/*

 * 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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA.

 */

#import "SingleSchemeViewController.h"

#import <QuartzCore/QuartzCore.h>

#define LABEL_TAG  12345

#define SLIDER_TAG 54321

#define SWITCH_TAG 67890

@implementation SingleSchemeViewController

@synthesize schemeName, schemeDictionary, basicSettingList, gameModifierArray;

- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation {

    return rotationManager(interfaceOrientation);

}

#pragma mark -

#pragma mark View lifecycle

- (void)viewDidLoad {

    [super viewDidLoad];

    // title, description, image name (+btn)

    NSArray *mods = [[NSArray alloc] initWithContentsOfFile:GAMEMODS_FILE()];

    self.gameModifierArray = mods;

    // title, image name (+icon), default value, max value, min value

    NSArray *basicSettings = [[NSArray alloc] initWithContentsOfFile:BASICFLAGS_FILE()];

    self.basicSettingList = basicSettings;

    self.title = NSLocalizedString(@"Edit scheme preferences",@"");

}

// load from file

- (void)viewWillAppear:(BOOL) animated {

    [super viewWillAppear:animated];

    NSString *schemeFile = [[NSString alloc] initWithFormat:@"%@/%@.plist",SCHEMES_DIRECTORY(),self.schemeName];

    NSMutableDictionary *scheme = [[NSMutableDictionary alloc] initWithContentsOfFile:schemeFile];

    self.schemeDictionary = scheme;

    [self.tableView reloadData];

}

// save to file

- (void)viewWillDisappear:(BOOL) animated {

    [super viewWillDisappear:animated];

    NSString *schemeFile = [[NSString alloc] initWithFormat:@"%@/%@.plist",SCHEMES_DIRECTORY(),self.schemeName];

    [self.schemeDictionary writeToFile:schemeFile atomically:YES];

}

// force a redraw of the game mod section to reposition the slider

- (void)willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)toInterfaceOrientation duration:(NSTimeInterval)duration {

    if (IS_IPAD() == NO)

        return;

    [self.tableView reloadSections:[NSIndexSet indexSetWithIndex:1] withRowAnimation:UITableViewRowAnimationFade];

}

#pragma mark -

#pragma mark editableCellView delegate

// set the new value

- (void)saveTextFieldValue:(NSString *)textString withTag:(NSInteger)tagValue {

    if (tagValue == 0) {

        // delete old file

        [[NSFileManager defaultManager] removeItemAtPath:[NSString stringWithFormat:@"%@/%@.plist",SCHEMES_DIRECTORY(),self.schemeName] error:NULL];

        // update filename

        self.schemeName = textString;

        // save new file

        [self.schemeDictionary writeToFile:[NSString stringWithFormat:@"%@/%@.plist",SCHEMES_DIRECTORY(),self.schemeName] atomically:YES];

    } else {

        [self.schemeDictionary setObject:textString forKey:@"description"];

    }

}

#pragma mark -

#pragma mark Table view data source

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

    return 3;

}

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

    switch (section) {

        case 0:

            return 2;

            break;

        case 1:

            return [[self.schemeDictionary objectForKey:@"basic"] count];

            break;

        case 2:

            return [[self.schemeDictionary objectForKey:@"gamemod"] count];

        default:

            break;

    }

    return 0;

}

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

    static NSString *CellIdentifier0 = @"Cell0";

    static NSString *CellIdentifier1 = @"Cell1";

    static NSString *CellIdentifier2 = @"Cell2";

    UITableViewCell *cell = nil;

    EditableCellView *editableCell = nil;

    NSInteger row = [indexPath row];

    switch ([indexPath section]) {

        case 0: {

            editableCell = (EditableCellView *)[aTableView dequeueReusableCellWithIdentifier:CellIdentifier0];

            if (editableCell == nil) {

                editableCell = [[EditableCellView alloc] initWithStyle:UITableViewCellStyleDefault

                                                        reuseIdentifier:CellIdentifier0];

                editableCell.delegate = self;

            }

            editableCell.tag = row;

            editableCell.selectionStyle = UITableViewCellSelectionStyleNone;

            editableCell.imageView.image = nil;

            editableCell.detailTextLabel.text = nil;

            if (row == 0) {

                editableCell.textField.text = self.schemeName;

                editableCell.textField.font = [UIFont boldSystemFontOfSize:[UIFont labelFontSize]];

            } else {

                editableCell.minimumCharacters = 0;

                editableCell.textField.font = [UIFont systemFontOfSize:[UIFont labelFontSize]];

                editableCell.textField.text = [self.schemeDictionary objectForKey:@"description"];

                editableCell.textField.placeholder = NSLocalizedString(@"You can add a description if you wish",@"");

            }

            cell = editableCell;

            break;

