package shootergame.entity;

import java.util.Random;

import shootergame.display.Camera;
import shootergame.util.gl.GlHelpers;
import shootergame.util.math.random.RandomHelpers;
import shootergame.util.math.vec.Vec2d;
import shootergame.world.chunk.Chunk;
import shootergame.world.layer.Layer;

public class EntityBullet extends EntityParticle
{
	private int time = 0;
	private Random rand;
	private Entity parent;
	
	public EntityBullet(Random rand, Vec2d pos, Entity parent, double angle) {
		super(0.2, 0.4);
		
		// Store some specified values
		this.rand = rand;
		this.pos = pos;
		this.angle = angle;
		this.parent = parent;
	}
	
	@Override
	public void tick(Chunk chunk, Layer layer) {
		super.tick(chunk, layer);
		
		// Move forward in the bullets angle, very quickly
		this.moveForward(0.2);
		
		// Loop over the nearby entities
		for(Entity e : layer.getNearbyEntities(pos, 0.5))
		{
			// Is this entity alive and not the parent
			if(e instanceof EntityAlive && e != parent)
			{
				// Get the alive entity
				EntityAlive ea = (EntityAlive)e;
				
				// Spawn some blood particles
				for(int i=0;i<20;i++) {
					chunk.spawnEntity(new EntityBlood(rand, pos.copy(), angle));
				}
				
				// Harm the entity
				ea.removeHealth(10);
				
				// Kill the bullet
				chunk.killEntity(this);
				return;
			}
		}
		
		// Increase time
		time++;
		
		if(time > 60) {
			chunk.killEntity(this);
		}
	}
	
	@Override
	public void render(Vec2d pos, Camera camera)
	{
		// Set the colour
		GlHelpers.color3(0.6, 0.6, 0);
		
		// Call super
		super.render(pos, camera);
	}
}