayUnit = m_pDSdQUnitCombo->currentText();
    m_pDSdQUnitCombo->setStyleSheet(
        "QComboBox { border: none; background: transparent; padding-left: 4px; }"
        "QComboBox::drop-down { border: none; }"
    );
    m_pDataTable->setCellWidget(0, 3, m_pDSdQUnitCombo);

    connect(m_pDSdQUnitCombo, SIGNAL(currentIndexChanged(const QString&)),
            this, SLOT(onDSdQUnitChanged(const QString&)));
}

void nmWxTimeDependentSkin::onFlowSegmentSelected(int segmentIndex)
{
    // 如果在移除模式，执行合并操作
    if(m_isRemoveMode) {
        // 尝试与左侧段合并
        bool success = mergeSegmentWithPrevious(segmentIndex);

        // 无论成功与否，都退出移除模式
        m_isRemoveMode = false;

        if(success) {
            // 如果成功，更新图表和表格显示
            updateCharts();
            updateTableFromFlowSegments();
        }

        return;
    }

    // 如果在添加模式，不处理段选择
    if(m_isAddMode) {
        return;
    }

    // 正常的选择流动段
    selectFlowSegment(segmentIndex);

    // 更新图表显示
    updateCharts();

    // 更新表格显示
    updateTableFromFlowSegments();
}

bool nmWxTimeDependentSkin::addFlowSegmentAtExactTime(double timePoint)
{
    // 找到包含该时间点的流动段
    int segmentIndex = m_perforationData.findFlowSegmentByTime(timePoint);

    if(segmentIndex < 0) {
        return false; // 没有找到对应的流动段
    }

    // 直接在该时间点分割流动段
    return splitFlowSegmentAtTime(segmentIndex, timePoint);
}

void nmWxTimeDependentSkin::onChartPointClicked(double timePoint)
{
    if(!m_isAddMode) {
        return; // 不在添加模式，忽略此事件
    }

    bool success = false;

    // 检查"Snap to rate changes"复选框状态
    bool snapToRateChanges = m_pSnapToRateChangesCheckBox->isChecked();

    if(snapToRateChanges) {
        // 勾选状态：使用现有逻辑，在点击位置所在阶梯段的结束边界添加流动段
        success = addFlowSegmentAtTime(timePoint);
    } else {
        // 未勾选状态：直接在点击位置分割流动段
        success = addFlowSegmentAtExactTime(timePoint);
    }

    // 无论成功与否，都退出添加模式
    m_isAddMode = false;

    if(success) {
        // 如果成功，更新图表和表格显示
        updateCharts();
        updateTableFromFlowSegments();
    }
}

void nmWxTimeDependentSkin::onAddClicked()
{
    if(m_isAddMode) {
        // 如果已经在添加模式，退出添加模式
        m_isAddMode = false;
    } else {
        // 进入添加模式，同时退出移除模式
        m_isAddMode = true;
        m_isRemoveMode = false;
    }
}

void nmWxTimeDependentSkin::onRemoveClicked()
{
    if(m_isRemoveMode) {
        // 如果已经在移除模式，退出移除模式
        m_isRemoveMode = false;
    } else {
        // 进入移除模式，同时退出添加模式
        m_isRemoveMode = true;
        m_isAddMode = false;
    }
}

void nmWxTimeDependentSkin::onSplitStepsClicked()
{
    // 一次性分割所有流动段
    splitAllFlowSegments();

    // 更新图表显示
    updateCharts();

    // 更新表格数据
    updateTableFromFlowSegments();
}

QString nmWxTimeDependentSkin::skinComputeUnavailableReason() const
{
    // 多井按井 UUID 查找各自的冻结结果，观察井没有可用于表皮反算的自身流量。
    nmDataAnalyzeManager* manager = m_pDataManager.data();
    if(!manager || !m_currentWell)
        return tr("Select a well with valid model results before estimating skin.");
    if(m_currentWell->getPerforationCount() != 1)
        return tr("Skin estimation requires a single perforation.");
    if(!m_perforationData.getTimeValues().isEmpty())
        return tr("Skin estimation does not yet support perforation closing intervals.");
    if(!manager->isPebiResultSnapshotCurrent())
        return tr("Generate a model with the current inputs and a constant skin before computing skin steps.");

    QSharedPointer<const nmPebiResultSnapshot> snapshot = manager->getPebiResultSnapshot();
    const nmPebiResultWellSnapshot* well = snapshot->findWell(m_currentWell->getWellInstanceId());
    if(!well || !well->m_bHasSkin ||
       well->m_sGaugeInputSha1.isEmpty() || well->m_sGaugeInputSha1 != m_currentWell->calculateGaugeInputSha1())
        return tr("The model result does not match this well's pressure and rate data. Generate the model again.");
    if(well->m_eWellMode != NM_CaseWell_RateControlled)
        return tr("Observation wells have no controlled rate for skin estimation.");
    // 直井、压裂井和多段压裂井共用模型压力与井总流量，估算整井等效表皮。
    if(!validSkinPressureCurve(well->m_oCurves.m_vecResultPressure) || m_currentWell->getPressurePoints().size() < 2)
        return tr("Skin estimation requires model and measured pressure curves.");
    return QString();
}

void nmWxTimeDependentSkin::updateComputeState()
{
    // 仅更新计算按钮的可用状态，切换页面不改变原有模型设置。
    const QString reason = skinComputeUnavailableReason();
    m_pComputeBtn->setEnabled(reason.isEmpty() && !m_pChartWidget);
}

void nmWxTimeDependentSkin::onComputeClicked()
{
    const QString reason = skinComputeUnavailableReason();
    if(!reason.isEmpty()) {
        updateComputeState();
        QMessageBox::information(this, tr("Compute"), reason);
        return;
    }
    QSharedPointer<const nmPebiResultSnapshot> snapshot =
            m_pDataManager->getPebiResultSnapshot();
    const nmPebiResultWellSnapshot* well = snapshot->findWell(m_currentWell->getWellInstanceId());
    const nmPebiResultPvtParameters& pvt = snapshot->getPvtParameters();
    const int modelType = snapshot->getSolverSettings().m_nSolverModelType;
    // 每次点击从所属分析重新读取参考单值，不回退到旧快照或默认物性。
    QStringList names;
    if(modelType == SMT_Oil_ConstPvt || modelType == SMT_Oil_VariablePvt || modelType == SMT_Oil_Water_TwoPhase)
        names << "Bo" << "Miuo";
    if(modelType == SMT_Water_ConstPvt || modelType == SMT_Water_VariablePvt)
        names << "Bw" << "Miuw";
    else if(modelType == SMT_Oil_Water_TwoPhase)
        names << "Bw";
    if(modelType == SMT_Gas_VariablePvt)
        names << "Bg" << "Miug";
    QMap<QString, double> referencePvt;
    if(!names.isEmpty() && !m_pDataManager->getAnalysisPvtValues(names, referencePvt)) {
        QMessageBox::information(this, tr("Compute"), tr("Cannot read reference PVT values from this analysis."));
        return;
    }
    SkinComputeData data;
    const QString preparationError = prepareSkinCompute(*well, snapshot->getReservoirParameters(), pvt, modelType, referencePvt, data);
    if(!preparationError.isEmpty()) {
        QMessageBox::information(this, tr("Compute"), preparationError);
        return;
    }
    QVector<QVector<double> > measured(2);
    const QVector<QPointF> points = m_currentWell->getPressurePoints();
    for(int i = 0; i < points.size(); ++i) {
        measured[0].append(points[i].x());
        measured[1].append(points[i].y());
    }

    // 只更新本窗口副本；计算后移除无匹配流量段的分界，取消仍可放弃本次估算。
    QVector<FlowSegmentData> segments = m_perforationData.getFlowSegments();
    const int originalSegmentCount = segments.size();
    const int computedCount = estimateSkinSegments(*well, data, measured, segments);
    if(computedCount == 0 && segments.size() == originalSegmentCount) {
        QMessageBox::information(this, tr("Compute"),
                tr("No skin steps could be estimated. Check pressure data, non-zero rate steps and the gas PVT pressure range."));
        return;
    }
    // 分段删除后重新定位选中项，避免旧索引指向其他行或越界；空结果由表格刷新清除旧行。
    int selectedIndex = 0;
    if(segments.size() != originalSegmentCount && !segments.isEmpty()) {
        for(int i = 0; i < segments.size(); ++i) {
            if(segments[i].isSelected) {
                selectedIndex = i;
                break;
            }
        }
        for(int i = 0; i < segments.size(); ++i) segments[i].isSelected = i == selectedIndex;
    }
    m_perforationData.setFlowSegments(segments);
    if(segments.size() != originalSegmentCount && !segments.isEmpty())
        m_perforationData.setSelectedSegmentIndex(selectedIndex);
    // 原来的表皮/流量拟合线已不对应新估算值，下次进入第二页时重新拟合。
    m_perforationData.setLinePositions(-999.0, -999.0, -999.0, -999.0);
    updateCharts();
    updateTableFromFlowSegments();
}

void nmWxTimeDependentSkin::onPerforationClosingBtnClicked()
{
	nmWxPerforationClosing* dlg = new nmWxPerforationClosing(m_currentWell, this);
    // 子窗口确认后同步封堵字段，防止主窗口随后提交旧副本覆盖这些修改。
    connect(dlg, SIGNAL(accepted()), this, SLOT(onPerforationClosingAccepted()));
    dlg->show();
}

void nmWxTimeDependentSkin::onPerforationClosingAccepted()
{
    if(!m_currentWell) return;
    const nmDataPerforation data = m_currentWell->getPerforationCopy(m_currentPerforationIndex);
    // 仅同步封堵数据，保留当前表皮编辑值。
    m_perforationData.setTimeValues(data.getTimeValues());
    m_perforationData.setTimeStates(data.getTimeStates());
    m_perforationData.setBaseTime(data.getBaseTime());
    updateComputeState();
}

void nmWxTimeDependentSkin::onSkinVsRateClicked()
{
    // 如果已经显示了图表，就恢复原始状态
    if(m_pChartWidget != nullptr) {
        restoreOriginalCharts();
        restoreToolbarState();
        return;
    }

    // 创建交互式图表
    showInteractiveChart();
    hideToolbarButtons();
}

void nmWxTimeDependentSkin::showInteractiveChart()
{
    if(m_pChartSplitter == nullptr) return;

    // 隐藏分割器
    m_pChartSplitter->hide();

