/*

 * 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 18/04/2011.

 */

#import "GameInterfaceBridge.h"

#import "PascalImports.h"

#import "EngineProtocolNetwork.h"

#import "OverlayViewController.h"

#import "StatsPageViewController.h"

#import "ObjcExports.h"

@implementation GameInterfaceBridge

@synthesize parentController, savePath, overlayController, engineProtocol, ipcPort, gameType;

-(id) initWithController:(id) viewController {

    if (self = [super init]) {

        self.ipcPort = randomPort();

        self.gameType = gtNone;

        self.savePath = nil;

        self.parentController = (UIViewController *)viewController;

        self.engineProtocol = [[EngineProtocolNetwork alloc] initOnPort:self.ipcPort];

        self.engineProtocol.delegate = self;

        self.overlayController = [[OverlayViewController alloc] initWithNibName:@"OverlayViewController" bundle:nil];

    }

    return self;

}

-(void) dealloc {

    releaseAndNil(engineProtocol);

    releaseAndNil(savePath);

    releaseAndNil(overlayController);

    [super dealloc];

}

#pragma mark -

// overlay with controls, become visible later, with a transparency effect since the sdlwindow is not yet created

-(void) displayOverlayLater:(id) object {

    // in order to get rotation events we have to insert the view inside the first view of the second window

    // when multihead we have to make sure that overlay is displayed in the touch-enabled window

    UIView *injected = (IS_DUALHEAD() ? self.parentController.view : UIVIEW_HW_SDLVIEW);

    [injected addSubview:self.overlayController.view];

}

// main routine for calling the actual game engine

-(void) startGameEngine {

    const char *gameArgs[11];

    NSInteger width, height;

    NSString *ipcString = [[NSString alloc] initWithFormat:@"%d", self.ipcPort];

    NSString *localeString = [[NSString alloc] initWithFormat:@"%@.txt", [[NSLocale currentLocale] objectForKey:NSLocaleLanguageCode]];

    NSUserDefaults *settings = [NSUserDefaults standardUserDefaults];

    if (IS_DUALHEAD()) {

        CGRect screenBounds = [[[UIScreen screens] objectAtIndex:1] bounds];

        width = (int) screenBounds.size.width;

        height = (int) screenBounds.size.height;

    } else {

        CGRect screenBounds = [[UIScreen mainScreen] bounds];

        width = (int) screenBounds.size.height;

        height = (int) screenBounds.size.width;

    }

    NSString *horizontalSize = [[NSString alloc] initWithFormat:@"%d", width * (int)getScreenScale()];

    NSString *verticalSize = [[NSString alloc] initWithFormat:@"%d", height * (int)getScreenScale()];

    NSString *rotation = [[NSString alloc] initWithString:@"0"];

    NSString *modelId = getModelType();

    NSInteger tmpQuality;

    if ([modelId hasPrefix:@"iPhone1"] || [modelId hasPrefix:@"iPod1,1"] || [modelId hasPrefix:@"iPod2,1"])     // = iPhone and iPhone 3G or iPod Touch or iPod Touch 2G

        tmpQuality = 0x00000001 | 0x00000002 | 0x00000008 | 0x00000040;                 // rqLowRes | rqBlurryLand | rqSimpleRope | rqKillFlakes

    else if ([modelId hasPrefix:@"iPhone2"] || [modelId hasPrefix:@"iPod3"])                                    // = iPhone 3GS or iPod Touch 3G

        tmpQuality = 0x00000002 | 0x00000040;                                           // rqBlurryLand | rqKillFlakes

    else if ([modelId hasPrefix:@"iPad1"] || [modelId hasPrefix:@"iPod4"])                                      // = iPad 1G or iPod Touch 4G

        tmpQuality = 0x00000002;                                                        // rqBlurryLand

    else                                                                                                        // = everything else

        tmpQuality = 0;                                                                 // full quality

    // disable tooltips on iPhone

    if (IS_IPAD() == NO)

        tmpQuality = tmpQuality | 0x00000400;

    // prevents using an empty nickname

    NSString *username = [settings objectForKey:@"username"];

    if ([username length] == 0)

        username = [NSString stringWithFormat:@"MobileUser-%@",ipcString];

    gameArgs[ 0] = [ipcString UTF8String];                                                      //ipcPort

    gameArgs[ 1] = [horizontalSize UTF8String];                                                 //cScreenWidth

    gameArgs[ 2] = [verticalSize UTF8String];                                                   //cScreenHeight

    gameArgs[ 3] = [[NSString stringWithFormat:@"%d",tmpQuality] UTF8String];                   //quality

    gameArgs[ 4] = "en.txt";//[localeString UTF8String];                                        //cLocaleFName

    gameArgs[ 5] = [username UTF8String];                                                       //UserNick

    gameArgs[ 6] = [[[settings objectForKey:@"sound"] stringValue] UTF8String];                 //isSoundEnabled

    gameArgs[ 7] = [[[settings objectForKey:@"music"] stringValue] UTF8String];                 //isMusicEnabled

    gameArgs[ 8] = [[[settings objectForKey:@"alternate"] stringValue] UTF8String];             //cAltDamage

    gameArgs[ 9] = [rotation UTF8String];                                                       //rotateQt

    gameArgs[10] = (self.gameType == gtSave) ? [self.savePath UTF8String] : NULL;               //recordFileName

