Files
LuaCsForBarotraumaEP/Barotrauma/BarotraumaServer/ServerSource/Networking/Voting.cs
2023-10-30 17:38:29 +02:00

485 lines
20 KiB
C#

using Barotrauma.Networking;
using System;
using System.Collections.Generic;
using System.Linq;
namespace Barotrauma
{
partial class Voting
{
public interface IVote
{
public Client VoteStarter { get; }
public VoteType VoteType { get; }
public float Timer { get; set; }
public VoteState State { get; set; }
public void Finish(Voting voting, bool passed);
}
public class SubmarineVote : IVote
{
public Client VoteStarter { get; }
public VoteType VoteType { get; }
public float Timer { get; set; }
public VoteState State { get; set; }
public SubmarineInfo Sub;
public bool TransferItems;
public SubmarineVote(Client starter, SubmarineInfo subInfo, bool transferItems, VoteType voteType)
{
Sub = subInfo;
TransferItems = transferItems;
VoteType = voteType;
State = VoteState.Started;
VoteStarter = starter;
}
public void Finish(Voting voting, bool passed)
{
if (passed)
{
if (GameMain.Server != null && !GameMain.Server.TrySwitchSubmarine())
{
passed = false;
State = VoteState.Failed;
}
}
else
{
voting.RegisterRejectedVote(this);
}
voting.StopSubmarineVote(passed);
}
}
public class TransferVote : IVote
{
public Client VoteStarter { get; }
public VoteType VoteType { get; }
public float Timer { get; set; }
public VoteState State { get; set; }
//null = bank
public readonly Client From, To;
public readonly int TransferAmount;
public TransferVote(Client starter, Client from, int transferAmount, Client to)
{
VoteStarter = starter;
From = from;
To = to;
TransferAmount = transferAmount;
State = VoteState.Started;
VoteType = VoteType.TransferMoney;
}
public void Finish(Voting voting, bool passed)
{
if (passed)
{
Wallet fromWallet = From == null ? (GameMain.GameSession.GameMode as MultiPlayerCampaign)?.Bank : From.Character?.Wallet;
if (fromWallet != null && fromWallet.TryDeduct(TransferAmount))
{
Wallet toWallet = To == null ? (GameMain.GameSession.GameMode as MultiPlayerCampaign)?.Bank : To.Character?.Wallet;
toWallet?.Give(TransferAmount);
}
}
else
{
voting.RegisterRejectedVote(this);
}
voting.StopMoneyTransferVote(passed);
}
}
public static IVote ActiveVote;
private static readonly Queue<IVote> pendingVotes = new Queue<IVote>();
private readonly TimeSpan rejectedVoteCooldown = new TimeSpan(0, 1, 0);
private readonly Dictionary<Client, (VoteType voteType, DateTime time)> rejectedVoteTimes = new Dictionary<Client, (VoteType voteType, DateTime time)>();
private void StartSubmarineVote(SubmarineInfo subInfo, bool transferItems, VoteType voteType, Client sender)
{
var subVote = new SubmarineVote(
sender,
subInfo,
transferItems,
voteType);
StartOrEnqueueVote(subVote);
GameMain.Server.UpdateVoteStatus(checkActiveVote: false);
}
public void StopSubmarineVote(bool passed)
{
if (ActiveVote is not SubmarineVote) { return; }
StopActiveVote(passed);
}
public void StopMoneyTransferVote(bool passed)
{
if (ActiveVote is not TransferVote) { return; }
StopActiveVote(passed);
}
public void StopActiveVote(bool passed)
{
ActiveVote.State = passed ? VoteState.Passed : VoteState.Failed;
