class_name Player extends CharacterBody3D

@export var color : Color = Color.DODGER_BLUE

@export var move_right_action := "move_right"
@export var move_left_action := "move_left"
@export var move_down_action := "move_down"
@export var move_up_action := "move_up"
@export var dash_action := "dash"
@export var bomb_action := "bomp"

@export var coloring_sprite_path : NodePath
@export var coloring_bomb_sprite_path : NodePath

@onready var geometry: MeshInstance3D = $Geometry
@onready var collision: CollisionShape3D = $CollisionShape3D

signal bomb_triggered

enum PlayerState {
	Alive = 0,
	Falling,
	Dead
}

var score : int = 0
var energy : float = 1.0
var state : PlayerState = PlayerState.Alive

var radius = 0.15
var angle = 0
var is_dashing = false
var dash_time = 0
var bomb_time = 0
var coloring_sprite : Sprite2D
var coloring_bomb_sprite : Sprite2D

const SPEED = 5.0
const JUMP_VELOCITY = 4.5
const DASH_SPEED: float = 20
const DASH_DURATION: float = 0.2
const BOMB_DURATION: float = 0.1

# Get the gravity from the project settings to be synced with RigidBody nodes.
var gravity = ProjectSettings.get_setting("physics/3d/default_gravity")

func _ready():
	coloring_sprite = get_node(coloring_sprite_path)
	coloring_bomb_sprite = get_node(coloring_bomb_sprite_path)
	coloring_sprite.modulate = color
	coloring_sprite.visible = true
	coloring_bomb_sprite.modulate = color
	coloring_bomb_sprite.visible = false

func _physics_process(delta):
	# Add the gravity.
	if not is_on_floor():
		if not is_dashing:
			velocity.y -= gravity * delta
			state = PlayerState.Falling
	elif state != PlayerState.Dead:
		state = PlayerState.Alive
	elif state == PlayerState.Dead:
		visible = false
	elif state == PlayerState.Alive:
		visible = true

	coloring_sprite.visible = state == PlayerState.Alive

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

	if bomb_time > 0:
		bomb_time -= delta
		if bomb_time <= 0:
			coloring_bomb_sprite.visible = false
			bomb_time = 0
	else:
		if Input.is_action_just_pressed(bomb_action) and state == PlayerState.Alive:
			coloring_bomb_sprite.visible = true;
			bomb_time = BOMB_DURATION
		
	# Get the input direction and handle the movement/deceleration.
	# As good practice, you should replace UI actions with custom gameplay actions.
	var input_dir = Input.get_vector(move_left_action, move_right_action, move_up_action, move_down_action)
	var direction = (transform.basis * Vector3(input_dir.x, 0, input_dir.y)).normalized()
	if direction:
		velocity.x = direction.x * SPEED
		velocity.z = direction.z * SPEED
		angle = direction.signed_angle_to(Vector3.FORWARD, Vector3.UP)
		geometry.global_basis = Basis.from_euler(Vector3(0, -angle, 0))
	else:
		velocity.x = move_toward(velocity.x, 0, SPEED)
		velocity.z = move_toward(velocity.z, 0, SPEED)
		geometry.global_basis = Basis.from_euler(Vector3(0, -angle, 0))
	
	if Input.is_action_just_pressed(dash_action):
		is_dashing = true;
		dash_time = DASH_DURATION
		
	if is_dashing:
		velocity.x = sin(angle) * DASH_SPEED
		velocity.z = -cos(angle) * DASH_SPEED
		
		geometry.global_basis = Basis.from_euler(Vector3(-0.3, -angle, 0))
		
		dash_time -= delta
		if dash_time <= 0:
			is_dashing = false
	
	move_and_slide()

	coloring_sprite.global_position = calc_coloring_position()
	coloring_bomb_sprite.global_position = coloring_sprite.global_position

func calc_coloring_position():
	var result = Vector2 (global_position.x * 10 + 512, global_position.z * 10 + 512)
	return result;