mirror of
https://github.com/ppy/osu.git
synced 2024-09-24 04:07:26 +08:00
642 lines
26 KiB
C#
642 lines
26 KiB
C#
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
|
|
// See the LICENCE file in the repository root for full licence text.
|
|
|
|
using System;
|
|
using System.Collections.Generic;
|
|
using System.Diagnostics;
|
|
using System.Linq;
|
|
using System.Threading.Tasks;
|
|
using MessagePack;
|
|
using osu.Framework.Allocation;
|
|
using osu.Framework.Bindables;
|
|
using osu.Framework.Extensions;
|
|
using osu.Game.Online;
|
|
using osu.Game.Online.API;
|
|
using osu.Game.Online.API.Requests.Responses;
|
|
using osu.Game.Online.Multiplayer;
|
|
using osu.Game.Online.Multiplayer.MatchTypes.TeamVersus;
|
|
using osu.Game.Online.Rooms;
|
|
using osu.Game.Rulesets.Mods;
|
|
|
|
namespace osu.Game.Tests.Visual.Multiplayer
|
|
{
|
|
/// <summary>
|
|
/// A <see cref="MultiplayerClient"/> for use in multiplayer test scenes. Should generally not be used by itself outside of a <see cref="MultiplayerTestScene"/>.
|
|
/// </summary>
|
|
public partial class TestMultiplayerClient : MultiplayerClient
|
|
{
|
|
public override IBindable<bool> IsConnected => isConnected;
|
|
private readonly Bindable<bool> isConnected = new Bindable<bool>(true);
|
|
|
|
/// <summary>
|
|
/// The local client's <see cref="Room"/>. This is not always equivalent to the server-side room.
|
|
/// </summary>
|
|
public Room? ClientAPIRoom => base.APIRoom;
|
|
|
|
/// <summary>
|
|
/// The local client's <see cref="MultiplayerRoom"/>. This is not always equivalent to the server-side room.
|
|
/// </summary>
|
|
public MultiplayerRoom? ClientRoom => base.Room;
|
|
|
|
/// <summary>
|
|
/// The server's <see cref="Room"/>. This is always up-to-date.
|
|
/// </summary>
|
|
public Room? ServerAPIRoom { get; private set; }
|
|
|
|
/// <summary>
|
|
/// The server's <see cref="MultiplayerRoom"/>. This is always up-to-date.
|
|
/// </summary>
|
|
public MultiplayerRoom? ServerRoom { get; private set; }
|
|
|
|
[Obsolete]
|
|
protected new Room APIRoom => throw new InvalidOperationException($"Accessing the client-side API room via {nameof(TestMultiplayerClient)} is unsafe. "
|
|
+ $"Use {nameof(ClientAPIRoom)} if this was intended.");
|
|
|
|
[Obsolete]
|
|
public new MultiplayerRoom Room => throw new InvalidOperationException($"Accessing the client-side room via {nameof(TestMultiplayerClient)} is unsafe. "
|
|
+ $"Use {nameof(ClientRoom)} if this was intended.");
|
|
|
|
public new MultiplayerRoomUser? LocalUser => ServerRoom?.Users.SingleOrDefault(u => u.User?.Id == API.LocalUser.Value.Id);
|
|
|
|
public Action<MultiplayerRoom>? RoomSetupAction;
|
|
|
|
public bool RoomJoined { get; private set; }
|
|
|
|
[Resolved]
|
|
private IAPIProvider api { get; set; } = null!;
|
|
|
|
private readonly TestMultiplayerRoomManager roomManager;
|
|
|
|
private MultiplayerPlaylistItem? currentItem => ServerRoom?.Playlist[currentIndex];
|
|
private int currentIndex;
|
|
private long lastPlaylistItemId;
|
|
|
|
public TestMultiplayerClient(TestMultiplayerRoomManager roomManager)
|
|
{
|
|
this.roomManager = roomManager;
|
|
}
|
|
|
|
public void Connect() => isConnected.Value = true;
|
|
|
|
public void Disconnect() => isConnected.Value = false;
|
|
|
|
public MultiplayerRoomUser AddUser(APIUser user, bool markAsPlaying = false)
|
|
=> AddUser(new MultiplayerRoomUser(user.Id) { User = user }, markAsPlaying);
|
|
|
|
public MultiplayerRoomUser AddUser(MultiplayerRoomUser roomUser, bool markAsPlaying = false)
|
|
{
|
|
addUser(roomUser);
|
|
|
|
if (markAsPlaying)
|
|
PlayingUserIds.Add(roomUser.UserID);
|
|
|
|
return roomUser;
|
|
}
|
|
|
|
public void TestAddUnresolvedUser() => addUser(new MultiplayerRoomUser(TestUserLookupCache.UNRESOLVED_USER_ID));
|
|
|
|
private void addUser(MultiplayerRoomUser user)
|
|
{
|
|
Debug.Assert(ServerRoom != null);
|
|
|
|
ServerRoom.Users.Add(user);
|
|
((IMultiplayerClient)this).UserJoined(clone(user)).WaitSafely();
|
|
|
|
switch (ServerRoom?.MatchState)
|
|
{
|
|
case TeamVersusRoomState teamVersus:
|
|
// simulate the server's automatic assignment of users to teams on join.
