/*

 * Hedgewars-iOS, a Hedgewars port for iOS devices

 * Copyright (c) 2009-2010 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 22/09/2010.

 */

#import "SavedGamesViewController.h"

#import "SDL_uikitappdelegate.h"

#import "CommodityFunctions.h"

@implementation SavedGamesViewController

@synthesize tableView, listOfSavegames;

-(BOOL) shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation) interfaceOrientation {

    return rotationManager(interfaceOrientation);

}

-(void) updateTable {

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

    NSMutableArray *array = [[NSMutableArray alloc] initWithArray:contentsOfDir copyItems:YES];

    self.listOfSavegames = array;

    [array release];

    [self.tableView reloadData];

}

-(void) viewDidLoad {

    self.tableView.backgroundView = nil;

    [[NSNotificationCenter defaultCenter] addObserver:self

                                             selector:@selector(viewWillAppear:)

                                                 name:@"removedSave"

                                               object:nil];

    [super viewDidLoad];

}

-(void) viewWillAppear:(BOOL)animated {

    [super viewWillAppear:animated];

    [self updateTable];

}

#pragma mark -

#pragma mark button functions

-(IBAction) buttonPressed:(id) sender {

    playSound(@"backSound");

    [self.tableView setEditing:NO animated:YES];

    [[self parentViewController] dismissModalViewControllerAnimated:YES];

}

-(IBAction) toggleEdit:(id) sender {

    BOOL isEditing = self.tableView.editing;

    [self.tableView setEditing:!isEditing animated:YES];

    UIToolbar *toolbar = (UIToolbar *)[self.view viewWithTag:458912];

    for (UIBarButtonItem *item in toolbar.items)

        if (item.tag == 452198)

            item.enabled = !isEditing;

}

-(IBAction) clearAll:(id) sender {

    [[NSFileManager defaultManager] removeItemAtPath:SAVES_DIRECTORY() error:NULL];

    [[NSFileManager defaultManager] createDirectoryAtPath:SAVES_DIRECTORY() withIntermediateDirectories:NO attributes:nil error:NULL];

    [self updateTable];

}

#pragma mark -

#pragma mark Table view data source

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

    return 1;

}

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

    return [self.listOfSavegames count];

}

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

    static NSString *CellIdentifier = @"Cell";

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

    if (editableCell == nil) {

        editableCell = [[[EditableCellView alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier] autorelease];

        editableCell.delegate = self;

    }

    editableCell.tag = [indexPath row];

    editableCell.respectEditing = YES;

    editableCell.textField.text = [[self.listOfSavegames objectAtIndex:[indexPath row]] stringByDeletingPathExtension];

    editableCell.accessoryType = UITableViewCellAccessoryDisclosureIndicator;

    UIImage *addImg = [UIImage imageWithContentsOfFile:@"plus.png"];

    UIButton *customButton = [UIButton buttonWithType:UIButtonTypeContactAdd];

    customButton.tag = [indexPath row];

    [customButton setImage:addImg forState:UIControlStateNormal];

    [customButton addTarget:self action:@selector(duplicateEntry:) forControlEvents:UIControlEventTouchUpInside];

    editableCell.editingAccessoryView = customButton;

    return (UITableViewCell *)editableCell;

}

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

    UIView *footer = [[UIView alloc] initWithFrame:CGRectMake(0, 0, self.tableView.frame.size.width, 50)];

    footer.backgroundColor = [UIColor clearColor];

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

    label.center = CGPointMake(self.tableView.frame.size.width/2,70);

    label.textAlignment = UITextAlignmentCenter;

    label.font = [UIFont systemFontOfSize:16];

    label.textColor = [UIColor lightGrayColor];

    label.numberOfLines = 5;

    label.text = NSLocalizedString(@"Games are automatically saved and can be resumed by selecting an entry above.\nYou can modify this list by pressing the 'Edit' button.\nNotice that completed games are deleted, so make backups.",@"");

    label.backgroundColor = [UIColor clearColor];

    [footer addSubview:label];

    [label release];

    return [footer autorelease];

