/* 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 2
 * 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, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 */

#include "bladerunner/ui/kia_section_settings.h"

#include "bladerunner/audio_player.h"
#include "bladerunner/audio_speech.h"
#include "bladerunner/ambient_sounds.h"
#include "bladerunner/bladerunner.h"
#include "bladerunner/font.h"
#include "bladerunner/game_constants.h"
#include "bladerunner/game_flags.h"
#include "bladerunner/game_info.h"
#include "bladerunner/music.h"
#include "bladerunner/settings.h"
#include "bladerunner/text_resource.h"
#include "bladerunner/ui/kia.h"
#include "bladerunner/ui/kia_shapes.h"
#include "bladerunner/ui/ui_check_box.h"
#include "bladerunner/ui/ui_container.h"
#include "bladerunner/ui/ui_image_picker.h"
#include "bladerunner/ui/ui_slider.h"

#include "common/keyboard.h"

namespace BladeRunner {

const char *KIASectionSettings::kLeary = "LEARY";

KIASectionSettings::KIASectionSettings(BladeRunnerEngine *vm)
	: KIASectionBase(vm) {

	_uiContainer          = new UIContainer(_vm);
	_musicVolume          = new UISlider(_vm, sliderCallback, this, Common::Rect(180, 160, 460, 170), 101, 0);
	_soundEffectVolume    = new UISlider(_vm, sliderCallback, this, Common::Rect( 180, 185, 460, 195), 101, 0);
	_ambientSoundVolume   = new UISlider(_vm, sliderCallback, this, Common::Rect(180, 210, 460, 220), 101, 0);
	_speechVolume         = new UISlider(_vm, sliderCallback, this, Common::Rect(180, 235, 460, 245), 101, 0);
	_gammaCorrection      = new UISlider(_vm, sliderCallback, this, Common::Rect(180, 260, 460, 270), 101, 0);
	_directorsCut         = new UICheckBox(_vm, checkBoxCallback, this, Common::Rect(180, 364, 270, 374), 0, false);
	_subtitlesEnable      = new UICheckBox(_vm, checkBoxCallback, this, Common::Rect(311, 364, 380, 374), 0, false); // moved further to the right to avoid overlap with 'Designer's Cut' in some language versions (ESP)
	_playerAgendaSelector = new UIImagePicker(_vm, 5);

	_uiContainer->add(_musicVolume);
	_uiContainer->add(_soundEffectVolume);
	_uiContainer->add(_ambientSoundVolume);
	_uiContainer->add(_speechVolume);
	_uiContainer->add(_gammaCorrection);
	_uiContainer->add(_directorsCut);
	_uiContainer->add(_subtitlesEnable);

	_learyPos = 0;
}

KIASectionSettings::~KIASectionSettings() {
	delete _uiContainer;
	delete _musicVolume;
	delete _soundEffectVolume;
	delete _ambientSoundVolume;
	delete _speechVolume;
	delete _gammaCorrection;
	delete _directorsCut;
	delete _subtitlesEnable;
	delete _playerAgendaSelector;
}

void KIASectionSettings::open() {
	_playerAgendaSelector->resetImages();

	_playerAgendaSelector->defineImage(0, Common::Rect(180, 290, 227, 353), nullptr, nullptr, nullptr, _vm->_textOptions->getText(30));
	_playerAgendaSelector->defineImage(1, Common::Rect(238, 290, 285, 353), nullptr, nullptr, nullptr, _vm->_textOptions->getText(31));
	_playerAgendaSelector->defineImage(2, Common::Rect(296, 290, 343, 353), nullptr, nullptr, nullptr, _vm->_textOptions->getText(32));
	_playerAgendaSelector->defineImage(3, Common::Rect(354, 290, 401, 353), nullptr, nullptr, nullptr, _vm->_textOptions->getText(33));
	_playerAgendaSelector->defineImage(4, Common::Rect(412, 290, 459, 353), nullptr, nullptr, nullptr, _vm->_textOptions->getText(34));
	initConversationChoices();
	_playerAgendaSelector->activate(mouseInCallback, nullptr, nullptr, mouseUpCallback, this);

