#import <UIKit/UIKit.h>


@interface LogicaViewController : UIViewController<UIGestureRecognizerDelegate> {
    IBOutlet UILabel *numero1;
    IBOutlet UILabel *numero2;
    IBOutlet UILabel *numero3;
    IBOutlet UILabel *numero4;
    IBOutlet UIButton *operador1;
    IBOutlet UIButton *operador2;
    IBOutlet UIButton *operador3;
    IBOutlet UIButton *reiniciar;
    IBOutlet UIImageView *imagenCorrecto;
    NSString *operadorReal1;
    NSString *operadorReal2;
    NSString *operadorReal3;
}

@property (nonatomic, retain) NSString *operadorReal1;
@property (nonatomic, retain) NSString *operadorReal2;
@property (nonatomic, retain) NSString *operadorReal3;


- (IBAction)cambiarOperador1:(id)sender;
- (IBAction)cambiarOperador2:(id)sender;
- (IBAction)cambiarOperador3:(id)sender;
- (IBAction)reiniciar:(id)sender;

- (void)comprobarOperadores;

@end






#import "LogicaViewController.h"


@implementation LogicaViewController

@synthesize operadorReal1, operadorReal2,operadorReal3;



- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
{
    self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
    if (self) {
        // Custom initialization



    }
    return self;
}





- (BOOL)gestureRecognizer:(UIGestureRecognizer *)gestureRecognizer shouldReceiveTouch:(UITouch *)touch {
    NSLog(@"%@", "gestureRecognizer");
    return YES;
}



- (IBAction)cambiarOperador1:(id)sender{
    NSLog(@"cambiarOperador1");

    [operador1 setTitle:[self recuperarNuevo:[[operador1 titleLabel]text]] forState:UIControlStateNormal];
    [self comprobarOperadores];

}

- (IBAction)cambiarOperador2:(id)sender{
    NSLog(@"cambiarOperador2");
    [operador2 setTitle:[self recuperarNuevo:[[operador2 titleLabel]text]] forState:UIControlStateNormal];
    [self comprobarOperadores];
}
- (IBAction)cambiarOperador3:(id)sender{
    NSLog(@"cambiarOperador3");
    [operador3 setTitle:[self recuperarNuevo:[[operador3 titleLabel]text]] forState:UIControlStateNormal];
    [self comprobarOperadores];
}

- (IBAction)reiniciar:(id)sender{
    [self crearFormulaAleatoria];
    NSArray *randomListaOperadores = [NSArray arrayWithObjects:
                                      @"+",
                                      @"-",
                                      @"*",
                                      @"=",
                                      @"/",nil];
    int operadorAleatorio = arc4random() % [randomListaOperadores count];
    int operadorAleatorio2 = arc4random() % [randomListaOperadores count];
    int operadorAleatorio3 = arc4random() % [randomListaOperadores count];
    NSString *randomOperador = [NSString stringWithFormat:@"%@",
                                [randomListaOperadores objectAtIndex:operadorAleatorio]];
    NSString *randomOperador2 = [NSString stringWithFormat:@"%@",
                                 [randomListaOperadores objectAtIndex:operadorAleatorio2]];
    NSString *randomOperador3 = [NSString stringWithFormat:@"%@",
                                 [randomListaOperadores objectAtIndex:operadorAleatorio3]];
    [operador1 setTitle:randomOperador forState:UIControlStateNormal];
    [operador2 setTitle:randomOperador2 forState:UIControlStateNormal];
    [operador3 setTitle:randomOperador3 forState:UIControlStateNormal];

    //ocultar imagen correcto
    [imagenCorrecto setHidden:true];
}


- (NSString*)recuperarNuevo:(NSString*)actual{
    if([actual isEqualToString:@"+"]){
        return @"-";
    }else if([actual isEqualToString:@"-"]){
        return @"*";
    }else if([actual isEqualToString:@"*"]){
        return @"/";
    }else if([actual isEqualToString:@"/"]){
        return @"=";
    }else if([actual isEqualToString:@"="]){
        return @"+";
    }
    return @" ";
}