GameMain.Server.UpdateVoteStatus(checkActiveVote: false);
for (int i = 0; i < GameMain.NetworkMember.ConnectedClients.Count; i++)
{
GameMain.NetworkMember.ConnectedClients[i].SetVote(ActiveVote.VoteType, 0);
}
ActiveVote = null;
if (pendingVotes.Any())
{
ActiveVote = pendingVotes.Dequeue();
ActiveVote.VoteStarter?.SetVote(ActiveVote.VoteType, 2);
}
}
public void StartTransferVote(Client starter, Client from, int transferAmount, Client to)
{
if (ShouldRejectVote(starter, VoteType.TransferMoney))
{
return;
}
StartOrEnqueueVote(new TransferVote(starter, from, transferAmount, to));
GameMain.Server.UpdateVoteStatus(checkActiveVote: false);
}
private static void StartOrEnqueueVote(IVote vote)
{
if (ActiveVote == null)
{
ActiveVote = vote;
}
else
{
pendingVotes.Enqueue(vote);
}
}
private bool ShouldRejectVote(Client sender, VoteType voteType)
{
if (rejectedVoteTimes.ContainsKey(sender))
{
TimeSpan remainingCooldown = (rejectedVoteTimes[sender].time + rejectedVoteCooldown) - DateTime.Now;
if (rejectedVoteTimes[sender].voteType == voteType &&
remainingCooldown.TotalSeconds > 0)
{
GameMain.Server.SendDirectChatMessage(
TextManager.FormatServerMessage("voterejectedpleasewait", ("[time]", ((int)remainingCooldown.TotalSeconds).ToString())),
sender, ChatMessageType.ServerMessageBox);
return true;
}
}
return false;
}
protected void RegisterRejectedVote(IVote vote)
{
if (vote.VoteStarter != null)
{
rejectedVoteTimes[vote.VoteStarter] = (vote.VoteType, DateTime.Now);
}
}
public void Update(float deltaTime)
{
if (ActiveVote == null) { return; }
ActiveVote.Timer += deltaTime;
var inGameClients = GameMain.Server.ConnectedClients.Where(c => c.InGame);
if (ActiveVote.Timer >= GameMain.NetworkMember.ServerSettings.VoteTimeout || inGameClients.Count() == 1)
{
var eligibleClients = inGameClients.Where(c => c != ActiveVote.VoteStarter);
// Do not take unanswered into account for total
int yes = eligibleClients.Count(c => c.GetVote<int>(ActiveVote.VoteType) == 2);
int no = eligibleClients.Count(c => c.GetVote<int>(ActiveVote.VoteType) == 1);
int total = yes + no;
bool passed = false;
//total can be zero if the client who initiated the vote has left
if (total > 0)
{
passed =
yes / (float)total >= GameMain.NetworkMember.ServerSettings.VoteRequiredRatio ||
inGameClients.Count() == 1;
}
ActiveVote.Finish(this, passed);
}
}
public static void ResetVotes(IEnumerable<Client> connectedClients, bool resetKickVotes)
{
foreach (Client client in connectedClients)
{
client.ResetVotes(resetKickVotes);
}
}
public void ServerRead(IReadMessage inc, Client sender, DoSProtection dosProtection)
{
if (GameMain.Server == null || sender == null) { return; }
byte voteTypeByte = inc.ReadByte();
VoteType voteType = VoteType.Unknown;
try
{
voteType = (VoteType)voteTypeByte;
}
catch (Exception e)
{
DebugConsole.ThrowError("Failed to cast vote type \"" + voteTypeByte + "\"", e);
return;
}
switch (voteType)
{
case VoteType.Sub:
int equalityCheckVal = inc.ReadInt32();
string hash = equalityCheckVal > 0 ? string.Empty : inc.ReadString();
SubmarineInfo sub = equalityCheckVal > 0 ?
