//

//  SingleTeamViewController.m

//  HedgewarsMobile

//

//  Created by Vittorio on 02/04/10.

//  Copyright 2010 __MyCompanyName__. All rights reserved.

//

#import "SingleTeamViewController.h"

#import "HogHatViewController.h"

#import "FlagsViewController.h"

#import "FortsViewController.h"

#import "CommodityFunctions.h"

#define TEAMNAME_TAG 1234

@implementation SingleTeamViewController

@synthesize teamDictionary, hatArray, secondaryItems, secondaryControllers, textFieldBeingEdited, teamName;

-(BOOL) shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation {

    return (interfaceOrientation == UIInterfaceOrientationLandscapeRight);

}

#pragma mark -

#pragma mark textfield methods

// return to previous table

-(void) cancel:(id) sender {

    if (textFieldBeingEdited != nil)

        [self.textFieldBeingEdited resignFirstResponder];

}

// set the new value

-(BOOL) save:(id) sender {

    if (textFieldBeingEdited != nil) {

            NSLog(@"%@", textFieldBeingEdited.text);

            [self.teamDictionary setObject:textFieldBeingEdited.text forKey:@"teamname"];

        } else {

            //replace the old value with the new one

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

            [newHog setObject:textFieldBeingEdited.text forKey:@"hogname"];

            [newHog release];

        }

        isWriteNeeded = YES;

        [self.textFieldBeingEdited resignFirstResponder];

        return YES;

    }

    return NO;

}

// the textfield is being modified, update the navigation controller

-(void) textFieldDidBeginEditing:(UITextField *)aTextField{   

    self.textFieldBeingEdited = aTextField;

    UIBarButtonItem *cancelButton = [[UIBarButtonItem alloc] initWithTitle:NSLocalizedString(@"Cancel",@"from the hog name table")

                                                                     style:UIBarButtonItemStylePlain

                                                                    target:self

                                                                    action:@selector(cancel:)];

    self.navigationItem.leftBarButtonItem = cancelButton;

    [cancelButton release];

    UIBarButtonItem *saveButton = [[UIBarButtonItem alloc] initWithTitle:NSLocalizedString(@"Save",@"from the hog name table")

                                                                     style:UIBarButtonItemStyleDone

                                                                    target:self

                                                                    action:@selector(save:)];

    self.navigationItem.rightBarButtonItem = saveButton;

    [saveButton release];

}

// we save every time a textfield is edited, so we don't risk to update only the hogs or only the temname 

-(BOOL) textFieldShouldEndEditing:(UITextField *)aTextField {

    return [self save:nil];

}

// the textfield has been modified, check for empty strings and restore original navigation bar

-(void) textFieldDidEndEditing:(UITextField *)aTextField{

    if ([textFieldBeingEdited.text length] == 0) 

        textFieldBeingEdited.text = [NSString stringWithFormat:@"hedgehog %d",textFieldBeingEdited.tag];

    self.navigationItem.rightBarButtonItem = self.navigationItem.backBarButtonItem;

    self.navigationItem.leftBarButtonItem = nil;

}

// limit the size of the field to 64 characters like in original frontend

-(BOOL) textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string {

    int limit = 64;

    return !([textField.text length] > limit && [string length] > range.length);

}

#pragma mark -

#pragma mark View lifecycle

- (void)viewDidLoad {

    [super viewDidLoad];

    // labels for the entries

    NSMutableArray *array = [[NSMutableArray alloc] initWithObjects:

                             NSLocalizedString(@"Grave",@""),

                             NSLocalizedString(@"Voice",@""),

                             NSLocalizedString(@"Fort",@""),

                             NSLocalizedString(@"Flag",@""),

                             NSLocalizedString(@"Level",@""),nil];

    self.secondaryItems = array;

    [array release];

    // insert controllers here

    NSMutableArray *controllersArray = [[NSMutableArray alloc] initWithCapacity:[secondaryItems count]];

    FlagsViewController *flagsViewController = [[FlagsViewController alloc] initWithStyle:UITableViewStyleGrouped];

    [controllersArray addObject:flagsViewController];

    [flagsViewController release];

    FortsViewController *fortsViewController = [[FortsViewController alloc] initWithStyle:UITableViewStyleGrouped];

    [controllersArray addObject:fortsViewController];

    [fortsViewController release];

    self.secondaryControllers = controllersArray;

