#include <gccore.h>
#include <unistd.h>
#include <string.h>

#include "language/gettext.h"
#include "language/UpdateLanguage.h"
#include "prompts/PromptWindows.h"
#include "prompts/ProgressWindow.h"
#include "GUI/gui.h"
#include "GUI/gui_optionbrowser.h"
#include "settings/CSettings.h"
#include "settings/GameTitles.h"
#include "themes/CTheme.h"
#include "network/URL_List.h"
#include "FileOperations/fileops.h"
#include "FileOperations/DirList.h"
#include "main.h"
#include "prompts/filebrowser.h"
#include "sys.h"
#include "menu/menus.h"

/*** Extern variables ***/
extern u8 shutdown;
extern u8 reset;


/****************************************************************************
 * MenuOGG
 ***************************************************************************/
bool MenuBackgroundMusic()
{
	bool ret = false;
	int result = -1;
	char entered[1024];
	strlcpy(entered, Settings.ogg_path, sizeof(entered));

	// Check the OGG path.
	if (entered[0] == 0 )
	{
		// OGG path is empty.
		strlcpy(entered, Settings.BootDevice, sizeof(entered));
	}
	else
	{
		char * pathptr = strrchr( entered, '/' );
		if ( pathptr )
		{
			pathptr++;
			int choice = WindowPrompt( tr( "Playing Music:" ), pathptr, tr( "Play Previous" ), tr( "Play Next" ), tr( "Change Play Path" ), tr( "Cancel" ) );
			if ( choice == 1 )
			{
				return bgMusic->PlayPrevious();
			}
			else if ( choice == 2 )
			{
				return bgMusic->PlayNext();
			}
			else if ( choice == 3 )
			{
				pathptr[0] = 0;
			}
			else
				return true;
		}
		else
			strlcpy(entered, Settings.BootDevice, sizeof(entered));
	}

	result = BrowseDevice( entered, sizeof( entered ), FB_DEFAULT );

	if ( result )
	{
		if ( !bgMusic->Load( entered ) )
		{
			WindowPrompt( tr( "Not supported format!" ), tr( "Loading standard music." ), tr( "OK" ) );
		}
		else
			ret = true;
		bgMusic->Play();
		bgMusic->SetVolume( Settings.volume );
	}

	return ret;
}

/****************************************************************************
 * MenuLanguageSelect
 ***************************************************************************/
int MenuLanguageSelect()
{
	int cnt = 0;
	int ret = 0, choice = 0;
	int returnhere = 0;

	GuiImageData btnOutline(Resources::GetFile("button_dialogue_box.png"), Resources::GetFileSize("button_dialogue_box.png"));
	GuiImageData settingsbg(Resources::GetFile("settings_background.png"), Resources::GetFileSize("settings_background.png"));

	GuiTrigger trigA;
	trigA.SetSimpleTrigger( -1, WPAD_BUTTON_A | WPAD_CLASSIC_BUTTON_A, PAD_BUTTON_A );
	GuiTrigger trigB;
	trigB.SetButtonOnlyTrigger( -1, WPAD_BUTTON_B | WPAD_CLASSIC_BUTTON_B, PAD_BUTTON_B );

	char fullpath[150];
	DirList Dir(Settings.languagefiles_path, ".lang");

	// Check if a language is specified.
	if (Settings.language_path[0] == 0)
		strlcpy(fullpath, tr( "Default" ), sizeof(fullpath));
	else
		strlcpy(fullpath, Settings.languagefiles_path, sizeof(fullpath));

	GuiText titleTxt( fullpath, 24, ( GXColor ) {0, 0, 0, 255} );
	titleTxt.SetAlignment( ALIGN_CENTER, ALIGN_MIDDLE );
	titleTxt.SetPosition( 0, 0 );
	GuiButton pathBtn( 300, 50 );
	pathBtn.SetAlignment( ALIGN_CENTER, ALIGN_TOP );
	pathBtn.SetPosition( 0, 28 );
	pathBtn.SetLabel( &titleTxt );
	pathBtn.SetSoundOver( btnSoundOver );
	pathBtn.SetSoundClick( btnSoundClick2 );
	pathBtn.SetTrigger( &trigA );
	pathBtn.SetEffectGrow();

