//

//  SettingsViewController.m

//  hwengine

//

//  Created by Vittorio on 08/01/10.

//  Copyright 2010 __MyCompanyName__. All rights reserved.

//

#import "GeneralSettingsViewController.h"

#import "CommodityFunctions.h"

@implementation GeneralSettingsViewController

@synthesize settingsDictionary, textFieldBeingEdited, musicSwitch, soundSwitch, altDamageSwitch;

-(BOOL) shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation) interfaceOrientation {

    return rotationManager(interfaceOrientation);

}

#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) {

        if (textFieldBeingEdited.tag == 0) {

            [self.settingsDictionary setObject:textFieldBeingEdited.text forKey:@"username"];

        } else {

            [self.settingsDictionary setObject:textFieldBeingEdited.text forKey:@"password"];

        }

        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 settings table")

                                                                     style:UIBarButtonItemStylePlain

                                                                    target:self

                                                                    action:@selector(cancel:)];

    self.navigationItem.leftBarButtonItem = cancelButton;

    [cancelButton release];

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

                                                                     style:UIBarButtonItemStyleDone

                                                                    target:self

                                                                    action:@selector(save:)];

    self.navigationItem.rightBarButtonItem = saveButton;

    [saveButton release];

}

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

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

    self.textFieldBeingEdited = nil;

    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];

    self.musicSwitch = [[UISwitch alloc] init];

    self.soundSwitch = [[UISwitch alloc] init];

    self.altDamageSwitch = [[UISwitch alloc] init];

    [self.soundSwitch addTarget:self action:@selector(alsoTurnOffMusic:) forControlEvents:UIControlEventValueChanged];

    [self.musicSwitch addTarget:self action:@selector(dontTurnOnMusic:) forControlEvents:UIControlEventValueChanged];

    [self.altDamageSwitch addTarget:self action:@selector(justUpdateDictionary:) forControlEvents:UIControlEventValueChanged];

    NSMutableDictionary *dictionary = [[NSMutableDictionary alloc] initWithContentsOfFile:SETTINGS_FILE()];

    self.settingsDictionary = dictionary;

    [dictionary release];

}

-(void) viewWillAppear:(BOOL)animated {

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

    isWriteNeeded = NO;

    musicSwitch.on = [[settingsDictionary objectForKey:@"music"] boolValue];

    soundSwitch.on = [[settingsDictionary objectForKey:@"sound"] boolValue];

    altDamageSwitch.on = [[settingsDictionary objectForKey:@"alternate"] boolValue];

    [super viewWillAppear:animated];

}

-(void) viewWillDisappear:(BOOL)animated {

    [super viewWillDisappear:animated];

    if (isWriteNeeded) {

        NSLog(@"writing preferences to file");

        [self.settingsDictionary writeToFile:SETTINGS_FILE() atomically:YES];

        isWriteNeeded = NO;

    }

}

#pragma mark -

// if the sound system is off, turn off also the background music 

-(void) alsoTurnOffMusic:(id) sender {

    [self.settingsDictionary setObject:[NSNumber numberWithBool:soundSwitch.on] forKey:@"sound"];

    if (YES == self.musicSwitch.on) {

        [musicSwitch setOn:NO animated:YES];

        [self.settingsDictionary setObject:[NSNumber numberWithBool:musicSwitch.on] forKey:@"music"];

    }

    isWriteNeeded = YES;

}

// if the sound system is off, don't enable background music 

-(void) dontTurnOnMusic:(id) sender {

    if (NO == self.soundSwitch.on) {

        [musicSwitch setOn:NO animated:YES];

    } else {

        [self.settingsDictionary setObject:[NSNumber numberWithBool:musicSwitch.on] forKey:@"music"];

        isWriteNeeded = YES;

    }

}

-(void) justUpdateDictionary:(id) sender {

    UISwitch *theSwitch = (UISwitch *)sender;

    [self.settingsDictionary setObject:[NSNumber numberWithBool:theSwitch.on] forKey:@"alternate"];

    isWriteNeeded = YES;

}

#pragma mark -

#pragma mark TableView Methods

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

    return 3;

}

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

    switch (section) {

        case kNetworkFields:

            return 2;

            break;

        case kAudioFields:

            return 2;

            break;

        case kOtherFields:

            return 1;

            break;

        default:

            break;

    }

    return 0;

}

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

    static NSString *cellIdentifier = @"systemSettingsCell";

    NSInteger row = [indexPath row];

    NSInteger section = [indexPath section];

    UITableViewCell *cell = [aTableView dequeueReusableCellWithIdentifier:cellIdentifier];

    if (nil == cell) {

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

        if (section == kNetworkFields) {

            UILabel *label = [[UILabel alloc] initWithFrame:CGRectMake(-15, 10, 100, 25)];

            label.textAlignment = UITextAlignmentRight;

            label.backgroundColor = [UIColor clearColor];

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

            if (row == 0) 

                label.text = NSLocalizedString(@"Nickname","from the settings table");

            else 

                label.text = NSLocalizedString(@"Password","from the settings table");