	_directorsCut->enable();
	_subtitlesEnable->enable();
}

void KIASectionSettings::close() {
	_playerAgendaSelector->deactivate();
}

void KIASectionSettings::draw(Graphics::Surface &surface) {
	_musicVolume->setValue(_vm->_music->getVolume());
	_soundEffectVolume->setValue(_vm->_audioPlayer->getVolume());
	_ambientSoundVolume->setValue(_vm->_ambientSounds->getVolume());
	_speechVolume->setValue(_vm->_audioSpeech->getVolume());
	_gammaCorrection->setValue(100.0f);
	_directorsCut->setChecked(_vm->_gameFlags->query(kFlagDirectorsCut));

	_subtitlesEnable->setChecked(_vm->isSubtitlesEnabled());

	const char *textConversationChoices = _vm->_textOptions->getText(0);
	const char *textMusic = _vm->_textOptions->getText(2);
	const char *textSoundEffects = _vm->_textOptions->getText(3);
	const char *textAmbientSound = _vm->_textOptions->getText(4);
	const char *textSpeech = _vm->_textOptions->getText(5);
	const char *textGammaCorrection = _vm->_textOptions->getText(7);
	const char *textSoft = _vm->_textOptions->getText(10);
	const char *textLoud = _vm->_textOptions->getText(11);
	const char *textDark = _vm->_textOptions->getText(14);
	const char *textLight = _vm->_textOptions->getText(15);
	const char *textDesignersCut = _vm->_textOptions->getText(18);

	// Allow this to be loading as an extra text item in the resource for text options
	const char *subtitlesTranslation = "Subtitles";
	if (_vm->_languageCode == "E") {
		subtitlesTranslation = "Subtitles"; // EN_ANY
	}
	else if (_vm->_languageCode == "G") {
		subtitlesTranslation = "Untertitel"; // DE_DEU
	}
	else if (_vm->_languageCode == "F") {
		subtitlesTranslation = "Sous-titres"; // FR_FRA
	}
	else if (_vm->_languageCode == "I") {
		subtitlesTranslation = "Sottotitoli"; // IT_ITA
	}
	else if (_vm->_languageCode == "R") {
		subtitlesTranslation = "Subtitry";  // RU_RUS
	}
	else if (_vm->_languageCode == "S") {
		subtitlesTranslation = "Subtitulos"; // ES_ESP
	}

	const char *textSubtitles  = strcmp(_vm->_textOptions->getText(42), "") == 0? subtitlesTranslation : _vm->_textOptions->getText(42); // +1 to the max of original index of textOptions which is 41

	int posConversationChoices = 320 - _vm->_mainFont->getTextWidth(textConversationChoices) / 2;
	int posMusic = 320 - _vm->_mainFont->getTextWidth(textMusic) / 2;
	int posSoundEffects = 320 - _vm->_mainFont->getTextWidth(textSoundEffects) / 2;
	int posAmbientSound = 320 - _vm->_mainFont->getTextWidth(textAmbientSound) / 2;
	int posSpeech = 320 - _vm->_mainFont->getTextWidth(textSpeech) / 2;
	int posGammaCorrection = 320 - _vm->_mainFont->getTextWidth(textGammaCorrection) / 2;
	int posSoft = 178 - _vm->_mainFont->getTextWidth(textSoft);
	int posDark = 178 - _vm->_mainFont->getTextWidth(textDark);

	_uiContainer->draw(surface);
	_playerAgendaSelector->draw(surface);

	_vm->_mainFont->drawColor(textConversationChoices, surface, posConversationChoices, 280, 0x7751);