    // 创建交互式图表widget
    m_pChartWidget = new nmWxChartWidget(this);
    // 切换模式后沿用压力图的左侧扩展宽度，保持绘图区位置不变。
    const int chartLeftExtension = m_pPressureChart->contentsMargins().left();
    // 将图表与下拉框之间的空白交给横轴标题，绘图区补偿相同高度。
    QLayout* leftLayout = m_pComboBox->parentWidget()->layout();
    const int chartBottomExtension = qMax(0, leftLayout->spacing());
    leftLayout->setSpacing(0);
    m_pChartWidget->setContentsMargins(chartLeftExtension, 0, 0, chartBottomExtension);
    m_pChartWidget->setMinimumSize(400 + chartLeftExtension, 400 + chartBottomExtension);

    // 连接信号槽
    connect(m_pChartWidget, SIGNAL(skinValuesChanged(double, double)),
            this, SLOT(onSkinValuesChanged(double, double)));

    // 连接过滤完成信号
    connect(m_pChartWidget, SIGNAL(crossMarksFiltered()),
            this, SLOT(onCrossMarksFiltered()));

    // 添加到布局
    m_pChartLayout->addWidget(m_pChartWidget, 1);
    m_pChartWidget->show();

    // 第二页不使用流量变化点对齐，第一页的设置仍保留在数据中。
    m_pChartWidget->setSnapToRateChanges(false);

    m_pChartWidget->setFlowSegmentData(m_perforationData);

    // 传递原始流量数据
    if(m_currentWell != nullptr) {
        QVector<QPointF> rawFlowData = m_currentWell->getFlowPoints();
        m_pChartWidget->setRawFlowData(rawFlowData);
    }

    m_pChartWidget->calculateDataRange();

    // 在数据传递完成后，检查是否需要加载已保存的线条位置
    // 这里会被延迟执行，确保初始拟合先完成
    QTimer::singleShot(10, this, SLOT(loadSavedLinePositionsIfValid()));

    // 初始化编辑框
    updateEditBoxesFromData();
}

void nmWxTimeDependentSkin::loadSavedLinePositionsIfValid()
{
    if(m_pChartWidget == nullptr) return;

    // 直接检查数据类中是否有有效的线条位置
    double x1, y1, x2, y2;
    m_perforationData.getLinePositions(x1, y1, x2, y2);

    // 检查是否为有效数据（-999表示未设置，或者是默认值100,0,200,0）
    bool hasValidData = (x1 != -999.0 && y1 != -999.0 && x2 != -999.0 && y2 != -999.0);

    // 额外检查：如果是默认值(100,0,200,0)，也认为是无效数据
    bool isDefaultValue = (qAbs(x1 - 100.0) < 1e-6 && qAbs(y1 - 0.0) < 1e-6 &&
                           qAbs(x2 - 200.0) < 1e-6 && qAbs(y2 - 0.0) < 1e-6);

    if(hasValidData && !isDefaultValue) {
        // 有有效且非默认的数据，加载保存的位置（用户之前调整过的位置）
        loadChartPositionsFromData();
        updateEditBoxesFromData();
    } else {
        // 没有有效数据或是默认值，图表组件的初始拟合结果已经生效
        // 不需要再次保存，因为 onSkinValuesChanged 已经保存过了
        updateEditBoxesFromData();
    }
}


void nmWxTimeDependentSkin::initializeChartFromData()
{
    if(m_pChartWidget == nullptr) return;

    // 从 m_skinVsRateData 获取当前值
    bool skin0Ok, dSkinDqOk;
    double skin0Value = m_perforationData.getSkin0().getValue().toString().toDouble(&skin0Ok);
    double dSkinDqValue = m_perforationData.getdSkindq().getValue().toString().toDouble(&dSkinDqOk);

    // 如果数据无效，使用默认值
    if(!skin0Ok) {
        skin0Value = 0.0;
    }

    if(!dSkinDqOk) {
        dSkinDqValue = 0.0;
    }

    // 设置图表的初始值和线条位置
    m_pChartWidget->setSkinValues(skin0Value, dSkinDqValue);
}

void nmWxTimeDependentSkin::loadChartPositionsFromData()
{
    if(m_pChartWidget == nullptr) return;

    // 获取保存的线条位置
    double x1, y1, x2, y2;
    m_perforationData.getLinePositions(x1, y1, x2, y2);

    // 检查是否有有效数据（-999表示未设置）
    if(x1 == -999.0 || y1 == -999.0 || x2 == -999.0 || y2 == -999.0) {
        // 没有有效数据，不执行加载
        return;
    }

    // 设置图表的线条位置
    m_pChartWidget->setLinePositions(x1, y1, x2, y2);
}


void nmWxTimeDependentSkin::saveChartPositionsToData()
{
    if(m_pChartWidget == nullptr) return;

    // 获取当前图表的线条位置
    double x1, y1, x2, y2;
    m_pChartWidget->getLinePositions(x1, y1, x2, y2);

    // 保存到数据对象
    m_perforationData.setLinePositions(x1, y1, x2, y2);

    // 同时更新skin0和dSkin/dq值
    double skin0Value = m_pChartWidget->getSkin0Value();
    double dSkinDqValue = m_pChartWidget->getDSkinDqValue();
    m_perforationData.getSkin0().setValue(QString::number(skin0Value, 'f', 5));
    m_perforationData.getdSkindq().setValue(QString::number(dSkinDqValue, 'f', 5));
}


void nmWxTimeDependentSkin::onSkinValuesChanged(double skin0Value, double dSkinDqValue)
{
    // 实时保存图表位置到数据对象
    saveChartPositionsToData();

    // 更新编辑框显示
    updateEditBoxesFromData();
}

void nmWxTimeDependentSkin::onCrossMarksFiltered()
{
    // 过滤完成后，自动保存图表位置
    saveChartPositionsToData();

    // 更新编辑框显示
    updateEditBoxesFromData();

}

void nmWxTimeDependentSkin::updateEditBoxesFromData()
{
    if(m_pSkinEdit && m_pDSkinDqEdit) {
        QString skin0Text = m_perforationData.getSkin0().getValue().toString();
        QString dSkinDqText = m_perforationData.getdSkindq().getValue().toString();

        m_pSkinEdit->setText(skin0Text);
        m_pDSkinDqEdit->setText(dSkinDqText);
    }
}

void nmWxTimeDependentSkin::restoreOriginalCharts()
{
    if(m_pChartLayout == nullptr || m_pChartSplitter == nullptr) return;

    // 如果图表widget存在且处于套索模式，先退出
    if(m_pChartWidget != nullptr) {
        if(m_pChartWidget->getLassoMode()) {
            m_pChartWidget->setLassoMode(false);
        }
    }

    // 移除交互式图表
    if(m_pChartWidget != nullptr) {
        // 切回压力/流量图时恢复原来的布局间距。
        m_pComboBox->parentWidget()->layout()->setSpacing(m_pChartWidget->contentsMargins().bottom());
        m_pChartLayout->removeWidget(m_pChartWidget);
        m_pChartWidget->deleteLater();
        m_pChartWidget = nullptr;
    }

    // 重新显示分割器（包含原始的两个图表）
    m_pChartSplitter->show();

    // 确保原始图表在分割器中是可见的
    if(m_pOriginalPressureChart != nullptr) {
        m_pOriginalPressureChart->show();
    }

    if(m_pOriginalFlowRateChart != nullptr) {
        m_pOriginalFlowRateChart->show();
    }

    // 恢复默认比例 (1:1)
    m_pChartSplitter->setStretchFactor(0, 1);
    m_pChartSplitter->setStretchFactor(1, 1);
}

void nmWxTimeDependentSkin::hideToolbarButtons()
{
    // 通过按钮的父容器隐藏原有按钮
    if(m_pAddBtn && m_pAddBtn->parentWidget()) {
        m_pAddBtn->parentWidget()->setVisible(false);
    }

    if(m_pRemoveBtn && m_pRemoveBtn->parentWidget()) {
        m_pRemoveBtn->parentWidget()->setVisible(false);
    }

    if(m_pSplitStepsBtn && m_pSplitStepsBtn->parentWidget()) {
        m_pSplitStepsBtn->parentWidget()->setVisible(false);
    }

    if(m_pComputeBtn && m_pComputeBtn->parentWidget()) {
        m_pComputeBtn->parentWidget()->setVisible(false);
    }

    if(m_pPerforationClosingBtn && m_pPerforationClosingBtn->parentWidget()) {
        m_pPerforationClosingBtn->parentWidget()->setVisible(false);
    }

    // 显示图表模式下的新按钮
    if(m_pFilterContainer) {
        m_pFilterContainer->setVisible(true);
    }

    if(m_pResetFilterContainer) {
        m_pResetFilterContainer->setVisible(true);
    }

    if(m_pResetLinesContainer) {
        m_pResetLinesContainer->setVisible(true);
    }

    // 显示编辑框容器
    if(m_pEditContainer) {
        m_pEditContainer->setVisible(true);
    }

    // 仅改变第二页的控件状态，屏蔽信号以保留第一页设置及原有dS/dQ数据。
    bool snapBlocked = m_pSnapToRateChangesCheckBox->blockSignals(true);
    m_pSnapToRateChangesCheckBox->setChecked(false);
    m_pSnapToRateChangesCheckBox->setEnabled(false);
    m_pSnapToRateChangesCheckBox->blockSignals(snapBlocked);
    bool rateBlocked = m_pAddRateDependentCheckBox->blockSignals(true);
    m_pAddRateDependentCheckBox->setChecked(false);
    m_pAddRateDependentCheckBox->setEnabled(false);
    m_pAddRateDependentCheckBox->blockSignals(rateBlocked);
    updateTableFromFlowSegments();
}

void nmWxTimeDependentSkin::restoreToolbarState()
{
    // 显示所有隐藏的按钮容器
    if(m_pAddBtn && m_pAddBtn->parentWidget()) {
        m_pAddBtn->parentWidget()->setVisible(true);
    }

    if(m_pRemoveBtn && m_pRemoveBtn->parentWidget()) {
        m_pRemoveBtn->parentWidget()->setVisible(true);
    }

    if(m_pSplitStepsBtn && m_pSplitStepsBtn->parentWidget()) {
        m_pSplitStepsBtn->parentWidget()->setVisible(true);
    }

    // 计算入口仅在默认的表皮分段页面显示。
    if(m_pComputeBtn && m_pComputeBtn->parentWidget()) {
        m_pComputeBtn->parentWidget()->setVisible(true);
        updateComputeState();
    }

    if(m_pPerforationClosingBtn && m_pPerforationClosingBtn->parentWidget()) {
        m_pPerforationClosingBtn->parentWidget()->setVisible(true);
    }

    // 隐藏图表模式下的按钮
    if(m_pFilterContainer) {
        m_pFilterContainer->setVisible(false);
    }

    if(m_pResetFilterContainer) {
        m_pResetFilterContainer->setVisible(false);
    }

    if(m_pResetLinesContainer) {
        m_pResetLinesContainer->setVisible(false);
    }

    // 隐藏编辑框容器
    if(m_pEditContainer) {
        m_pEditContainer->setVisible(false);
    }