    [controllersArray release];

    // listen if any childController modifies the plist and write it if needed

    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(setWriteNeeded) name:@"setWriteNeedTeams" object:nil];

    isWriteNeeded = NO;

}

- (void)viewWillAppear:(BOOL)animated {

    [super viewWillAppear:animated];

    // load data about the team and write if there has been a change

    if (isWriteNeeded) 

        [self writeFile];

    NSString *teamFile = [[NSString alloc] initWithFormat:@"%@/%@.plist",TEAMS_DIRECTORY(),self.title];

	NSMutableDictionary *teamDict = [[NSMutableDictionary alloc] initWithContentsOfFile:teamFile];

    self.teamDictionary = teamDict;

    [teamDict release];

	[teamFile release];

    self.teamName = self.title;

    // load the images of the hat for aach hog

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

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

    [normalHogFile release];

    CGRect hogSpriteArea = CGRectMake(96, 0, 32, 32);

    CGImageRef cgImg = CGImageCreateWithImageInRect([normalHogImage CGImage], hogSpriteArea);

    [normalHogImage release];

    UIImage *normalHogSprite = [[UIImage alloc] initWithCGImage:cgImg];

    CGImageRelease(cgImg);

    NSArray *hogArray = [self.teamDictionary objectForKey:@"hedgehogs"];

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

    for (NSDictionary *hog in hogArray) {

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

        UIImage *image = [[UIImage alloc] initWithContentsOfFile: hatFile];

        [hatFile release];

        CGRect firstSpriteArea = CGRectMake(0, 0, 32, 32);

        CGImageRef cgImgage = CGImageCreateWithImageInRect([image CGImage], firstSpriteArea);

        [image release];

        UIImage *hatSprite = [[UIImage alloc] initWithCGImage:cgImgage];

        CGImageRelease(cgImgage);

        [array addObject:mergeTwoImages(normalHogSprite, hatSprite)];

        [hatSprite release];

    }

    [normalHogSprite release];

    self.hatArray = array;

    [array release];

    [self.tableView reloadData];

}

// write on file if there has been a change

-(void) viewWillDisappear:(BOOL)animated {

	[super viewWillDisappear:animated];

    if (isWriteNeeded) 

        [self writeFile];        

}

// needed by other classes to warn about a user change

-(void) setWriteNeeded {

    isWriteNeeded = YES;

}

-(void) writeFile {

    NSString *teamFile = [[NSString alloc] initWithFormat:@"%@/%@.plist",TEAMS_DIRECTORY(),self.title];

    NSString *newTeamName = [self.teamDictionary objectForKey:@"teamname"];

    if (![newTeamName isEqualToString:self.teamName]) {

        //delete old

        [[NSFileManager defaultManager] removeItemAtPath:teamFile error:NULL];

        [teamFile release];

        self.title = newTeamName;

        self.teamName = newTeamName;

        teamFile = [[NSString alloc] initWithFormat:@"%@/%@.plist",TEAMS_DIRECTORY(),newTeamName];

    }

    [self.teamDictionary writeToFile:teamFile atomically:YES];

    NSLog(@"writing: %@",teamDictionary);

    isWriteNeeded = NO;

	[teamFile release];

}

#pragma mark -

#pragma mark Table view data source

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

    return 3;

}

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

    NSInteger rows = 0;

    switch (section) {

        case 0: // team name

            rows = 1;

            break;

        case 1: // team members

            rows = MAX_HOGS;

            break;

        case 2: // team details

            rows = [self.secondaryItems count];

            break;

        default:

            break;

    }

    return rows;

}

-(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];

        if ([indexPath section] != 2) {

            // create a uitextfield for each row, expand it to take the maximum size

            UITextField *aTextField;

            if ([indexPath section] == 1) {

                aTextField = [[UITextField alloc] 

                              initWithFrame:CGRectMake(42, 12, (cell.frame.size.width + cell.frame.size.width/3) - 42, 25)];

            } else {

                aTextField = [[UITextField alloc] 

                              initWithFrame:CGRectMake(5, 12, (cell.frame.size.width + cell.frame.size.width/3) - 42, 25)];

            }

            aTextField.clearsOnBeginEditing = NO;

            aTextField.returnKeyType = UIReturnKeyDone;

            aTextField.adjustsFontSizeToFitWidth = YES;

            aTextField.delegate = self;

            aTextField.font = [UIFont boldSystemFontOfSize:[UIFont systemFontSize] + 2];

            aTextField.clearButtonMode = UITextFieldViewModeWhileEditing;

