#import "AppController.h"

@implementation AppController

- (id)init {
	[super init];
	NSString *file = [[NSBundle mainBundle] pathForResource:@"halo3bg" ofType:@"jpg"];
	bgImage = [[[NSImage alloc] initWithContentsOfFile:file] autorelease]; 
	return self;
}

- (void) awakeFromNib {
	NSSize size = [gamerTag frame].size;
	[gamerTag setBoundsSize:NSMakeSize(size.width/2, size.height/2)]; 
	
	size = [playerSnap frame].size;
	[playerSnap setBoundsSize:NSMakeSize(size.width/1.2, size.height/1.2)];
	
	size = [callSign frame].size;
	[callSign setBoundsSize:NSMakeSize(size.width/1.7, size.height/1.7)];
	
	[window setBackgroundColor:[NSColor colorWithPatternImage:bgImage]];
	[window display];
}

- (int)indexOf:(NSString *)key inside:(NSString *)whole from:(int) start {
	int len1 = [whole length];
	int len2 = [key length];
	int count, count2;
	for (count = start; count < len1-len2; count++) {
		if ([whole characterAtIndex:count] == [key characterAtIndex:0]) {
			BOOL matches = YES;
			for (count2 = count+1; count2 < count+len2; count2++) {
				if ([whole characterAtIndex:count2] != [key characterAtIndex:count2-count]) {
					matches = NO;
					break;
				}
			}
			if (matches)
				return count;
		}
	}
	return -1;
}

- (NSString*)findAndReplace:(NSString *)key inside:(NSString *)whole with:(NSString *)replacement {
	int len1 = [whole length];
	int len2 = [key length];
	int count, count2;
	for (count = 0; count < len1-len2; count++) {
		if ([whole characterAtIndex:count] == [key characterAtIndex:0]) {
			BOOL matches = YES;
			for (count2 = count+1; count2 < count+len2; count2++) {
				if ([whole characterAtIndex:count2] != [key characterAtIndex:count2-count]) {
					matches = NO;
					break;
				}
			}
			if (matches) {
				whole = [[[whole substringWithRange:NSMakeRange(0, count)] stringByAppendingString:
					replacement] stringByAppendingString: [whole substringFromIndex:count+len2]];
				len1 = [whole length];
				count -= len2;
			}
		}
	}
	return whole;
}

- (void)parseData:(NSString *)htmlPage {
	if ([self indexOf:@"Halo 3 Service Record Not Found" inside:htmlPage from:0] > -1) {
		[notFound setStringValue:@"Gamertag not found."];
		[progressIndicator stopAnimation:self];
		[progressIndicator displayIfNeeded];
		[userInput setEditable:YES];
		return;
	}
	
	[notFound setStringValue:@"Parsing..."];
	int index1 = [self indexOf:@"imgModel" inside:htmlPage from:0]+15;
	int index2 = [self indexOf:@"style" inside:htmlPage from:index1]-2;
	NSString *imageURL = [htmlPage substringWithRange:NSMakeRange(index1, index2-index1)];
	imageURL = [@"http://www.bungie.net" stringByAppendingString:imageURL];
	imageURL = [self findAndReplace:@"&amp;" inside:imageURL with:@"&"];
	gamerImage = [[NSImage alloc] initWithContentsOfURL:[NSURL URLWithString:imageURL]];
	[gamerImageView setImage:gamerImage];
	[gamerImage release];
	
	index1 = [self indexOf:@"imgEmblem" inside:htmlPage from:0]+16;
	index2 = [self indexOf:@"style" inside:htmlPage from:index1]-2;
	NSString *emblemURL = [htmlPage substringWithRange:NSMakeRange(index1, index2-index1)];
	emblemURL = [@"http://www.bungie.net" stringByAppendingString:emblemURL];
	emblemURL = [self findAndReplace:@"&amp;" inside:emblemURL with:@"&"];
	emblemImage = [[NSImage alloc] initWithContentsOfURL:[NSURL URLWithString:emblemURL]];
	[emblemView setImage:emblemImage];
	[emblemImage release];
	
	NSString *gamerName = [userInput stringValue];
	[gamerTag setStringValue:gamerName];
	
	index1 = [self indexOf:@"Strip_lblRank" inside:htmlPage from:0]+15;
	index2 = [self indexOf:@"</span>" inside:htmlPage from:index1];
	NSString *rankStr = [htmlPage substringWithRange:NSMakeRange(index1, index2-index1)];
	[rank setStringValue:rankStr];
	
	index1 = [self indexOf:@"hypNextRank" inside:htmlPage from:0]+56;
	index1 = [self indexOf:@"\"" inside:htmlPage from:index1]+2;
	index2 = [self indexOf:@"</a>" inside:htmlPage from:index1];
	NSString *promoStr = [htmlPage substringWithRange:NSMakeRange(index1, index2-index1)];
	[nextPromo setStringValue:promoStr];
	
	index1 = [self indexOf:@"identityStrip_imgRank" inside:htmlPage from:0];
	index1 = [self indexOf:@"src=" inside:htmlPage from:index1]+5;
	index2 = [self indexOf:@"gif" inside:htmlPage from:index1]+3;
	NSString *rankImageStr = [htmlPage substringWithRange:NSMakeRange(index1, index2-index1)];
	rankImageStr = [@"http://www.bungie.net" stringByAppendingString:rankImageStr];
	rankImage = [[NSImage alloc] initWithContentsOfURL:[NSURL URLWithString:rankImageStr]];
	NSImage *bgRankImage = [[NSImage alloc] initWithSize:[rankImageView frame].size];
	NSRect rect = NSMakeRect(0, 0, [rankImageView frame].size.width, [rankImageView frame].size.height);
	[bgRankImage lockFocus];
	[[NSColor grayColor] set];
	NSRectFill(rect);
	[rankImage drawAtPoint:NSMakePoint(0,0) 
                fromRect:NSZeroRect
               operation:NSCompositeSourceOver
                fraction:1.0];
	[bgRankImage unlockFocus];
	[rankImageView setImage:bgRankImage];
	[rankImage release];
	[bgRankImage release];
	
