176 lines
5.2 KiB
GDScript
176 lines
5.2 KiB
GDScript
extends Node
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@onready var player_scene: PackedScene = preload("res://player/Player.tscn")
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var players: Array[int] = []
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var steam_id: int = 0
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var steam_username: String = ""
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var lobby_id: int = 0
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var steam_initialized: bool = false
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var steam_app_id: int = 480
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var peer: SteamMultiplayerPeer
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func _ready() -> void:
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OS.set_environment("SteamAppId", str(steam_app_id))
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OS.set_environment("SteamGameId", str(steam_app_id))
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steam_initialized = init_steam()
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if not steam_initialized:
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print("!!! Steam did not initialize. Multiplayer will be disabled.")
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return
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Steam.lobby_created.connect(_on_lobby_created)
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Steam.lobby_joined.connect(_on_lobby_joined)
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Steam.lobby_chat_update.connect(_on_lobby_chat_update)
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Steam.p2p_session_request.connect(_on_p2p_session_request)
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Steam.join_requested.connect(_on_lobby_join_requested)
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multiplayer.peer_connected.connect(_on_peer_connected)
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multiplayer.peer_disconnected.connect(_on_peer_disconnected)
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multiplayer.connected_to_server.connect(_on_connected_to_server)
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multiplayer.connection_failed.connect(_on_connection_failed)
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check_command_line()
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multiplayer.server_relay = true
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func _process(delta):
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if not steam_initialized:
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return
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Steam.run_callbacks()
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func create_lobby():
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print("[HOST] 1. Attempting to create lobby...")
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Steam.createLobby(Steam.LOBBY_TYPE_FRIENDS_ONLY, 4)
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func _on_lobby_created(connect: int, this_lobby_id: int):
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if connect != 1:
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print("[HOST] !!! Lobby creation failed.")
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return
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lobby_id = this_lobby_id
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print("[HOST] 2. Lobby created successfully (ID: %s)." % lobby_id)
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Steam.setLobbyJoinable(lobby_id, true)
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Steam.setLobbyData(lobby_id, "name", steam_username + "'s Lobby")
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setup_multiplayer_peer(true)
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print("[HOST] 3. Multiplayer host started (My Peer ID is always 1).")
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#players.append(peer.get)
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GameManager.request_server_to_spawn_player.rpc_id(1, 1, steam_username)
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func join_lobby(this_lobby_id: int):
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print("[CLIENT] 1. Attempting to join lobby (ID: %s)..." % this_lobby_id)
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Steam.joinLobby(this_lobby_id)
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func _on_lobby_join_requested(this_lobby_id: int, friend_id: int) -> void:
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print("[CLIENT] 1. Attempting to join lobby (ID: %s)..." % this_lobby_id)
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join_lobby(this_lobby_id)
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func _on_lobby_joined(this_lobby_id: int, _p, _l, response: int):
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if response != Steam.CHAT_ROOM_ENTER_RESPONSE_SUCCESS:
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print("[CLIENT] !!! Failed to join lobby: %s" % get_join_fail_reason(response))
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return
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lobby_id = this_lobby_id
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print("[CLIENT] 2. Successfully joined Steam lobby.")
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if Steam.getLobbyOwner(lobby_id) != steam_id:
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print("[CLIENT] 3. I am a client, creating multiplayer peer to connect to host.")
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setup_multiplayer_peer(false)
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func _on_connected_to_server():
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print("[CLIENT] 4. Successfully connected to host's multiplayer peer.")
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print("[CLIENT] 5. Sending my info to the server for registration...")
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GameManager.request_server_to_spawn_player.rpc_id(1, multiplayer.get_unique_id(), steam_username)
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func _on_p2p_session_request(steam_id_remote: int) -> void:
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print("[P2P] ==> Session request from: %s. Accepting." % steam_id_remote)
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Steam.acceptP2PSessionWithUser(steam_id_remote)
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func init_steam() -> bool:
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var response: Dictionary = Steam.steamInitEx()
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if response['status'] > 0:
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print("!!! Failed to init steam! Code: %s " % response)
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return false
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steam_id = Steam.getSteamID()
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steam_username = Steam.getPersonaName()
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print("Steam initialized successfully for %s (ID: %s)." % [steam_username, steam_id])
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return true
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func setup_multiplayer_peer(is_host: bool = false) -> void:
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if multiplayer.multiplayer_peer and multiplayer.multiplayer_peer.get_connection_status() != MultiplayerPeer.CONNECTION_DISCONNECTED:
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multiplayer.multiplayer_peer.close()
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peer = SteamMultiplayerPeer.new()
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if is_host:
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peer.create_host(0)
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else:
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var host_id = Steam.getLobbyOwner(lobby_id)
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peer.create_client(host_id, 0)
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multiplayer.multiplayer_peer = peer
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func _on_peer_connected(id: int):
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print("[INFO] Peer %s has established a multiplayer session." % id)
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#players.append()
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func _on_peer_disconnected(id: int):
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print("[INFO] Peer %s has disconnected." % id)
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if players.has(id):
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#players[id].queue_free()
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players.erase(id)
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func _on_connection_failed() -> void:
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print("[CLIENT] !!! Connection to the host failed.")
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func _on_lobby_chat_update(_l_id, user_changed_id: int, _u_m_c_id, chat_state: int):
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var state_string = "UNKNOWN"
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match chat_state:
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Steam.CHAT_MEMBER_STATE_CHANGE_ENTERED: state_string = "ENTERED"
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Steam.CHAT_MEMBER_STATE_CHANGE_LEFT: state_string = "LEFT"
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Steam.CHAT_MEMBER_STATE_CHANGE_DISCONNECTED: state_string = "DISCONNECTED"
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print("[LOBBY INFO] User %s has %s the lobby." % [user_changed_id, state_string])
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func check_command_line() -> void:
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var args: Array = OS.get_cmdline_args()
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if args.size() > 1 and args[0] == "+connect_lobby":
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if int(args[1]) > 0:
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print("[CMD] Command line join request for lobby ID: %s" % args[1])
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join_lobby(int(args[1]))
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func get_join_fail_reason(response: int) -> String:
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match response:
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1: return "Doesnt Exist"
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2: return "Not Allowed"
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3: return "Full"
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4: return "Error"
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5: return "Banned"
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6: return "Limited"
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7: return "Clan Disabled"
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8: return "Community Ban"
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9: return "Member Blocked You"
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10: return "You Blocked Member"
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_: return "Unknown Reason"
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