extends CharacterBody3D


const SPEED = 0.4
const JUMP_VELOCITY = 4.5
@export var horiz_sens = 0.25
@export var vert_sens = 0.25

var LOWER_CAMERA_LIMIT = -60
var UPPER_CAMERA_LIMIT = -11

var target: WeakRef = weakref(null)
var holding: WeakRef = weakref(null)

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

@onready var pause_menu = $PauseMenu

func _ready():
	Input.mouse_mode = Input.MOUSE_MODE_CAPTURED
	$CameraMount.global_rotation.x = clampf($CameraMount.global_rotation.x, deg_to_rad(LOWER_CAMERA_LIMIT), deg_to_rad(UPPER_CAMERA_LIMIT))
	
	
func _process(_delta):
	# Brings your mouse out of the window if you press escape. Add pause screen function here?
	if Input.is_action_just_pressed("Pause"):
		$PauseMenu.pause()
		
	var obj = holding.get_ref()
	if obj:
		obj.global_transform.origin = $grape_man.get_pickup_bone_location()
		
	var event = Input.get_vector("camera_left", "camera_right", "camera_up", "camera_down") * 4

	rotate_y(deg_to_rad(-event.x * horiz_sens))
	$CameraMount.rotate_x(deg_to_rad(-event.y * vert_sens))
	var roty = deg_to_rad(event.x * horiz_sens)
	$grape_man.rotate_y(roty)
	$CameraMount.global_rotation.x = clampf($CameraMount.global_rotation.x, deg_to_rad(LOWER_CAMERA_LIMIT), deg_to_rad(UPPER_CAMERA_LIMIT))
		

func _input(event):
	
	# Handle the rotation of the camera using mouse movement.
	if event is InputEventMouseMotion:
		rotate_y(deg_to_rad(-event.relative.x * horiz_sens))
		$CameraMount.rotate_x(deg_to_rad(-event.relative.y * vert_sens))
		var roty = deg_to_rad(event.relative.x * horiz_sens)
		$grape_man.rotate_y(roty)
		$CameraMount.global_rotation.x = clampf($CameraMount.global_rotation.x, deg_to_rad(LOWER_CAMERA_LIMIT), deg_to_rad(UPPER_CAMERA_LIMIT))
		
	
	
	if Input.is_action_just_pressed("ui_accept"):
		var obj = holding.get_ref()
		if obj:
			drop()
			$grape_man/drop.play()
		else:
			$grape_man/pickup.play()
			$grape_man.pickup()
		
	if Input.is_action_just_pressed("Soundboard"):
		
		var sound_list = (["res://Sounds/jingle.ogg",
		"res://Sounds/yawn.ogg", 
		"res://Sounds/woohoo.ogg", 
		"res://Sounds/slimeu.ogg"])
		
		var sound = sound_list[randi() % sound_list.size()]
		
		$grape_man/soundboard.stream = load(sound)
		$grape_man/soundboard.play()
	

func _physics_process(delta):
	if $grape_man.pickup_animation_in_progress:
		return
	
	# Add the gravity.
	if not is_on_floor():
		velocity.y -= gravity * delta


	# 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("ui_left", "ui_right", "ui_up", "ui_down")
	
	
	
	
	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
		$grape_man.look_at(Vector3(
			$grape_man.global_position.x - velocity.x,
			$grape_man.global_position.y,
			$grape_man.global_position.z - velocity.z,
			))
		if holding.get_ref():
			$grape_man.walk_hold()
		else:
			$grape_man.walk_empty()
	else:
		if holding.get_ref():
			$grape_man.idle_hold()
		else:
			$grape_man.idle_empty()
		velocity.x = move_toward(velocity.x, 0, SPEED)
		velocity.z = move_toward(velocity.z, 0, SPEED)

	move_and_slide()

func drop():
	var obj = holding.get_ref()
	if not obj:
		print("dropped, but wasn't holding anything?")
		return
	remove_collision_exception_with(obj)
	obj.set_process(true)
	holding = weakref(null)

func _on_grape_man_anim_check_grab(_position):
	var obj = target.get_ref()
	if not obj:
		$grape_man/sad.play()
		return
	$grape_man/chuckle.play()
	holding = target
	target = weakref(null)
	
	add_collision_exception_with(obj)
	obj.set_process(false)

func _on_holster_enter(body):
	if target.get_ref() or holding.get_ref() or "is_holdable" not in body:
		return
	target = weakref(body)

func _on_holster_exit(body):
	if not target.get_ref() or holding.get_ref() or "is_holdable" not in body:
		return
	target = weakref(null)