- (void)dealloc
{
    [super dealloc];
}

- (void)didReceiveMemoryWarning
{
    // Releases the view if it doesn't have a superview.
    [super didReceiveMemoryWarning];

    // Release any cached data, images, etc that aren't in use.
}

#pragma mark - View lifecycle

- (void)viewDidLoad
{
    [super viewDidLoad];
    [self reiniciar:nil];

}


- (void)crearFormulaAleatoria{
    //nivel de dificultad2
    int numeroAle1 = arc4random() % 100; //entre 0 y 99
    int numeroAle2 = arc4random() % 100; //entre 0 y 99
    int numeroAle3 = arc4random() % 100; //entre 0 y 99
    [numero1 setText:[NSString stringWithFormat:@"%d", numeroAle1]];
    [numero2 setText:[NSString stringWithFormat:@"%d", numeroAle2]];
    [numero3 setText:[NSString stringWithFormat:@"%d", numeroAle3]];

    NSArray *randomListaOperadores = [NSArray arrayWithObjects:
                                      @"+",
                                      @"-",
                                      @"*",
                                      @"/",nil];
    int operadorAleatorio = arc4random() % [randomListaOperadores count];
    int operadorAleatorio2 = arc4random() % [randomListaOperadores count];
    int operadorAleatorio3 = arc4random() % [randomListaOperadores count];
    operadorReal1 = [NSString stringWithFormat:@"%@",
                                [randomListaOperadores objectAtIndex:operadorAleatorio]];
    operadorReal2 = [NSString stringWithFormat:@"%@",
                                 [randomListaOperadores objectAtIndex:operadorAleatorio2]];
    operadorReal3 = @"=";

    //calcular numero4
    int numero12 = [self calcular:operadorReal1 numero1:numeroAle1 numero2:numeroAle2];
    int numero23 = [self calcular:operadorReal2 numero1:numero12 numero2:numeroAle3];

     [numero4 setText:[NSString stringWithFormat:@"%d", numero23]];
}

- (int)calcular:(NSString*)operador numero1:(int)numero1 numero2:(int)numero2{
    if([operador isEqualToString:@"+"]){
        return numero1+numero2;
    }else if([operador isEqualToString:@"-"]){
        return numero1-numero2;
    }else if([operador isEqualToString:@"*"]){
        return numero1*numero2;
    }else if([operador isEqualToString:@"/"]){
        return numero1/numero2;
    }
}

- (void)comprobarOperadores{
    /*NSLog(@"%@", [NSString stringWithFormat:@"%@", [[operador1 titleLabel]text]]);
    NSLog(@"%@", [NSString stringWithFormat:@"%@", operadorReal1]);
    NSLog(@"%@", [NSString stringWithFormat:@"%@", [[operador2 titleLabel]text]]);
    NSLog(@"%@", [NSString stringWithFormat:@"%@", operadorReal2]);
    NSLog(@"%@", [NSString stringWithFormat:@"%@", [[operador3 titleLabel]text]]);
    NSLog(@"%@", [NSString stringWithFormat:@"%@", operadorReal3]);*/
    //NSLog(operadorReal3);

    if([operadorReal1 isEqualToString:operador1.titleLabel.text] &&
       [operadorReal2 isEqualToString:operador2.titleLabel.text] &&
       [operadorReal3 isEqualToString:operador3.titleLabel.text]){

        //ocultar imagen correcto
        [imagenCorrecto setHidden:false];
    }

}

- (void)viewDidUnload
{
    [super viewDidUnload];
    // Release any retained subviews of the main view.
    // e.g. self.myOutlet = nil;
}

- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation
{
    // Return YES for supported orientations
    //return (interfaceOrientation == UIInterfaceOrientationPortrait);
    return (interfaceOrientation == UIInterfaceOrientationLandscapeLeft);
}

@end