|
|
// the "best" team is the one with the least users on it.
|
|
int bestTeam = teamVersus.Teams
|
|
.Select(team => (teamID: team.ID, userCount: ServerRoom.Users.Count(u => (u.MatchState as TeamVersusUserState)?.TeamID == team.ID))).MinBy(pair => pair.userCount).teamID;
|
|
|
|
user.MatchState = new TeamVersusUserState { TeamID = bestTeam };
|
|
((IMultiplayerClient)this).MatchUserStateChanged(clone(user.UserID), clone(user.MatchState)).WaitSafely();
|
|
break;
|
|
}
|
|
}
|
|
|
|
public void RemoveUser(APIUser user)
|
|
{
|
|
Debug.Assert(ServerRoom != null);
|
|
|
|
ServerRoom.Users.Remove(ServerRoom.Users.Single(u => u.UserID == user.Id));
|
|
((IMultiplayerClient)this).UserLeft(clone(new MultiplayerRoomUser(user.Id)));
|
|
|
|
if (ServerRoom.Users.Any())
|
|
TransferHost(ServerRoom.Users.First().UserID);
|
|
}
|
|
|
|
public void ChangeRoomState(MultiplayerRoomState newState)
|
|
{
|
|
Debug.Assert(ServerRoom != null);
|
|
|
|
ServerRoom.State = clone(newState);
|
|
|
|
((IMultiplayerClient)this).RoomStateChanged(clone(ServerRoom.State));
|
|
}
|
|
|
|
public void ChangeUserState(int userId, MultiplayerUserState newState)
|
|
{
|
|
Debug.Assert(ServerRoom != null);
|
|
|
|
var user = ServerRoom.Users.Single(u => u.UserID == userId);
|
|
user.State = clone(newState);
|
|
|
|
((IMultiplayerClient)this).UserStateChanged(clone(userId), clone(user.State));
|
|
|
|
updateRoomStateIfRequired();
|
|
}
|
|
|
|
private void updateRoomStateIfRequired()
|
|
{
|
|
Debug.Assert(ServerRoom != null);
|
|
|
|
switch (ServerRoom.State)
|
|
{
|
|
case MultiplayerRoomState.Open:
|
|
break;
|
|
|
|
case MultiplayerRoomState.WaitingForLoad:
|
|
if (ServerRoom.Users.All(u => u.State != MultiplayerUserState.WaitingForLoad))
|
|
{
|
|
var loadedUsers = ServerRoom.Users.Where(u => u.State == MultiplayerUserState.Loaded).ToArray();
|
|
|
|
if (loadedUsers.Length == 0)
|
|
{
|
|
// all users have bailed from the load sequence. cancel the game start.
