/*

 SDL - Simple DirectMedia Layer

 Copyright (C) 1997-2009 Sam Lantinga

 This library is free software; you can redistribute it and/or

 modify it under the terms of the GNU Lesser General Public

 License as published by the Free Software Foundation; either

 version 2.1 of the License, or (at your option) any later version.

 This library 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

 Lesser General Public License for more details.

 You should have received a copy of the GNU Lesser General Public

 License along with this library; if not, write to the Free Software

 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

 Sam Lantinga, mods for Hedgewars by Vittorio Giovara

 slouken@libsdl.org, vittorio.giovara@gmail.com

*/

#import <pthread.h>

#import "SDL_uikitappdelegate.h"

#import "SDL_uikitopenglview.h"

#import "SDL_events_c.h"

#import "jumphack.h"

#import "SDL_video.h"

#import "GameSetup.h"

//#import "SoundEffect.h"	

//	SoundEffect *erasingSound = [[SoundEffect alloc] initWithContentsOfFile:[mainBundle pathForResource:@"Erase" ofType:@"caf"]];

//	SoundEffect *selectSound = [[SoundEffect alloc] initWithContentsOfFile:[mainBundle pathForResource:@"Select" ofType:@"caf"]];

#ifdef main

#undef main

#endif

extern int SDL_main(int argc, char *argv[]);

int main (int argc, char **argv) {

	int i;

	NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];

	/* store arguments */

	forward_argc = argc;

	forward_argv = (char **)malloc(argc * sizeof(char *));

	for (i = 0; i < argc; i++) {

		forward_argv[i] = malloc( (strlen(argv[i])+1) * sizeof(char));

		strcpy(forward_argv[i], argv[i]);

	}

	/* Give over control to run loop, SDLUIKitDelegate will handle most things from here */

	UIApplicationMain(argc, argv, NULL, @"SDLUIKitDelegate");

	[pool release];

}

@implementation SDLUIKitDelegate

@synthesize window, windowID, controller, setup;

/* convenience method */

+(SDLUIKitDelegate *)sharedAppDelegate {

	/* the delegate is set in UIApplicationMain(), which is garaunteed to be called before this method */

	return (SDLUIKitDelegate *)[[UIApplication sharedApplication] delegate];

}

-(void) dealloc {

	[setup release];

	[controller release];

	[window release];

	[super dealloc];

}

-(void) launchSDL_main{

	NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];

	// must setup arguments in the same thread

	[setup setArgsForLocalPlay];

	// run the user's application, passing argc and argv

	SDL_main(forward_argc, forward_argv);

	[pool release];

}

-(IBAction) startSDLgame {

	[setup startThread:@"engineProtocol"];

	[setup loadSettingsFromFile:@"settings.plist" forKey:@"systemSettings"];

	// remove the current view to free resources

	[UIView setAnimationDuration:1.5];

	[UIView commitAnimations];

	[controller.view performSelector:@selector(removeFromSuperview) withObject:nil afterDelay:1.5];

	NSLog(@"Game is launching...");

	[NSThread detachNewThreadSelector:@selector(launchSDL_main) toTarget:self withObject:nil];

}

// override the direct execution of SDL_main to allow us to implement the frontend (even using a nib)

-(void) applicationDidFinishLaunching:(UIApplication *)application {

	[application setStatusBarHidden:YES animated:NO];

	setup = [[GameSetup alloc] init];

	/* Set working directory to resource path */

	[[NSFileManager defaultManager] changeCurrentDirectoryPath: [[NSBundle mainBundle] resourcePath]];

	[window addSubview:controller.view];

	[window makeKeyAndVisible];

}

-(void) applicationWillTerminate:(UIApplication *)application {

	/* free the memory we used to hold copies of argc and argv */

	int i;

	for (i=0; i < forward_argc; i++) {

		free(forward_argv[i]);

	}

	free(forward_argv);	

	SDL_SendQuit();

	/* hack to prevent automatic termination.  See SDL_uikitevents.m for details */

	// have to remove this otherwise game goes on when pushing the home button

	//longjmp(*(jump_env()), 1);

}

-(void) applicationWillResignActive:(UIApplication*)application

{

//	NSLog(@"%@", NSStringFromSelector(_cmd));

	SDL_SendWindowEvent(self.windowID, SDL_WINDOWEVENT_MINIMIZED, 0, 0);

}

-(void) applicationDidBecomeActive:(UIApplication*)application

{

//	NSLog(@"%@", NSStringFromSelector(_cmd));

	SDL_SendWindowEvent(self.windowID, SDL_WINDOWEVENT_RESTORED, 0, 0);

}

/*

-(BOOL) shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation) interfaceOrientation {

	NSLog(@"Rotating...");

	return (interfaceOrientation != UIInterfaceOrientationPortraitUpsideDown);

}

*/

+(void) resetFrontend {

	[[[SDLUIKitDelegate sharedAppDelegate].window viewWithTag:54867] removeFromSuperview];

	[[SDLUIKitDelegate sharedAppDelegate].window addSubview:[SDLUIKitDelegate sharedAppDelegate].controller.view];

	[UIView beginAnimations:nil context:NULL];

	[UIView setAnimationDuration:1];

	[SDLUIKitDelegate sharedAppDelegate].controller.view.alpha = 1;

	[UIView commitAnimations];

	[[SDLUIKitDelegate sharedAppDelegate].setup unloadSettings];

	[[SDLUIKitDelegate sharedAppDelegate].window makeKeyAndVisible];

}

#pragma mark -

#pragma mark Convenience methods

void IPH_returnFrontend (void) {

	NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];

	[SDLUIKitDelegate resetFrontend];

	NSLog(@"Game exited...");

	[pool release];

	[NSThread exit];

}

+(NSString *)dataFilePath: (NSString *)fileName {

	NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);

	NSString *documentsDirectory = [paths objectAtIndex:0];

	return [documentsDirectory stringByAppendingPathComponent:fileName];

}

@end