SubmarineInfo.SavedSubmarines.FirstOrDefault(s => s.Type == SubmarineType.Player && s.EqualityCheckVal == equalityCheckVal) :
SubmarineInfo.SavedSubmarines.FirstOrDefault(s => s.Type == SubmarineType.Player && s.MD5Hash.StringRepresentation == hash);
sender.SetVote(voteType, sub);
break;
case VoteType.Mode:
string modeIdentifier = inc.ReadString();
GameModePreset mode = GameModePreset.List.Find(gm => gm.Identifier == modeIdentifier);
if (mode == null || !mode.Votable) { break; }
var prevHighestVoted = HighestVoted<GameModePreset>(VoteType.Mode, GameMain.Server.ConnectedClients);
sender.SetVote(voteType, mode);
var newHighestVoted = HighestVoted<GameModePreset>(VoteType.Mode, GameMain.Server.ConnectedClients);
if (prevHighestVoted != newHighestVoted)
{
GameMain.NetLobbyScreen.SelectedModeIdentifier = mode.Identifier;
GameMain.NetLobbyScreen.LastUpdateID++;
}
break;
case VoteType.EndRound:
if (!sender.HasSpawned) { return; }
sender.SetVote(voteType, inc.ReadBoolean());
break;
case VoteType.Kick:
byte kickedClientID = inc.ReadByte();
if ((DateTime.Now - sender.JoinTime).TotalSeconds < GameMain.Server.ServerSettings.DisallowKickVoteTime)
{
GameMain.Server.SendDirectChatMessage($"ServerMessage.kickvotedisallowed", sender);
}
else
{
Client kicked = GameMain.Server.ConnectedClients.Find(c => c.SessionId == kickedClientID);
if (kicked != null && kicked.Connection != GameMain.Server.OwnerConnection && !kicked.HasKickVoteFrom(sender))
{
kicked.AddKickVote(sender);
Client.UpdateKickVotes(GameMain.Server.ConnectedClients);
GameMain.Server.SendChatMessage($"ServerMessage.HasVotedToKick~[initiator]={sender.Name}~[target]={kicked.Name}", ChatMessageType.Server, null);
}
}
break;
case VoteType.StartRound:
bool ready = inc.ReadBoolean();
if (ready != sender.GetVote<bool>(VoteType.StartRound))
{
sender.SetVote(VoteType.StartRound, ready);
GameServer.Log(GameServer.ClientLogName(sender) + (ready ? " is ready to start the game." : " is not ready to start the game."), ServerLog.MessageType.ServerMessage);
}
break;
case VoteType.PurchaseAndSwitchSub:
case VoteType.PurchaseSub:
case VoteType.SwitchSub:
case VoteType.TransferMoney:
bool startVote = inc.ReadBoolean();
if (startVote)
{
if (voteType == VoteType.TransferMoney)
{
int amount = inc.ReadInt32();
int fromClientId = inc.ReadByte();
int toClientId = inc.ReadByte();
if (!ShouldRejectVote(sender, voteType))
{
pendingVotes.Enqueue(new TransferVote(sender,
GameMain.Server.ConnectedClients.Find(c => c.SessionId == fromClientId),
amount,
GameMain.Server.ConnectedClients.Find(c => c.SessionId == toClientId)));
}
}
else
{
string subName = inc.ReadString();
SubmarineInfo subInfo = GameMain.GameSession.OwnedSubmarines.FirstOrDefault(s => s.Name == subName) ?? SubmarineInfo.SavedSubmarines.FirstOrDefault(s => s.Name == subName);
bool transferItems = inc.ReadBoolean();
if (!ShouldRejectVote(sender, voteType))
{
if (GameMain.GameSession?.Campaign is MultiPlayerCampaign campaign &&
(campaign.CanPurchaseSub(subInfo, sender) || GameMain.GameSession.IsSubmarineOwned(subInfo)))
{
StartSubmarineVote(subInfo, transferItems, voteType, sender);
}
}
}
}
else
{
sender.SetVote(voteType, (int)inc.ReadByte());
}
break;
case VoteType.Traitor:
int clientId = inc.ReadInt32();
if (sender.InGame && sender.Character != null)
{
var client = GameMain.Server.ConnectedClients.FirstOrDefault(c => c.SessionId == clientId);
sender.SetVote(voteType, client);
if (client?.Character != null)
{
string msg = TextManager.GetWithVariable("traitor.blamebutton.dialog", "[name]", client.Character.DisplayName).Value;
ChatMessage.HandleSpamFilter(sender, msg, out bool flaggedAsSpam);
if (!flaggedAsSpam)
