//
//  Geopher_LiteAppDelegate.m
//  Geopher Lite
//
//  Created by Jeremy on 7/5/08.
//  Copyright Stone Software 2008. All rights reserved.
//

#import "Geopher_LiteAppDelegate.h"
#import "RootViewController.h"
#import "LocatorModel.h"

Geopher_LiteAppDelegate* g_AppDelegate = nil;


@implementation Geopher_LiteAppDelegate


@synthesize window;
@synthesize rootViewController;

static BOOL isInitialized = NO;

- (void) initialize
{	
	if (isInitialized == NO)
	{
		// status bar style
		[UIApplication sharedApplication].statusBarStyle = UIStatusBarStyleBlackOpaque;
		
		[window addSubview:[rootViewController view]];
		[window makeKeyAndVisible];			

		g_AppDelegate = self;	// for simplicity, give the app delegate a global for more access from other controllers.
		
		isInitialized = YES;	// make sure to only do this once, even though we call it possibly in multiple instances.
	}
}


- (void)applicationDidFinishLaunching:(UIApplication *)application {
	[self initialize];
}


// when we are going away, save our data.
- (void)applicationWillTerminate:(UIApplication *)application
{
	// turn back on the idle timer.
	[[UIApplication sharedApplication] setIdleTimerDisabled:NO];
}


- (void) StopAlert:(NSString*) alertMessage buttonName:(NSString*)buttonName
{
    NSString *message = [NSString stringWithString:alertMessage];
    UIAlertView *openURLAlert = [[UIAlertView alloc] initWithTitle:@"handleOpenURL:" message:message delegate:nil cancelButtonTitle:buttonName otherButtonTitles:nil];
    [openURLAlert show];
    [openURLAlert release];
}


- (void) savePersistentData
{
	if (rootViewController != nil && rootViewController.redirect == nil)		// don't save coordinates if we are using the redirect information
		[rootViewController savePersistentData];
	else if (rootViewController == nil)
		NSLog(@"rootViewController is nil in savePersisentData!");
}

- (BOOL)application:(UIApplication *)application handleOpenURL:(NSURL *)url
{
    if (!url) {
        // The URL is nil. There's nothing more to do.
        return NO;
    }
    
    NSString *URLString = [url absoluteString];
    
    if (!URLString) {
        // The URL's absoluteString is nil. There's nothing more to do.
        return NO;
    }
    
	NSString* taskName = [[url resourceSpecifier] stringByReplacingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
	NSLog(@"%s", taskName);

	// parse the incoming URL
	NSRange latRange = [taskName rangeOfString:kLatURLPortion];
	NSRange lonRange = [taskName rangeOfString:kLonURLPortion];
	NSRange waypointRange = [taskName rangeOfString:kWaypointURLPortion];
	NSRange redirectRange = [taskName rangeOfString:kRedirectURLPortion];
	if (NSNotFound != latRange.location && NSNotFound != lonRange.location)
	{
		// init the app
		[self initialize];
		
		// currently the URL is expected in this format:  
		//	geopherlite://setTarget;lat=12.345;lon=6.789;waypoint=GC12345;redirect=http://www.yahoo.com
		double targetLat = [[taskName substringFromIndex:latRange.location + latRange.length] doubleValue];
		double targetLon = [[taskName substringFromIndex:lonRange.location + lonRange.length] doubleValue];
		NSString* waypoint = nil;
		NSString* redirect = nil;
		if (waypointRange.location != NSNotFound)
		{
			waypoint = [NSString stringWithString:[taskName substringFromIndex:waypointRange.location + waypointRange.length]];

			// now just in case there is more on the end of the string, chop it off at the next semi-colon.
			NSRange endOfStr = [waypoint rangeOfString:@";"];
			if (endOfStr.location != NSNotFound)
				waypoint = [waypoint substringToIndex:endOfStr.location];
		}
		if (redirectRange.location != NSNotFound)
		{
			// this should always be last since we don't have any way of parsing to the next "chunk" in the URL -- for maximum flexibility for the caller.
			redirect = [NSString stringWithString:[taskName substringFromIndex:redirectRange.location + redirectRange.length]];
		}

		CLLocation* loc = [[[CLLocation alloc] initWithLatitude:targetLat longitude:targetLon] autorelease];
		[[LocatorModel sharedInstance] setTargetLocation: loc];
		if (waypoint != nil)
			[rootViewController updateWaypoint:waypoint];

		if (redirect != nil)
		{
			[rootViewController updateRedirect:redirect];

			// this code is added to call the initialize function very last, after everything else is initialized.  Apparently the 
			// ApplicationDidLaunch method does not get called if URL linking invokes the application.  Moved the code into this function.
			//[rootViewController performSelector:@selector(updateRedirect) withObject:redirect afterDelay:0.0];			
		}
		
		// send an update message after 0.1 seconds, to make sure everything else gets completed.  Much easier than the timer that is commented out below.

//		[rootViewController performSelector:@selector(updateMainView) withObject:nil afterDelay:0.1];
		NSTimer* theTimer = [[NSTimer alloc] initWithFireDate:[NSDate date] interval:0.8 target:rootViewController selector:@selector(updateMainView) userInfo:nil repeats:NO];
		if ([theTimer isValid] == NO)
			NSLog(@"Invalid Timer!");
		[[NSRunLoop currentRunLoop] addTimer:theTimer forMode:NSDefaultRunLoopMode];
		[theTimer release];	

	}
	else
	{
//		[self StopAlert:[NSString stringWithFormat:@"Unable to find a good target from the following URL data:  %@", taskName] buttonName:@"OK"];
		return NO;
	}
	
    return YES;	
}


- (void)dealloc 
{
	[self savePersistentData];
	[rootViewController release];
	[window release];
	[super dealloc];
}

//- (void)applicationWillTerminate:(UIApplication *)application
//{
//	
//}
@end