Files
ClubPenguinServer/MareSynchronosServer/MareSynchronosServer/Identity/IdentityHandler.cs
2023-01-07 11:36:20 +01:00

99 lines
3.4 KiB
C#

using MareSynchronosShared.Protos;
using System.Collections.Concurrent;
namespace MareSynchronosServer.Identity;
public class IdentityHandler
{
private readonly ConcurrentDictionary<string, ServerIdentity> _cachedIdentities = new(StringComparer.Ordinal);
private readonly ConcurrentDictionary<string, ConcurrentQueue<IdentChange>> _identChanges = new(StringComparer.Ordinal);
private readonly ILogger<IdentityHandler> _logger;
public IdentityHandler(ILogger<IdentityHandler> logger)
{
_logger = logger;
}
internal Task<ServerIdentity> GetIdentForUid(string uid)
{
if (!_cachedIdentities.TryGetValue(uid, out ServerIdentity result))
{
result = new ServerIdentity();
}
return Task.FromResult(result);
}
internal void SetIdent(string uid, string serverId, string ident)
{
_cachedIdentities[uid] = new ServerIdentity() { ServerId = serverId, CharacterIdent = ident };
}
internal void RemoveIdent(string uid, string serverId)
{
if (_cachedIdentities.ContainsKey(uid) && string.Equals(_cachedIdentities[uid].ServerId, serverId, StringComparison.Ordinal))
{
_cachedIdentities.TryRemove(uid, out _);
}
}
internal int GetOnlineUsers(string serverId)
{
if (string.IsNullOrEmpty(serverId))
return _cachedIdentities.Count;
return _cachedIdentities.Count(c => string.Equals(c.Value.ServerId, serverId, StringComparison.Ordinal));
}
internal Dictionary<string, ServerIdentity> GetIdentsForAllExcept(string serverId)
{
return _cachedIdentities.Where(k => !string.Equals(k.Value.ServerId, serverId, StringComparison.Ordinal)).ToDictionary(k => k.Key, k => k.Value, StringComparer.Ordinal);
}
internal Dictionary<string, ServerIdentity> GetIdentsForServer(string serverId)
{
return _cachedIdentities.Where(k => string.Equals(k.Value.ServerId, serverId, StringComparison.Ordinal)).ToDictionary(k => k.Key, k => k.Value, StringComparer.Ordinal);
}
internal void ClearIdentsForServer(string serverId)
{
var serverIdentities = _cachedIdentities.Where(i => string.Equals(i.Value.ServerId, serverId, StringComparison.Ordinal));
foreach (var identity in serverIdentities)
{
_cachedIdentities.TryRemove(identity.Key, out _);
}
}
internal void EnqueueIdentChange(IdentChange identchange)
{
_logger.LogDebug("Enqueued " + identchange.UidWithIdent.Uid.Uid + ":" + identchange.IsOnline + " from " + identchange.UidWithIdent.Ident.ServerId);
foreach (var k in _identChanges.Keys)
{
if (string.Equals(k, identchange.UidWithIdent.Ident.ServerId, StringComparison.Ordinal)) continue;
_identChanges[k].Enqueue(identchange);
}
}
internal bool DequeueIdentChange(string server, out IdentChange cur)
{
if (!(_identChanges.ContainsKey(server) && _identChanges[server].TryDequeue(out cur)))
{
cur = null;
return false;
}
return true;
}
internal void RegisterServerForQueue(string serverId)
{
_identChanges[serverId] = new ConcurrentQueue<IdentChange>();
}
internal record ServerIdentity
{
public string ServerId { get; set; } = string.Empty;
public string CharacterIdent { get; set; } = string.Empty;
}
}