iRedditAppDelegate.m

//
//  iRedditAppDelegate.m
//  iReddit
//
//  Created by Ross Boucher on 6/18/09.
//  Copyright 280 North 2009. All rights reserved.
//

#import "iRedditAppDelegate.h"
#import "RootViewController.h"
#import "SubredditViewController.h"
#import "Story.h"
#import "Constants.h"
#import "LoginController.h"

#define SEEN_DEPRECATED_NOTICE @"ireddit-free-seen-deprecated"

extern NSMutableArray *visitedArray;

iRedditAppDelegate *sharedAppDelegate;

@implementation iRedditAppDelegate

+ (UIColor *)redditNavigationBarTintColor
{
	return [UIColor colorWithRed:60.0/255.0 green:120.0/255.0 blue:225.0/255.0 alpha:1.0];
}

+ (iRedditAppDelegate *)sharedAppDelegate
{
	return sharedAppDelegate;
}

@synthesize window, navController, messageDataSource;

- (void)applicationDidFinishLaunching:(UIApplication *)application 
{    	    
	sharedAppDelegate = self;
	
	//register defaults
	NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
	
#ifdef DEPRECATED_FREE
    if(![defaults boolForKey:SEEN_DEPRECATED_NOTICE])
    {
        UIAlertView *deprecatedAlert = [[UIAlertView alloc] initWithTitle:@"Goodbye, iReddit Free!" 
        message:@"iReddit Free will no longer be supported, and this app has been updated with all the features of iReddit. We will no longer update iReddit Free, so please download iReddit for FREE from App Store to keep up with future updates!"
        delegate:self 
        cancelButtonTitle:nil 
        otherButtonTitles:@"OK", nil];
        [deprecatedAlert show];
        [deprecatedAlert release];
    }
#endif

	[defaults registerDefaults:
	 [NSDictionary dictionaryWithObjects:[NSArray arrayWithObjects:
										  [NSNumber numberWithBool:YES],
										  [NSNumber numberWithBool:YES],
										  [NSNumber numberWithBool:YES],	
										  [NSNumber numberWithBool:NO],
										  [NSNumber numberWithBool:YES],
										  [NSArray array],
										  [NSArray array],
										  redditSoundLightsaber,
										  [NSNumber numberWithBool:YES],
										  @"/",
										  @"Front Page",
										  nil
										  ] 
								 forKeys:[NSArray arrayWithObjects:
										  showStoryThumbnailKey,
										  shakeForStoryKey,
										  playSoundOnShakeKey,
										  useCustomRedditListKey,
										  showLoadingAlienKey,
										  visitedStoriesKey,
										  redditSortOrderKey,
										  shakingSoundKey,
										  allowLandscapeOrientationKey,
										  initialRedditURLKey,
										  initialRedditTitleKey,
										  nil
										  ]
	  ]];		
	
    self.navController = [[[UINavigationController alloc] initWithRootViewController:[[[RootViewController alloc] init] autorelease]] autorelease];
	self.navController.delegate = (id <UINavigationControllerDelegate>)self;
	navController.toolbarHidden = NO;
	[window addSubview:navController.view];
	
	NSString *initialRedditURL = [[NSUserDefaults standardUserDefaults] stringForKey:initialRedditURLKey];
	NSString *initialRedditTitle = [[NSUserDefaults standardUserDefaults] stringForKey:initialRedditTitleKey];
	
	SubredditViewController *controller = [[[SubredditViewController alloc] initWithField:[TTTableTextItem itemWithText:initialRedditTitle URL:initialRedditURL]] autorelease];
	[navController pushViewController:controller animated:NO];

	
	//login
    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(didEndLogin:) name:RedditDidFinishLoggingInNotification object:nil];
	[[LoginController sharedLoginController] loginWithUsername:[defaults stringForKey:redditUsernameKey] password:[defaults stringForKey:redditPasswordKey]];
	
	shakingSound = 0;
	[self reloadSound];
    
    [[NSNotificationCenter defaultCenter] addObserver:self
                                          selector:@selector(deviceDidShake:)
                                          name:DeviceDidShakeNotification
                                          object:nil]; 
	
	[self performSelector:@selector(loadDataWithDelay) withObject:nil afterDelay:1.0];
}

- (void)alertView:(UIAlertView *)alertView didDismissWithButtonIndex:(NSInteger)buttonIndex
{
    [[NSUserDefaults standardUserDefaults] setBool:YES forKey:SEEN_DEPRECATED_NOTICE];
}