|
|
ChangeRoomState(MultiplayerRoomState.Open);
|
|
return;
|
|
}
|
|
|
|
foreach (var u in ServerRoom.Users.Where(u => u.State == MultiplayerUserState.Loaded))
|
|
ChangeUserState(u.UserID, MultiplayerUserState.Playing);
|
|
|
|
((IMultiplayerClient)this).GameplayStarted();
|
|
|
|
ChangeRoomState(MultiplayerRoomState.Playing);
|
|
}
|
|
|
|
break;
|
|
|
|
case MultiplayerRoomState.Playing:
|
|
if (ServerRoom.Users.All(u => u.State != MultiplayerUserState.Playing))
|
|
{
|
|
foreach (var u in ServerRoom.Users.Where(u => u.State == MultiplayerUserState.FinishedPlay))
|
|
ChangeUserState(u.UserID, MultiplayerUserState.Results);
|
|
|
|
ChangeRoomState(MultiplayerRoomState.Open);
|
|
((IMultiplayerClient)this).ResultsReady();
|
|
|
|
FinishCurrentItem().WaitSafely();
|
|
}
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
public void ChangeUserBeatmapAvailability(int userId, BeatmapAvailability newBeatmapAvailability)
|
|
{
|
|
Debug.Assert(ServerRoom != null);
|
|
|
|
var user = ServerRoom.Users.Single(u => u.UserID == userId);
|
|
user.BeatmapAvailability = newBeatmapAvailability;
|
|
|
|
((IMultiplayerClient)this).UserBeatmapAvailabilityChanged(clone(userId), clone(user.BeatmapAvailability));
|
|
}
|
|
|
|
protected override async Task<MultiplayerRoom> JoinRoom(long roomId, string? password = null)
|
|
{
|
|
roomId = clone(roomId);
|
|
password = clone(password);
|
|
|
|
ServerAPIRoom = roomManager.ServerSideRooms.Single(r => r.RoomID.Value == roomId);
|
|
|
|
if (password != ServerAPIRoom.Password.Value)
|
|
throw new InvalidOperationException("Invalid password.");
|
|
|
|
lastPlaylistItemId = ServerAPIRoom.Playlist.Max(item => item.ID);
|
|
|
|
var localUser = new MultiplayerRoomUser(api.LocalUser.Value.Id)
|
|
{
|
|
User = api.LocalUser.Value
|
|
};
|
|
|
|
ServerRoom = new MultiplayerRoom(roomId)
|
|
{
|
|
Settings =
|
|
{
|
|
Name = ServerAPIRoom.Name.Value,
|
|
MatchType = ServerAPIRoom.Type.Value,
|
|
Password = password,
|
|
QueueMode = ServerAPIRoom.QueueMode.Value,
|
|
AutoStartDuration = ServerAPIRoom.AutoStartDuration.Value
|
|
},
|
|
Playlist = ServerAPIRoom.Playlist.Select(item => new MultiplayerPlaylistItem(item)).ToList(),
|
|
Users = { localUser },
|
|
Host = localUser
|
|
};
|
|
|
|
await updatePlaylistOrder(ServerRoom).ConfigureAwait(false);
|
|
await updateCurrentItem(ServerRoom, false).ConfigureAwait(false);
|
|
|
|
RoomSetupAction?.Invoke(ServerRoom);
|
|
RoomSetupAction = null;
|
|
|
|
return clone(ServerRoom);
|
|
}
|
|
|
|
protected override void OnRoomJoined()
|
|
{
|
|
Debug.Assert(ServerRoom != null);
|
|
|
|
// emulate the server sending this after the join room. scheduler required to make sure the join room event is fired first (in Join).
|
|
changeMatchType(ServerRoom.Settings.MatchType).WaitSafely();
|
|
|
|
RoomJoined = true;
|
|
}
|
|
|
|
protected override Task LeaveRoomInternal()
|
|
{
|
|
RoomJoined = false;
|
|
return Task.CompletedTask;
|
|
}
|
|
|
|
public override Task TransferHost(int userId)
|
|
{
|
|
userId = clone(userId);
|
|
|
|
Debug.Assert(ServerRoom != null);
|
|
|
|
ServerRoom.Host = ServerRoom.Users.Single(u => u.UserID == userId);
|
|
|
|
return ((IMultiplayerClient)this).HostChanged(clone(userId));
|
|
}
|
|
|
|
public override Task KickUser(int userId)
|
|
{
|
|
userId = clone(userId);
|
|
|
|
Debug.Assert(ServerRoom != null);
|
|
|
|
var user = ServerRoom.Users.Single(u => u.UserID == userId);
|
|
ServerRoom.Users.Remove(user);
|
|
|
|
return ((IMultiplayerClient)this).UserKicked(clone(user));
|
|
}
|
|
|
|
public override async Task ChangeSettings(MultiplayerRoomSettings settings)
|
|
{
|
|
settings = clone(settings);
|
|
|
|
Debug.Assert(ServerRoom != null);
|
|
Debug.Assert(currentItem != null);
|
|
|
|
// Server is authoritative for the time being.
