extends CharacterBody2D
class_name Bunny

@export var min_distance_to_player := 80.0
@export var max_distance_to_player := 800.0
@export var agent : NavigationAgent2D
@export var speed := 200.0

var health : int
var team : int
var player : Node2D

var on_death_callbacks : Array

var dir : Vector2
var spread_time : float
var current_time : float
var collisions : int

func _ready():
	seed(int(str(self)))
	spread_time = randf() * 3
	current_time = spread_time
	
func _physics_process(delta):
	current_time -= delta
	if player != null and self.global_position.distance_to(player.global_position) < max_distance_to_player and collisions <= 3:
		if current_time <= 0:
			current_time = spread_time
			agent.target_position = player.global_position
			if min_distance_to_player and agent.is_target_reachable():
				var next_location = agent.get_next_path_position() + Vector2(randf() - 0.5 * 10, randf() - 0.5 * 10)
				dir = self.global_position.direction_to(next_location).normalized()
		if self.global_position.distance_to(player.global_position) > min_distance_to_player:
			self.velocity = dir * delta * 60 * speed
			move_and_slide()
	pass

func _on_collision(body):
	if body != self: collisions += 1
	pass

func _of_collision(body):
	if body != self: collisions-= 1
	pass

func damage(damage : int):
	health -= damage
	if(health <= 0): on_death()
	pass
	
func heal(health : int):
	self.health += health
	pass

func on_death():
	for callback in on_death_callbacks:
		callback.call(self)
	pass
	
func sub_on_death(callback : Callable):
	on_death_callbacks.push_front(callback)
	pass