	index1 = [self indexOf:@"lblSkill" inside:htmlPage from:0]+10;
	index2 = [self indexOf:@"</span>" inside:htmlPage from:index1];
	NSString *skillStr = [htmlPage substringWithRange:NSMakeRange(index1, index2-index1)];
	[hiSkill setStringValue:skillStr];
	
	index1 = [self indexOf:@"Total Games" inside:htmlPage from:0]+57;
	index2 = [self indexOf:@"</td>" inside:htmlPage from:index1];
	NSString *totStr = [htmlPage substringWithRange:NSMakeRange(index1, index2-index1)];
	[totalGames setStringValue:totStr];
	
	index1 = [self indexOf:@"Matchmade Games" inside:htmlPage from:0]+61;
	index2 = [self indexOf:@"</td>" inside:htmlPage from:index1];
	NSString *mmgStr = [htmlPage substringWithRange:NSMakeRange(index1, index2-index1)];
	[matchGames setStringValue:mmgStr];
	
	index1 = [self indexOf:@"Custom Games" inside:htmlPage from:0]+58;
	index2 = [self indexOf:@"</td>" inside:htmlPage from:index1];
	NSString *custStr = [htmlPage substringWithRange:NSMakeRange(index1, index2-index1)];
	[custGames setStringValue:custStr];
	
	index1 = [self indexOf:@"Campaign Missions" inside:htmlPage from:0]+63;
	index2 = [self indexOf:@"</td>" inside:htmlPage from:index1];
	NSString *campStr = [htmlPage substringWithRange:NSMakeRange(index1, index2-index1)];
	[campMiss setStringValue:campStr];
	
	index1 = [self indexOf:@"Total EXP" inside:htmlPage from:index2]+56;
	index2 = [self indexOf:@"</td>" inside:htmlPage from:index1];
	NSString *expStr = [htmlPage substringWithRange:NSMakeRange(index1, index2-index1)];
	[totEXP setStringValue:expStr];
	
	index1 = [self indexOf:@"lblServiceTag" inside:htmlPage from:0]+15;
	index2 = [self indexOf:@"</span>" inside:htmlPage from:index1];
	NSString *callStr = [htmlPage substringWithRange:NSMakeRange(index1, index2-index1)];
	[callSign setStringValue:callStr];
	
	index1 = [self indexOf:@"Player Since" inside:htmlPage from:0]+44;
	index2 = [self indexOf:@"</li>" inside:htmlPage from:index1];
	NSString *pSinceStr = [htmlPage substringWithRange:NSMakeRange(index1, index2-index1)];
	[playSince setStringValue:pSinceStr];
	
	index1 = [self indexOf:@"Last Played" inside:htmlPage from:0]+44;
	index2 = [self indexOf:@"</li>" inside:htmlPage from:index1];
	NSString *pLastStr = [htmlPage substringWithRange:NSMakeRange(index1, index2-index1)];
	[lastPlay setStringValue:pLastStr];
	
	[notFound setStringValue:@"Done"];
	[progressIndicator stopAnimation:self];
	[progressIndicator displayIfNeeded];
	[userInput setEditable:YES];
}

- (IBAction)okay:(id)sender {
	[progressIndicator startAnimation:self];
	[progressIndicator displayIfNeeded];
	[userInput setEditable:NO];
	[notFound setStringValue:@"Downloading..."];
	NSString *urlStr = [@"http://www.bungie.net/Stats/Halo3/Default.aspx?player=" stringByAppendingString:[userInput stringValue]];
	urlStr = [self findAndReplace:@" " inside:urlStr with:@"+"];
	NSURLRequest *theRequest=[NSURLRequest requestWithURL:[NSURL URLWithString:urlStr]
                        cachePolicy:NSURLRequestUseProtocolCachePolicy
                    timeoutInterval:30.0];
	NSURLConnection *theConnection=[[NSURLConnection alloc] initWithRequest:theRequest delegate:self];
	if (theConnection) {
		receivedData=[[NSMutableData data] retain];
	} else {
		[notFound setStringValue:@"Could not connect to bungie.net"];
		[progressIndicator stopAnimation:self];
		[progressIndicator displayIfNeeded];
	}	
}

- (void)connection:(NSURLConnection *)connection didReceiveResponse:(NSURLResponse *)response
{
    [receivedData setLength:0];
}

- (void)connection:(NSURLConnection *)connection didReceiveData:(NSData *)data
{
    [receivedData appendData:data];
}

- (void)connection:(NSURLConnection *)connection didFailWithError:(NSError *)error
{
	[progressIndicator stopAnimation:self];
	[progressIndicator displayIfNeeded];
	[userInput setEditable:YES];
    [connection release];
    [receivedData release];
	[notFound setStringValue:@"Could not connect to bungie.net"];
}

- (void)connectionDidFinishLoading:(NSURLConnection *)connection
{
	NSString *tempStr = [NSString stringWithCString:[receivedData bytes] length:[receivedData length]];
	[self parseData:tempStr];
	[receivedData release];
	[connection release];
}


@end