extends KinematicBody2D

const SPEED: int = 60

var player: KinematicBody2D = null
var velocity: Vector2 = Vector2.ZERO
var health: int = 2
var hit: bool = false
var counter: int = 0


func _physics_process(_delta: float) -> void:
    velocity = Vector2.ZERO

    if player and position.distance_to(player.position) > 1:
        velocity = position.direction_to(player.position).normalized() * SPEED
        var angle = position.angle_to_point(player.position)
        if abs(angle) > PI/2:
            $AnimatedSprite1.scale.x = -0.563
        else:
            $AnimatedSprite1.scale.x = 0.563

        if hit == true:
            if counter < 15:
                if counter % 5 == 0:
                    $AnimatedSprite1.visible = false
                else:
                    $AnimatedSprite1.visible = true
                counter += 1
                velocity = Vector2.ZERO
            else:
                counter = 0
                hit = false

    velocity = move_and_slide(velocity)
    return


func _on_player_detector_body_entered(body: Node) -> void:
    if body.is_in_group('player'):
        player = body
        $AnimatedSprite1.animation = 'Running'
    return


func _on_player_detector_body_exited(body: Node) -> void:
    if body.is_in_group('player'):
        player = null
        $AnimatedSprite1.animation = 'Idle'
    return


func _on_hitbox_area_entered(area: Area2D) -> void:
    if area.is_in_group('player_weapon_1'):
        health -= 1
        hit = true
    elif area.is_in_group('player_weapon_2'):
        health -= 2
        hit = true

    if health <= 0:
        call_deferred('queue_free')
    return

func _on_Player_Detector__Attack_body_entered(body: Node) -> void:
    if body.is_in_group('player'):
        player = body
        $AnimatedSprite1.animation = 'Jump'


func _on_Player_Detector__Attack_body_exited(body: Node) -> void:
    if body.is_in_group('player'):
        player = body
        $AnimatedSprite1.animation = 'Running'