	_vm->_mainFont->drawColor(textMusic, surface, posMusic, 150, 0x7751);
	_vm->_mainFont->drawColor(textSoft, surface, posSoft, 161, 0x6EEE);
	_vm->_mainFont->drawColor(textLoud, surface, 462, 161, 0x6EEE);

	_vm->_mainFont->drawColor(textSoundEffects, surface, posSoundEffects, 175, 0x7751);
	_vm->_mainFont->drawColor(textSoft, surface, posSoft, 186, 0x6EEE);
	_vm->_mainFont->drawColor(textLoud, surface, 462, 186, 0x6EEE);

	_vm->_mainFont->drawColor(textAmbientSound, surface, posAmbientSound, 200, 0x7751);
	_vm->_mainFont->drawColor(textSoft, surface, posSoft, 211, 0x6EEE);
	_vm->_mainFont->drawColor(textLoud, surface, 462, 211, 0x6EEE);

	_vm->_mainFont->drawColor(textSpeech, surface, posSpeech, 225, 0x7751);
	_vm->_mainFont->drawColor(textSoft, surface, posSoft, 236, 0x6EEE);
	_vm->_mainFont->drawColor(textLoud, surface, 462, 236, 0x6EEE);

	_vm->_mainFont->drawColor(textGammaCorrection, surface, posGammaCorrection, 250, 0x7751);
	_vm->_mainFont->drawColor(textDark, surface, posDark, 261, 0x6EEE);
	_vm->_mainFont->drawColor(textLight, surface, 462, 261, 0x6EEE);

	_vm->_mainFont->drawColor(textDesignersCut, surface, 192, 365, 0x7751);
	_vm->_mainFont->drawColor(textSubtitles, surface, 323, 365, 0x7751); // moved further to the right to avoid overlap with 'Designer's Cut' in some language versions (ESP)

	_playerAgendaSelector->drawTooltip(surface, _mouseX, _mouseY);
}

void KIASectionSettings::handleKeyUp(const Common::KeyState &kbd) {
	if (toupper(kbd.ascii) != kLeary[_learyPos]) {
		_learyPos = 0;
	}

	if (toupper(kbd.ascii) == kLeary[_learyPos]) {
		++_learyPos;
		if (!kLeary[_learyPos]) {
			_vm->_settings->setLearyMode(!_vm->_settings->getLearyMode());
			_learyPos = 0;
			initConversationChoices();
		}
	}
}

void KIASectionSettings::handleMouseMove(int mouseX, int mouseY) {
	_uiContainer->handleMouseMove(mouseX, mouseY);
	_mouseX = mouseX;
	_mouseY = mouseY;
	_playerAgendaSelector->handleMouseAction(mouseX, mouseY, false, false, false);
}

void KIASectionSettings::handleMouseDown(bool mainButton) {
	if (mainButton) {
		_uiContainer->handleMouseDown(false);
		_playerAgendaSelector->handleMouseAction(_mouseX, _mouseY, true, false, false);
	}
}

void KIASectionSettings::handleMouseUp(bool mainButton) {
	if (mainButton) {
		_uiContainer->handleMouseUp(false);
		_playerAgendaSelector->handleMouseAction(_mouseX, _mouseY, false, true, false);
	}
}

void KIASectionSettings::sliderCallback(void *callbackData, void *source) {
	KIASectionSettings *self = (KIASectionSettings *)callbackData;

	if (source == self->_musicVolume) {
		self->_vm->_music->setVolume(self->_musicVolume->_value);
		self->_vm->_music->playSample();
	} else if (source == self->_soundEffectVolume) {
		self->_vm->_audioPlayer->setVolume(self->_soundEffectVolume->_value);
		self->_vm->_audioPlayer->playSample();
	} else if (source == self->_ambientSoundVolume) {
		self->_vm->_ambientSounds->setVolume(self->_ambientSoundVolume->_value);
		self->_vm->_ambientSounds->playSample();
	} else if (source == self->_speechVolume) {
		self->_vm->_audioSpeech->setVolume(self->_speechVolume->_value);
		self->_vm->_audioSpeech->playSample();
	} else if (source == self->_gammaCorrection) {
		// TODO: gamma, should we support it?
		// gamma = self->_gammaCorrection._value / 100.0f;
		// settings::setGamma(&Settings, gamma);
		// colorFormat = DirectDrawSurfaces_get_colorFormat();
		// Palette_fill(colorFormat);
		// Palette_copy(Palette);
		// kia::resume(KIA);
	}
}