    // 从保留的数据恢复第一页设置，不触发重新吸附或清零流量相关系数。
    bool snapBlocked = m_pSnapToRateChangesCheckBox->blockSignals(true);
    m_pSnapToRateChangesCheckBox->setChecked(m_perforationData.isSnapToRateChangesEnabled());
    m_pSnapToRateChangesCheckBox->setEnabled(true);
    m_pSnapToRateChangesCheckBox->blockSignals(snapBlocked);
    bool rateBlocked = m_pAddRateDependentCheckBox->blockSignals(true);
    m_pAddRateDependentCheckBox->setChecked(m_perforationData.isRateDependentEnabled());
    m_pAddRateDependentCheckBox->setEnabled(true);
    m_pAddRateDependentCheckBox->blockSignals(rateBlocked);
    updateCharts();

    // 刷新表格显示
    updateTableFromFlowSegments();
}

void nmWxTimeDependentSkin::createChartModeBtn()
{
    // 图表模式也通过框架加载图标，与普通模式保持一致。

    // 创建Filter按钮
    m_pFilterContainer = new QWidget(this);
    QVBoxLayout* filterLayout = new QVBoxLayout(m_pFilterContainer);
    filterLayout->setSpacing(0);
    filterLayout->setContentsMargins(2, 2, 2, 2);

    m_pFilterBtn = new QPushButton(m_pFilterContainer);
    m_pFilterBtn->setIcon(zxLoadIcon("NmFilter"));
    m_pFilterBtn->setIconSize(QSize(36, 36));
    m_pFilterBtn->setFixedSize(40, 40);
    m_pFilterBtn->setEnabled(true);

    QLabel* filterLabel = new QLabel(tr("Filter"), m_pFilterContainer);
    filterLabel->setAlignment(Qt::AlignCenter);

    filterLayout->addWidget(m_pFilterBtn, 0, Qt::AlignHCenter);
    filterLayout->addWidget(filterLabel);
    m_pFilterContainer->setMinimumWidth(100);
    m_pFilterContainer->setSizePolicy(QSizePolicy::Minimum, QSizePolicy::Fixed);
    m_pFilterContainer->setVisible(false);
    m_pToolbarLayout->insertWidget(1, m_pFilterContainer);

    // 创建Reset Filter按钮
    m_pResetFilterContainer = new QWidget(this);
    QVBoxLayout* resetFilterLayout = new QVBoxLayout(m_pResetFilterContainer);
    resetFilterLayout->setSpacing(0);
    resetFilterLayout->setContentsMargins(2, 2, 2, 2);

    m_pResetFilterBtn = new QPushButton(m_pResetFilterContainer);
    m_pResetFilterBtn->setIcon(zxLoadIcon("NmResetFilter"));
    m_pResetFilterBtn->setIconSize(QSize(36, 36));
    m_pResetFilterBtn->setFixedSize(40, 40);
    m_pResetFilterBtn->setEnabled(true);

    QLabel* resetFilterLabel = new QLabel(tr("Reset Filter"), m_pResetFilterContainer);
    resetFilterLabel->setAlignment(Qt::AlignCenter);

    resetFilterLayout->addWidget(m_pResetFilterBtn, 0, Qt::AlignHCenter);
    resetFilterLayout->addWidget(resetFilterLabel);
    m_pResetFilterContainer->setMinimumWidth(100);
    m_pResetFilterContainer->setSizePolicy(QSizePolicy::Minimum, QSizePolicy::Fixed);
    m_pResetFilterContainer->setVisible(false);
    m_pToolbarLayout->insertWidget(2, m_pResetFilterContainer);

    // 创建Reset Lines按钮
    m_pResetLinesContainer = new QWidget(this);
    QVBoxLayout* resetLinesLayout = new QVBoxLayout(m_pResetLinesContainer);
    resetLinesLayout->setSpacing(0);
    resetLinesLayout->setContentsMargins(2, 2, 2, 2);

    m_pResetLinesBtn = new QPushButton(m_pResetLinesContainer);
    m_pResetLinesBtn->setIcon(zxLoadIcon("NmResetLines"));
    m_pResetLinesBtn->setIconSize(QSize(36, 36));
    m_pResetLinesBtn->setFixedSize(40, 40);

    QLabel* resetLinesLabel = new QLabel(tr("Reset Lines"), m_pResetLinesContainer);
    resetLinesLabel->setAlignment(Qt::AlignCenter);

    resetLinesLayout->addWidget(m_pResetLinesBtn, 0, Qt::AlignHCenter);
    resetLinesLayout->addWidget(resetLinesLabel);
    m_pResetLinesContainer->setMinimumWidth(100);
    m_pResetLinesContainer->setSizePolicy(QSizePolicy::Minimum, QSizePolicy::Fixed);
    m_pResetLinesContainer->setVisible(false);
    m_pToolbarLayout->insertWidget(3, m_pResetLinesContainer);

    // 创建编辑框容器
    createEditBoxes();

    // 连接信号槽（暂时为空实现）
    connect(m_pFilterBtn, SIGNAL(clicked()), this, SLOT(onFilterClicked()));
    connect(m_pResetFilterBtn, SIGNAL(clicked()), this, SLOT(onResetFilterClicked()));
    connect(m_pResetLinesBtn, SIGNAL(clicked()), this, SLOT(onResetLinesClicked()));
}

QVector<QPointF> nmWxTimeDependentSkin::processFlowData(const QVector<QPointF>& rawFlowData)
{
    QVector<QPointF> processedData;

    if(rawFlowData.isEmpty()) {
        return processedData;
    }

    double totalTime = 0.0;

    // 预期的阶梯图应该是：
    // 每个时间段内保持恒定流量，在时间段边界处跳跃到新流量值

    for(int i = 0; i < rawFlowData.size(); ++i) {
        const QPointF& currentSegment = rawFlowData[i];

        if(i == 0) {
            // 第一个数据点 - 设置初始流量
            processedData.append(QPointF(totalTime, currentSegment.y()));
        }

        // 添加时间间隔到总时间
        totalTime += currentSegment.x();

        // 添加当前时间段结束时的点（保持当前流量）
        processedData.append(QPointF(totalTime, currentSegment.y()));

        // 如果有下一个时间段且流量不同，添加垂直跳跃
        if(i < rawFlowData.size() - 1) {
            double nextFlowRate = rawFlowData[i + 1].y();

            if(qAbs(nextFlowRate - currentSegment.y()) > 1e-6) {
                processedData.append(QPointF(totalTime, nextFlowRate));
            }
        }
    }

    return processedData;
}

void nmWxTimeDependentSkin::createEditBoxes()
{
    // 创建一个容器来垂直排布编辑框
    QWidget* editContainer = new QWidget(this);
    QVBoxLayout* editLayout = new QVBoxLayout(editContainer);
    editLayout->setSpacing(3);
    editLayout->setContentsMargins(8, 8, 8, 8);

    // 创建第一行：Skin标签和编辑框
    QHBoxLayout* skinLayout = new QHBoxLayout();
    skinLayout->setSpacing(5);

    QLabel* skinLabel = new QLabel(tr("Skin0:"), editContainer);
    skinLabel->setAlignment(Qt::AlignRight | Qt::AlignVCenter);
    skinLabel->setFixedWidth(60);
    skinLabel->setStyleSheet("QLabel { color: #333; font-size: 12px; }");

    m_pSkinEdit = new QLineEdit(editContainer);
    m_pSkinEdit->setText("0.00000");
    m_pSkinEdit->setFixedSize(100, 22);
    m_pSkinEdit->setReadOnly(true);  // 设置为只读
    m_pSkinEdit->setStyleSheet(
        "QLineEdit {"
        "border: 1px solid #aaa;"
        "border-radius: 2px;"
        "padding: 2px 4px;"
        "background-color: #f5f5f5;"  // 只读背景色
        "font-size: 12px;"
        "color: #333;"
        "}"
    );

    skinLayout->addWidget(skinLabel);
    skinLayout->addWidget(m_pSkinEdit);
    skinLayout->addStretch();

    // 创建第二行：dSkin/dq标签和编辑框
    QHBoxLayout* dSkinLayout = new QHBoxLayout();
    dSkinLayout->setSpacing(5);

    QLabel* dSkinLabel = new QLabel(tr("dSkin/dq:"), editContainer);
    dSkinLabel->setAlignment(Qt::AlignRight | Qt::AlignVCenter);
    dSkinLabel->setFixedWidth(60);
    dSkinLabel->setStyleSheet("QLabel { color: #333; font-size: 12px; }");

    m_pDSkinDqEdit = new QLineEdit(editContainer);
    m_pDSkinDqEdit->setText("0.00000");
    m_pDSkinDqEdit->setFixedSize(100, 22);
    m_pDSkinDqEdit->setReadOnly(true);  // 设置为只读
    m_pDSkinDqEdit->setStyleSheet(
        "QLineEdit {"
        "border: 1px solid #aaa;"
        "border-radius: 2px;"
        "padding: 2px 4px;"
        "background-color: #f5f5f5;"  // 只读背景色
        "font-size: 12px;"
        "color: #333;"
        "}"
    );

    dSkinLayout->addWidget(dSkinLabel);
    dSkinLayout->addWidget(m_pDSkinDqEdit);
    dSkinLayout->addStretch();

    // 将两行添加到垂直布局
    editLayout->addLayout(skinLayout);
    editLayout->addLayout(dSkinLayout);

    // 设置容器大小
    editContainer->setMinimumWidth(180);
    editContainer->setSizePolicy(QSizePolicy::Minimum, QSizePolicy::Fixed);
    editContainer->setStyleSheet(
        "QWidget {"
        "background-color: transparent;"
        "border: none;"
        "}"
    );

    // 将容器添加到工具栏布局，在复选框之前
    int checkboxIndex = m_pToolbarLayout->count() - 1;
    m_pToolbarLayout->insertWidget(checkboxIndex, editContainer);

    // 保存引用以便后续控制显示/隐藏
    m_pEditContainer = editContainer;
    m_pSkinLabel = skinLabel;
    m_pDSkinLabel = dSkinLabel;

    // 初始时隐藏
    editContainer->setVisible(false);
}

QIcon nmWxTimeDependentSkin::createTriangleIcon()
{
    QPixmap trianglePixmap(16, 16);
    trianglePixmap.fill(Qt::transparent);

    QPainter painter(&trianglePixmap);
    painter.setRenderHint(QPainter::Antialiasing, true);

    // 绘制小三角形（指向右的箭头）
    QPolygon triangle;
    triangle << QPoint(4, 6) << QPoint(4, 10) << QPoint(10, 8);
    painter.setBrush(QBrush(QColor(0, 0, 0))); // 黑色三角形
    painter.setPen(QPen(QColor(0, 0, 0), 1));
    painter.drawPolygon(triangle);

    return QIcon(trianglePixmap);
}

void nmWxTimeDependentSkin::onTableDataChanged(int row, int column)
{
    if(row == 0) return;

