//

//  gameSetup.m

//  hwengine

//

//  Created by Vittorio on 10/01/10.

//  Copyright 2010 __MyCompanyName__. All rights reserved.

//

#import "GameSetup.h"

#import "SDL_uikitappdelegate.h"

#import "SDL_net.h"

#import "PascalImports.h"

#define BUFFER_SIZE 256

// they should go in the interface

TCPsocket sd, csd; /* Socket descriptor, Client socket descriptor */

int sendToEngine (NSString * string) {

	Uint8 length = [string length];

	SDLNet_TCP_Send(csd, &length , 1);

	return SDLNet_TCP_Send(csd, [string UTF8String], length);

}

@implementation GameSetup

-(id) init {

	self = [super init];

	return self;

}

-(void) startThread: (NSString *) selector {

	SEL usage = NSSelectorFromString(selector);

	// do not start the server thread because the port is already bound

	if (NO == engineProtocolStarted) {

		engineProtocolStarted = YES;

		[NSThread detachNewThreadSelector:usage toTarget:self withObject:nil];

	}

}

-(void) engineProtocol {

	IPaddress ip;

	int idx, eProto;

	BOOL serverQuit, clientQuit;

	char buffer[BUFFER_SIZE], string[BUFFER_SIZE];

	Uint8 msgSize;

	Uint16 gameTicks;

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

	if (SDLNet_Init() < 0) {

		fprintf(stderr, "SDLNet_Init: %s\n", SDLNet_GetError());

		exit(EXIT_FAILURE);

	}

	/* Resolving the host using NULL make network interface to listen */

		fprintf(stderr, "SDLNet_ResolveHost: %s\n", SDLNet_GetError());

		exit(EXIT_FAILURE);

	}

	/* Open a connection with the IP provided (listen on the host's port) */

	if (!(sd = SDLNet_TCP_Open(&ip))) {

		fprintf(stderr, "SDLNet_TCP_Open: %s\n", SDLNet_GetError());

		exit(EXIT_FAILURE);

	}

	NSLog(@"engineProtocol - Waiting for a client");

	serverQuit = NO;

	while (!serverQuit) {

		/* This check the sd if there is a pending connection.

		 * If there is one, accept that, and open a new socket for communicating */

		if ((csd = SDLNet_TCP_Accept(sd))) {

			NSLog(@"engineProtocol - Client found");

			//first byte of the command alwayas contain the size of the command

			SDLNet_TCP_Recv(csd, &msgSize, sizeof(Uint8));

			SDLNet_TCP_Recv(csd, buffer, msgSize);

			gameTicks = SDLNet_Read16(&buffer[msgSize - 2]);

			//NSLog(@"engineProtocol - %d: received [%s]", gameTicks, buffer);

			if ('C' == buffer[0]) {

				NSLog(@"engineProtocol - sending game config");

				// send config data data

				// local game

				sendToEngine(@"TL");

				// seed info

				sendToEngine(@"eseed {232c1b42-7d39-4ee6-adf8-4240e1f1efb8}");

				// various flags

				sendToEngine(@"e$gmflags 256"); 

				// various flags

				sendToEngine(@"e$damagepct 100");

				// various flags

				sendToEngine(@"e$turntime 45000");

				// various flags

				sendToEngine(@"e$minestime 3000");

				// various flags

				sendToEngine(@"e$landadds 4");

				// various flags

				sendToEngine(@"e$sd_turns 15");

				// various flags

				sendToEngine(@"e$casefreq 5");

				// various flags

				sendToEngine(@"e$template_filter 1");

				// theme info

				sendToEngine(@"etheme Freeway");

				// team 1 info

				sendToEngine(@"eaddteam 4421353 System Cats");

				// team 1 grave info

				sendToEngine(@"egrave star");

				// team 1 fort info

				sendToEngine(@"efort  Earth");

				// team 1 voicepack info

				sendToEngine(@"evoicepack Classic");

				// team 1 binds (skipped)				

				// team 1 members info

				sendToEngine(@"eaddhh 0 100 Snow Leopard");

				sendToEngine(@"ehat NoHat");

				// team 1 ammostore

				sendToEngine(@"eammstore 93919294221991210322351110012010000002110404000441400444645644444774776112211144");

				// team 2 info

				sendToEngine(@"eaddteam 4100897 Poke-MAN");

				// team 2 grave info

				sendToEngine(@"egrave Badger");

				// team 2 fort info

				sendToEngine(@"efort UFO");

				// team 2 voicepack info

				sendToEngine(@"evoicepack Classic");

				// team 2 binds (skipped)

				// team 2 members info

				sendToEngine(@"eaddhh 0 100 Raichu");

				sendToEngine(@"ehat Bunny");

				// team 2 ammostore

				sendToEngine(@"eammstore 93919294221991210322351110012010000002110404000441400444645644444774776112211144");

				clientQuit = NO;

			} else {

				NSLog(@"engineProtocolThread - wrong message, closing connection");

				clientQuit = YES;

			}

			while (!clientQuit){

				/* Now we can communicate with the client using csd socket

				 * sd will remain opened waiting other connections */

				idx = 0;

				msgSize = 0;

				memset(buffer, 0, BUFFER_SIZE);

				memset(string, 0, BUFFER_SIZE);

				if (SDLNet_TCP_Recv(csd, &msgSize, sizeof(Uint8)) <= 0)

					clientQuit = YES;

				if (SDLNet_TCP_Recv(csd, buffer, msgSize) <=0)

					clientQuit = YES;

				gameTicks = SDLNet_Read16(&buffer[msgSize - 2]);

				//NSLog(@"engineProtocolThread - %d: received [%s]", gameTicks, buffer);

				switch (buffer[0]) {

					case '?':

						NSLog(@"Ping? Pong!");

						sendToEngine(@"!");

						break;

					case 'E':

						NSLog(@"ERROR - last console line: [%s]", buffer);

						clientQuit = YES;

						break;

					case 'e':

						sscanf(buffer, "%*s %d", &eProto);

						if (HW_protoVer() == eProto) {

							NSLog(@"Setting protocol version %s", buffer);

						} else {

							NSLog(@"ERROR - wrong protocol number: [%s] - expecting %d", buffer, eProto);

							clientQuit = YES;

						}

						break;

					case 'i':

						switch (buffer[1]) {

							case 'r':

								NSLog(@"Winning team: %s", &buffer[2]);

								break;

							case 'k':

								NSLog(@"Best Hedgehog: %s", &buffer[2]);

								break;

						}

						break;

					default:

						// empty packet or just statistics

						break;

					// missing case for exiting right away

				} 

			}

		}

		/* Close the client socket */

		SDLNet_TCP_Close(csd);

	}

	SDLNet_TCP_Close(sd);

	SDLNet_Quit();

	[pool release];

	[NSThread exit];

}

-(void) setArgsForLocalPlay {

	memset(forward_argv, 0, forward_argc);

	forward_argc = 18;

	forward_argv = (char **)realloc(forward_argv, forward_argc * sizeof(char *));

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

	forward_argv[ 7] = "0";				// isSoundEnabled (TOSET)

	forward_argv[ 9] = [localeString UTF8String];		// cLocaleFName

	forward_argv[10] = "100";			// cInitVolume (TOSET)

	forward_argv[13] = "1";				// cShowFPS (TOSET?)

	forward_argv[14] = "0";				// cAltDamage (TOSET)

	forward_argv[15] = "Koda";			// UserNick (DecodeBase64(ParamStr(15)) FTW) <- TODO

	forward_argv[16] = "0";				// isMusicEnabled (TOSET)

	return;

}

	[super dealloc];

}

@end