[Feature] New Lobby Management System

[Zandor300]

Being able to create lobbies for a specific game and join already existing lobbies. With a specific message, you are also able to get a list of all the lobbies and (when specified with a payload) being able to filter lobbies.

Specific features

• Password protection
• Lobby naming
• Controlled and uncontrolled lobbies (one player being the host or controlled by the server automatically)

Messages Concepts

EMessage_RecvWaitingForPlayers will be the message that joining a lobby was successful and the message to inform about new players in the lobby.

Client -> Server

EMessage_SendJoinLobby

DATA_1: uint32_t(<CLIENT ID>)
DATA_2: uint32_t(<LOBBY ID>)
DATA_3: RakString(<PASSWORD>) (optional; only when lobby is password protected)

EMessage_SendLobbyList

DATA_1: EGame(<GAME>) (optional; if send, lobbies only for the specified game will be shown)

EMessage_SendCreateLobby

DATA_1: uint32_t(<CLIENT ID>)
DATA_2: EGame(<GAME>)
DATA_3: RakString(<NAME>)
DATA_4: RakString(<PASSWORD>) (optional; only when the host wants to password protect it)

EMessage_SendAssignNewHost

Can only be executed by the current host.

DATA_1: uint32_t(<CLIENT ID>)
DATA_1: uint32_t(<LOBBY ID>)
DATA_2: uint32_t(<CLIENT ID OF NEW HOST>)

Server -> Client

EMessage_RecvLobbyList

DATA_1: uint32_t(<LOBBY ID>)
DATA_2: RakString(<NAME>)
DATA_3: uint32_t(<NUM PLAYERS IN LOBBY>)
DATA_4: bool(<PASSWORD PROTECTED Y/N>)

DATA_5...: (above repeating for every lobby)

EMessage_RecvNewHost

For when the original host leaves and a new one will be randomly assigned or when EMessage_SendAssignNewHost is executed.

DATA_1: uint32_t(<LOBBY ID>)
DATA_2: uint32_t(<CLIENT ID OF NEW HOST>)

Errors

• EServerError_InvalidLobbyPassword

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What do you think?