|
|
settings.PlaylistItemId = ServerRoom.Settings.PlaylistItemId;
|
|
ServerRoom.Settings = settings;
|
|
|
|
await changeQueueMode(settings.QueueMode).ConfigureAwait(false);
|
|
|
|
await ((IMultiplayerClient)this).SettingsChanged(clone(settings)).ConfigureAwait(false);
|
|
|
|
foreach (var user in ServerRoom.Users.Where(u => u.State == MultiplayerUserState.Ready))
|
|
ChangeUserState(user.UserID, MultiplayerUserState.Idle);
|
|
|
|
await changeMatchType(settings.MatchType).ConfigureAwait(false);
|
|
updateRoomStateIfRequired();
|
|
}
|
|
|
|
public override Task ChangeState(MultiplayerUserState newState)
|
|
{
|
|
newState = clone(newState);
|
|
|
|
if (newState == MultiplayerUserState.Idle && LocalUser?.State == MultiplayerUserState.WaitingForLoad)
|
|
return Task.CompletedTask;
|
|
|
|
ChangeUserState(api.LocalUser.Value.Id, clone(newState));
|
|
return Task.CompletedTask;
|
|
}
|
|
|
|
public override Task ChangeBeatmapAvailability(BeatmapAvailability newBeatmapAvailability)
|
|
{
|
|
ChangeUserBeatmapAvailability(api.LocalUser.Value.Id, clone(newBeatmapAvailability));
|
|
return Task.CompletedTask;
|
|
}
|
|
|
|
public void ChangeUserMods(int userId, IEnumerable<Mod> newMods)
|
|
=> ChangeUserMods(userId, newMods.Select(m => new APIMod(m)));
|
|
|
|
public void ChangeUserMods(int userId, IEnumerable<APIMod> newMods)
|
|
{
|
|
Debug.Assert(ServerRoom != null);
|
|
|
|
var user = ServerRoom.Users.Single(u => u.UserID == userId);
|
|
user.Mods = newMods.ToArray();
|
|
|
|
((IMultiplayerClient)this).UserModsChanged(clone(userId), clone(user.Mods));
|
|
}
|
|
|
|
public override Task ChangeUserMods(IEnumerable<APIMod> newMods)
|
|
{
|
|
ChangeUserMods(api.LocalUser.Value.Id, clone(newMods));
|
|
return Task.CompletedTask;
|
|
}
|
|
|
|
public override async Task SendMatchRequest(MatchUserRequest request)
|
|
{
|
|
request = clone(request);
|
|
|
|
Debug.Assert(ServerRoom != null);
|
|
Debug.Assert(LocalUser != null);
|
|
|
|
switch (request)
|
|
{
|
|
case ChangeTeamRequest changeTeam:
|
|
|
|
TeamVersusRoomState roomState = (TeamVersusRoomState)ServerRoom.MatchState!;
|
|
TeamVersusUserState userState = (TeamVersusUserState)LocalUser.MatchState!;
|
|
|
|
var targetTeam = roomState.Teams.FirstOrDefault(t => t.ID == changeTeam.TeamID);
|
|
|
|
if (targetTeam != null)
|
|
{
|
|
userState.TeamID = targetTeam.ID;
|
|
|
|
await ((IMultiplayerClient)this).MatchUserStateChanged(clone(LocalUser.UserID), clone(userState)).ConfigureAwait(false);
|
|
}
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
public override Task StartMatch()
|
|
{
|
|
Debug.Assert(ServerRoom != null);
|
|
|
|
ChangeRoomState(MultiplayerRoomState.WaitingForLoad);
|
|
foreach (var user in ServerRoom.Users.Where(u => u.State == MultiplayerUserState.Ready))
|
|
ChangeUserState(user.UserID, MultiplayerUserState.WaitingForLoad);
|
|
|
|
return ((IMultiplayerClient)this).LoadRequested();
|
|
}
|
|
|
|
public override Task AbortGameplay()
|
|
{
|
|
Debug.Assert(LocalUser != null);
|
|
|
|
ChangeUserState(LocalUser.UserID, MultiplayerUserState.Idle);
|
|
|
|
return Task.CompletedTask;
|
|
}
|
|
|
|
public async Task AddUserPlaylistItem(int userId, MultiplayerPlaylistItem item)
|
|
{
|
|
Debug.Assert(ServerRoom != null);
|
|
Debug.Assert(currentItem != null);
|
|
|
|
