#include "Action.h"

#include <QSettings>
#include <QTextStream>

const char* Action::m_ActionTypeNames[] =
{
	"keyDown", "keyUp", "keystroke",
	"switchToScreen", "switchInDirection", "lockCursorToScreen",
	"mouseDown", "mouseUp", "mousebutton"
};

const char* Action::m_SwitchDirectionNames[] = { "left", "right", "up", "down" };
const char* Action::m_LockCursorModeNames[] = { "toggle", "on", "off" };

Action::Action() :
	m_KeySequence(),
	m_Type(keystroke),
	m_TypeScreenNames(),
	m_SwitchScreenName(),
	m_SwitchDirection(switchLeft),
	m_LockCursorMode(lockCursorToggle),
	m_ActiveOnRelease(false),
	m_HasScreens(false)
{
}

QString Action::text() const
{
	QString text = QString(m_ActionTypeNames[keySequence().isMouseButton() ? type() + 6 : type()  ]) + "(";

	switch (type())
	{
		case keyDown:
		case keyUp:
		case keystroke:
			{
				text += keySequence().toString();

				if (!keySequence().isMouseButton())
				{
					const QStringList& screens = typeScreenNames();
					if (haveScreens() && !screens.isEmpty())
					{
						text += ",";

						for (int i = 0; i < screens.size(); i++)
						{
							text += screens[i];
							if (i != screens.size() - 1)
								text += ":";
						}
					}
					else
						text += ",*";
				}
			}
			break;

		case switchToScreen:
			text += switchScreenName();
			break;

		case switchInDirection:
			text += m_SwitchDirectionNames[m_SwitchDirection];
			break;

		case lockCursorToScreen:
			text += m_LockCursorModeNames[m_LockCursorMode];
			break;

		default:
			Q_ASSERT(0);
			break;
	}

	text += ")";

	return text;
}

void Action::loadSettings(QSettings& settings)
{
	keySequence().loadSettings(settings);
	setType(settings.value("type", keyDown).toInt());

	typeScreenNames().clear();
	int numTypeScreens = settings.beginReadArray("typeScreenNames");
	for (int i = 0; i < numTypeScreens; i++)
	{
		settings.setArrayIndex(i);
		typeScreenNames().append(settings.value("typeScreenName").toString());
	}
	settings.endArray();

	setSwitchScreenName(settings.value("switchScreenName").toString());
	setSwitchDirection(settings.value("switchInDirection", switchLeft).toInt());
	setLockCursorMode(settings.value("lockCursorToScreen", lockCursorToggle).toInt());
	setActiveOnRelease(settings.value("activeOnRelease", false).toBool());
	setHaveScreens(settings.value("hasScreens", false).toBool());
}

void Action::saveSettings(QSettings& settings) const
{
	keySequence().saveSettings(settings);
	settings.setValue("type", type());

	settings.beginWriteArray("typeScreenNames");
	for (int i = 0; i < typeScreenNames().size(); i++)
	{
		settings.setArrayIndex(i);
		settings.setValue("typeScreenName", typeScreenNames()[i]);
	}
	settings.endArray();

	settings.setValue("switchScreenName", switchScreenName());
	settings.setValue("switchInDirection", switchDirection());
	settings.setValue("lockCursorToScreen", lockCursorMode());
	settings.setValue("activeOnRelease", activeOnRelease());
	settings.setValue("hasScreens", haveScreens());
}

QTextStream& operator<<(QTextStream& outStream, const Action& action)
{
	if (action.activeOnRelease())
		outStream << ";";

	outStream << action.text();

	return outStream;
}