/*

 * Hedgewars-iOS, a Hedgewars port for iOS devices

 * Copyright (c) 2009-2011 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.

 *

 * File created on 20/04/2010.

 */

#import "TeamConfigViewController.h"

#import "SquareButtonView.h"

@implementation TeamConfigViewController

@synthesize listOfTeams, listOfSelectedTeams, cachedContentsOfDir;

#pragma mark -

#pragma mark View lifecycle

-(void) viewDidLoad {

    [super viewDidLoad];

    CGSize screenSize = [[UIScreen mainScreen] bounds].size;

    self.view.frame = CGRectMake(0, 0, screenSize.height, screenSize.width - 44);

    if ([self.tableView respondsToSelector:@selector(setBackgroundView:)]) {

        if (IS_IPAD())

            [self.tableView setBackgroundView:nil];

        else {

            UIImage *backgroundImage = [[UIImage alloc] initWithContentsOfFile:@"background~iphone.png"];

            UIImageView *background = [[UIImageView alloc] initWithImage:backgroundImage];

            [backgroundImage release];

            [self.tableView setBackgroundView:background];

            [background release];

        }

    } else

        self.view.backgroundColor = [UIColor blackColor];

    self.tableView.separatorColor = [UIColor darkYellowColor];

    self.tableView.separatorStyle = UITableViewCellSeparatorStyleNone;

}

-(void) viewWillAppear:(BOOL)animated {

    [super viewWillAppear:animated];

    NSArray *contentsOfDir = [[NSFileManager defaultManager] contentsOfDirectoryAtPath:TEAMS_DIRECTORY() error:NULL];

    // avoid overwriting selected teams when returning on this view

    if ([self.cachedContentsOfDir isEqualToArray:contentsOfDir] == NO) {

        NSArray *colors = [HWUtils teamColors];

        NSMutableArray *array = [[NSMutableArray alloc] initWithCapacity:[contentsOfDir count]];

        for (int i = 0; i < [contentsOfDir count]; i++) {

            NSMutableDictionary *dict = [[NSMutableDictionary alloc] initWithObjectsAndKeys:

                                         [contentsOfDir objectAtIndex:i],@"team",

                                         [NSNumber numberWithInt:4],@"number",

                                         [colors objectAtIndex:i%[colors count]],@"color",nil];

            [array addObject:dict];

            [dict release];

        }

        self.listOfTeams = array;

        [array release];

        NSMutableArray *emptyArray = [[NSMutableArray alloc] initWithObjects:nil];

        self.listOfSelectedTeams = emptyArray;

        [emptyArray release];

        selectedTeamsCount = [self.listOfSelectedTeams count];

        allTeamsCount = [self.listOfTeams count];

        NSArray *contents = [[NSArray alloc] initWithArray:contentsOfDir copyItems:YES];

        self.cachedContentsOfDir = contents;

        [contents release];

    }

    [self.tableView reloadData];

}

-(BOOL) shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation {

    return rotationManager(interfaceOrientation);

}

-(NSInteger) filterNumberOfHogs:(NSInteger) hogs {

    NSInteger numberOfHogs;

    if (hogs <= HW_getMaxNumberOfHogs() && hogs >= 1)

        numberOfHogs = hogs;

    else {

        if (hogs > HW_getMaxNumberOfHogs())

            numberOfHogs = 1;

        else

            numberOfHogs = HW_getMaxNumberOfHogs();

    }

    return numberOfHogs;

}

-(UIImage *)drawHogsRepeated:(NSInteger) manyTimes {

    NSString *imgString = [[NSString alloc] initWithFormat:@"%@/hedgehog.png",[[NSBundle mainBundle] resourcePath]];

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

    [imgString release];

    CGFloat screenScale = [[UIScreen mainScreen] scale];

    int w = hogSprite.size.width * screenScale;

    int h = hogSprite.size.height * screenScale;

    CGColorSpaceRef colorSpace = CGColorSpaceCreateDeviceRGB();

    CGContextRef context = CGBitmapContextCreate(NULL, w * 3, h, 8, 4 * w * 3, colorSpace, kCGImageAlphaPremultipliedFirst);

    // draw the two images in the current context

    for (int i = 0; i < manyTimes; i++)

        CGContextDrawImage(context, CGRectMake(i*8*screenScale, 0, w, h), [hogSprite CGImage]);

    [hogSprite release];

    // Create bitmap image info from pixel data in current context

    CGImageRef imageRef = CGBitmapContextCreateImage(context);

    // Create a new UIImage object

    UIImage *resultImage = [UIImage imageWithCGImage:imageRef scale:screenScale orientation:UIImageOrientationUp];

    // Release colorspace, context and bitmap information

    CGColorSpaceRelease(colorSpace);

    CGContextRelease(context);

    CFRelease(imageRef);

    return resultImage;

}

#pragma mark -

#pragma mark Table view data source

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

    return 2;

}

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

    if (section == 0)

        return selectedTeamsCount;

    else

        return allTeamsCount;

}

// Customize the appearance of table view cells.