if (ServerRoom.Settings.QueueMode == QueueMode.HostOnly && ServerRoom.Host?.UserID != LocalUser?.UserID)
|
|
throw new InvalidOperationException("Local user is not the room host.");
|
|
|
|
item.OwnerID = userId;
|
|
|
|
await addItem(item).ConfigureAwait(false);
|
|
await updateCurrentItem(ServerRoom).ConfigureAwait(false);
|
|
updateRoomStateIfRequired();
|
|
}
|
|
|
|
public override Task AddPlaylistItem(MultiplayerPlaylistItem item) => AddUserPlaylistItem(api.LocalUser.Value.OnlineID, clone(item));
|
|
|
|
public async Task EditUserPlaylistItem(int userId, MultiplayerPlaylistItem item)
|
|
{
|
|
Debug.Assert(ServerRoom != null);
|
|
Debug.Assert(currentItem != null);
|
|
Debug.Assert(ServerAPIRoom != null);
|
|
|
|
item.OwnerID = userId;
|
|
|
|
var existingItem = ServerRoom.Playlist.SingleOrDefault(i => i.ID == item.ID);
|
|
|
|
if (existingItem == null)
|
|
throw new InvalidOperationException("Attempted to change an item that doesn't exist.");
|
|
|
|
if (existingItem.OwnerID != userId && ServerRoom.Host?.UserID != LocalUser?.UserID)
|
|
throw new InvalidOperationException("Attempted to change an item which is not owned by the user.");
|
|
|
|
if (existingItem.Expired)
|
|
throw new InvalidOperationException("Attempted to change an item which has already been played.");
|
|
|
|
// Ensure the playlist order doesn't change.
|
|
item.PlaylistOrder = existingItem.PlaylistOrder;
|
|
|
|
ServerRoom.Playlist[ServerRoom.Playlist.IndexOf(existingItem)] = item;
|
|
ServerAPIRoom.Playlist[ServerAPIRoom.Playlist.IndexOf(ServerAPIRoom.Playlist.Single(i => i.ID == item.ID))] = new PlaylistItem(item);
|
|
|
|
await ((IMultiplayerClient)this).PlaylistItemChanged(clone(item)).ConfigureAwait(false);
|
|
}
|
|
|
|
public override Task EditPlaylistItem(MultiplayerPlaylistItem item) => EditUserPlaylistItem(api.LocalUser.Value.OnlineID, clone(item));
|
|
|
|
public async Task RemoveUserPlaylistItem(int userId, long playlistItemId)
|
|
{
|
|
Debug.Assert(ServerRoom != null);
|
|
Debug.Assert(ServerAPIRoom != null);
|
|
|
|
var item = ServerRoom.Playlist.FirstOrDefault(i => i.ID == playlistItemId);
|
|
|
|
if (item == null)
|
|
throw new InvalidOperationException("Item does not exist in the room.");
|
|
|
|
if (item == currentItem)
|
|
throw new InvalidOperationException("The room's current item cannot be removed.");
|
|
|
|
if (item.OwnerID != userId)
|
|
throw new InvalidOperationException("Attempted to remove an item which is not owned by the user.");
|
|
|
|
if (item.Expired)
|
|
throw new InvalidOperationException("Attempted to remove an item which has already been played.");
|
|
|
|
ServerRoom.Playlist.Remove(item);
|
|
ServerAPIRoom.Playlist.RemoveAll(i => i.ID == item.ID);
|
|
await ((IMultiplayerClient)this).PlaylistItemRemoved(clone(playlistItemId)).ConfigureAwait(false);
|
|
|
|
await updateCurrentItem(ServerRoom).ConfigureAwait(false);
|
|
updateRoomStateIfRequired();
|
|
}
|
|
|
|
public override Task RemovePlaylistItem(long playlistItemId) => RemoveUserPlaylistItem(api.LocalUser.Value.OnlineID, clone(playlistItemId));
|
|
|
|
private async Task changeMatchType(MatchType type)
|
|
{
|
|
Debug.Assert(ServerRoom != null);
|
|
|
|
switch (type)
|
|
{
|
|
case MatchType.HeadToHead:
|
|
ServerRoom.MatchState = null;
|
|
await ((IMultiplayerClient)this).MatchRoomStateChanged(clone(ServerRoom.MatchState)).ConfigureAwait(false);
