extends CharacterBody2D


const SPEED = 300.0
const JUMP_VELOCITY = -400.0
const BUMP_FORCE = 50
const PUSH_FORCE = 750

@onready var right_ray: RayCast2D = $RightRay
@onready var left_ray: RayCast2D = $LeftRay
@onready var playerSprite: AnimatedSprite2D = $AnimatedSprite2D
@onready var gun: Sprite2D = $Gun


var faceLeft = false

var pushTarget
var pushLeftEnabled = false
var pushRightEnabled = false
var isJumping = false

var animPlaying = "idle"
var living = true

signal playerDead

@onready var right_target: Node2D = $RightTarget
@onready var left_target: Node2D = $LeftTarget

func _ready() -> void:
	gunDrop()

func hurtPlayer(amt):
	
	animPlaying = "hurt"
	playerSprite.play("hurt")
	
func killPlayer():
	if living:
		living = false
		animPlaying = "death"
		playerSprite.play(animPlaying)
	
func gunCollected():
	print("player knows to show gun")
	gun.visible = true
	
func gunDrop():
	gun.visible = false

func _physics_process(delta: float) -> void:
	if  living and not animPlaying == "hurt":
		# Add the gravity.
		if not is_on_floor():
			velocity += get_gravity() * delta

		# Handle jump.
		if Input.is_action_just_pressed("ui_accept") and is_on_floor():
			velocity.y = JUMP_VELOCITY

		# Get the input direction and handle the movement/deceleration.
		# As good practice, you should replace UI actions with custom gameplay actions.
		var direction := Input.get_axis("ui_left", "ui_right")
		if Input.is_action_just_pressed("shove") && pushRightEnabled && faceLeft == false:
			
			pushTarget.apply_central_impulse(Vector2(1,0) * PUSH_FORCE * 2)
			pushRightEnabled = false
			
		if Input.is_action_just_pressed("shove") && faceLeft == true && pushLeftEnabled == true:
			pushTarget.apply_central_impulse(Vector2(-1,0) * PUSH_FORCE * 2)
			pushLeftEnabled = false
		
		if Input.is_action_just_pressed("shoot"):
			var mybullet = %SceneManager.bulletFactory()
			if not faceLeft:
				mybullet.transform = right_target.global_transform
				mybullet.setSpeed(400)
			if faceLeft:
				mybullet.transform = left_target.global_transform
				mybullet.setSpeed(-400)
		
		if direction:
			velocity.x = direction * SPEED
			if direction > 0:
				faceLeft = false
			if direction < 0:
				faceLeft = true
		else:
			velocity.x = move_toward(velocity.x, 0, SPEED)
		
		if faceLeft:
			playerSprite.flip_h = true
		else:
			playerSprite.flip_h = false
			
		if is_on_floor():
			isJumping = false
			if direction == 0:
				playerSprite.play("idle")
			else:
				playerSprite.play("run")
		else:
			if not isJumping:
				playerSprite.play("jump")
				isJumping = true
			
		

		move_and_slide()
		if right_ray.is_colliding():
			if not faceLeft:
				var collider = right_ray.get_collider()
				if collider is Node:
					if collider.is_in_group("box"):
						pushTarget = collider
						pushRightEnabled = true
		else:
			pushRightEnabled = false
				
		if left_ray.is_colliding():
			if faceLeft:
				var collider = left_ray.get_collider()
				if collider is Node:
					if collider.is_in_group("box"):
						pushTarget = collider
						pushLeftEnabled = true
		else:
			pushLeftEnabled = false
			
		for i in get_slide_collision_count():
			var c = get_slide_collision(i)
			if c.get_collider() is RigidBody2D:
				c.get_collider().apply_central_impulse(-c.get_normal() * BUMP_FORCE)
	
	
	


func _on_animation_finished() -> void:
	if animPlaying == "hurt":
		animPlaying = "idle"
	if animPlaying == "death":
		## emita custom signal
		playerDead.emit()