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

    static NSString *CellIdentifier0 = @"Cell0";

    static NSString *CellIdentifier1 = @"Cell1";

    NSInteger section = [indexPath section];

    UITableViewCell *cell;

    if (section == 0) {

        cell = [aTableView dequeueReusableCellWithIdentifier:CellIdentifier0];

        if (cell == nil) {

            cell = [[[HoldTableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier0] autorelease];

            SquareButtonView *squareButton = [[SquareButtonView alloc] initWithFrame:CGRectMake(0, 0, 36, 36)];

            cell.accessoryView = squareButton;

            [squareButton release];

        }

        NSMutableDictionary *selectedRow = [listOfSelectedTeams objectAtIndex:[indexPath row]];

        cell.textLabel.text = [[selectedRow objectForKey:@"team"] stringByDeletingPathExtension];

        cell.textLabel.backgroundColor = [UIColor clearColor];

        SquareButtonView *squareButton = (SquareButtonView *)cell.accessoryView;

        [squareButton selectColor:[[selectedRow objectForKey:@"color"] intValue]];

        NSNumber *hogNumber = [selectedRow objectForKey:@"number"];

        [squareButton setTitle:[hogNumber stringValue] forState:UIControlStateNormal];

        squareButton.ownerDictionary = selectedRow;

        cell.imageView.image = [self drawHogsRepeated:[hogNumber intValue]];

        ((HoldTableViewCell *)cell).delegate = self;

    } else {

        cell = [aTableView dequeueReusableCellWithIdentifier:CellIdentifier1];

        if (cell == nil)

            cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier1] autorelease];

        cell.textLabel.text = [[[listOfTeams objectAtIndex:[indexPath row]] objectForKey:@"team"] stringByDeletingPathExtension];

        cell.textLabel.backgroundColor = [UIColor clearColor];

        NSString *teamPath = [NSString stringWithFormat:@"%@/%@.plist",TEAMS_DIRECTORY(),cell.textLabel.text];

        NSDictionary *firstHog = [[[NSDictionary dictionaryWithContentsOfFile:teamPath] objectForKey:@"hedgehogs"] objectAtIndex:0];

        if ([[firstHog objectForKey:@"level"] intValue] != 0) {

            NSString *imgString = [[NSString alloc] initWithFormat:@"%@/robotBadge.png",[[NSBundle mainBundle] resourcePath]];

            UIImage *sprite = [[UIImage alloc] initWithContentsOfFile:imgString];

            [imgString release];

            UIImageView *spriteView = [[UIImageView alloc] initWithImage:sprite];

            [sprite release];

            cell.accessoryView = spriteView;

            [spriteView release];

        } else

            cell.accessoryView = nil;

    }

    cell.textLabel.textColor = [UIColor lightYellowColor];

    cell.backgroundColor = [UIColor blackColorTransparent];

    cell.selectionStyle = UITableViewCellSelectionStyleNone;

    return cell;

}

-(CGFloat) tableView:(UITableView *)tableView heightForHeaderInSection:(NSInteger)section {

    return 40.0;

}

-(UIView *)tableView:(UITableView *)tableView viewForHeaderInSection:(NSInteger)section {

    CGRect frame = CGRectMake(0, 0, self.view.frame.size.width * 80/100, 30);

    NSString *text = (section == 0) ? NSLocalizedString(@"Playing Teams",@"") : NSLocalizedString(@"Available Teams",@"");

    UILabel *theLabel = [[UILabel alloc] initWithFrame:frame andTitle:text];

    theLabel.center = CGPointMake(self.view.frame.size.width/2, 20);

    UIView *theView = [[[UIView alloc] init] autorelease];

    [theView addSubview:theLabel];

    [theLabel release];

    return theView;

}

-(CGFloat) tableView:(UITableView *)tableView heightForFooterInSection:(NSInteger)section {

    return IS_IPAD() ? 40 : 20;

}

-(UIView *)tableView:(UITableView *)tableView viewForFooterInSection:(NSInteger) section {

