#ifndef DUALCHANNELWIDGET_H
#define DUALCHANNELWIDGET_H

#include <QWidget>
#include <QPushButton>
#include <QLabel>
#include <QComboBox>
#include <QDoubleSpinBox>
#include <QGroupBox>
#include <QCheckBox>

/**
 * @brief 双通道页面
 *
 * 功能说明：
 * - 同时输出2路信号
 * - 同时采集2路信号
 */
class DualChannelWidget : public QWidget
{
  Q_OBJECT

public:
  explicit DualChannelWidget(QWidget *parent = nullptr);
  ~DualChannelWidget() = default;

signals:
  void backRequested();

private slots:
  void onChannel1OutputChanged();
  void onChannel2OutputChanged();
  void onSyncToggled(bool checked);
  void onStartOutput();
  void onStopOutput();
  void updateMeasurement();

private:
  void setupUI();
  QWidget *createTitleBar();
  QWidget *createChannel1Panel();
  QWidget *createChannel2Panel();
  QWidget *createMeasurementPanel();
  QWidget *createControlPanel();

  // 标题栏
  QPushButton *m_backBtn;
  QLabel *m_titleLabel;

  // 通道1控制
  QComboBox *m_ch1TypeCombo;
  QDoubleSpinBox *m_ch1ValueSpin;
  QLabel *m_ch1MeasureLabel;
  QCheckBox *m_ch1EnableCheck;

  // 通道2控制
  QComboBox *m_ch2TypeCombo;
  QDoubleSpinBox *m_ch2ValueSpin;
  QLabel *m_ch2MeasureLabel;
  QCheckBox *m_ch2EnableCheck;

  // 同步控制
  QCheckBox *m_syncCheck;

  // 控制按钮
  QPushButton *m_startBtn;
  QPushButton *m_stopBtn;

  // 测量显示
  QLabel *m_ch1InputLabel;
  QLabel *m_ch2InputLabel;

  // 状态
  bool m_isOutputting;
  QTimer *m_measureTimer;
};

#endif // DUALCHANNELWIDGET_H