void KIASectionSettings::checkBoxCallback(void *callbackData, void *source) {
	KIASectionSettings *self = (KIASectionSettings *)callbackData;
	if (source == self->_directorsCut) {
		if (self->_directorsCut->_isChecked) {
			self->_vm->_gameFlags->set(kFlagDirectorsCut);
		} else {
			self->_vm->_gameFlags->reset(kFlagDirectorsCut);
		}
	}
	else if (source == self->_subtitlesEnable) {
		self->_vm->setSubtitlesEnabled(self->_subtitlesEnable->_isChecked);
	}
}

void KIASectionSettings::mouseInCallback(int buttonId, void *callbackData) {
	KIASectionSettings *self = (KIASectionSettings *)callbackData;
	self->_vm->_audioPlayer->playAud(self->_vm->_gameInfo->getSfxTrack(508), 100, 0, 0, 50, 0);
}

void KIASectionSettings::mouseUpCallback(int buttonId, void *callbackData) {
	KIASectionSettings *self = (KIASectionSettings *)callbackData;
	self->onButtonPressed(buttonId);
}

void KIASectionSettings::onButtonPressed(int buttonId) {
	switch (buttonId) {
	case 0:
		_vm->_audioPlayer->playAud(_vm->_gameInfo->getSfxTrack(513), 90, -30, -30, 50, 0);
		_vm->_settings->setPlayerAgenda(0);
		initConversationChoices();
		break;
	case 1:
		_vm->_audioPlayer->playAud(_vm->_gameInfo->getSfxTrack(513), 90, -15, -15, 50, 0);
		_vm->_settings->setPlayerAgenda(1);
		initConversationChoices();
		break;
	case 2:
		_vm->_audioPlayer->playAud(_vm->_gameInfo->getSfxTrack(513), 90, 0, 0, 50, 0);
		_vm->_settings->setPlayerAgenda(2);
		initConversationChoices();
		break;
	case 3:
		_vm->_audioPlayer->playAud(_vm->_gameInfo->getSfxTrack(513), 90, 15, 15, 50, 0);
		_vm->_settings->setPlayerAgenda(3);
		initConversationChoices();
		break;
	case 4:
		_vm->_audioPlayer->playAud(_vm->_gameInfo->getSfxTrack(513), 90, 30, 30, 50, 0);
		_vm->_settings->setPlayerAgenda(4);
		initConversationChoices();
		break;
	default:
		return;
	}
}

void KIASectionSettings::initConversationChoices() {
	for (int i = 0; i < 5; ++i) {
		const Shape *shape = nullptr;
		if (_vm->_settings->getPlayerAgenda() == i) {
			if (i == 4) {
				shape = _vm->_kia->_shapes->get(122);
			} else if (_vm->_settings->getLearyMode()) {
				shape = _vm->_kia->_shapes->get(106 + i);
			} else {
				shape = _vm->_kia->_shapes->get(114 + i);
			}
		} else {
			if (i == 4) {
				shape = _vm->_kia->_shapes->get(123);
			} else if (_vm->_settings->getLearyMode()) {
				shape = _vm->_kia->_shapes->get(110 + i);
			} else {
				shape = _vm->_kia->_shapes->get(118 + i);
			}
		}

		_playerAgendaSelector->setImageShapeUp(i, shape);
		_playerAgendaSelector->setImageShapeHovered(i, shape);
		_playerAgendaSelector->setImageShapeDown(i, shape);
	}
}

} // End of namespace BladeRunner