/** 
 * @file llpanelgeneral.cpp
 * @brief General preferences panel in preferences floater
 *
 * $LicenseInfo:firstyear=2001&license=viewergpl$
 * 
 * Copyright (c) 2001-2009, Linden Research, Inc.
 * 
 * Second Life Viewer Source Code
 * The source code in this file ("Source Code") is provided by Linden Lab
 * to you under the terms of the GNU General Public License, version 2.0
 * ("GPL"), unless you have obtained a separate licensing agreement
 * ("Other License"), formally executed by you and Linden Lab.  Terms of
 * the GPL can be found in doc/GPL-license.txt in this distribution, or
 * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
 * 
 * There are special exceptions to the terms and conditions of the GPL as
 * it is applied to this Source Code. View the full text of the exception
 * in the file doc/FLOSS-exception.txt in this software distribution, or
 * online at
 * http://secondlifegrid.net/programs/open_source/licensing/flossexception
 * 
 * By copying, modifying or distributing this software, you acknowledge
 * that you have read and understood your obligations described above,
 * and agree to abide by those obligations.
 * 
 * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
 * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
 * COMPLETENESS OR PERFORMANCE.
 * $/LicenseInfo$
 */

#include "llviewerprecompiledheaders.h"

//file include
#include "llpanelgeneral.h"

// project includes
#include "llcolorswatch.h"
#include "llcombobox.h"
#include "lluictrlfactory.h"
#include "llurlsimstring.h"
#include "llviewercontrol.h"

#include "llagent.h"
#include "llfloaterpreference.h"
#include "llviewerregion.h"
#include "llavatarnamecache.h"
#include "llvoavatar.h"
#include "llcallingcard.h"

LLPanelGeneral::LLPanelGeneral()
{
	LLUICtrlFactory::getInstance()->buildPanel(this, "panel_preferences_general.xml");
}

BOOL LLPanelGeneral::postBuild()
{
	LLComboBox* fade_out_combobox = getChild<LLComboBox>("fade_out_combobox");
	fade_out_combobox->setCurrentByIndex(gSavedSettings.getS32("RenderName"));

	LLComboBox* namesystem_combobox = getChild<LLComboBox>("namesystem_combobox");
	namesystem_combobox->setCurrentByIndex(gSavedSettings.getS32("PhoenixNameSystem"));

	childSetValue("default_start_location", gSavedSettings.getBOOL("LoginLastLocation") ? "MyLastLocation" : "MyHome");
	childSetValue("show_location_checkbox", gSavedSettings.getBOOL("ShowStartLocation"));
	childSetValue("show_all_title_checkbox", gSavedSettings.getBOOL("RenderHideGroupTitleAll"));
	childSetValue("language_is_public", gSavedSettings.getBOOL("LanguageIsPublic"));

	childSetValue("show_my_name_checkbox", gSavedSettings.getBOOL("RenderNameHideSelf"));
	childSetValue("small_avatar_names_checkbox", gSavedSettings.getBOOL("SmallAvatarNames"));
	childSetValue("show_my_title_checkbox", gSavedSettings.getBOOL("RenderHideGroupTitle"));
	childSetValue("afk_timeout_spinner", gSavedSettings.getF32("AFKTimeout"));
	childSetValue("notify_money_change_checkbox", gSavedSettings.getBOOL("NotifyMoneyChange"));

	

	childSetValue("ui_scale_slider", gSavedSettings.getF32("UIScaleFactor"));
	childSetValue("ui_auto_scale", gSavedSettings.getBOOL("UIAutoScale"));

	LLComboBox* crash_behavior_combobox = getChild<LLComboBox>("crash_behavior_combobox");
	crash_behavior_combobox->setCurrentByIndex(gCrashSettings.getS32(CRASH_BEHAVIOR_SETTING));
	
	childSetValue("language_combobox", 	gSavedSettings.getString("Language"));

	
	// if we have no agent, we can't let them choose anything
	// if we have an agent, then we only let them choose if they have a choice
	bool can_choose = gAgent.getID().notNull() &&
					 (gAgent.isMature() || gAgent.isGodlike());
	
	if (can_choose)
	{

		// if they're not adult or a god, they shouldn't see the adult selection, so delete it
		if (!gAgent.isAdult() && !gAgent.isGodlike())
		{
			LLComboBox* maturity_combo = getChild<LLComboBox>("maturity_desired_combobox");
			// we're going to remove the adult entry from the combo. This obviously depends
			// on the order of items in the XML file, but there doesn't seem to be a reasonable
			// way to depend on the field in XML called 'name'.
			maturity_combo->remove(0);
		}
	}
	
