#ifndef METAWATCH_H
#define METAWATCH_H

#include <QObject>
#include <QBluetoothAddress>

QT_USE_NAMESPACE_BLUETOOTH

#include "metawatchtransport.h"
#include "widgetinfo.h"

class MetaWatch : public QObject
{
	Q_OBJECT
	Q_ENUMS(MessageTypes WatchProperty UiStyle)
	Q_FLAGS(WatchProperties)

public:
	explicit MetaWatch(const QString &btAddr, QObject *parent = 0);

	enum MessageTypes {
		MessageGetDeviceType = 0x01,
		MessageGetDeviceTypeResponse = 0x02,

		MessageSetRealTimeClock = 0x26,

		MessageWatchPropertyOperation = 0x30,

		MessageModeChangeIndication = 0x33,

		MessageUpdateLcdDisplay = 0x43,

		MessageGetBatteryStatus = 0x56,
		MessageReadBatteryStatusResponse = 0x57,

		MessageSetWidgetList = 0xA1,

		MessageSetupAccelerometer = 0xE1,
		MessageAccelerometerDataResponse = 0xE0,

		// Messages from the propietary BT stack
		MessageConnectionChange = 0xB9,
		MessageIntervalChanged = 0xBB
	};

	enum DeviceType {
		DeviceMetaWatchDigitalGen1 = 2,
		DeviceMetaWatchDigitalGen2 = 5
	};

	enum WatchProperty {
		WatchPropertyHourFormat12h = 0,
		WatchPropertyHourFormat24h = 1,
		WatchPropertyDateFormatMMDD = 0 << 1,
		WatchPropertyDateFormatDDMM = 1 << 1,
		WatchPropertyShowSeconds = 1 << 2,
		WatchPropertyShowSeparationLines = 1 << 3,
		WatchPropertyAutobacklight = 1 << 4,

		WatchPropertyOperationRead = 0 << 7,
		WatchPropertyOperationWrite = 1 << 7
	};
	Q_DECLARE_FLAGS(WatchProperties, WatchProperty)

	enum UiStyle {
		UiGen1 = 0,
		UiGen2 = 1
	};

	static QList<QUrl> availableClocks();

	void setDateTime(const QDateTime &dt);
	void configure(WatchProperties props);

	void updateDeviceType();
	void updateBatteryStatus();
	void updateLcdDisplay(); // TODO: More overloads
	void updateWidgetList(const QList<WidgetInfo*>& widgets);

signals:
	void connected();
	void disconnected();

	void deviceType(DeviceType type);
	void batteryStatus(bool charging, int charge);

public slots:
	void connectDevice();
	void disconnectDevice();

private:
	static int clockUrlToClockId(const QUrl &url);

private slots:
	void handleTransportMessage(quint8 type, quint8 options, const QByteArray &payload);

private:
	MetaWatchTransport *_transport;
};

#endif // METAWATCH_H