#ifndef WIDG_H
#define WIDG_H

#include "Channel.h"
#include "Menu.h"
#include "Message.h"
#include "ProgressBar.h"
#include <QDebug>
#include <QDir>
#include <QMap>
#include <QSerialPort>
#include <QSerialPortInfo>
#include <QTimer>
#include <QWidget>

namespace Ui {
class Widget;
}

class Widget : public QWidget {
    Q_OBJECT
    enum Command {
        CmdPlayback,
        CmdNext,
        CmdPrevious,
        CmdForward,
        CmdBack,
        CmdPause,
        CmdReturn,
        CmdEnter
    };

public:
    explicit Widget(QWidget* parent = 0);
    ~Widget();

public slots:
    void showPlayList();

private slots:
    void onSerialError(QSerialPort::SerialPortError error);
    void onTimeout();
    void onReadyRead();
    void onProgressTimeout();
    void onPlayEnd();
    void onShowRecordLabel(bool show);

private:
    Ui::Widget* ui;
    QStringList fileList;

    QTimer* timer;
    QSerialPort* serialPort;
    QMap<QString, Command> commandMap;

    QTimer* progressTimer;
    bool isPlayback = false;
    QString curPlayChannel;
    QString curSelectChannel;
    QString curPlayFilename;

    Menu* menu;
    ProgressBar* progressBar;
    Message* message;

private:
    void initSerialPort();
    void initCommandMap();

    void receivePlayback();
    void receivePrevious();
    void receiveNext();
    void seek(QString type);
    void receivePasue();
    void receiveEnter();
    void receiveReturn();

    void playOneChannel();
    void playTwoChannels();

    Channel* findChannelByName(QString name);
};

#endif // WIDG_H