        }

        case 1: {

            cell = [aTableView dequeueReusableCellWithIdentifier:CellIdentifier1];

            NSDictionary *detail = [self.basicSettingList objectAtIndex:row];

            // need to offset this section (see format in CommodityFunctions.m and above)

            if (cell == nil) {

                cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleValue1

                                               reuseIdentifier:CellIdentifier1];

                UISlider *slider = [[UISlider alloc] init];

                [slider addTarget:self action:@selector(sliderChanged:) forControlEvents:UIControlEventValueChanged];

                [cell.contentView addSubview:slider];

                UILabel *label = [[UILabel alloc] initWithFrame:CGRectMake(50, 7, 200, 30)];

                label.tag = LABEL_TAG;

                label.backgroundColor = [UIColor clearColor];

                label.font = [UIFont boldSystemFontOfSize:[UIFont labelFontSize]];

                [cell.contentView addSubview:label];

            }

            UIImage *img = [[UIImage alloc] initWithContentsOfFile:[NSString stringWithFormat:@"%@/icon%@.png",ICONS_DIRECTORY(),

                                                                    [[self.basicSettingList objectAtIndex:row] objectForKey:@"image"]]];

            cell.imageView.image = img;

            UILabel *cellLabel = (UILabel *)[cell.contentView viewWithTag:LABEL_TAG];

            NSString *basicSettingTitleKey = [[self.basicSettingList objectAtIndex:row] objectForKey:@"title"];

            cellLabel.text = NSLocalizedStringFromTable(basicSettingTitleKey, @"Scheme", nil);

            cellLabel.adjustsFontSizeToFitWidth = YES;

            // can't use the viewWithTag method because row is dynamic

            UISlider *cellSlider = nil;

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

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

                    cellSlider = (UISlider *)oneView;

                    break;

                }

            }

            cellSlider.tag = SLIDER_TAG + row;

            cellSlider.maximumValue = [[detail objectForKey:@"max"] floatValue];

            cellSlider.minimumValue = [[detail objectForKey:@"min"] floatValue];

            cellSlider.value = [[[self.schemeDictionary objectForKey:@"basic"] objectAtIndex:row] floatValue];

            // redraw the slider here

            NSInteger hOffset = 260;

            NSInteger vOffset = 12;

            NSInteger sliderLength = 150;

            if (IS_IPAD()) {

                hOffset = 310;

                sliderLength = 230;

                if (IS_ON_PORTRAIT()) {

                    hOffset = 50;

                    vOffset = 40;

                    sliderLength = 285;

                }

            }

            cellSlider.frame = CGRectMake(hOffset, vOffset, sliderLength, 23);

            NSString *prestring = [self localizedValueStringForKey:basicSettingTitleKey andSlider:cellSlider];

            // forced to use this weird format otherwise the label disappears when size of the text is bigger than the original

            while ([prestring length] <= 4)

                prestring = [NSString stringWithFormat:@" %@",prestring];

            cell.detailTextLabel.text = prestring;

            cell.selectionStyle = UITableViewCellSelectionStyleBlue;

            break;

        }

        case 2: {

            cell = [aTableView dequeueReusableCellWithIdentifier:CellIdentifier2];

            if (cell == nil) {

                cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleSubtitle

                                               reuseIdentifier:CellIdentifier2];

                UISwitch *onOff = [[UISwitch alloc] init];

                [onOff addTarget:self action:@selector(toggleSwitch:) forControlEvents:UIControlEventValueChanged];

                cell.accessoryView = onOff;

            }

            UISwitch *switcher = (UISwitch *)cell.accessoryView;

            switcher.tag = SWITCH_TAG + row;

            [switcher setOn:[[[self.schemeDictionary objectForKey:@"gamemod"] objectAtIndex:row] boolValue] animated:NO];

            UIImage *image = [[UIImage alloc] initWithContentsOfFile:[NSString stringWithFormat:@"%@/btn%@.png",ICONS_DIRECTORY(),

                                                                      [[self.gameModifierArray objectAtIndex:row] objectForKey:@"image"]]];

            cell.imageView.image = image;

            cell.imageView.layer.cornerRadius = 6.0f;

            cell.imageView.layer.masksToBounds = YES;

            NSString *gameModTitleKey = [[self.gameModifierArray objectAtIndex:row] objectForKey:@"title"];

            cell.textLabel.text = NSLocalizedStringFromTable(gameModTitleKey, @"Scheme", nil);

            NSString *gameModDescKey = [[self.gameModifierArray objectAtIndex:row] objectForKey:@"description"];

            cell.detailTextLabel.text = NSLocalizedStringFromTable(gameModDescKey, @"Scheme", nil);

            cell.detailTextLabel.adjustsFontSizeToFitWidth = YES;

            cell.detailTextLabel.minimumFontSize = 6;

            cell.selectionStyle = UITableViewCellSelectionStyleNone;