            [cell.contentView addSubview:label];

            [label release];

            UITextField *aTextField = [[UITextField alloc] initWithFrame:

                                       CGRectMake(110, 12, (cell.frame.size.width + cell.frame.size.width/3) - 90, 25)];

            aTextField.clearsOnBeginEditing = NO;

            aTextField.returnKeyType = UIReturnKeyDone;

            aTextField.adjustsFontSizeToFitWidth = YES;

            aTextField.delegate = self;

            aTextField.tag = row;

            aTextField.clearButtonMode = UITextFieldViewModeWhileEditing;

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

            [cell.contentView addSubview:aTextField];

            [aTextField release];

        }

    }

    cell.accessoryType = UITableViewCellAccessoryNone;

    cell.selectionStyle = UITableViewCellSelectionStyleNone;

    cell.imageView.image = nil;

    UITextField *aTextField;

    switch (section) {

        case kNetworkFields:

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

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

                    aTextField = (UITextField *)oneView;

            switch (row) {

                case 0:                    

                    aTextField.placeholder = NSLocalizedString(@"Insert your username (if you have one)",@"");

                    aTextField.text = [self.settingsDictionary objectForKey:@"username"];

                    break;

                case 1:                    

                    aTextField.placeholder = NSLocalizedString(@"Insert your password",@"");

                    aTextField.text = [self.settingsDictionary objectForKey:@"password"];

                    aTextField.secureTextEntry = YES;

                    break;

                default:

                    break;

            }

            break;

        case kAudioFields:

            switch (row) {

                case 0:

                    cell.textLabel.text = NSLocalizedString(@"Sound", @"");

                    cell.accessoryView = soundSwitch;

                    break;

                case 1:

                    cell.textLabel.text = NSLocalizedString(@"Music", @"");

                    cell.accessoryView = musicSwitch;

                    break;

                default:

                    break;

            }

            break;

        case kOtherFields:

            cell.selectionStyle = UITableViewCellSelectionStyleNone;

            cell.textLabel.text = NSLocalizedString(@"Alternate Damage", @"");

            cell.accessoryView = altDamageSwitch;

            break;

        default:

            break;

    }

    return cell;

}

-(NSString *)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section {

    NSString *sectionTitle = nil;

    switch (section) {

        case kNetworkFields:

            sectionTitle = NSLocalizedString(@"Network Configuration", @"");

            break;

        case kAudioFields:

            sectionTitle = NSLocalizedString(@"Audio Preferences", @"");

            break;

        case kOtherFields:

            sectionTitle = NSLocalizedString(@"Other Settings", @"");

            break;

        default:

            NSLog(@"Nope");

            break;

    }

    return sectionTitle;

}

/*

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

    UIView *containerView = [[[UIView alloc] initWithFrame:CGRectMake(0, 0, 300, 50)] autorelease];

    UILabel *headerLabel = [[[UILabel alloc] initWithFrame:CGRectMake(10, 20, 300, 40)] autorelease];

    headerLabel.textColor = [UIColor lightGrayColor];

    headerLabel.shadowColor = [UIColor blackColor];

    headerLabel.shadowOffset = CGSizeMake(0, 1);

    headerLabel.font = [UIFont boldSystemFontOfSize:20];

    headerLabel.backgroundColor = [UIColor clearColor];

    switch (section) {

        case kNetworkFields:

            headerLabel.text = NSLocalizedString(@"Network Configuration", @"");

            break;

        case kAudioFields:

            headerLabel.text = NSLocalizedString(@"Audio Preferences", @"");

            break;

        case kOtherFields:

            headerLabel.text = NSLocalizedString(@"Other Settings", @"");

            break;

        default:

            NSLog(@"Warning: unset case value in titleForHeaderInSection!");

            headerLabel.text = @"!";

            break;

    }

    [containerView addSubview:headerLabel];

    return containerView;

}

-(CGFloat) tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {

    if (kAudioFields == [indexPath section] && 2 == [indexPath row])

        return volumeCell.frame.size.height;

    else

        return table.rowHeight;

}

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

    return 57.0;

}

*/

/*

 causes segfault if pressing twice cancel

#pragma mark -

#pragma mark Table view delegate

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

    UITableViewCell *cell;

    if (kNetworkFields == [indexPath section]) {

        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];

    }

}

*/

#pragma mark -

#pragma mark Memory management

-(void) didReceiveMemoryWarning {

    [super didReceiveMemoryWarning];

}

-(void) viewDidUnload {

    self.settingsDictionary = nil;

    self.textFieldBeingEdited = nil;

    self.musicSwitch = nil;

    self.soundSwitch = nil;

    self.altDamageSwitch = nil;

    [super viewDidUnload];

    MSG_DIDUNLOAD();

}

-(void) dealloc {

    [settingsDictionary release];

    [textFieldBeingEdited release];

    [musicSwitch release];

    [soundSwitch release];

    [altDamageSwitch release];

    [super dealloc];

}

@end