extends KinematicBody2D


export var MAX_SPEED = 80
export var acceleration = 500
export var friction = 500

enum {
	MOVE,
	ATTACK,
	DEAD
}

var state = MOVE
var velocity = Vector2.ZERO

onready var animationPlayer = $AnimationPlayer

#Animation -> Parameters si de acolo setezi in ce pozitie sa inceapa caracterul
# SECOND METHOD
"""
var Whatever = null
func _ready():
	Whatever = $AnimationWhatever
	sunt 2 metode prin care se acceseaza nodul din "main" nush cum sa-i zic
"""
var roll_vector = Vector2.RIGHT
var stats = PlayerStats

onready var animationTree = $AnimationTree
onready var animationState = animationTree.get("parameters/playback") #animation tree -> playback iei ce e acl
onready var swordHitbox = $HitboxPivot/SwordHitbox
onready var hurtBox = $HurtBox
onready var blinkAnimationPlayer = $BlinkAnimationPlayer
onready var sceneTransition = $SceneTransitionRect

onready var control = preload("res://SaveLoad/Control.gd")

const PlayerHurtSound = preload("res://Character/PlayerHurtSound.tscn")

func _ready():
	#stats.connect("no_health", self, "dead")
	animationTree.active = true
	swordHitbox.knockback_vector = roll_vector
	health_update() #PlayerStats e un singleton si nu se actualizeaza in timpul executiei programului,
					#deci trebuie sa ii acutalizez viata manual
	control.connect("Health_Changed", self , "function")

func function():
	if SceneSaving.player_position_loaded != null:
		global_position = SceneSaving.player_position_loaded
	if SceneSaving.health_loaded != null and SceneSaving.max_health_loaded != null:
		PlayerStats.health = SceneSaving.health_loaded

func _physics_process(delta):
	match state:
		MOVE:
			move_state(delta)
			SceneSaving.PlayerPosition = global_position
		ATTACK:
			attack_state(delta)
		DEAD:
			dead_state()
			sceneTransition.transition_to("res://Menu/MainMenu.tscn")


var input_vector = Vector2.ZERO
var velocity_aux

func move_state(delta):
	input_vector.x = Input.get_action_strength("ui_right") - Input.get_action_strength("ui_left")
	input_vector.y = Input.get_action_strength("ui_down") - Input.get_action_strength("ui_up")
	input_vector = input_vector.normalized()

	if input_vector != Vector2.ZERO:
		roll_vector = input_vector
		swordHitbox.knockback_vector = input_vector

		animationTree.set("parameters/Idle/blend_position", input_vector)
		animationTree.set("parameters/Run/blend_position", input_vector)
		animationTree.set("parameters/Attack/blend_position", input_vector)
		#animationTree.set("parameters/DeathAnimation/blend_position", input_vector)
		animationState.travel("Run")
		velocity = velocity.move_toward(input_vector * MAX_SPEED, acceleration * delta)
	else:
		animationState.travel("Idle")
		if velocity != Vector2.ZERO:
			velocity_aux = velocity
		velocity = velocity.move_toward(Vector2.ZERO, friction * delta)

	move()

	if Input.is_action_just_pressed("attack"):
		state = ATTACK


func attack_state(_delta):
	velocity = Vector2.ZERO
	animationState.travel("Attack")

func attack_animation_ended():
	state = MOVE

func move():
		velocity = move_and_slide(velocity)

func dead_state():
	animationTree.set("parameters/DeathAnimation/blend_position", velocity_aux)
	animationState.travel("DeathAnimation")
	$Collision1.disabled = true
	$HurtBox/CollisionShape2D.disabled = true

func health_update():
	stats.health = stats.max_health

func _on_HurtBox_area_entered(area):
	stats.health -= area.damage
	if stats.health <= 0:
		state = DEAD
	hurtBox.start_invincibility(0.6)
	hurtBox.create_hit_effect()
	var playerHurtSounds = PlayerHurtSound.instance()
	get_tree().current_scene.add_child(playerHurtSounds)

func _on_HurtBox_invincibility_started():
	blinkAnimationPlayer.play("Start")

func _on_HurtBox_invincibility_ended():
	blinkAnimationPlayer.play("Stop")