/****************************************************************************
 * Copyright (C) 2011
 * by Dimok
 *
 * This software is provided 'as-is', without any express or implied
 * warranty. In no event will the authors be held liable for any
 * damages arising from the use of this software.
 *
 * Permission is granted to anyone to use this software for any
 * purpose, including commercial applications, and to alter it and
 * redistribute it freely, subject to the following restrictions:
 *
 * 1. The origin of this software must not be misrepresented; you
 * must not claim that you wrote the original software. If you use
 * this software in a product, an acknowledgment in the product
 * documentation would be appreciated but is not required.
 *
 * 2. Altered source versions must be plainly marked as such, and
 * must not be misrepresented as being the original software.
 *
 * 3. This notice may not be removed or altered from any source
 * distribution.
 ***************************************************************************/
#include "CategorySwitchPrompt.hpp"
#include "settings/CGameCategories.hpp"
#include "settings/CSettings.h"
#include "language/gettext.h"

CategorySwitchPrompt::CategorySwitchPrompt()
	: CategoryPrompt(tr("Show Categories")), oldSetting(Settings.EnabledCategories)
{
	browser->checkBoxClicked.connect(this, &CategorySwitchPrompt::OnCheckboxClick);
	browserRefresh.connect(this, &CategorySwitchPrompt::onBrowserRefresh);
	resetChanges.connect(this, &CategorySwitchPrompt::onResetChanges);

	browserRefresh();
}

void CategorySwitchPrompt::onResetChanges()
{
	Settings.EnabledCategories = oldSetting;
	GameCategories.Load(Settings.ConfigPath);
}

void CategorySwitchPrompt::onBrowserRefresh()
{
	browser->Clear();
	GameCategories.CategoryList.goToFirst();
	do
	{
		bool checked = false;

		for(u32 i = 0; i < Settings.EnabledCategories.size(); ++i)
		{
			if(Settings.EnabledCategories[i] == GameCategories.CategoryList.getCurrentID())
			{
				checked = true;
				break;
			}
		}

		browser->AddEntrie(tr(GameCategories.CategoryList.getCurrentName().c_str()), checked);
	}
	while(GameCategories.CategoryList.goToNext());

	GameCategories.CategoryList.goToFirst();
	browser->RefreshList();
}

void CategorySwitchPrompt::OnCheckboxClick(GuiCheckbox *checkBox, int index)
{
	GameCategories.CategoryList.goToFirst();
	for(int i = 0; i < index; ++i)
		GameCategories.CategoryList.goToNext();

	u32 i;
	for(i = 0; i < Settings.EnabledCategories.size(); ++i)
	{
		if(Settings.EnabledCategories[i] == GameCategories.CategoryList.getCurrentID())
		{
			if(!checkBox->IsChecked())
			{
				Settings.EnabledCategories.erase(Settings.EnabledCategories.begin()+i);
				markChanged();
			}
			break;
		}
	}

	if(i == Settings.EnabledCategories.size() && checkBox->IsChecked())
	{
		Settings.EnabledCategories.push_back(GameCategories.CategoryList.getCurrentID());
		markChanged();
	}
}