#include <helianthus.h>

#include "phisics.h"



static Sprite ball, brick1, brick2, brick3;
static Group edges;
static Group movement;
static Sound beep;



void phisicsInit() {
	ball = createSpriteEx(200+1, 200+1, 64-2, 64-2, createAnimation("data/sprite/breadball.png"));
	spriteSetColliderCircle(ball, 0, 0, -1);
	spriteSetRotateToDirection(ball, TRUE);
	
	brick1 = createSpriteEx(200-32, 200+64, 64, 64, createAnimation("data/sprite/bricks.png"));
	spriteSetTintColor(brick1, colorByRGB(0, 0, 1));
	spriteSetColliderRectangle(brick1, 0, 0, 0, -1, -1, 20);
	spriteSetBounciness(brick1, 0.5);
	spriteSetMassLevel(brick1, 1);
	spriteSetDebug(brick1, TRUE);
	
	brick2 = createSpriteEx(200+32+1, 200+64+1, 64-2, 64-2, createAnimation("data/sprite/bricks.png"));
	spriteSetColliderRectangle(brick2, 0, 0, 0, -1, -1, 20);
	spriteSetDebug(brick2, TRUE);
	
	brick3 = createSpriteEx(200+32+64, 200+64, 64, 64, createAnimation("data/sprite/bricks.png"));
	spriteSetTintColor(brick3, colorByRGBA(1, 0, 1, 0.5));
	spriteSetColliderRectangle(brick3, 0, 0, 0, -1, -1, 20);
	spriteSetBounciness(brick3, 2);
	spriteSetMassLevel(brick3, 1);
	
	movement = createGroup();
	groupAdd(movement, ball);
	groupAdd(movement, brick2);
	
	edges = createEdgesGroup();
	groupAdd(edges, brick1);
	groupAdd(edges, brick3);
	
	beep = createSound("data/sound/beep.ogg");
}


void phisicsDraw() {
	double dt = windowGetFrameTime();
	double accel = 100;

	double vx = spriteGetVelocityX(ball);
	double vy = spriteGetVelocityY(ball);
	if (keyDown("left"))  spriteSetVelocityX(ball, vx - accel*dt);
	if (keyDown("right")) spriteSetVelocityX(ball, vx + accel*dt);
	if (keyDown("up"))    spriteSetVelocityY(ball, vy - accel*dt);
	if (keyDown("down"))  spriteSetVelocityY(ball, vy + accel*dt);

	int collision = FALSE;
	if (groupCollideBetween(movement)) collision = TRUE;
	if (groupCollideGroup(edges, movement)) collision = TRUE;
	
	if (collision) soundPlay(beep, FALSE);
}