	GuiImage oggmenubackground( &settingsbg );
	oggmenubackground.SetAlignment( ALIGN_LEFT, ALIGN_TOP );
	oggmenubackground.SetPosition( 0, 0 );

	GuiText backBtnTxt( tr( "Back" ) , 22, thColor("r=0 g=0 b=0 a=255 - prompt windows button text color"));
	backBtnTxt.SetMaxWidth( btnOutline.GetWidth() - 30 );
	GuiImage backBtnImg( &btnOutline );
	if ( Settings.wsprompt == ON )
	{
		backBtnTxt.SetWidescreen( Settings.widescreen );
		backBtnImg.SetWidescreen( Settings.widescreen );
	}
	GuiButton backBtn( btnOutline.GetWidth(), btnOutline.GetHeight() );
	backBtn.SetAlignment( ALIGN_CENTER, ALIGN_TOP );
	backBtn.SetPosition( -190, 400 );
	backBtn.SetLabel( &backBtnTxt );
	backBtn.SetImage( &backBtnImg );
	backBtn.SetSoundOver( btnSoundOver );
	backBtn.SetSoundClick( btnSoundClick2 );
	backBtn.SetTrigger( &trigA );
	backBtn.SetTrigger( &trigB );
	backBtn.SetEffectGrow();

	GuiText defaultBtnTxt( tr( "Default" ) , 22, thColor("r=0 g=0 b=0 a=255 - prompt windows button text color"));
	defaultBtnTxt.SetMaxWidth( btnOutline.GetWidth() - 30 );
	GuiImage defaultBtnImg( &btnOutline );
	if ( Settings.wsprompt == ON )
	{
		defaultBtnTxt.SetWidescreen( Settings.widescreen );
		defaultBtnImg.SetWidescreen( Settings.widescreen );
	}
	GuiButton defaultBtn( btnOutline.GetWidth(), btnOutline.GetHeight() );
	defaultBtn.SetAlignment( ALIGN_CENTER, ALIGN_TOP );
	defaultBtn.SetPosition( 190, 400 );
	defaultBtn.SetLabel( &defaultBtnTxt );
	defaultBtn.SetImage( &defaultBtnImg );
	defaultBtn.SetSoundOver( btnSoundOver );
	defaultBtn.SetSoundClick( btnSoundClick2 );
	defaultBtn.SetTrigger( &trigA );
	defaultBtn.SetEffectGrow();

	GuiText updateBtnTxt( tr( "Update Files" ) , 22, thColor("r=0 g=0 b=0 a=255 - prompt windows button text color"));
	updateBtnTxt.SetMaxWidth( btnOutline.GetWidth() - 30 );
	GuiImage updateBtnImg( &btnOutline );
	if ( Settings.wsprompt == ON )
	{
		updateBtnTxt.SetWidescreen( Settings.widescreen );
		updateBtnImg.SetWidescreen( Settings.widescreen );
	}
	GuiButton updateBtn( btnOutline.GetWidth(), btnOutline.GetHeight() );
	updateBtn.SetAlignment( ALIGN_CENTER, ALIGN_TOP );
	updateBtn.SetPosition( 0, 400 );
	updateBtn.SetLabel( &updateBtnTxt );
	updateBtn.SetImage( &updateBtnImg );
	updateBtn.SetSoundOver( btnSoundOver );
	updateBtn.SetSoundClick( btnSoundClick2 );
	updateBtn.SetTrigger( &trigA );
	updateBtn.SetEffectGrow();

	OptionList options2;

	for ( cnt = 0; cnt < Dir.GetFilecount(); cnt++ )
	{
		if(!Dir.GetFilename( cnt ))
			continue;

		char filename[64];
		strlcpy( filename, Dir.GetFilename( cnt ), sizeof( filename ) );
		char *dot = strchr( filename, '.' );
		if ( dot ) *dot = '\0';
		options2.SetName( cnt, "%s", filename );
		options2.SetValue( cnt, NULL );

	}

	GuiOptionBrowser optionBrowser4( 396, 280, &options2, "bg_options_settings.png");
	optionBrowser4.SetPosition( 0, 90 );
	optionBrowser4.SetAlignment( ALIGN_CENTER, ALIGN_TOP );