    // 如果显示日期模式，禁止编辑时间列
    if(column == 1 && m_perforationData.isShowDatesEnabled()) {
        // 恢复原值
        QVector<FlowSegmentData> segments = m_perforationData.getFlowSegments();
        int segRow = row - 1;

        if(segRow >= 0 && segRow < segments.size()) {
            double startHr = segments[segRow].segmentStart.getValue().toDouble();
            QString timeDisplay = formatTimeDisplay(startHr, segRow);
            QTableWidgetItem* item = m_pDataTable->item(row, column);

            if(item) {
                item->setText(timeDisplay);
            }
        }

        return;
    }

    QVector<FlowSegmentData> segments = m_perforationData.getFlowSegments();
    int segRow = row - 1;

    if(segRow < 0 || segRow >= segments.size()) return;

    QTableWidgetItem* item = m_pDataTable->item(row, column);

    if(!item) return;

    if(column == 1) {
        if(segRow == 0) {
            // 第一个段不允许改：按“秒量化”后的原值回显
            double origHr   = segments[segRow].segmentStart.getValue().toDouble();
            double origSec  = toSeconds(origHr, "hr");
            double origDisp = fromSeconds(origSec, m_timeDisplayUnit);
            item->setText(QString::number(origDisp, 'f', 5));
            return;
        }

        bool ok = false;
        double newStartDisp = item->text().toDouble(&ok);

        if(!ok || newStartDisp < 0) {
            double origHr   = segments[segRow].segmentStart.getValue().toDouble();
            double origSec  = toSeconds(origHr, "hr");
            double origDisp = fromSeconds(origSec, m_timeDisplayUnit);
            item->setText(QString::number(origDisp, 'f', 5));
            return;
        }

        // —— 把用户输入的“显示单位”量值 -> 秒，并四舍五入到整数秒 ——
        double newStartSec = toSeconds(newStartDisp, m_timeDisplayUnit);

        // 邻接边界（以秒为基准）并做最小/最大约束
        double minHr = (segRow > 1) ? segments[segRow - 1].segmentStart.getValue().toDouble() + 0.001 : 0.001;
        double maxHr = (segRow < segments.size() - 1)
                       ? segments[segRow + 1].segmentStart.getValue().toDouble() - 0.001
                       : m_currentWell->getTotalTimeRange();

        double minSec = toSeconds(minHr, "hr");
        double maxSec = toSeconds(maxHr, "hr");

        if(newStartSec <= minSec || newStartSec >= maxSec) {
            double origHr   = segments[segRow].segmentStart.getValue().toDouble();
            double origSec  = toSeconds(origHr, "hr");
            double origDisp = fromSeconds(origSec, m_timeDisplayUnit);
            item->setText(QString::number(origDisp, 'f', 5));
            return;
        }

        // “吸附到流量阶梯边界”的逻辑仍使用小时接口，但最终回到“秒并量化”
        double finalSec = newStartSec;

        if(m_pSnapToRateChangesCheckBox->isChecked()) {
            double guessHr = fromSeconds(newStartSec, "hr");
            double snappedHr = m_currentWell->findSmartFlowStepBoundary(guessHr);

            // 如果吸附点越界，选择最合适的边界
            double snappedSec = toSeconds(snappedHr, "hr");

            if(snappedSec <= minSec || snappedSec >= maxSec) {
                QVector<double> boundaries = m_currentWell->getAllFlowStepBoundaries();
                double bestSec = newStartSec, minDist = 1e20;

                for(int i = 0; i < boundaries.size(); ++i) {
                    double bSec = toSeconds(boundaries[i], "hr");

                    if(bSec > minSec && bSec < maxSec) {
                        double d = qAbs(bSec - newStartSec);

                        if(d < minDist) {
                            minDist = d;
                            bestSec = bSec;
                        }
                    }
                }

                snappedSec = bestSec;
            }

            finalSec = snappedSec;
        }

        // 夹逼（保险）
        finalSec = qMax(minSec, qMin(maxSec, finalSec));

        if(moveFlowSegmentBoundarySec(segRow, finalSec)) {
            double finalDisp = fromSeconds(finalSec, m_timeDisplayUnit);
            item->setText(QString::number(finalDisp, 'f', 5));
            updateCharts();
            updateTableFromFlowSegments();
        } else {
            double origHr   = segments[segRow].segmentStart.getValue().toDouble();
            double origSec  = toSeconds(origHr, "hr");
            double origDisp = fromSeconds(origSec, m_timeDisplayUnit);
            item->setText(QString::number(origDisp, 'f', 5));
        }

        if(m_pChartWidget) m_pChartWidget->regenerateCrossMarkPoints();

        return;
    }


    if(column == 2) {
        bool ok;
        double newSkinValue = item->text().toDouble(&ok);

        if(!ok) {
            double originalValue = segments[segRow].skinValue.getValue().toDouble();
            item->setText(QString::number(originalValue, 'f', 5));
            return;
        }

        segments[segRow].skinValue.setValue(QString::number(newSkinValue, 'f', 5));
        m_perforationData.setFlowSegments(segments);
        item->setText(QString::number(newSkinValue, 'f', 5));

        if(m_pChartWidget) m_pChartWidget->regenerateCrossMarkPoints();

        return;
    }

    const bool enableRateDep = m_perforationData.isRateDependentEnabled();
    const int dsdqCol = enableRateDep ? 3 : -1;

    if(enableRateDep && column == dsdqCol) {
        bool ok = false;
        double dispVal = item->text().toDouble(&ok);

        if(!ok) {
            // 回退显示
            double base = segments[segRow].dSdQ.getValue().toDouble();
            double disp = convertDSdQ(base, "1/B/D", m_dSdQDisplayUnit);
            item->setText(QString::number(disp, 'g', 15));
            return;
        }

        // 转回“内部基准单位 1/B/D”存储
        double base = convertDSdQ(dispVal, m_dSdQDisplayUnit, "1/B/D");
        // 使用有效位保存，避免换算到内部单位后小系数被截断为零。
        segments[segRow].dSdQ.setValue(QString::number(base, 'g', 15));
        // 强制其单位为基准（可选：不设置也行，因为我们按基准解读）
        segments[segRow].dSdQ.setUnit("1/B/D");

        // 写回数据类
        m_perforationData.setFlowSegments(segments);

        // 再把显示值（按当前显示单位）回填一次，确保格式
        double disp = convertDSdQ(base, "1/B/D", m_dSdQDisplayUnit);
        item->setText(QString::number(disp, 'g', 15));
        return;
    }
}

void nmWxTimeDependentSkin::onTableRowClicked(int row, int column)
{
    if(row == 0 || m_isAddMode || m_isRemoveMode) return;

    int segRow = row - 1;

    const QVector<FlowSegmentData>& segments = m_perforationData.getFlowSegments();

    if(segRow < 0 || segRow >= segments.size() || segments[segRow].isSelected) return;

    selectFlowSegment(segRow);
    updateCharts();
    updateTableFromFlowSegments();
}

void nmWxTimeDependentSkin::onRightInsertClicked()
{
    // 获取当前选中的流动段索引（从本地副本）
    int selectedIndex = m_perforationData.getSelectedSegmentIndex();
    const QVector<FlowSegmentData>& segments = m_perforationData.getFlowSegments();

    // 检查是否有有效的选中段
    if(selectedIndex < 0 || selectedIndex >= segments.size()) {
        return;  // 没有选中有效的段
    }

    // 检查是否为第一个段（第一个段之前无法插入）
    if(selectedIndex == 0) {
        return;
    }

    bool success = false;

    // 检查"Snap to rate changes"复选框状态
    bool snapToRateChanges = m_pSnapToRateChangesCheckBox->isChecked();

    if(snapToRateChanges) {
        // 勾选状态：在前一个段中的流量阶梯边界处插入
        success = insertFlowSegmentBeforeSegment(selectedIndex);
    } else {
        // 未勾选状态：在前一个段的中间位置插入
        success = insertFlowSegmentAtMiddle(selectedIndex);
    }

    if(success) {
        // 更新图表和表格显示
        updateCharts();
        updateTableFromFlowSegments();

        // 如果交互式图表存在，更新×标记
        if(m_pChartWidget != nullptr) {
            m_pChartWidget->regenerateCrossMarkPoints();
        }
    }
}

void nmWxTimeDependentSkin::onRightAddClicked()
{
    // 检查"Snap to rate changes"复选框状态
    bool snapToRateChanges = m_pSnapToRateChangesCheckBox->isChecked();

    // 执行添加流动段的操作
    addLastFlowSegmentIfMissing(snapToRateChanges);

    // 更新图表和表格显示
    updateCharts();
    updateTableFromFlowSegments();
}

void nmWxTimeDependentSkin::onRightDeleteClicked()
{
    // 获取当前选中的流动段索引（从本地副本）
    int selectedIndex = m_perforationData.getSelectedSegmentIndex();
    const QVector<FlowSegmentData>& segments = m_perforationData.getFlowSegments();

    // 检查是否有有效的选中段
    if(selectedIndex < 0 || selectedIndex >= segments.size()) {
        return;  // 没有选中有效的段
    }

    // 检查是否为第一个段
    if(selectedIndex == 0) {
        return;
    }

    // 检查是否只剩一个段
    if(segments.size() <= 1) {
        return;
    }

    // 执行向左合并操作
    bool success = mergeSegmentWithPrevious(selectedIndex);

    if(success) {
        // 更新图表和表格显示
        updateCharts();
        updateTableFromFlowSegments();
    }
}

void nmWxTimeDependentSkin::onPerforationChanged(int index)
{
	if(!m_currentWell || index < 0 || index >= m_currentWell->getPerforationCount()) {
		return;
	}

	// 如果选择的是当前射孔段，无需切换
	if(index == m_currentPerforationIndex) {
		return;
	}

	// 保存当前射孔段的修改到井数据中
	m_currentWell->updatePerforation(m_currentPerforationIndex, m_perforationData);

	// 切换到新的射孔段
	m_currentPerforationIndex = index;
	m_perforationData = m_currentWell->getPerforationCopy(index);

	// 如果副本为空，初始化默认数据
	if(m_perforationData.getFlowSegments().isEmpty()) {
		initializeDefaultFlowSegment();
	}

	// 确保副本有默认的表皮系数数据
	if(m_perforationData.getSkin0().getValue().toString().isEmpty()) {
		m_perforationData.getSkin0().setValue("0.0");
	}

	if(m_perforationData.getdSkindq().getValue().toString().isEmpty()) {
		m_perforationData.getdSkindq().setValue("0.0");
	}

