/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

#include "mm/xeen/dialogs/dialogs_whowill.h"
#include "mm/xeen/resources.h"
#include "mm/xeen/xeen.h"

namespace MM {
namespace Xeen {

int WhoWill::show(XeenEngine *vm, int message, int action, bool type) {
	WhoWill *dlg = new WhoWill(vm);
	int result = dlg->execute(message, action, type);
	delete dlg;

	return result;
}

int WhoWill::execute(int message, int action, bool type) {
	EventsManager &events = *_vm->_events;
	Interface &intf = *_vm->_interface;
	Map &map = *_vm->_map;
	Party &party = *_vm->_party;
	Scripts &scripts = *_vm->_scripts;
	LocationManager &loc = *_vm->_locations;
	Windows &windows = *_vm->_windows;
	int numFrames;

	if (party._activeParty.size() <= 1)
		// Unless there's at least two characters, just return the first one
		return 1;

	windows[38].close();
	windows[12].close();

	Common::String actionStr = type ? map._events._text[action] : Res.WHO_WILL_ACTIONS[action];
	Common::String msg = Common::String::format(Res.WHO_WILL, actionStr.c_str(),
		Res.WHO_ACTIONS[message], party._activeParty.size());

	windows[36].open();
	Common::String ttsMessage;
	windows[36].writeString(msg, false, &ttsMessage);
	windows[36].update();

#ifdef USE_TTS
	speakText(ttsMessage);
#endif

	intf._face1State = map._headData[party._mazePosition.y][party._mazePosition.x]._left;
	intf._face2State = map._headData[party._mazePosition.y][party._mazePosition.x]._right;

	while (!_vm->shouldExit()) {
		events.updateGameCounter();

		if (windows[11]._enabled) {
			loc.drawAnim(false);
			windows[36].frame();
			numFrames = 3;
		} else {
			intf.draw3d(false);
			windows[36].frame();
			windows[3].update();
			numFrames = 1;
		}

		events.wait(numFrames);
		checkEvents(_vm);
		if (!_buttonValue)
			continue;

		if (_buttonValue == 27) {
			_buttonValue = 0;
			break;
		} else if (_buttonValue >= Common::KEYCODE_F1 && _buttonValue <= Common::KEYCODE_F6) {
			_buttonValue -= Common::KEYCODE_F1 - 1;
			if (_buttonValue > (int)party._activeParty.size())
				continue;

			if (party._activeParty[_buttonValue - 1].noActions())
				continue;

			scripts._whoWill = _buttonValue;
			break;
		}
	}

#ifdef USE_TTS
	_vm->stopTextToSpeech();
#endif
	intf._face1State = intf._face2State = 2;
	windows[36].close();
	return _buttonValue;
}

#ifdef USE_TTS

void WhoWill::speakText(const Common::String &text) const {
	uint index = 0;
	// Title
	_vm->sayText(getNextTextSection(text, index));

	// "Who will" and the action verb (i.e. try)
	_vm->sayText(getNextTextSection(text, index, 2, " "));

	// F1 - F6
	_vm->sayText(getNextTextSection(text, index));
}

#endif

} // End of namespace Xeen
} // End of namespace MM