            [aTextField addTarget:self action:@selector(save:) forControlEvents:UIControlEventEditingDidEndOnExit];

            [cell.contentView addSubview:aTextField];

            [aTextField release];

        }

    }

    NSArray *hogArray;

    NSInteger row = [indexPath row];

    switch ([indexPath section]) {

        case 0:

            cell.imageView.image = nil;

            cell.accessoryType = UITableViewCellAccessoryNone;

            for (UIView *oneView in cell.contentView.subviews) {

                if ([oneView isMemberOfClass:[UITextField class]]) {

                    // we find the uitextfied and we'll use its tag to understand which one is being edited

                    UITextField *textFieldFound = (UITextField *)oneView;

                    textFieldFound.text = [self.teamDictionary objectForKey:@"teamname"];

                    textFieldFound.tag = TEAMNAME_TAG;

                }

            }            

            break;

        case 1:

            hogArray = [self.teamDictionary objectForKey:@"hedgehogs"];

            cell.imageView.image = [self.hatArray objectAtIndex:row];

            for (UIView *oneView in cell.contentView.subviews) {

                if ([oneView isMemberOfClass:[UITextField class]]) {

                    // we find the uitextfied and we'll use its tag to understand which one is being edited

                    UITextField *textFieldFound = (UITextField *)oneView;

                    textFieldFound.text = [[hogArray objectAtIndex:row] objectForKey:@"hogname"];

                }

            }

            cell.accessoryType = UITableViewCellAccessoryDetailDisclosureButton;

            break;

        case 2:

            cell.textLabel.text = [self.secondaryItems objectAtIndex:row];

            cell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;

            switch (row) {

                case 3: // flags

                    cell.imageView.image = [UIImage imageWithContentsOfFile:[NSString stringWithFormat:@"%@/%@.png",

                                                                             FLAGS_DIRECTORY(),[teamDictionary objectForKey:@"flag"]]];

                    break;

                default:

                    cell.imageView.image = nil;

                    break;

            }

            break;

        default:

            break;

    }

    return cell;

}

#pragma mark -

#pragma mark Table view delegate

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

    NSInteger row = [indexPath row];

    UITableViewController *nextController;

    UITableViewCell *cell;

    switch ([indexPath section]) {

        case 2:

            //TODO: this part should be rewrittend with lazy loading instead of an array of controllers

            nextController = [secondaryControllers objectAtIndex:row%2 ];              //TODO: fix the objectAtIndex

            nextController.title = [secondaryItems objectAtIndex:row];

            [nextController setTeamDictionary:teamDictionary];

            [self.navigationController pushViewController:nextController animated:YES];

            break;            

        default:

            cell = [aTableView cellForRowAtIndexPath:indexPath];

            for (UIView *oneView in cell.contentView.subviews) {

                if ([oneView isMemberOfClass:[UITextField class]]) {

                    textFieldBeingEdited = (UITextField *)oneView;

                    [textFieldBeingEdited becomeFirstResponder];

                }

            }

            [aTableView deselectRowAtIndexPath:indexPath animated:NO];

            break;

    }

}

// action to perform when you want to change a hog hat

-(void)tableView:(UITableView *)tableView accessoryButtonTappedForRowWithIndexPath:(NSIndexPath *)indexPath {

    if (nil == hogChildController) {

        hogChildController = [[HogHatViewController alloc] initWithStyle:UITableViewStyleGrouped];

    }

    // cache the dictionary file of the team, so that other controllers can modify it

    hogChildController.teamDictionary = self.teamDictionary;

    hogChildController.selectedHog = [indexPath row];

    [self.navigationController pushViewController:hogChildController animated: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.teamDictionary = nil;

    self.textFieldBeingEdited = nil;

    self.teamName = nil;

    self.hatArray = nil;

    self.secondaryItems = nil;

    self.secondaryControllers = nil;

    hogChildController = nil;

    [super viewDidUnload];

}

-(void) dealloc {

    [teamDictionary release];

    [textFieldBeingEdited release];

    [teamName release];

    [hatArray release];

    [secondaryItems release];

    [secondaryControllers release];

    [hogChildController release];

    [super dealloc];

}

@end