	// 确保线条位置有默认值
	double x1, y1, x2, y2;
	m_perforationData.getLinePositions(x1, y1, x2, y2);

	if(x1 == -999.0 || y1 == -999.0 || x2 == -999.0 || y2 == -999.0) {
		m_perforationData.setLinePositions(100.0, 0.0, 200.0, 0.0);
	}

	// 更新UI显示
	updateCharts();
	updateTableFromFlowSegments();
}

void nmWxTimeDependentSkin::onBoundaryMoved(int segmentIndex, double newTime)
{
    // 获取信号发送者
    QObject* sender = QObject::sender();

    // 根据发送者决定需要更新哪个图表
    if(sender == m_pPressureChart && m_pFlowRateChart) {
        // 压力图发送的信号，更新流量图的外部拖动状态
        m_pFlowRateChart->setExternalDragState(true, segmentIndex, newTime);
    } else if(sender == m_pFlowRateChart && m_pPressureChart) {
        // 流量图发送的信号，更新压力图的外部拖动状态
        m_pPressureChart->setExternalDragState(true, segmentIndex, newTime);
    }
}

void nmWxTimeDependentSkin::onBoundaryMovedFinal(int segmentIndex, double newTime)
{
    // 先转成秒并四舍五入
    double newSec = toSeconds(newTime, "hr");
    bool success = moveFlowSegmentBoundarySec(segmentIndex, newSec);

    if(success) {
        if(m_pPressureChart) m_pPressureChart->clearExternalDragState();

        if(m_pFlowRateChart) m_pFlowRateChart->clearExternalDragState();

        updateCharts();
        updateTableFromFlowSegments();
    } else {
        if(m_pPressureChart) m_pPressureChart->clearExternalDragState();

        if(m_pFlowRateChart) m_pFlowRateChart->clearExternalDragState();

        updateCharts();
    }
}

bool nmWxTimeDependentSkin::insertFlowSegmentAtMiddle(int segmentIndex)
{
    QVector<FlowSegmentData> segments = m_perforationData.getFlowSegments();

    if(segmentIndex <= 0 || segmentIndex >= segments.size()) {
        return false; // 第一个段或无效索引，无法在前面插入
    }

    // 获取前一个段的信息
    int prevSegmentIndex = segmentIndex - 1;
    const FlowSegmentData& prevSegment = segments[prevSegmentIndex];
    double prevSegmentStartTime = prevSegment.segmentStart.getValue().toDouble();
    double prevSegmentEndTime = prevSegment.segmentEnd.getValue().toDouble();

    // 检查前一个段是否足够大可以分割（最小间隔0.001小时）
    if(prevSegmentEndTime - prevSegmentStartTime <= 0.002) {
        return false; // 前一个段太小，无法分割
    }

    // 计算前一个段的中间时间点
    double middleTime = (prevSegmentStartTime + prevSegmentEndTime) / 2.0;

    // 保存前一个段的原始属性
    double originalSkinValue = prevSegment.skinValue.getValue().toDouble();
    double originalDSdQValue = prevSegment.dSdQ.getValue().toDouble();
    bool wasSelected = prevSegment.isSelected;

    // 创建第一个流动段（前一个段的前半部分，保留原值）
    nmDataAttribute newStartTime1("StartTime", prevSegmentStartTime, "hr");
    nmDataAttribute newSkinValue1("SkinValue", originalSkinValue, "");  // 保留原来的skin值
    nmDataAttribute newSegmentStart1("SegmentStartTime", prevSegmentStartTime, "hr");
    nmDataAttribute newSegmentEnd1("SegmentEndTime", middleTime, "hr");

    // 创建第二个流动段（前一个段的后半部分，这是新插入的段，值设为0）
    nmDataAttribute newStartTime2("StartTime", middleTime, "hr");
    nmDataAttribute newSkinValue2("SkinValue", 0.0, ""); // 新插入的段默认skin值为0
    nmDataAttribute newSegmentStart2("SegmentStartTime", middleTime, "hr");
    nmDataAttribute newSegmentEnd2("SegmentEndTime", prevSegmentEndTime, "hr");

    FlowSegmentData segment1, segment2;

    // 根据是否启用流量相关功能来决定如何创建段
    if(m_perforationData.isRateDependentEnabled()) {
        // 启用了流量相关功能，需要处理dSdQ值
        nmDataAttribute newDSdQ1("dSdQ", originalDSdQValue, "1/B/D");  // 第一个段保留原来的dSdQ值
        nmDataAttribute newDSdQ2("dSdQ", 0.0, "1/B/D");              // 第二个段的dSdQ值为0

        segment1 = FlowSegmentData(newStartTime1, newSkinValue1, newSegmentStart1, newSegmentEnd1, newDSdQ1, wasSelected);
        segment2 = FlowSegmentData(newStartTime2, newSkinValue2, newSegmentStart2, newSegmentEnd2, newDSdQ2, false); // 新段不选中
    } else {
        // 未启用流量相关功能，使用不包含dSdQ的构造函数
        segment1 = FlowSegmentData(newStartTime1, newSkinValue1, newSegmentStart1, newSegmentEnd1, wasSelected);
        segment2 = FlowSegmentData(newStartTime2, newSkinValue2, newSegmentStart2, newSegmentEnd2, false); // 新段不选中
    }

    // 替换前一个段为两个新段
    segments.remove(prevSegmentIndex);
    segments.insert(prevSegmentIndex, segment1);
    segments.insert(prevSegmentIndex + 1, segment2);

    // 更新流动段数据
    m_perforationData.setFlowSegments(segments);

    // 保留原选中行，连续插入时始终取该行前一个区间的中点。
    selectFlowSegment(segmentIndex + 1);

    return true;
}

void nmWxTimeDependentSkin::onSegmentsMerged(int segmentIndex)
{
    bool success = mergeSegmentWithPrevious(segmentIndex);

    if(success) {
        if(m_pPressureChart)   m_pPressureChart->clearExternalDragState();

        if(m_pFlowRateChart)   m_pFlowRateChart->clearExternalDragState();

        updateCharts();
        updateTableFromFlowSegments();
    }
}

void nmWxTimeDependentSkin::onSnapToRateChangesToggled(bool checked)
{
	// 保存状态到数据对象
	m_perforationData.setSnapToRateChangesEnabled(checked);

    // 原来的同步设置
    if(m_pPressureChart) m_pPressureChart->setSnapToRateChanges(checked);

    if(m_pFlowRateChart) m_pFlowRateChart->setSnapToRateChanges(checked);

    if(m_pChartWidget)   m_pChartWidget->setSnapToRateChanges(checked);

    // 当勾选时，立即把现有所有分界线吸附到阶梯，并自动合并重复
    if(checked) {
        snapAllBoundariesToFlowStepsAndMerge();
    }
}


void nmWxTimeDependentSkin::onFilterClicked()
{
    // 只在图表模式下才能使用filter功能
    if(m_pChartWidget == nullptr) {
        return;
    }

    // 如果已经在套索模式，忽略点击（防止重复操作）
    if(m_pChartWidget->getLassoMode()) {
        return;
    }

    // 进入套索模式（一次性操作）
    m_pChartWidget->setLassoMode(true);

}


void nmWxTimeDependentSkin::onResetFilterClicked()
{
    // 只在图表模式下才能使用reset filter功能
    if(m_pChartWidget == nullptr) {
        return;
    }

    // 调用图表widget的重置所有×标记点方法
    m_pChartWidget->resetAllCrossMarks();

    // 保存重置后的位置到数据对象
    saveChartPositionsToData();

    // 更新编辑框显示
    updateEditBoxesFromData();
}

void nmWxTimeDependentSkin::onResetLinesClicked()
{
    if(m_pChartWidget != nullptr) {
        // 调用图表widget的重置方法，让它自己决定重置位置
        m_pChartWidget->resetLinesToInitialPositions();

        // 保存重置后的位置
        saveChartPositionsToData();

        // 更新编辑框显示
        updateEditBoxesFromData();
    }
}

void nmWxTimeDependentSkin::onAccept()
{
    if(!m_currentWell) {
        accept();
        return;
    }

    // 对比模式直接保留当前选项设置，提交前保存拟合线。
    if(m_pChartWidget) {
        saveChartPositionsToData();
    }

    // 副本数据同步回原始射孔段
    m_currentWell->updatePerforation(m_currentPerforationIndex, m_perforationData);

    accept();
}

void nmWxTimeDependentSkin::onReject()
{
    reject();
}

void nmWxTimeDependentSkin::onWellDestroyed()
{
    // 数据源已失效，只关闭窗口，不再提交副本或处理图表交互。
    m_currentWell = nullptr;
    m_pPressureChart->setCurrentWellData(nullptr);
    m_pFlowRateChart->setCurrentWellData(nullptr);
    reject();
}

void nmWxTimeDependentSkin::initializeDefaultFlowSegment()
{
    if(m_currentWell == nullptr) {
        return;
    }

    QVector<QPointF> flowPoints = m_currentWell->getFlowPoints();

    if(flowPoints.isEmpty()) {
        return;
    }

    // 计算总时间
    double totalTime = m_currentWell->getTotalTimeRange();

    // 创建一个覆盖整个时间范围的默认流动段，初始状态为选中
    QVector<FlowSegmentData> segments;
    nmDataAttribute startTime("StartTime", 0.0, "hr");
    nmDataAttribute skinValue("SkinValue", 0.0, "");
    nmDataAttribute segmentStart("SegmentStartTime", 0.0, "hr");
    nmDataAttribute segmentEnd("SegmentEndTime", totalTime, "hr");

    FlowSegmentData defaultSegment;

    // 根据是否启用流量相关功能来决定如何创建默认段
    if(m_perforationData.isRateDependentEnabled()) {
        nmDataAttribute dSdQ("dSdQ", 0.0, "1/B/D");
        defaultSegment = FlowSegmentData(startTime, skinValue, segmentStart, segmentEnd, dSdQ, true);
    } else {
        defaultSegment = FlowSegmentData(startTime, skinValue, segmentStart, segmentEnd, true);
    }

    segments.append(defaultSegment);

    m_perforationData.setFlowSegments(segments);
    m_perforationData.setSelectedSegmentIndex(0);
}

void nmWxTimeDependentSkin::splitSelectedFlowSegment()
{
    int selectedIndex = m_perforationData.getSelectedSegmentIndex();
    QVector<FlowSegmentData> segments = m_perforationData.getFlowSegments();

    if(selectedIndex < 0 || selectedIndex >= segments.size()) {
        return;
    }

    // 检查选中的流动段是否可以分割
    if(!m_currentWell->canFlowSegmentBeSplit(selectedIndex, m_currentPerforationIndex)) {
        return;
    }

    const FlowSegmentData& selectedSegment = segments[selectedIndex];
    double segmentStartTime = selectedSegment.segmentStart.getValue().toDouble();
    double segmentEndTime = selectedSegment.segmentEnd.getValue().toDouble();

