extends Control

@export var multiplayer_port: int = 2481
@export var reconnection_delay: float = 5

var server_ip: String = "127.0.0.1"

var error_code: Error = OK

var connecting: bool = false
var connected: bool = false
var reconnection_timer: float = 0

var session_id: int = -1

var searching_for_player: bool = false

# Called when the node enters the scene tree for the first time.
func _ready() -> void:
	server_ip = get_server_ip()
	
	get_parent().multiplayer.connected_to_server.connect(on_connected_ok)
	get_parent().multiplayer.connection_failed.connect(on_connection_failed)
	get_parent().multiplayer.server_disconnected.connect(on_server_disconnected)
	
	reconnect()
	
	$"../Players".connect("player_joined", on_player_joined)
	
func _process(delta: float) -> void:
	if !connected and !connecting:
		reconnection_timer += delta
		if reconnection_timer >= reconnection_delay:
			reconnection_timer = 0
			reconnect()
	if searching_for_player:
		for player in $"../Players".get_children():
			if player.session_id == session_id:
				searching_for_player = false
				$PromptManager.player = player
	
func reconnect() -> void:
	var peer: MultiplayerPeer = WebSocketMultiplayerPeer.new()
	var server_address: String = "ws://%s:%d" % [server_ip, multiplayer_port]
	$ServerIPLabel.text = "Address:" + server_address
	$Label2.text = "Connecting..."
	connecting = true
	error_code = peer.create_client(server_address)
	if error_code:
		$Label2.text = "Failed to connect! Error code %d" %error_code
		return
	get_parent().multiplayer.multiplayer_peer = peer
	
	
func on_connected_ok() -> void:
	session_id = get_session_id()
	$Label2.text = "Connected OK! Session ID: %d" % session_id
	connected = true
	connecting = false
	
	join_game(session_id)
	
func on_connection_failed() -> void:
	$Label2.text = "Connection failed D:"
	connected = false
	connecting = false

func on_server_disconnected() -> void:
	$Label2.text = "Server disconnected!"
	connected = false
	connecting = false
	
func get_server_ip() -> String:
	if OS.has_feature('web'):
		return JavaScriptBridge.eval("window.location.hostname")
	return "127.0.0.1"
	
func get_session_id() -> int:
	if session_id != -1:
		return session_id
	var session_file: FileAccess = FileAccess.open("user://session-id", FileAccess.READ)
	#if session_file != null:
		#var contents: String = session_file.get_as_text()
		#var id: int
		#if !contents.is_empty() and contents.is_valid_int():
			#id = contents.to_int()
			#return id
	var id: int = randi()
	session_file = FileAccess.open("user://session-id", FileAccess.WRITE)
	session_file.store_string("%d" % id )
	return id

func join_game(session_id: int):
	searching_for_player = true
	var player : Player = $"../Players".find_player_by_session_id(session_id)
	#player.claim_authority(session_id)
	
func on_player_joined(player: Player):
	pass