initial commit

Server/Scenes/Matchmaking/Networking/Networking_sync.gd

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+extends Node
+# {game_id:[_game_id, _game_name, _max_players, _player_list]} # player_list is a dict
+# {game_id:[_game_id, _game_name, _max_players, {player_id:[_player_name, _player_id, _game_id, _is_host]}]}
+var _open_games = {}
+
+var _players_online = []
+
+remote func get_open_games_from_server(id):
+	rpc_id(id, "update_open_games", _open_games)
+
+remote func add_game_to_game_list(game_id, game_information, host_player):
+	_open_games[game_id] = game_information
+	add_player_to_open_game(game_id, host_player)
+	get_open_games_from_server(game_id)
+
+remote func join_open_game(game_id, player_information):
+	add_player_to_open_game(game_id, player_information)
+
+func add_player_to_open_game(game_id, player_information):
+	_open_games[game_id][3][player_information[1]] = player_information
+
+remote func remove_player_from_open_game(game_id, player_id):
+	_open_games[game_id][3].erase(player_id)
+
+remote func remove_game_from_game_list(game_id):
+	_open_games.erase(game_id)

Server/Scenes/Matchmaking/Networking/Networking_sync.tscn

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+[gd_scene load_steps=2 format=2]
+
+[ext_resource path="res://Scenes/Matchmaking/Networking/Networking_sync.gd" type="Script" id=1]
+
+[node name="Networking" type="Node"]
+script = ExtResource( 1 )

Server/Scenes/Matchmaking/Server/Server.gd

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+extends Node
+
+const SERVER_PORT = 14600
+const MAX_PLAYERS = 1000
+
+func _ready():
+	get_tree().connect("network_peer_connected", self, "_player_connected")
+	get_tree().connect("network_peer_disconnected", self, "_player_disconnected")
+	start_server()
+
+func start_server():
+	print("Try to start the server.")
+	var peer = NetworkedMultiplayerENet.new()
+	var result = peer.create_server(SERVER_PORT, MAX_PLAYERS)
+	
+	if result != OK:
+		print("Failed creating the server.")
+		return
+	else:
+		print("Created the server.")
+	
+	get_tree().set_network_peer(peer)
+
+func _player_connected(id):
+	print(str(id) + " connected to server.")
+	NetworkingSync._players_online.append(id)
+
+func _player_disconnected(id):
+	print(str(id) + " left the game.")
+	NetworkingSync._players_online.erase(id)
+	if id in NetworkingSync._open_games:
+		NetworkingSync.remove_game_from_game_list(id)

Server/Scenes/Matchmaking/Server/Server.tscn

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+[gd_scene load_steps=2 format=2]
+
+[ext_resource path="res://Scenes/Matchmaking/Server/Server.gd" type="Script" id=1]
+
+[node name="Server" type="Node"]
+script = ExtResource( 1 )