        }

    }

    return cell;

}

- (void)toggleSwitch:(id)sender {

    UISwitch *theSwitch = (UISwitch *)sender;

    NSMutableArray *array = [self.schemeDictionary objectForKey:@"gamemod"];

    [array replaceObjectAtIndex:theSwitch.tag-SWITCH_TAG withObject:[NSNumber numberWithBool:theSwitch.on]];

}

- (void)sliderChanged:(id)sender {

    // the slider that changed is sent as object

    UISlider *theSlider = (UISlider *)sender;

    // create the indexPath of the row of the slider

    NSIndexPath *indexPath = [NSIndexPath indexPathForRow:theSlider.tag-SLIDER_TAG inSection:1];

    // get its cell

    UITableViewCell *cell = [self.tableView cellForRowAtIndexPath:indexPath];

    // grab the associated labels

    UILabel *detailLabel = (UILabel *)cell.detailTextLabel;

    // modify it

    NSString *basicSettingTitleKey = [[self.basicSettingList objectAtIndex:[indexPath row]] objectForKey:@"title"];

    detailLabel.text = [self localizedValueStringForKey:basicSettingTitleKey andSlider:theSlider];

    // save changes in the main array

    NSMutableArray *array = [self.schemeDictionary objectForKey:@"basic"];

    [array replaceObjectAtIndex:theSlider.tag-SLIDER_TAG withObject:[NSNumber numberWithInteger:theSlider.value]];

}

#pragma mark -

#pragma mark Table view delegate

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

    UITableViewCell *cell = [aTableView cellForRowAtIndexPath:indexPath];

    EditableCellView *editableCell = nil;

    UISlider *cellSlider = nil;

    switch ([indexPath section]) {

        case 0:

            editableCell = (EditableCellView *)cell;

            [editableCell replyKeyboard];

            break;

        case 1:

            cellSlider = (UISlider *)[cell.contentView viewWithTag:[indexPath row]+SLIDER_TAG];

            [cellSlider setValue:[[[self.basicSettingList objectAtIndex:[indexPath row]] objectForKey:@"default"] floatValue] animated:YES];

            [self sliderChanged:cellSlider];

            //cell.detailTextLabel.text = [[[self.basicSettingList objectAtIndex:[indexPath row]] objectForKey:@"default"] stringValue];

            break;

        case 2:

            /*sw = (UISwitch *)cell.accessoryView;

            [sw setOn:!sw.on animated:YES];

            [self toggleSwitch:sw];*/

            break;

        default:

            break;

    }

    [aTableView deselectRowAtIndexPath:indexPath animated:YES];

}

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

    NSString *sectionTitle = nil;

    switch (section) {

        case 0:

            sectionTitle = NSLocalizedString(@"Scheme Name", @"");

            break;

        case 1:

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

            break;

        case 2:

            sectionTitle = NSLocalizedString(@"Game Modifiers", @"");

            break;

        default:

            DLog(@"nope");

            break;

    }

    return sectionTitle;

}

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

    if ([indexPath section] == 0)

        return aTableView.rowHeight;

    else if ([indexPath section] == 1)

        return IS_ON_PORTRAIT() ? 72 : aTableView.rowHeight;

    else

        return 56;

}

#pragma mark - Helper methods

- (NSString *)localizedValueStringForKey:(NSString *)keyString andSlider:(UISlider *)slider

{

    NSInteger sliderValue = (NSInteger)slider.value;

    if ([keyString isEqualToString:@"Turn Time"] && sliderValue == 100)

        return @"∞";

    else if ([keyString isEqualToString:@"Water Rise Amount"] && sliderValue == 100)

        return NSLocalizedString(@"Nvr", @"Short for 'Never'");

    else if ([keyString isEqualToString:@"Crate Drop Turns"] && sliderValue == 0)

        return NSLocalizedString(@"Nvr", @"Short for 'Never'");

    else if ([keyString isEqualToString:@"Mines Time"] && sliderValue == -1)

        return NSLocalizedString(@"Rnd", @"Short for 'Random'");

    else if ([keyString isEqualToString:@"World Edge"])

        switch (sliderValue)

        {

            case 0:

                return NSLocalizedString(@"None", nil);

            case 1:

                return NSLocalizedString(@"Wrap", nil);

            case 2:

                return NSLocalizedString(@"Bounce", nil);

            case 3:

                return NSLocalizedString(@"Sea", nil);

            default:

                return @"";

        }

    else

        return [NSString stringWithFormat:@"%ld", (long)sliderValue];

}

#pragma mark -

#pragma mark Memory management

- (void)didReceiveMemoryWarning {

    [super didReceiveMemoryWarning];

    self.basicSettingList = nil;

    self.gameModifierArray = nil;

}

@end