    // 获取该段内的流量阶梯
    QVector<QPointF> flowSteps = m_currentWell->getFlowStepsInTimeRange(segmentStartTime, segmentEndTime);

    if(flowSteps.size() <= 1) {
        return; // 只有一个或没有阶梯段，无法分割
    }

    // 第一个阶梯段的结束时间就是分割点
    double firstStepDuration = flowSteps[0].x();
    double splitTime = segmentStartTime + firstStepDuration;

    // 创建第一个流动段（第一个阶梯段）
    nmDataAttribute newStartTime1("StartTime", segmentStartTime, "hr");
    nmDataAttribute newSkinValue1("SkinValue", 0.0, "");
    nmDataAttribute newSegmentStart1("SegmentStartTime", segmentStartTime, "hr");
    nmDataAttribute newSegmentEnd1("SegmentEndTime", splitTime, "hr");
    FlowSegmentData segment1(newStartTime1, newSkinValue1, newSegmentStart1, newSegmentEnd1, true); // 新分离的段自动选中

    // 创建第二个流动段（剩余的阶梯段）
    nmDataAttribute newStartTime2("StartTime", splitTime, "hr");
    nmDataAttribute newSkinValue2("SkinValue", 0.0, "");
    nmDataAttribute newSegmentStart2("SegmentStartTime", splitTime, "hr");
    nmDataAttribute newSegmentEnd2("SegmentEndTime", segmentEndTime, "hr");
    FlowSegmentData segment2(newStartTime2, newSkinValue2, newSegmentStart2, newSegmentEnd2, false);

    // 替换原来的段
    segments[selectedIndex] = segment1;
    segments.insert(selectedIndex + 1, segment2);

    m_perforationData.setFlowSegments(segments);
    m_perforationData.setSelectedSegmentIndex(selectedIndex); // 选中新分离出来的第一段

}

void nmWxTimeDependentSkin::selectFlowSegment(int segmentIndex)
{
    QVector<FlowSegmentData> segments = m_perforationData.getFlowSegments();

    if(segmentIndex < 0 || segmentIndex >= segments.size()) {
        return;
    }

    // 取消所有段的选中状态
    for(int i = 0; i < segments.size(); ++i) {
        segments[i].isSelected = (i == segmentIndex);
    }

    m_perforationData.setFlowSegments(segments);
    m_perforationData.setSelectedSegmentIndex(segmentIndex);

}

void nmWxTimeDependentSkin::splitAllFlowSegments()
{
    QVector<double> flowStepBoundaries = m_currentWell->getAllFlowStepBoundaries();

    if(flowStepBoundaries.isEmpty()) return;

    // 末尾关井段沿用前一段表皮，不单独生成分割点；仍保留总时长作为最后一段终点。
    const QVector<QPointF> flowSteps = m_currentWell->getFlowPoints();
    for(int i = flowSteps.size() - 1; i > 0 && qFuzzyIsNull(flowSteps[i].y()); --i) {
        flowStepBoundaries.remove(i);
    }

    // 统一量化
    for(int i = 0; i < flowStepBoundaries.size(); ++i) {
        double sec = toSeconds(flowStepBoundaries[i], "hr");
        flowStepBoundaries[i] = fromSeconds(sec, "hr");
    }

    qSort(flowStepBoundaries);

    // 按"秒"去重：把<=1秒的间隔视为重复
    const double dedupEpsSec = 1.0;
    QVector<double> uniq;

    for(int i = 0; i < flowStepBoundaries.size(); ++i) {
        if(uniq.isEmpty()) {
            uniq.push_back(flowStepBoundaries[i]);
            continue;
        }

        double lastSec = toSeconds(uniq.back(), "hr");
        double curSec  = toSeconds(flowStepBoundaries[i], "hr");

        if(qAbs(curSec - lastSec) > dedupEpsSec) uniq.push_back(flowStepBoundaries[i]);
    }

    if(uniq.size() < 2) return;

    QVector<FlowSegmentData> newSegments;

    for(int i = 0; i < uniq.size() - 1; ++i) {
        double startTime = uniq[i];
        double endTime   = uniq[i + 1];

        // 额外再做一次量化保险
        double startSec = toSeconds(startTime, "hr");
        double endSec   = toSeconds(endTime,   "hr");
        startTime = fromSeconds(startSec, "hr");
        endTime   = fromSeconds(endSec,   "hr");

        // 修改：所有skin值都重置为0，不再保留原值
        double resetSkinValue = 0.0;

        nmDataAttribute newStartTime("StartTime", startTime, "hr");
        nmDataAttribute newSkinValue("SkinValue", resetSkinValue, "");
        nmDataAttribute newSegmentStart("SegmentStartTime", startTime, "hr");
        nmDataAttribute newSegmentEnd("SegmentEndTime", endTime, "hr");
        bool selected = (i == 0);

        FlowSegmentData newSegment;

        // 根据是否启用流量相关功能来决定如何创建段
        if(m_perforationData.isRateDependentEnabled()) {
            // 启用了流量相关功能，需要创建带有dSdQ的段，并将dSdQ重置为0
            nmDataAttribute newDSdQ("dSdQ", 0.0, "1/B/D");  // dSdQ也重置为0
            newSegment = FlowSegmentData(newStartTime, newSkinValue, newSegmentStart, newSegmentEnd, newDSdQ, selected);
        } else {
            // 未启用流量相关功能，使用不包含dSdQ的构造函数
            newSegment = FlowSegmentData(newStartTime, newSkinValue, newSegmentStart, newSegmentEnd, selected);
        }

        newSegments.append(newSegment);
    }

    for(int i = 0; i < newSegments.size(); ++i) newSegments[i].isSelected = (i == 0);

    m_perforationData.setFlowSegments(newSegments);
    m_perforationData.setSelectedSegmentIndex(0);
}

int nmWxTimeDependentSkin::splitFlowSegmentAtIndex(int segmentIndex)
{
    QVector<FlowSegmentData> segments = m_perforationData.getFlowSegments();

    if(segmentIndex < 0 || segmentIndex >= segments.size()) {
        return 0;
    }

    // 检查该段是否可以分割
    if(!m_currentWell->canFlowSegmentBeSplit(segmentIndex, m_currentPerforationIndex)) {
        return 0;
    }

    const FlowSegmentData& selectedSegment = segments[segmentIndex];
    double segmentStartTime = selectedSegment.segmentStart.getValue().toDouble();

    // 获取该段内所有流量阶梯的分界点
    QVector<double> boundaries = m_currentWell->getFlowStepBoundariesInSegment(segmentIndex, m_currentPerforationIndex);

    if(boundaries.size() <= 1) {
        return 0; // 没有分界点或只有一个分界点，无法分割
    }

    // 移除原来的段
    segments.remove(segmentIndex);

    // 根据分界点创建新的流动段
    int newSegmentsCount = 0;

    for(int i = 0; i < boundaries.size(); ++i) {
        double currentStart = (i == 0) ? segmentStartTime : boundaries[i - 1];
        double currentEnd = boundaries[i];

        // 创建新的流动段
        nmDataAttribute newStartTime("StartTime", currentStart, "hr");
        nmDataAttribute newSkinValue("SkinValue", 0.0, "");
        nmDataAttribute newSegmentStart("SegmentStartTime", currentStart, "hr");
        nmDataAttribute newSegmentEnd("SegmentEndTime", currentEnd, "hr");

        // 第一个新段保持选中状态，其他取消选中
        bool isSelected = (i == 0 && selectedSegment.isSelected);
        FlowSegmentData newSegment(newStartTime, newSkinValue, newSegmentStart, newSegmentEnd, isSelected);

        // 插入到正确的位置
        segments.insert(segmentIndex + i, newSegment);
        newSegmentsCount++;
    }

    // 更新流动段数据
    m_perforationData.setFlowSegments(segments);

    return newSegmentsCount - 1; // 返回新增的段数量
}

bool nmWxTimeDependentSkin::addFlowSegmentAtTime(double timePoint)
{
    int segmentIndex = m_perforationData.findFlowSegmentByTime(timePoint);

    if(segmentIndex < 0) return false;

    // 先找“阶梯结束边界（单位：小时）”
    double stepBoundaryTime = m_currentWell->findFlowStepBoundaryAtTime(timePoint);

    if(stepBoundaryTime < 0) return false;

    // 量化
    double stepBoundarySec = toSeconds(stepBoundaryTime, "hr");
    stepBoundaryTime = fromSeconds(stepBoundarySec, "hr");

    // 再取该段的结束时间做边界校验
    const QVector<FlowSegmentData>& segments = m_perforationData.getFlowSegments();
    double segmentEndTime = segments.at(segmentIndex).segmentEnd.getValue().toDouble();

    if(stepBoundaryTime <= segments.at(segmentIndex).segmentStart.getValue().toDouble()
            || stepBoundaryTime >= segmentEndTime) {
        return false;
    }

    return splitFlowSegmentAtTime(segmentIndex, stepBoundaryTime);
}

bool nmWxTimeDependentSkin::splitFlowSegmentAtTime(int segmentIndex, double splitTimeHr)
{
    // 统一量化到整秒，再回到小时
    double splitSec  = toSeconds(splitTimeHr, "hr");
    double splitTime = fromSeconds(splitSec, "hr");

    QVector<FlowSegmentData> segments = m_perforationData.getFlowSegments();

    if(segmentIndex < 0 || segmentIndex >= segments.count()) return false;

    const FlowSegmentData& originalSegment = segments.at(segmentIndex);
    double segmentStartTime = originalSegment.segmentStart.getValue().toDouble();
    double segmentEndTime   = originalSegment.segmentEnd.getValue().toDouble();

    if(splitTime <= segmentStartTime || splitTime >= segmentEndTime) return false;

    // 获取原段的skin值和dSdQ值，用于保留给第一个新段
    double originalSkinValue = originalSegment.skinValue.getValue().toDouble();
    double originalDSdQValue = originalSegment.dSdQ.getValue().toDouble();

    // 第一个新段（保留原段的值，选中）
    nmDataAttribute newStartTime1("StartTime", segmentStartTime, "hr");
    nmDataAttribute newSkinValue1("SkinValue", originalSkinValue, "");  // 保留原来的skin值
    nmDataAttribute newSegmentStart1("SegmentStartTime", segmentStartTime, "hr");
    nmDataAttribute newSegmentEnd1("SegmentEndTime", splitTime, "hr");