}

-(void) tableView:(UITableView *)tableView commitEditingStyle:(UITableViewCellEditingStyle)editingStyle forRowAtIndexPath:(NSIndexPath *)indexPath {

    NSUInteger row = [indexPath row];

    [(EditableCellView *)[self.tableView cellForRowAtIndexPath:[NSIndexPath indexPathForRow:row inSection:0]] save:nil];

    NSString *saveName = [self.listOfSavegames objectAtIndex:row];

    NSString *currentFilePath = [NSString stringWithFormat:@"%@/%@",SAVES_DIRECTORY(),saveName];

    [[NSFileManager defaultManager] removeItemAtPath:currentFilePath error:nil];

    [self.listOfSavegames removeObject:saveName];

    [self.tableView reloadData];

}

-(void) duplicateEntry:(id) sender {

    UIButton *button = (UIButton *)sender;

    NSUInteger row = button.tag;

    [(EditableCellView *)[self.tableView cellForRowAtIndexPath:[NSIndexPath indexPathForRow:row inSection:0]] save:nil];

    NSString *currentSaveName = [self.listOfSavegames objectAtIndex:row];

    NSString *newSaveName = [[currentSaveName stringByDeletingPathExtension] stringByAppendingFormat:@" %d.hws",[self.listOfSavegames count]];

    NSString *currentFilePath = [NSString stringWithFormat:@"%@/%@",SAVES_DIRECTORY(),currentSaveName];

    NSString *newFilePath = [NSString stringWithFormat:@"%@/%@",SAVES_DIRECTORY(),newSaveName];

    [[NSFileManager defaultManager] copyItemAtPath:currentFilePath toPath:newFilePath error:nil];

    [self.listOfSavegames addObject:newSaveName];

    [self.listOfSavegames sortUsingSelector:@selector(compare:)];

    //[self.tableView insertRowsAtIndexPaths:[NSArray arrayWithObject:[NSIndexPath indexPathForRow:[self.listOfSavegames indexOfObject:newSaveName] inSection:0]] withRowAnimation:UITableViewRowAnimationFade];

    [self.tableView reloadData];

}

#pragma mark -

#pragma mark Table view delegate

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

    [self.tableView deselectRowAtIndexPath:indexPath animated:YES];

    [(EditableCellView *)[self.tableView cellForRowAtIndexPath:indexPath] save:nil];

    NSString *filePath = [NSString stringWithFormat:@"%@/%@",SAVES_DIRECTORY(),[self.listOfSavegames objectAtIndex:[indexPath row]]];

    NSDictionary *allDataNecessary = [NSDictionary dictionaryWithObjectsAndKeys:

                                      [NSDictionary dictionary],@"game_dictionary",

                                      filePath,@"savefile",

                                      [NSNumber numberWithBool:NO],@"netgame",

                                      nil];

    [[SDLUIKitDelegate sharedAppDelegate] startSDLgame:allDataNecessary];

}

#pragma mark -

#pragma mark editableCellView delegate

// rename old file if names differ

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

    NSString *oldFilePath = [NSString stringWithFormat:@"%@/%@",SAVES_DIRECTORY(),[self.listOfSavegames objectAtIndex:tagValue]];

    NSString *newFilePath = [NSString stringWithFormat:@"%@/%@.hws",SAVES_DIRECTORY(),textString];

    if ([oldFilePath isEqualToString:newFilePath] == NO) {

        [[NSFileManager defaultManager] moveItemAtPath:oldFilePath toPath:newFilePath error:nil];

        [self.listOfSavegames replaceObjectAtIndex:tagValue withObject:[textString stringByAppendingString:@".hws"]];

    }

}

#pragma mark -

#pragma mark Memory Management

-(void) didReceiveMemoryWarning {

    [super didReceiveMemoryWarning];

}

-(void) viewDidUnload {

    self.tableView = nil;

    self.listOfSavegames = nil;

    [super viewDidUnload];

}

-(void) dealloc {

    [tableView release];

    [listOfSavegames release];

    [super dealloc];

}

@end