/*

 * Hedgewars-iOS, a Hedgewars port for iOS devices

 * Copyright (c) 2009-2012 Vittorio Giovara <vittorio.giovara@gmail.com>

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; version 2 of the License

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

 */

#import "HogHatViewController.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:@"%@/basehat-hedgehog.png",[[NSBundle mainBundle] resourcePath]];

    UIImage *hogSprite = [[UIImage alloc] initWithContentsOfFile:normalHogFile];

    [normalHogFile release];

    self.normalHogSprite = hogSprite;

    [hogSprite release];

    self.title = NSLocalizedString(@"Change hedgehogs' 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 {

    self.lastIndexPath = nil;

    MSG_MEMCLEAN();

    [super didReceiveMemoryWarning];

}

-(void) viewDidUnload {

    self.lastIndexPath = nil;

    self.normalHogSprite = nil;

    self.teamDictionary = nil;

    self.hatArray = nil;

    MSG_DIDUNLOAD();

    [super viewDidUnload];

}

-(void) dealloc {

    releaseAndNil(hatArray);

    releaseAndNil(teamDictionary);

    releaseAndNil(normalHogSprite);

    releaseAndNil(lastIndexPath);

    [super dealloc];

}

@end