    [verticalSize release];

    [horizontalSize release];

    [rotation release];

    [localeString release];

    [ipcString release];

    objcExportsInit(self.overlayController);

    // this is the pascal fuction that starts the game, wrapped around isInGame

    [HedgewarsAppDelegate sharedAppDelegate].isInGame = YES;

    Game(gameArgs);

    [HedgewarsAppDelegate sharedAppDelegate].isInGame = NO;

}

// prepares the controllers for hosting a game

-(void) prepareEngineLaunch {

    // we add a black view hiding the background

    CGRect theFrame = CGRectMake(0, 0, self.parentController.view.frame.size.height, self.parentController.view.frame.size.width);

    UIView *blackView = [[UIView alloc] initWithFrame:theFrame];

    [self.parentController.view addSubview:blackView];

    blackView.opaque = YES;

    blackView.backgroundColor = [UIColor blackColor];

    blackView.alpha = 0;

    // when dual screen we apply a little transition

    if (IS_DUALHEAD()) {

        [UIView beginAnimations:@"fade out" context:NULL];

        [UIView setAnimationDuration:1];

        blackView.alpha = 1;

        [UIView commitAnimations];

    } else

        blackView.alpha = 1;

    // prepare options for overlay and add it to the future sdl uiwindow

    [self performSelector:@selector(displayOverlayLater:) withObject:nil afterDelay:3];

    // keep track of uncompleted games

    NSUserDefaults *userDefaults = [NSUserDefaults standardUserDefaults];

    [userDefaults setObject:self.savePath forKey:@"savedGamePath"];

    [userDefaults synchronize];

    [HedgewarsAppDelegate pauseBackgroundMusic];

    // SYSTEMS ARE GO!!

    [self startGameEngine];

    // remove completed games notification

    [userDefaults setObject:@"" forKey:@"savedGamePath"];

    [userDefaults synchronize];

    // now we can remove the cover with a transition

    [UIView beginAnimations:@"fade in" context:NULL];

    [UIView setAnimationDuration:1];

    blackView.alpha = 0;

    [UIView commitAnimations];

    [blackView performSelector:@selector(removeFromSuperview) withObject:nil afterDelay:1];

    [blackView release];

    // the overlay is not needed any more and can be removed

    [self.overlayController removeOverlay];

    // warn our host that it's going to be visible again

    [self.parentController viewWillAppear:YES];

    if ([[userDefaults objectForKey:@"music"] boolValue])

        [HedgewarsAppDelegate playBackgroundMusic];

}

// set up variables for a local game

-(void) startLocalGame:(NSDictionary *)withDictionary {

    self.gameType = gtLocal;

    NSDateFormatter *outputFormatter = [[NSDateFormatter alloc] init];

    [outputFormatter setDateFormat:@"yyyy-MM-dd '@' HH.mm"];

    NSString *path = [[NSString alloc] initWithFormat:@"%@%@.hws",SAVES_DIRECTORY(),[outputFormatter stringFromDate:[NSDate date]]];

    [outputFormatter release];

    self.savePath = path;

    [path release];

    // in the rare case in which a savefile with the same name exists the older one must be removed (or it gets corrupted)

    if ([[NSFileManager defaultManager] fileExistsAtPath:self.savePath])

        [[NSFileManager defaultManager] removeItemAtPath:self.savePath error:nil];

    [self.engineProtocol spawnThread:self.savePath withOptions:withDictionary];

    [self prepareEngineLaunch];

}

// set up variables for a save game

-(void) startSaveGame:(NSString *)atPath {

    self.gameType = gtSave;

    self.savePath = atPath;

    [self.engineProtocol spawnThread:self.savePath];

    [self prepareEngineLaunch];

}

-(void) gameHasEndedWithStats:(NSArray *)stats {

    // display stats page

    if (stats != nil) {

        StatsPageViewController *statsPage = [[StatsPageViewController alloc] initWithStyle:UITableViewStyleGrouped];

        statsPage.statsArray = stats;

        statsPage.modalTransitionStyle = UIModalTransitionStyleCoverVertical;

        if ([statsPage respondsToSelector:@selector(setModalPresentationStyle:)])

            statsPage.modalPresentationStyle = UIModalPresentationPageSheet;

        [self.parentController presentModalViewController:statsPage animated:YES];

        [statsPage release];

    }

    // can remove the savefile if the replay has ended

    if (self.gameType == gtSave)

        [[NSFileManager defaultManager] removeItemAtPath:self.savePath error:nil];

}

@end