extends Node


const MAX_PLAYERS : int = 2
const PORT : int = 9374

const Arena = preload("res://Scenes/Arena.tscn")

var peer : NetworkedMultiplayerENet = null
var ids = []
var console_output : TextEdit = null
var ready_ids = []
var name_dict = {}
var color_dict = {}

func _ready() -> void:
	peer = NetworkedMultiplayerENet.new()
	peer.create_server( PORT, MAX_PLAYERS )
	get_tree().set_network_peer( peer )
	
	get_tree().connect("network_peer_connected", self, "_peer_connected")
	get_tree().connect("network_peer_disconnected", self, "_peer_disconnected")
	
	console_output = $ConsoleOutput

func console_print(text : String) -> void:
	console_output.text += "\n" + text
	console_output.cursor_set_line(console_output.get_line_count())
	print(text)

func _peer_connected(id : int) -> void:
	if not id:
		return
	ids.append(id)
	self.console_print("Player has connected with id " + String(id))
	if len(ids) == MAX_PLAYERS:
		console_print('Got required players... Ready to start game...')
		peer.refuse_new_connections = true
		rpc('start_game')
	# TODO: When we reach max players -> start the game

func _peer_disconnected(id : int) -> void:
	ids.erase(id)
	self.console_print("Player has disconnected with id " + String(id))

remote func client_ready(id : int) -> void:
	if id in ready_ids:
		return
	ready_ids.append(id)
	if len(ready_ids) == MAX_PLAYERS:
		start_game()

func start_game() -> void:
	var arena = Arena.instance()
	add_child(arena)
	arena.init()
	console_print('Starting Game...')
	send_name_dict()
	send_color_dict()

func send_name_dict() -> void:
	for element in name_dict.keys():
		rpc("add_name_to_dict", element, name_dict[element])

remote func set_display_name(id : int, display_name : String) -> void:
	name_dict[id] = display_name

func send_color_dict() -> void:
	for element in color_dict.keys():
		rpc("add_color_to_dict", element, color_dict[element])

remote func set_player_color(id : int, color : Color) -> void:
	console_print("Setting color of " + String(id) + " to " + String(color))
	color_dict[id] = color

func end_game() -> void:
	$Arena.queue_free()
	console_print("Ending Game...")
	# Reset root node data
	ids = []
	ready_ids = []
	name_dict = {}
	color_dict = {}
	peer.close_connection()
	peer.create_server( PORT, MAX_PLAYERS )
	peer.refuse_new_connections = false

remote func request_exit() -> void:
	console_print("Exit requested...")
	rpc("exit_requested")
	$ExitTimer.start()