{
GameMain.Server.SendChatMessage(
msg,
ChatMessageType.Radio, senderClient: sender, senderCharacter: sender.Character);
sender.LastSentChatMessages.Add(msg);
}
}
}
break;
}
inc.ReadPadBits();
using (dosProtection.Pause(sender))
{
GameMain.Server.UpdateVoteStatus();
}
}
public void ServerWrite(IWriteMessage msg)
{
if (GameMain.Server == null) { return; }
msg.WriteBoolean(GameMain.Server.ServerSettings.AllowSubVoting);
if (GameMain.Server.ServerSettings.AllowSubVoting)
{
IReadOnlyDictionary<SubmarineInfo, int> voteList = GetVoteCounts<SubmarineInfo>(VoteType.Sub, GameMain.Server.ConnectedClients);
msg.WriteByte((byte)voteList.Count);
foreach (KeyValuePair<SubmarineInfo, int> vote in voteList)
{
msg.WriteByte((byte)vote.Value);
msg.WriteString(vote.Key.Name);
}
}
msg.WriteBoolean(GameMain.Server.ServerSettings.AllowModeVoting);
if (GameMain.Server.ServerSettings.AllowModeVoting)
{
IReadOnlyDictionary<GameModePreset, int> voteList = GetVoteCounts<GameModePreset>(VoteType.Mode, GameMain.Server.ConnectedClients);
msg.WriteByte((byte)voteList.Count);
foreach (KeyValuePair<GameModePreset, int> vote in voteList)
{
msg.WriteByte((byte)vote.Value);
msg.WriteIdentifier(vote.Key.Identifier);
}
}
msg.WriteBoolean(GameMain.Server.ServerSettings.AllowEndVoting);
if (GameMain.Server.ServerSettings.AllowEndVoting)
{
msg.WriteByte((byte)GameMain.Server.ConnectedClients.Count(c => c.HasSpawned && c.GetVote<bool>(VoteType.EndRound)));
msg.WriteByte((byte)GameMain.Server.ConnectedClients.Count(c => c.HasSpawned));
}
msg.WriteBoolean(GameMain.Server.ServerSettings.AllowVoteKick);
msg.WriteByte((byte)(ActiveVote?.State ?? VoteState.None));
if (ActiveVote != null)
{
msg.WriteByte((byte)ActiveVote.VoteType);
if (ActiveVote.State != VoteState.None && ActiveVote.VoteType != VoteType.Unknown)
{
var eligibleClients = GameMain.Server.ConnectedClients.Where(c => c.InGame && c != ActiveVote.VoteStarter);
var yesClients = eligibleClients.Where(c => c.GetVote<int>(ActiveVote.VoteType) == 2);
msg.WriteByte((byte)yesClients.Count());
foreach (Client c in yesClients)
{
msg.WriteByte(c.SessionId);
}
var noClients = eligibleClients.Where(c => c.GetVote<int>(ActiveVote.VoteType) == 1);
msg.WriteByte((byte)noClients.Count());
foreach (Client c in noClients)
{
msg.WriteByte(c.SessionId);
}
msg.WriteByte((byte)eligibleClients.Count());
switch (ActiveVote.State)
{
case VoteState.Started:
msg.WriteByte(ActiveVote.VoteStarter.SessionId);
msg.WriteByte((byte)GameMain.Server.ServerSettings.VoteTimeout);
switch (ActiveVote.VoteType)
{
case VoteType.PurchaseSub:
case VoteType.PurchaseAndSwitchSub:
case VoteType.SwitchSub:
SubmarineVote vote = ActiveVote as SubmarineVote;
msg.WriteString(vote.Sub.Name);
msg.WriteBoolean(vote.TransferItems);
break;
case VoteType.TransferMoney:
var transferVote = (ActiveVote as TransferVote);
msg.WriteByte(transferVote.From?.SessionId ?? 0);
msg.WriteByte(transferVote.To?.SessionId ?? 0);
msg.WriteInt32(transferVote.TransferAmount);
break;
}
break;
case VoteState.Running:
// Nothing specific
break;
case VoteState.Passed:
case VoteState.Failed:
msg.WriteBoolean(ActiveVote.State == VoteState.Passed);
switch (ActiveVote.VoteType)
{
case VoteType.PurchaseSub:
case VoteType.PurchaseAndSwitchSub:
case VoteType.SwitchSub:
var subVote = ActiveVote as SubmarineVote;
msg.WriteString(subVote.Sub.Name);
msg.WriteBoolean(subVote.TransferItems);
break;
}
break;
}
}
}
var readyClients = GameMain.Server.ConnectedClients.Where(c => c.GetVote<bool>(VoteType.StartRound));
msg.WriteByte((byte)readyClients.Count());
foreach (Client c in readyClients)
{
msg.WriteByte(c.SessionId);
}
msg.WritePadBits();
}
}
}