extends Node2D
class_name Attack

@onready var cpu_particles_2d: CPUParticles2D = $CPUParticles2D
@onready var area_2d: Area2D = $Area2D
@onready var collision_shape_2d: CollisionShape2D = $Area2D/CollisionShape2D

var initiator: Entity

func set_initiator(entity: Entity) -> void:
	position = entity.position
	initiator = entity

func _ready() -> void:
	cpu_particles_2d.emitting = true
	cpu_particles_2d.color = initiator.color
	collision_shape_2d.shape.radius = initiator.attack_pow
	cpu_particles_2d.initial_velocity_min = float(initiator.attack_pow) * 4.0
	cpu_particles_2d.initial_velocity_max = float(initiator.attack_pow) * 4.0

func _on_cpu_particles_2d_finished() -> void:
	var collisions := area_2d.get_overlapping_bodies()
	for object in collisions:
		if object is Entity and object != initiator:
			var color_diff = object.color - initiator.color
			if abs(color_diff.r) + abs(color_diff.g) + abs(color_diff.b) > 0.5:
				object.hit()
	queue_free()