/*

     File: BubbleMine.m

 Abstract: BumbbleMine, a subclass of Mine

  Version: 1.0

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 */

#import "BubbleMine.h"

#import "BigMultipleExplosion.h"

#import "Helicopter.h"

#import "Game.h"

@implementation BubbleMine

- (id)initInGame:(Game *)g {

    if (!(self = [self initInGame:g imageName:@"bubblemine" numFrames:6])) return nil;

    [self setPerFrameTime:90 + [Game randInt:10]];

    return self;

}

- (BOOL)touches:(GamePiece *)obj {

    if ([super touches:obj]) {

        CGFloat third = floor(pos.size.width / 3.0);

        return ([obj touchesRect:NSMakeRect(pos.origin.x + third, pos.origin.y + 2.0, third, pos.size.height - 4.0)] ||

                [obj touchesRect:NSMakeRect(pos.origin.x + 2.0, pos.origin.y + third, pos.size.width - 4.0, third)]);

    } else {

        return NO;

    }

}

- (BOOL)touchesRect:(NSRect)rect {

    if ([super touchesRect:rect]) {

        CGFloat third = floor(pos.size.width / 3.0);

        return ([GamePiece intersectsRects:rect :NSMakeRect(pos.origin.x + third, pos.origin.y + 2.0, third, pos.size.height - 4.0)] ||

                [GamePiece intersectsRects:rect :NSMakeRect(pos.origin.x + 2.0, pos.origin.y + third, pos.size.width - 4.0, third)]);

    } else {

        return NO;

    }

}

- (void)explode {

    NSInteger newPerFrameTime = perFrameTime + [Game randInt:32];

    if (newPerFrameTime > 250) {

        id exp = [[BigMultipleExplosion alloc] initInGame:game];

        [game addScore:MINESCORE];

        [super explode:exp];

    } else {

        [self setPerFrameTime:newPerFrameTime takeEffectNow:NO];

    }

}

- (void)updatePiece {

    Helicopter *helicopter = [game helicopter];

    if (helicopter != nil && [self isWithin:BUBBLEMINEDISTANCE ofPiece:helicopter]) {

        NSSize newVel;

        NSRect hRect = [helicopter rect];

        if (hRect.origin.y > NSMidY(pos)) {

            newVel = NSMakeSize(0.0, MAXVELY / 10.0);

        } else {

            newVel = NSMakeSize(0.0, -MAXVELY / 10.0);

        }

        [self setVelocity:newVel];

    }

    if (perFrameTime > 100) {

        [self setPerFrameTime:perFrameTime - [game elapsedTime] / 20 takeEffectNow:NO];

    }

    [super updatePiece];

}

@end