    // 第二个新段（新增段，值设为0，不选中）
    nmDataAttribute newStartTime2("StartTime", splitTime, "hr");
    nmDataAttribute newSkinValue2("SkinValue", 0.0, "");  // 新增段的skin值为0
    nmDataAttribute newSegmentStart2("SegmentStartTime", splitTime, "hr");
    nmDataAttribute newSegmentEnd2("SegmentEndTime", segmentEndTime, "hr");

    FlowSegmentData segment1, segment2;

    // 根据是否启用流量相关功能来决定如何创建段
    if(m_perforationData.isRateDependentEnabled()) {
        // 启用了流量相关功能，需要处理dSdQ值
        nmDataAttribute newDSdQ1("dSdQ", originalDSdQValue, "1/B/D");  // 第一个段保留原来的dSdQ值
        nmDataAttribute newDSdQ2("dSdQ", 0.0, "1/B/D");              // 第二个段的dSdQ值为0

        segment1 = FlowSegmentData(newStartTime1, newSkinValue1, newSegmentStart1, newSegmentEnd1, newDSdQ1, true);
        segment2 = FlowSegmentData(newStartTime2, newSkinValue2, newSegmentStart2, newSegmentEnd2, newDSdQ2, false);
    } else {
        // 未启用流量相关功能，使用不包含dSdQ的构造函数
        segment1 = FlowSegmentData(newStartTime1, newSkinValue1, newSegmentStart1, newSegmentEnd1, true);
        segment2 = FlowSegmentData(newStartTime2, newSkinValue2, newSegmentStart2, newSegmentEnd2, false);
    }

    segments.remove(segmentIndex);
    segments.insert(segmentIndex,     segment1);
    segments.insert(segmentIndex + 1, segment2);

    m_perforationData.setFlowSegments(segments);
    selectFlowSegment(segmentIndex);

    return true;
}

bool nmWxTimeDependentSkin::mergeSegmentWithPrevious(int segmentIndex)
{
    QVector<FlowSegmentData> segments = m_perforationData.getFlowSegments();

    // 检查索引有效性
    if(segmentIndex <= 0 || segmentIndex >= segments.size()) {
        return false; // 第一个段无法与前段合并
    }

    // 获取要合并的段和前一个段
    const FlowSegmentData& currentSegment = segments[segmentIndex];
    const FlowSegmentData& prevSegment = segments[segmentIndex - 1];

    // 创建合并后的新段
    double newStartTime = prevSegment.segmentStart.getValue().toDouble();
    double newEndTime = currentSegment.segmentEnd.getValue().toDouble();
    double prevSkinValue = prevSegment.skinValue.getValue().toDouble();

    // 判断选中状态：如果任一段被选中，则合并后的段被选中
    bool mergedIsSelected = prevSegment.isSelected || currentSegment.isSelected;

    // 创建新的流动段属性
    nmDataAttribute mergedStartTime("StartTime", newStartTime, "hr");
    nmDataAttribute mergedSkinValue("SkinValue", prevSkinValue, "");
    nmDataAttribute mergedSegmentStart("SegmentStartTime", newStartTime, "hr");
    nmDataAttribute mergedSegmentEnd("SegmentEndTime", newEndTime, "hr");

    FlowSegmentData mergedSegment;

    // 根据是否启用流量相关功能来决定如何处理dSdQ
    if(m_perforationData.isRateDependentEnabled()) {
        // 启用了流量相关功能，需要处理dSdQ值
        nmDataAttribute mergedDSdQ;

        if(currentSegment.isSelected && !prevSegment.isSelected) {
            // 当前段被选中，前一个段未选中 -> 保留左边(前一个段)的dSdQ
            mergedDSdQ = prevSegment.dSdQ;
        } else if(prevSegment.isSelected && !currentSegment.isSelected) {
            // 前一个段被选中，当前段未选中 -> 保留选中段(前一个段)的dSdQ
            mergedDSdQ = prevSegment.dSdQ;
        } else if(prevSegment.isSelected && currentSegment.isSelected) {
            // 两个段都被选中 -> 这可能是拖动合并，优先保留前一个段的dSdQ
            mergedDSdQ = prevSegment.dSdQ;
        } else {
            // 两个段都未选中 -> 默认保留前一个段的dSdQ
            mergedDSdQ = prevSegment.dSdQ;
        }

        // 使用包含dSdQ的构造函数
        mergedSegment = FlowSegmentData(mergedStartTime, mergedSkinValue,
                                        mergedSegmentStart, mergedSegmentEnd, mergedDSdQ, mergedIsSelected);
    } else {
        // 未启用流量相关功能，使用不包含dSdQ的构造函数（dSdQ会使用默认值）
        mergedSegment = FlowSegmentData(mergedStartTime, mergedSkinValue,
                                        mergedSegmentStart, mergedSegmentEnd, mergedIsSelected);
    }

    // 移除原来的两个段（从后往前移除，避免索引变化）
    segments.remove(segmentIndex);      // 先移除当前段
    segments.remove(segmentIndex - 1);  // 再移除前一个段

    // 在原前一个段的位置插入合并后的段
    segments.insert(segmentIndex - 1, mergedSegment);

    // 更新流动段数据
    m_perforationData.setFlowSegments(segments);

    // 设置选中索引为合并后的段
    if(mergedIsSelected) {
        m_perforationData.setSelectedSegmentIndex(segmentIndex - 1);
    } else {
        // 如果合并后的段没有被选中，选择第一个段（如果存在）
        if(segments.size() > 0) {
            selectFlowSegment(0);
        }
    }

    return true;
}

bool nmWxTimeDependentSkin::insertFlowSegmentBeforeSegment(int segmentIndex)
{
    const QVector<FlowSegmentData>& segments = m_perforationData.getFlowSegments();
    if(segmentIndex <= 0 || segmentIndex >= segments.size()) return false;

    // 使用窗口当前副本的区间，避免刚添加的分段尚未保存到井对象而无法插入。
    const int prevSegmentIndex = segmentIndex - 1;
    const double startSec = toSeconds(segments[prevSegmentIndex].segmentStart.getValue().toDouble(), "hr");
    const double endSec = qMin(toSeconds(segments[segmentIndex].segmentStart.getValue().toDouble(), "hr"),
                              toSeconds(m_currentWell->getTotalTimeRange(), "hr"));
    const QVector<double> boundaries = m_currentWell->getAllFlowStepBoundaries();
    double insertSec = -1.0;
    for(int i = 0; i < boundaries.size(); ++i) {
        const double boundarySec = toSeconds(boundaries[i], "hr");
        if(boundarySec > startSec && boundarySec < endSec && boundarySec > insertSec) {
            insertSec = boundarySec;
        }
    }
    if(insertSec < 0) return false;

    const bool success = splitFlowSegmentAtTime(prevSegmentIndex, fromSeconds(insertSec, "hr"));
    // 插入后仍选中原来的时间行，保持图表与表格的当前流动段一致。
    if(success) selectFlowSegment(segmentIndex + 1);
    return success;
}

void nmWxTimeDependentSkin::addLastFlowSegmentIfMissing(bool snapToRateChanges)
{
    const double totalTime = m_currentWell->getTotalTimeRange();
    if(totalTime <= 0) return;

    QVector<FlowSegmentData> segments = m_perforationData.getFlowSegments();
    if(segments.isEmpty()) {
        initializeDefaultFlowSegment();
        segments = m_perforationData.getFlowSegments();
    }
    if(segments.isEmpty()) return;

    double addTime = -1.0;
    if(snapToRateChanges) {
        // 对齐时只补最后一个流量变化点，不把曲线最右侧的终止时间当作变化点。
        const QVector<double> boundaries = m_currentWell->getAllFlowStepBoundaries();
        const double totalSec = toSeconds(totalTime, "hr");
        for(int i = 0; i < boundaries.size(); ++i) {
            const double boundarySec = toSeconds(boundaries[i], "hr");
            if(boundarySec > 0 && boundarySec < totalSec) {
                addTime = qMax(addTime, fromSeconds(boundarySec, "hr"));
            }
        }
        if(addTime < 0) return;
        for(int i = 0; i < segments.size(); ++i) {
            if(toSeconds(segments[i].segmentStart.getValue().toDouble(), "hr") == toSeconds(addTime, "hr")) {
                return; // 已有结束点时不重复添加。
            }
        }
    } else {
        // 未对齐时按内部小时从末行递增100，允许连续添加到原始曲线范围之后。
        addTime = segments.last().segmentStart.getValue().toDouble() + 100.0;
        if(addTime >= segments.last().segmentEnd.getValue().toDouble()) {
            segments.last().segmentEnd.setValue(addTime + 100.0);
            m_perforationData.setFlowSegments(segments);
        }
    }

    const int segmentIndex = m_perforationData.findFlowSegmentByTime(addTime);
    if(segmentIndex >= 0 && splitFlowSegmentAtTime(segmentIndex, addTime)) {
        selectFlowSegment(segmentIndex + 1);
    }
}

void nmWxTimeDependentSkin::snapAllBoundariesToFlowStepsAndMerge()
{

    QVector<FlowSegmentData> segments = m_perforationData.getFlowSegments();

    if(segments.size() <= 1) return;

    const double totalTimeHr = m_currentWell->getTotalTimeRange();
    const double totalTimeSec = toSeconds(totalTimeHr, "hr");
    const double epsSec = 1.0; // 以 1 秒为“重合”阈值

    // 1) 吸附所有内部分界线（结果量化到秒后再回写）
    for(int i = 1; i < segments.size(); ++i) {
        double curBoundaryHr = segments[i].segmentStart.getValue().toDouble();
        double snappedHr = m_currentWell->findNearestFlowStepBoundary(curBoundaryHr);

        // 量化
        double snappedSec = toSeconds(snappedHr, "hr");
        // 边界保护
        double nextStartHr = (i < segments.size() - 1)
                             ? segments[i + 1].segmentStart.getValue().toDouble()
                             : totalTimeHr;
        double nextStartSec = toSeconds(nextStartHr, "hr");

        if(snappedSec > nextStartSec) snappedSec = nextStartSec;

        if(snappedSec < 0.0)         snappedSec = 0.0;

        if(snappedSec > totalTimeSec) snappedSec = totalTimeSec;

        double snappedHrQuant = fromSeconds(snappedSec, "hr");
        segments[i].segmentStart.setValue(QString::number(snappedHrQuant, 'f', 5));
        segments[i].startTime  .setValue(QString::number(snappedHrQuant, 'f', 5));
        segments[i - 1].segmentEnd.setValue(QString::number(snappedHrQuant, 'f', 5));
    }