- (void)deviceDidShake:(NSNotification *)notif
{
    if(shouldDetectDeviceShake)
    {   
        if ([[NSUserDefaults standardUserDefaults] boolForKey:playSoundOnShakeKey]) 
		{
			AudioServicesPlaySystemSound(shakingSound);
			AudioServicesPlaySystemSound(kSystemSoundID_Vibrate);
		}
		
		if ([[NSUserDefaults standardUserDefaults] boolForKey:shakeForStoryKey])
			[self showRandomStory];
    }
}

- (void)didEndLogin:(NSNotification *)notif
{    
    if([[LoginController sharedLoginController] isLoggedIn] && !messageDataSource && !messageTimer)
    {
        messageDataSource = [[MessageDataSource alloc] init];
        [messageDataSource load:TTURLRequestCachePolicyNoCache more:NO];

        messageTimer = [[NSTimer scheduledTimerWithTimeInterval:60.0
                                 target:self
                                 selector:@selector(reloadMessages)
                                 userInfo:nil
                                 repeats:YES] retain];
    }
    else
    {
        [messageDataSource cancel];
        [messageDataSource release];
        messageDataSource = nil;
        
        [messageTimer invalidate];
        [messageTimer release];
        messageTimer = nil;
    }
}

- (void)reloadMessages
{
    [messageDataSource load:TTURLRequestCachePolicyNoCache more:NO];
}

- (void)loadDataWithDelay
{
	randomDataSource = [[SubredditDataSource alloc] initWithSubreddit:@"/randomrising/"];
	[randomDataSource load:TTURLRequestCachePolicyNoCache more:NO];
}

- (void)applicationWillTerminate:(UIApplication *)application 
{	
	// Save data if appropriate
	[[NSUserDefaults standardUserDefaults] setObject:[visitedArray subarrayWithRange:NSMakeRange(0, MIN(500, [visitedArray count]))]
											  forKey:visitedStoriesKey];
	
	[[NSUserDefaults standardUserDefaults] synchronize];
	
	//[[Beacon shared] endBeacon];
}

- (void)reloadSound
{
	if (shakingSound != 0)
		AudioServicesDisposeSystemSoundID(shakingSound);
	
	NSString *path = [[NSBundle mainBundle] pathForResource:[[NSUserDefaults standardUserDefaults] stringForKey:shakingSoundKey] ofType:@"pcm"];
	AudioServicesCreateSystemSoundID((CFURLRef)[NSURL fileURLWithPath:path], &shakingSound);
}

- (void)dealloc 
{
	self.navController = nil;
	self.messageDataSource = nil;
	
    [messageTimer invalidate];
    [messageTimer release];
    
	AudioServicesDisposeSystemSoundID(shakingSound);
    
	[window release];
    [super dealloc];
}

- (void)showRandomStory
{
	if (!randomDataSource || ![randomDataSource isLoaded])
		return;

	if (!randomController)
	{
		randomController= [[StoryViewController alloc] init];
		//[[Beacon shared] startSubBeaconWithName:@"serendipityTime" timeSession:YES];
	}
	
	SubredditDataSource *activeDataSource = [SubredditDataSource lastLoadedSubreddit];
    NSInteger count = [((SubredditDataModel *)activeDataSource.model) totalStories];
	NSInteger randomIndex = count > 0 ? arc4random() % count : 0;
	
	Story *story = nil;
	
	int i=0;
	while (!story && i++ < count)
	{
		story = [activeDataSource storyWithIndex:(randomIndex++)%count];

		if ([story visited] && i < count - 1)
			story = nil;
	}
	
	if (!story)
	{
		[randomDataSource load:TTURLRequestCachePolicyDefault more:YES];
		return;
	}

	if (navController.topViewController != randomController)
	{
		if (![navController.viewControllers containsObject:randomController])
			[navController pushViewController:randomController animated:YES];
		else if ([navController.topViewController isKindOfClass:[StoryViewController class]])
			[(StoryViewController *)(navController.topViewController) setStory:story];
	}
	
	[randomController setStory:story];

	//[[Beacon shared] startSubBeaconWithName:@"shakeForStory" timeSession:NO];
}

- (void)dismissRandomViewController
{
	//[[Beacon shared] endSubBeaconWithName:@"serendipityTime"];
	
	[messageDataSource release];
	messageDataSource = nil;
	
	[randomController release];	
	randomController = nil;
}

- (void)navigationController:(UINavigationController *)navigationController didShowViewController:(UIViewController *)viewController animated:(BOOL)animated
{
	if (![navigationController.viewControllers containsObject:randomController])
	{
		[randomController release];
		randomController = nil;
	}
}

@end