|
|
|
|
foreach (var user in ServerRoom.Users)
|
|
{
|
|
user.MatchState = null;
|
|
await ((IMultiplayerClient)this).MatchUserStateChanged(clone(user.UserID), clone(user.MatchState)).ConfigureAwait(false);
|
|
}
|
|
|
|
break;
|
|
|
|
case MatchType.TeamVersus:
|
|
ServerRoom.MatchState = TeamVersusRoomState.CreateDefault();
|
|
await ((IMultiplayerClient)this).MatchRoomStateChanged(clone(ServerRoom.MatchState)).ConfigureAwait(false);
|
|
|
|
foreach (var user in ServerRoom.Users)
|
|
{
|
|
user.MatchState = new TeamVersusUserState();
|
|
await ((IMultiplayerClient)this).MatchUserStateChanged(clone(user.UserID), clone(user.MatchState)).ConfigureAwait(false);
|
|
}
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
private async Task changeQueueMode(QueueMode newMode)
|
|
{
|
|
Debug.Assert(ServerRoom != null);
|
|
Debug.Assert(currentItem != null);
|
|
|
|
// When changing to host-only mode, ensure that at least one non-expired playlist item exists by duplicating the current item.
|
|
if (newMode == QueueMode.HostOnly && ServerRoom.Playlist.All(item => item.Expired))
|
|
await duplicateCurrentItem().ConfigureAwait(false);
|
|
|
|
await updatePlaylistOrder(ServerRoom).ConfigureAwait(false);
|
|
await updateCurrentItem(ServerRoom).ConfigureAwait(false);
|
|
}
|
|
|
|
public async Task FinishCurrentItem()
|
|
{
|
|
Debug.Assert(ServerRoom != null);
|
|
Debug.Assert(currentItem != null);
|
|
|
|
// Expire the current playlist item.
|
|
currentItem.Expired = true;
|
|
currentItem.PlayedAt = DateTimeOffset.Now;
|
|
|
|
await ((IMultiplayerClient)this).PlaylistItemChanged(clone(currentItem)).ConfigureAwait(false);
|
|
await updatePlaylistOrder(ServerRoom).ConfigureAwait(false);
|
|
|
|
// In host-only mode, a duplicate playlist item will be used for the next round.
|
|
if (ServerRoom.Settings.QueueMode == QueueMode.HostOnly && ServerRoom.Playlist.All(item => item.Expired))
|
|
await duplicateCurrentItem().ConfigureAwait(false);
|
|
|
|
await updateCurrentItem(ServerRoom).ConfigureAwait(false);
|
|
}
|
|
|
|
private async Task duplicateCurrentItem()
|
|
{
|
|
Debug.Assert(currentItem != null);
|
|
|
|
await addItem(new MultiplayerPlaylistItem
|
|
{
|
|
BeatmapID = currentItem.BeatmapID,
|
|
BeatmapChecksum = currentItem.BeatmapChecksum,
|
|
RulesetID = currentItem.RulesetID,
|
|
RequiredMods = currentItem.RequiredMods,
|
|
AllowedMods = currentItem.AllowedMods
|
|
}).ConfigureAwait(false);
|
|
}
|
|
|
|
private async Task addItem(MultiplayerPlaylistItem item)
|
|
{
|
|
Debug.Assert(ServerRoom != null);
|
|
Debug.Assert(ServerAPIRoom != null);
|
|
|
|
item.ID = ++lastPlaylistItemId;
|
|
|
|
ServerRoom.Playlist.Add(item);
|
|
ServerAPIRoom.Playlist.Add(new PlaylistItem(item));
|
|
await ((IMultiplayerClient)this).PlaylistItemAdded(clone(item)).ConfigureAwait(false);
|
|
|
|
await updatePlaylistOrder(ServerRoom).ConfigureAwait(false);
|
|
}
|
|
|
|
private IEnumerable<MultiplayerPlaylistItem> upcomingItems => ServerRoom?.Playlist.Where(i => !i.Expired).OrderBy(i => i.PlaylistOrder) ?? Enumerable.Empty<MultiplayerPlaylistItem>();
|
|
|
|
private async Task updateCurrentItem(MultiplayerRoom room, bool notify = true)
|
|
{
|
|
Debug.Assert(ServerRoom != null);
|
|
|
|
// Pick the next non-expired playlist item by playlist order, or default to the most-recently-expired item.