	U32 preferred_maturity = gSavedSettings.getU32("PreferredMaturity");
	childSetValue("maturity_desired_combobox", int(preferred_maturity));
	std::string selected_item_label = getChild<LLComboBox>("maturity_desired_combobox")->getSelectedItemLabel();
	childSetValue("maturity_desired_textbox", selected_item_label);
	
	childSetVisible("maturity_desired_combobox", can_choose);
	childSetVisible("maturity_desired_textbox",	!can_choose);

	childSetAction("clear_settings", &onClickClearSettings, this);
			
	return TRUE;
}

LLPanelGeneral::~LLPanelGeneral()
{
	// Children all cleaned up by default view destructor.
}

void LLPanelGeneral::apply()
{
	LLComboBox* fade_out_combobox = getChild<LLComboBox>("fade_out_combobox");
	gSavedSettings.setS32("RenderName", fade_out_combobox->getCurrentIndex());
	
	LLComboBox* namesystem_combobox = getChild<LLComboBox>("namesystem_combobox");
	if(gSavedSettings.getS32("PhoenixNameSystem")!=namesystem_combobox->getCurrentIndex()){
		gSavedSettings.setS32("PhoenixNameSystem", namesystem_combobox->getCurrentIndex());
		if(gAgent.getRegion()){
			if(namesystem_combobox->getCurrentIndex()<=0 || namesystem_combobox->getCurrentIndex()>2) LLAvatarNameCache::setUseDisplayNames(false);
			else LLAvatarNameCache::setUseDisplayNames(true);
			LLVOAvatar::invalidateNameTags(); // Remove all clienttags to get them updated

			LLAvatarTracker::instance().updateFriends();
		}
	}

	gSavedSettings.setBOOL("LoginLastLocation", childGetValue("default_start_location").asString() == "MyLastLocation");
	gSavedSettings.setBOOL("ShowStartLocation", childGetValue("show_location_checkbox"));
	gSavedSettings.setBOOL("RenderHideGroupTitleAll", childGetValue("show_all_title_checkbox"));
	gSavedSettings.setBOOL("LanguageIsPublic", childGetValue("language_is_public"));
	gSavedSettings.setBOOL("RenderNameHideSelf", childGetValue("show_my_name_checkbox"));
	gSavedSettings.setBOOL("SmallAvatarNames", childGetValue("small_avatar_names_checkbox"));
	gSavedSettings.setBOOL("RenderHideGroupTitle", childGetValue("show_my_title_checkbox"));
	gSavedSettings.setF32("AFKTimeout", childGetValue("afk_timeout_spinner").asReal());
	gSavedSettings.setBOOL("NotifyMoneyChange", childGetValue("notify_money_change_checkbox"));

	
	gSavedSettings.setF32("UIScaleFactor", childGetValue("ui_scale_slider").asReal());
	gSavedSettings.setBOOL("UIAutoScale", childGetValue("ui_auto_scale"));
	gSavedSettings.setString("Language", childGetValue("language_combobox"));

	LLURLSimString::setString(childGetValue("location_combobox"));

	LLComboBox* crash_behavior_combobox = getChild<LLComboBox>("crash_behavior_combobox");
	gCrashSettings.setS32(CRASH_BEHAVIOR_SETTING, crash_behavior_combobox->getCurrentIndex());
}

void LLPanelGeneral::cancel()
{
}

// static
void LLPanelGeneral::onClickClearSettings(void*)
{
	if(gAgent.getID().notNull()) {
		LLNotifications::instance().add("ResetAllSettingsPrompt", LLSD(), LLSD(), &callbackResetAllSettings);
	}
	else
	{
		LLNotifications::instance().add("ResetSystemSettingsPrompt", LLSD(), LLSD(), &callbackResetAllSettings);
	}
}

// static
void LLPanelGeneral::callbackResetAllSettings(const LLSD& notification, const LLSD& response)
{
	S32 option = LLNotification::getSelectedOption(notification, response);
	if(option != 3) //At least some settings want to be removed
	{
		// We probably want to avoid altering this setting, so keep it across the reset.
		std::string client_settings_file = gSavedSettings.getString("ClientSettingsFile");
		if(option != 2)
		{
			gSavedSettings.resetToDefaults();
			gSavedSettings.setString("ClientSettingsFile", client_settings_file);
			gSavedSettings.saveToFile(client_settings_file, TRUE);
		}
		
		// Wipe user-specific settings for good measure and consistency.
		// Obviously, we can only do this if we're actually logged in.
		if(gAgent.getID().notNull() && (option != 1))
		{
			gSavedPerAccountSettings.resetToDefaults();
			gSavedPerAccountSettings.saveToFile(gSavedSettings.getString("PerAccountSettingsFile"), TRUE);
		}
		LLNotifications::instance().add("ResetSettingsComplete");

		// *HACK: Now close the floater without cancelling or applying.
		// (the alternative route would be to add a method to every preference panel to handle this and update its UI)
		LLFloaterPreference::closeWithoutSaving();
	}
}
