#ifndef CHANNELSTATUSWIDGET_H
#define CHANNELSTATUSWIDGET_H

#include "../hardware/channelmanager.h"

#include <QWidget>
#include <QLabel>
#include <QVBoxLayout>
#include <QHBoxLayout>
#include <QPainter>

/**
 * @brief 通道状态显示组件
 *
 * 用于显示单个通道的状态，包括：
 * - 通道连接器图形（显示接线端子和线色）
 * - 通道名称
 * - 当前操作状态
 * - 接线信息（详细模式下）
 */
class ChannelStatusWidget : public QWidget
{
  Q_OBJECT

public:
  /**
   * @brief 显示模式
   */
  enum DisplayMode
  {
    OVERVIEW_MODE, // 概览模式 - 只显示通道名称和连接器图形
    DETAILED_MODE  // 详细模式 - 显示状态文本和接线信息
  };

  explicit ChannelStatusWidget(ChannelManager::ChannelId channelId,
                               const QString &channelName,
                               QWidget *parent = nullptr,
                               DisplayMode mode = OVERVIEW_MODE);

  void updateStatus(ChannelManager::OperationType operation,
                    const QString &description);
  void setDisplayMode(DisplayMode mode);
  DisplayMode displayMode() const { return m_displayMode; }

  ChannelManager::ChannelId channelId() const { return m_channelId; }
  ChannelManager::OperationType currentOperation() const { return m_currentOperation; }

protected:
  void paintEvent(QPaintEvent *event) override;

private:
  ChannelManager::ChannelId m_channelId;
  QString m_channelName;
  ChannelManager::OperationType m_currentOperation;
  QString m_description;
  ChannelManager *m_channelManager;
  DisplayMode m_displayMode;

  void drawChannelConnector(QPainter &painter, const QRect &rect);
  QColor getStatusColor() const;
};

/**
 * @brief 通道状态面板
 *
 * 显示所有通道的状态，支持水平和垂直布局
 */
class ChannelStatusPanel : public QWidget
{
  Q_OBJECT

public:
  enum LayoutOrientation
  {
    HORIZONTAL,
    VERTICAL
  };

  explicit ChannelStatusPanel(QWidget *parent = nullptr,
                              LayoutOrientation orientation = HORIZONTAL);

  void setDisplayMode(ChannelStatusWidget::DisplayMode mode);
  void refresh();

public slots:
  void onChannelStatusChanged(ChannelManager::ChannelId channel,
                              ChannelManager::OperationType operation,
                              const QString &description);

private:
  QMap<ChannelManager::ChannelId, ChannelStatusWidget *> m_channelWidgets;
  ChannelManager *m_channelManager;
  ChannelStatusWidget::DisplayMode m_displayMode;

  void setupUI(LayoutOrientation orientation);
};

#endif // CHANNELSTATUSWIDGET_H