extends CharacterBody2D


const SPEED = 300.0
const JUMP_VELOCITY = -400.0
@export var BUMP_FORCE = 90
@onready var animation: AnimatedSprite2D = $AnimatedSprite2D

# Shove attack
@onready var right_ray: RayCast2D = $RightRay
@onready var left_ray: RayCast2D = $LeftRay                                                        
var faceleft = false                           
var pushTarget
var pushRightEnabled = false
var pushLeftEnabled = false
@export var PUSH_FORCE = 700

# Bullet attack variables

@onready var right_target: Node2D = $RightTarget
@onready var left_target: Node2D = $LeftTarget
var bullet = preload("res://scenes/bullet.tscn")

var gravity = ProjectSettings.get_setting("physics/2d/default_gravity")

var isJumping = false

var living = true
var animPlaying = "idle"

signal deathAnimationComplete

func hurtPlayer(_amt):
	if _amt < 100:
		animPlaying = "hurt"
		animation.play(animPlaying)
	
func killPlayer():
	print("player character is killed")
	if living:
		living = false
		animPlaying = "death"
		animation.play(animPlaying)

func _physics_process(delta):
	if living and not animPlaying == "hurt":
		if not is_on_floor():
			velocity.y += gravity * delta
		else:
			isJumping = false

		if Input.is_action_just_pressed("jump") and is_on_floor():
			velocity.y = JUMP_VELOCITY
			animation.play("jump")
			isJumping = true
			
		# shove attack
		if Input.is_action_just_pressed("shove"):
			if pushRightEnabled && faceleft == false:
				pushTarget.apply_central_impulse(Vector2(1,0) * PUSH_FORCE * 2)
			if pushLeftEnabled && faceleft:
				pushTarget.apply_central_impulse(Vector2(-1,0) * PUSH_FORCE * 2)
		var direction = Input.get_axis("left", "right")
		if direction:
			velocity.x = direction * SPEED
			if direction<0:
				if not isJumping:
					animation.play("run")
				faceleft = true
				animation.flip_h = true
			if direction>0:
				if not isJumping:
					animation.play("run")
				faceleft = false
				animation.flip_h = false
		else:
			if not isJumping:
				animation.play("idle")
			velocity.x = move_toward(velocity.x, 0, SPEED)


# shoot

	if Input.is_action_just_pressed("shoot"):
		# make bullet
		
		#owner.add_child(myBullet)
		#myBullet.transform = right_target.global_transform
		if faceleft == true:
			var myBullet = %SceneManager.makeBullet(left_target.global_transform,-700)
		if faceleft == false:
			var myBullet = %SceneManager.makeBullet(right_target.global_transform,700)

	move_and_slide()
	if right_ray.is_colliding():
		if not faceleft:
			var collider = right_ray.get_collider()
			if collider is RigidBody2D:
				pushTarget = collider
				pushRightEnabled = true
	else:
		pushRightEnabled = false

	if left_ray.is_colliding():
		if faceleft:
			var collider = left_ray.get_collider()
			if collider is RigidBody2D:
				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":
		deathAnimationComplete.emit()