    // 2) 清洗与合并：按“秒”判断 0 长度段
    int selectedIdx = m_perforationData.getSelectedSegmentIndex();

    for(int i = segments.size() - 1; i >= 0; --i) {
        double stSec = toSeconds(segments[i].segmentStart.getValue().toDouble(), "hr");
        double edSec = toSeconds(segments[i].segmentEnd.getValue().toDouble(),   "hr");

        if(edSec - stSec <= epsSec) {
            if(i > 0) {
                bool leftOrSelfSelected = segments[i - 1].isSelected || segments[i].isSelected;
                segments.remove(i);

                if(leftOrSelfSelected) selectedIdx = qMax(0, i - 1);
                else if(selectedIdx > i) selectedIdx -= 1;
                else if(selectedIdx == i) selectedIdx = qMax(0, i - 1);
            } else if(segments.size() > 1) {
                bool rightOrSelfSelected = segments[0].isSelected || segments[1].isSelected;
                segments.remove(0);
                // 把右段起点置 0（量化一致）
                segments[0].segmentStart.setValue(QString::number(0.0, 'f', 5));
                segments[0].startTime  .setValue(QString::number(0.0, 'f', 5));

                if(rightOrSelfSelected) selectedIdx = 0;
                else selectedIdx = qMin(selectedIdx, segments.size() - 1);
            }
        }
    }

    if(segments.isEmpty()) {
        m_perforationData.setFlowSegments(segments);
        updateCharts();
        updateTableFromFlowSegments();
        return;
    }

    if(selectedIdx < 0 || selectedIdx >= segments.size()) selectedIdx = 0;

    for(int i = 0; i < segments.size(); ++i) segments[i].isSelected = (i == selectedIdx);

    m_perforationData.setFlowSegments(segments);
    m_perforationData.setSelectedSegmentIndex(selectedIdx);

    if(m_pPressureChart) m_pPressureChart->clearExternalDragState();

    if(m_pFlowRateChart) m_pFlowRateChart->clearExternalDragState();

    updateCharts();
    updateTableFromFlowSegments();

    if(m_pChartWidget) m_pChartWidget->regenerateCrossMarkPoints();
}


double nmWxTimeDependentSkin::convertTime(double value, const QString& fromUnit, const QString& toUnit)
{
    // 直接使用底层单位组，兼容内部 hr/sec 与配置中的 h/s 写法。
    iUnitGroup* group = iUnitHelper::getUnitGroupByUnit("s");
    if(group) {
        QString source = fromUnit == "sec" ? "s" : fromUnit;
        QString destination = toUnit == "sec" ? "s" : toUnit;
        if(group->indexOf("h") >= 0) {
            if(source == "hr") source = "h";
            if(destination == "hr") destination = "h";
        }
        double converted = value;
        int digits = 6;
        if(group->convert(source, value, destination, converted, digits)) return converted;
    }
    // 单位配置未加载时，沿用原有的内部时间换算。
    nmDataAttribute attribute;
    attribute.setAttributeUnitType(UNIT_TYPE_TIME);
    return attribute.convertValueByUnitType(value, fromUnit, toUnit);
}

void nmWxTimeDependentSkin::onTimeUnitChanged(const QString& unit)
{
    if(unit == m_timeDisplayUnit) return;

    m_timeDisplayUnit = unit;

    // 复用已屏蔽编辑信号的刷新入口，切换显示单位不回写分段数据。
    updateTableFromFlowSegments();
}

double nmWxTimeDependentSkin::toSeconds(double value, const QString& unit)
{
    double sec = convertTime(value, unit, "sec");
    // 四舍五入到整数秒
    return static_cast<double>(qRound(sec));
}

double nmWxTimeDependentSkin::fromSeconds(double sec, const QString& unit)
{
    // 从内部秒值转换为框架下拉框选中的单位。
    return convertTime(sec, "sec", unit);
}

bool nmWxTimeDependentSkin::moveFlowSegmentBoundarySec(int segmentIndex, double newBoundarySec)
{
    QVector<FlowSegmentData> segments = m_perforationData.getFlowSegments();

    // 索引合法性
    if(segmentIndex <= 0 || segmentIndex >= segments.size()) return false;

    // 取相邻边界（都转成“秒并四舍五入”后比较）
    double prevStartHr = (segmentIndex > 1) ? segments[segmentIndex - 1].segmentStart.getValue().toDouble() : 0.0;
    double nextStartHr = (segmentIndex < segments.size() - 1)
                         ? segments[segmentIndex + 1].segmentStart.getValue().toDouble()
                         : m_currentWell->getTotalTimeRange();

    double prevStartSec = toSeconds(prevStartHr, "hr");
    double nextStartSec = toSeconds(nextStartHr, "hr");

    // 夹逼
    if(newBoundarySec <= prevStartSec || newBoundarySec >= nextStartSec) return false;

    // 写回：内部仍然存“小时”，但用“秒”为准再转换，保证显示不会抖动
    double boundaryHr = fromSeconds(newBoundarySec, "hr");

    segments[segmentIndex].segmentStart.setValue(QString::number(boundaryHr, 'f', 5));
    segments[segmentIndex].startTime  .setValue(QString::number(boundaryHr, 'f', 5));
    segments[segmentIndex - 1].segmentEnd.setValue(QString::number(boundaryHr, 'f', 5));

    m_perforationData.setFlowSegments(segments);
    return true;
}

double nmWxTimeDependentSkin::convertDSdQ(double value, const QString& fromUnit, const QString& toUnit) const
{
    // 直接复用流量组反向换算；旧数据 1/B/D 对应底层 stb/d。
    if(fromUnit == toUnit) return value;
    const QString source = fromUnit == "1/B/D" ? "stb/d" : fromUnit.mid(3, fromUnit.size() - 4);
    const QString destination = toUnit == "1/B/D" ? "stb/d" : toUnit.mid(3, toUnit.size() - 4);
    iUnitGroup* group = iUnitHelper::getUnitGroupByUnit("stb/d");
    double factor = 1.0;
    int digits = 6;
    if(group && group->convert(destination, 1.0, source, factor, digits)) return value * factor;
    return value;
}

void nmWxTimeDependentSkin::onAddRateDependentToggled(bool checked)
{
    // 记录到数据类（它会在禁用时把所有 dSdQ 复位为 0）
    m_perforationData.setRateDependentEnabled(checked);

    // 重建表头/单位行，并刷新数据
    updateTableFromFlowSegments();
    // 更新保存的状态
    m_rateDependentState = checked;
}

void nmWxTimeDependentSkin::onDSdQUnitChanged(const QString& unit)
{
    if(unit == m_dSdQDisplayUnit) return;

    m_dSdQDisplayUnit = unit;

    // 切换单位只刷新显示，避免 cellChanged 把换算结果重复写回数据。
    updateTableFromFlowSegments();
}

void nmWxTimeDependentSkin::refreshTableStructure()
{
    // 1) 屏蔽表格信号
    bool oldTblBlocked = m_pDataTable->blockSignals(true);

    // 2) 清理旧的ComboBox
    if(m_pTimeUnitCombo) {
        m_pTimeUnitCombo->disconnect(this);
        delete m_pTimeUnitCombo;
        m_pTimeUnitCombo = nullptr;
    }

    if(m_pDSdQUnitCombo) {
        m_pDSdQUnitCombo->disconnect(this);
        delete m_pDSdQUnitCombo;
        m_pDSdQUnitCombo = nullptr;
    }

    // 3) 重建表头/列
    m_pDataTable->clear();

    const bool enableRateDep = m_perforationData.isRateDependentEnabled();
    const int colCount = enableRateDep ? 4 : 3;
    m_pDataTable->setColumnCount(colCount);

    QStringList headers;
    headers << tr("") << tr("Start time") << tr("Skin");

    if(enableRateDep) headers << tr("dS/dQ");

    m_pDataTable->setHorizontalHeaderLabels(headers);

    QHeaderView* header = m_pDataTable->horizontalHeader();
    header->setResizeMode(0, QHeaderView::Fixed);
    header->setResizeMode(1, QHeaderView::Stretch);
    header->setResizeMode(2, QHeaderView::Stretch);

    if(enableRateDep) header->setResizeMode(3, QHeaderView::Stretch);

    m_pDataTable->setColumnWidth(0, 20);

    // 4) 创建单位行和ComboBox
    if(m_pDataTable->rowCount() == 0) {
        m_pDataTable->insertRow(0);
        m_pDataTable->setRowHeight(0, 24);
    }

    createTimeUnitCombo();

    // Skin列占位
    QTableWidgetItem* emptySkin = new QTableWidgetItem("");
    emptySkin->setFlags(Qt::ItemIsEnabled);
    m_pDataTable->setItem(0, 2, emptySkin);

    if(enableRateDep) {
        createDSdQUnitCombo();
    }

    // 5) 恢复表格信号
    m_pDataTable->blockSignals(oldTblBlocked);
}

void nmWxTimeDependentSkin::onShowDatesToggled(bool checked)
{
    // 更新数据状态
    m_perforationData.setShowDatesEnabled(checked);

    // 如果启用日期显示，设置默认开始时间
    if(checked && m_perforationData.getStartDateTime().isNull()) {
        m_perforationData.setStartDateTime(QDateTime::currentDateTime());
    }

    // 更新时间单位下拉框的可见性
    updateTimeUnitComboVisibility();

    // 刷新表格显示
    updateTableFromFlowSegments();
}

void nmWxTimeDependentSkin::updateTimeUnitComboVisibility()
{
    bool showDates = m_perforationData.isShowDatesEnabled();

    if(showDates) {
        // 在使用setCellWidget替换控件前，先将指针置空
        if(m_pTimeUnitCombo) {
            m_pTimeUnitCombo->disconnect(this);
            m_pTimeUnitCombo = nullptr;  // 关键：置空指针
        }

        // 创建并设置标签（setCellWidget会自动删除旧控件）
        QLabel* dateTimeLabel = new QLabel(tr("Date Time"), m_pDataTable);
        dateTimeLabel->setAlignment(Qt::AlignCenter);
        dateTimeLabel->setStyleSheet("QLabel { color: #333; font-size: 12px; }");
        m_pDataTable->setCellWidget(0, 1, dateTimeLabel);
    } else {
        // 恢复ComboBox显示
        if(!m_pTimeUnitCombo) {
            createTimeUnitCombo();
        } else {
            m_pTimeUnitCombo->setVisible(true);
        }
    }
}

QString nmWxTimeDependentSkin::formatTimeDisplay(double timeInHours, int segmentIndex) const
{
    bool showDates = m_perforationData.isShowDatesEnabled();

    if(showDates) {
        // 显示绝对时间
        QDateTime startDateTime = m_perforationData.getStartDateTime();
        QDateTime segmentDateTime = startDateTime.addSecs(static_cast<int>(timeInHours * 3600));
        return segmentDateTime.toString("yyyy-MM-dd hh:mm:ss");
    } else {
        // 显示相对时间
        double startSec = toSeconds(timeInHours, "hr");
        double startDisp = fromSeconds(startSec, m_timeDisplayUnit);
        return QString::number(startDisp, 'f', 5);
    }
}