    NSInteger height = IS_IPAD() ? 40 : 20;

    UIView *footer = [[UIView alloc] initWithFrame:CGRectMake(0, 0, self.tableView.frame.size.width, height)];

    footer.backgroundColor = [UIColor clearColor];

    UILabel *label = [[UILabel alloc] initWithFrame:CGRectMake(0, 0, self.tableView.frame.size.width*80/100, height)];

    label.center = CGPointMake(self.tableView.frame.size.width/2, height/2);

    label.textAlignment = UITextAlignmentCenter;

    label.font = [UIFont italicSystemFontOfSize:12];

    label.textColor = [UIColor whiteColor];

    label.numberOfLines = 2;

    if (section == 0)

        label.text = NSLocalizedString(@"Tap to add hogs or change color, touch and hold to remove a team.",@"");

    else

        label.text = NSLocalizedString(@"The robot badge indicates an AI-controlled team.",@"");

    label.backgroundColor = [UIColor clearColor];

    [footer addSubview:label];

    [label release];

    return [footer autorelease];

}

#pragma mark -

#pragma mark Table view delegate

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

    NSInteger row = [indexPath row];

    NSInteger section = [indexPath section];

    if (section == 1 && [self.listOfTeams count] > row) {

        [self.listOfSelectedTeams addObject:[self.listOfTeams objectAtIndex:row]];

        [self.listOfTeams removeObjectAtIndex:row];

        NSIndexPath *newIndexPath = [NSIndexPath indexPathForRow:selectedTeamsCount inSection:0];

        allTeamsCount--;

        selectedTeamsCount++;

        [aTableView beginUpdates];

        [aTableView insertRowsAtIndexPaths:[NSArray arrayWithObject:newIndexPath] withRowAnimation:UITableViewRowAnimationRight];

        [aTableView deleteRowsAtIndexPaths:[NSArray arrayWithObject:indexPath] withRowAnimation:UITableViewRowAnimationRight];

        [aTableView endUpdates];

    }

    if (section == 0 && [self.listOfSelectedTeams count] > row) {

        NSMutableDictionary *selectedRow = [self.listOfSelectedTeams objectAtIndex:row];

        UITableViewCell *cell = [aTableView cellForRowAtIndexPath:indexPath];

        SquareButtonView *squareButton = (SquareButtonView *)cell.accessoryView;

        NSInteger increaseNumber = [[selectedRow objectForKey:@"number"] intValue] + 1;

        NSNumber *newNumber = [NSNumber numberWithInt:[self filterNumberOfHogs:increaseNumber]];

        [squareButton setTitle:[newNumber stringValue] forState:UIControlStateNormal];

        [selectedRow setObject:newNumber forKey:@"number"];

        cell.imageView.image = [self drawHogsRepeated:[newNumber intValue]];

    }

}

-(void) holdAction:(NSString *)content {

    NSInteger row;

    for (row = 0; row < [self.listOfSelectedTeams count]; row++) {

        NSDictionary *dict = [self.listOfSelectedTeams objectAtIndex:row];

        if ([content isEqualToString:[[dict objectForKey:@"team"] stringByDeletingPathExtension]])

            break;

    }

    [self.listOfTeams addObject:[self.listOfSelectedTeams objectAtIndex:row]];

    [self.listOfSelectedTeams removeObjectAtIndex:row];

    [self.tableView beginUpdates];

    [self.tableView deleteRowsAtIndexPaths:[NSArray arrayWithObject:[NSIndexPath indexPathForRow:row inSection:0]] withRowAnimation:UITableViewRowAnimationLeft];

    [self.tableView insertRowsAtIndexPaths:[NSArray arrayWithObject:[NSIndexPath indexPathForRow:allTeamsCount inSection:1]] withRowAnimation:UITableViewRowAnimationLeft];

    allTeamsCount++;

    selectedTeamsCount--;

    [self.tableView endUpdates];

}

#pragma mark -

#pragma mark Memory management

-(void) didReceiveMemoryWarning {

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

    self.cachedContentsOfDir = nil;

    MSG_MEMCLEAN();

    [super didReceiveMemoryWarning];

}

-(void) viewDidUnload {

    self.listOfTeams = nil;

    self.listOfSelectedTeams = nil;

    self.cachedContentsOfDir = nil;

    MSG_DIDUNLOAD();

    [super viewDidUnload];

}

-(void) dealloc {

    releaseAndNil(listOfTeams);

    releaseAndNil(listOfSelectedTeams);

    releaseAndNil(cachedContentsOfDir);

    [super dealloc];

}

@end