|
|
MultiplayerPlaylistItem nextItem = upcomingItems.FirstOrDefault() ?? ServerRoom.Playlist.OrderByDescending(i => i.PlayedAt).First();
|
|
|
|
currentIndex = ServerRoom.Playlist.IndexOf(nextItem);
|
|
|
|
long lastItem = room.Settings.PlaylistItemId;
|
|
room.Settings.PlaylistItemId = nextItem.ID;
|
|
|
|
if (notify && nextItem.ID != lastItem)
|
|
await ((IMultiplayerClient)this).SettingsChanged(clone(room.Settings)).ConfigureAwait(false);
|
|
}
|
|
|
|
private async Task updatePlaylistOrder(MultiplayerRoom room)
|
|
{
|
|
Debug.Assert(ServerRoom != null);
|
|
Debug.Assert(ServerAPIRoom != null);
|
|
|
|
List<MultiplayerPlaylistItem> orderedActiveItems;
|
|
|
|
switch (room.Settings.QueueMode)
|
|
{
|
|
default:
|
|
orderedActiveItems = ServerRoom.Playlist.Where(item => !item.Expired).OrderBy(item => item.ID).ToList();
|
|
break;
|
|
|
|
case QueueMode.AllPlayersRoundRobin:
|
|
var itemsByPriority = new List<(MultiplayerPlaylistItem item, int priority)>();
|
|
|
|
// Assign a priority for items from each user, starting from 0 and increasing in order which the user added the items.
|
|
foreach (var group in ServerRoom.Playlist.Where(item => !item.Expired).OrderBy(item => item.ID).GroupBy(item => item.OwnerID))
|
|
{
|
|
int priority = 0;
|
|
itemsByPriority.AddRange(group.Select(item => (item, priority++)));
|
|
}
|
|
|
|
orderedActiveItems = itemsByPriority
|
|
// Order by each user's priority.
|
|
.OrderBy(i => i.priority)
|
|
// Many users will have the same priority of items, so attempt to break the tie by maintaining previous ordering.
|
|
// Suppose there are two users: User1 and User2. User1 adds two items, and then User2 adds a third. If the previous order is not maintained,
|
|
// then after playing the first item by User1, their second item will become priority=0 and jump to the front of the queue (because it was added first).
|
|
.ThenBy(i => i.item.PlaylistOrder)
|
|
// If there are still ties (normally shouldn't happen), break ties by making items added earlier go first.
|
|
// This could happen if e.g. the item orders get reset.
|
|
.ThenBy(i => i.item.ID)
|
|
.Select(i => i.item)
|
|
.ToList();
|
|
|
|
break;
|
|
}
|
|
|
|
for (int i = 0; i < orderedActiveItems.Count; i++)
|
|
{
|
|
var item = orderedActiveItems[i];
|
|
|
|
if (item.PlaylistOrder == i)
|
|
continue;
|
|
|
|
item.PlaylistOrder = (ushort)i;
|
|
|
|
await ((IMultiplayerClient)this).PlaylistItemChanged(clone(item)).ConfigureAwait(false);
|
|
}
|
|
|
|
// Also ensure that the API room's playlist is correct.
|
|
foreach (var item in ServerAPIRoom.Playlist)
|
|
item.PlaylistOrder = ServerRoom.Playlist.Single(i => i.ID == item.ID).PlaylistOrder;
|
|
}
|
|
|
|
private T clone<T>(T incoming)
|
|
{
|
|
byte[]? serialized = MessagePackSerializer.Serialize(typeof(T), incoming, SignalRUnionWorkaroundResolver.OPTIONS);
|
|
return MessagePackSerializer.Deserialize<T>(serialized, SignalRUnionWorkaroundResolver.OPTIONS);
|
|
}
|
|
}
|
|
}
|