extends CharacterBody2D

signal swing_sword

@onready var main = get_node("/root/Main")

@onready var sprite = $AnimatedSprite2D
@onready var weapPivot = $WeaponPivot
@onready var atkArea = $WeaponPivot/AttackArea
@onready var atkTimer = $AttackTimer

@export var speed := 150

var base_speed = speed

var move_dir
var aim_dir
var mouse
var angle
var set_angle
var _facing = "0"

func _ready():
    sprite.play("idle1")


func _physics_process(_delta):
    get_input()
    move_and_slide()


func _get_facing():
    if angle == 0:
        _facing = "0"
    elif angle == 1:
        _facing = "1"
    elif angle == 2:
        _facing = "2"
    else:
        _facing == "3"


func get_input():
    var move_dir = Input.get_vector("move_left", "move_right", "move_up", "move_down")
    var aim_dir = Input.get_vector("aim_left", "aim_right", "aim_up", "aim_down")
    var mouse = get_local_mouse_position()
    var angle = snappedf(mouse.angle(), PI / 2) / (PI / 2)
    angle = wrapi(int(angle), 0, 4)

    if aim_dir != Vector2.ZERO:
        weapPivot.rotation = lerp_angle(rotation, aim_dir.angle(), 1)
    else:
        weapPivot.rotation = lerpf(rotation, mouse.angle(), 1)
    velocity = move_dir.clamp(Vector2(-1, -1), Vector2(1, 1)).normalized() * speed

    if velocity.length() != 0:
        sprite.animation = "walk" + str(angle)
    else:
        sprite.animation = "idle" + str(angle)

    if Input.is_action_just_pressed("attack"):
        swing_sword.emit()
        _get_facing()
        attack()


func attack():
    sprite.animation = "attack" + str(_facing)
    atkTimer.start(1)

func _on_atktimer_timeout():
    sprite.play()
    if velocity.length() != 0:
        sprite.animation = "walk" + str(_facing)
    elif velocity.length() > 0 or velocity.length() < 0:
        sprite.animation = "idle" + str(_facing)