#import "HogHatViewController.h"

#import "CommodityFunctions.h"

#import "UIImageExtra.h"

@implementation HogHatViewController

@synthesize teamDictionary, hatArray, normalHogSprite, lastIndexPath, selectedHog;

-(BOOL) shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation) interfaceOrientation {

    return rotationManager(interfaceOrientation);

}

#pragma mark -

#pragma mark View lifecycle

- (void)viewDidLoad {

    [super viewDidLoad];

    // load all the hat file names and store them into hatArray

    NSString *hatsDirectory = HATS_DIRECTORY();

    NSArray *array = [[NSFileManager defaultManager] contentsOfDirectoryAtPath:hatsDirectory error:NULL];

    self.hatArray = array;

    // load the base hog image, drawing will occure in cellForRow...

    NSString *normalHogFile = [[NSString alloc] initWithFormat:@"%@/Hedgehog.png",GRAPHICS_DIRECTORY()];

    UIImage *hogSprite = [[UIImage alloc] initWithContentsOfFile:normalHogFile andCutAt:CGRectMake(96, 0, 32, 32)];

    [normalHogFile release];

    self.normalHogSprite = hogSprite;

    [hogSprite release];

    self.title = NSLocalizedString(@"Change hedgehog's hat",@"");

}

- (void)viewWillAppear:(BOOL)animated {

    [super viewWillAppear:animated];

    // this updates the hog name and its hat

    [self.tableView reloadData];

    // this moves the tableview to the top

    [self.tableView setContentOffset:CGPointMake(0,0) animated:NO];

}

#pragma mark -

#pragma mark Table view data source

-(NSInteger) numberOfSectionsInTableView:(UITableView *)tableView {

    return 1;

}

-(NSInteger) tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {

    return [self.hatArray count];

}

// Customize the appearance of table view cells.

- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {

    static NSString *CellIdentifier = @"Cell";

    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier];

    if (cell == nil)

        cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier] autorelease];

    NSDictionary *hog = [[self.teamDictionary objectForKey:@"hedgehogs"] objectAtIndex:selectedHog];

    NSString *hat = [hatArray objectAtIndex:[indexPath row]];

    cell.textLabel.text = [hat stringByDeletingPathExtension];

    NSString *hatFile = [[NSString alloc] initWithFormat:@"%@/%@", HATS_DIRECTORY(), hat];

    UIImage *hatSprite = [[UIImage alloc] initWithContentsOfFile: hatFile andCutAt:CGRectMake(0, 0, 32, 32)];

    [hatFile release];

    cell.imageView.image = [self.normalHogSprite mergeWith:hatSprite atPoint:CGPointMake(0, -5)];

    [hatSprite release];

    if ([hat isEqualToString:[hog objectForKey:@"hat"]]) {

        cell.accessoryType = UITableViewCellAccessoryCheckmark;

        self.lastIndexPath = indexPath;

    } else {

        cell.accessoryType = UITableViewCellAccessoryNone;

    }

    return cell;

}

#pragma mark -

#pragma mark Table view delegate

- (void)tableView:(UITableView *)aTableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {

    int newRow = [indexPath row];

    int oldRow = (lastIndexPath != nil) ? [lastIndexPath row] : -1;

    if (newRow != oldRow) {

        // if the two selected rows differ update data on the hog dictionary and reload table content

        // TODO: maybe this section could be cleaned up

        NSDictionary *oldHog = [[teamDictionary objectForKey:@"hedgehogs"] objectAtIndex:selectedHog];

        NSMutableDictionary *newHog = [[NSMutableDictionary alloc] initWithDictionary: oldHog];

        [newHog setObject:[[hatArray objectAtIndex:newRow] stringByDeletingPathExtension] forKey:@"hat"];

        [[teamDictionary objectForKey:@"hedgehogs"] replaceObjectAtIndex:selectedHog withObject:newHog];

        [newHog release];

        // tell our boss to write this new stuff on disk

        [[NSNotificationCenter defaultCenter] postNotificationName:@"setWriteNeedTeams" object:nil];

        UITableViewCell *newCell = [aTableView cellForRowAtIndexPath:indexPath];

        newCell.accessoryType = UITableViewCellAccessoryCheckmark;

        UITableViewCell *oldCell = [aTableView cellForRowAtIndexPath:lastIndexPath];

        oldCell.accessoryType = UITableViewCellAccessoryNone;

        self.lastIndexPath = indexPath;

        [aTableView selectRowAtIndexPath:indexPath animated:YES scrollPosition:UITableViewScrollPositionNone];

    }

    [aTableView deselectRowAtIndexPath:indexPath animated:YES];

    [self.navigationController popViewControllerAnimated:YES];

}

#pragma mark -

#pragma mark Memory management

- (void)didReceiveMemoryWarning {

    // Releases the view if it doesn't have a superview.

    [super didReceiveMemoryWarning];

    // Relinquish ownership any cached data, images, etc that aren't in use.

}

- (void)viewDidUnload {

    self.lastIndexPath = nil;

    self.normalHogSprite = nil;

    self.teamDictionary = nil;

    self.hatArray = nil;

    MSG_DIDUNLOAD();

    [super viewDidUnload];

}

- (void)dealloc {

    [hatArray release];

    [teamDictionary release];

    [normalHogSprite release];

    [lastIndexPath release];

    [super dealloc];

}

@end