	HaltGui();
	GuiWindow w( screenwidth, screenheight );
	w.Append( &oggmenubackground );
	w.Append( &pathBtn );
	w.Append( &backBtn );
	w.Append( &defaultBtn );
	w.Append( &updateBtn );
	w.Append( &optionBrowser4 );
	mainWindow->Append( &w );

	w.SetEffect( EFFECT_FADE, 20 );
	ResumeGui();

	while ( w.GetEffect() > 0 ) usleep( 50 );

	while ( !returnhere )
	{
		usleep(100);

		if ( shutdown == 1 )
			Sys_Shutdown();
		else if ( reset == 1 )
			Sys_Reboot();

		else if ( backBtn.GetState() == STATE_CLICKED )
		{
			backBtn.ResetState();
			break;
		}

		else if ( defaultBtn.GetState() == STATE_CLICKED )
		{
			choice = WindowPrompt( tr( "Loading standard language." ), 0, tr( "OK" ), tr( "Cancel" ) );
			if ( choice == 1 )
			{
				Settings.LoadLanguage(NULL, CONSOLE_DEFAULT);
				Settings.Save();
				returnhere = 2;
			}
			defaultBtn.ResetState();
			//optionBrowser4.SetFocus(1); // commented out to prevent crash
		}

		else if ( updateBtn.GetState() == STATE_CLICKED )
		{
			choice = WindowPrompt( tr( "Update all Language Files" ), tr( "Do you wish to update/download all language files?" ), tr( "OK" ), tr( "Cancel" ) );
			if ( choice == 1 )
			{
				if (IsNetworkInit() || NetworkInitPrompt())
				{
					if(DownloadAllLanguageFiles() > 0)
						WindowPrompt(tr("Update successfull"), 0, tr("OK"));
					returnhere = 1;
					break;
				}
			}
			updateBtn.ResetState();
			//optionBrowser4.SetFocus(1); // commented out to prevent crash
		}

		else if ( pathBtn.GetState() == STATE_CLICKED )
		{
			w.Remove( &optionBrowser4 );
			w.Remove( &backBtn );
			w.Remove( &pathBtn );
			w.Remove( &defaultBtn );
			char entered[43] = "";
			strlcpy( entered, Settings.languagefiles_path, sizeof( entered ) );
			int result = OnScreenKeyboard( entered, 43, 0 );
			w.Append( &optionBrowser4 );
			w.Append( &pathBtn );
			w.Append( &backBtn );
			w.Append( &defaultBtn );
			if (result == 1)
			{
				if (entered[strlen(entered)-1] != '/')
					strcat (entered, "/");
				snprintf(Settings.languagefiles_path, sizeof(Settings.languagefiles_path), entered);
				WindowPrompt(tr("Languagepath changed."), 0, tr("OK"));
			}
			pathBtn.ResetState();
		}

		ret = optionBrowser4.GetClickedOption();

		if (ret >= 0)
		{
			choice = WindowPrompt( tr( "Do you want to change language?" ), 0, tr( "Yes" ), tr( "Cancel" ) );
			if (choice == 1)
			{
				char newLangPath[150];
				snprintf(Settings.languagefiles_path, sizeof( Settings.languagefiles_path ), "%s", Dir.GetFilepath(ret));
				char * ptr = strrchr(Settings.languagefiles_path, '/');
				if(ptr) ptr[1] = 0;
				snprintf(newLangPath, sizeof(newLangPath), "%s", Dir.GetFilepath(ret));
				if (!CheckFile(newLangPath))
				{
					WindowPrompt(tr("File not found."), tr("Loading standard language."), tr("OK"));
					Settings.LoadLanguage(NULL, CONSOLE_DEFAULT);
				}
				else
				{
					Settings.LoadLanguage(newLangPath);
				}
				Settings.Save();
				returnhere = 2;
				break;
			}
		}

	}

	w.SetEffect( EFFECT_FADE, -20 );
	while ( w.GetEffect() > 0 ) usleep( 50 );

	HaltGui();
	mainWindow->Remove( &w );
	ResumeGui();

	return returnhere;
}