public async Task <SessionToken> BeginSessionAsync(
AuthToken token,
string clientVersion,
string accessKey,
bool isLocal,
float syncTime)
{
var game = gameData.Client;
var user = gameData.GetUser(token.UserId);
if (game == null)
{
return(null);
}
if (game.AccessKey != accessKey)
{
//logger.LogError("Unable to start session for user: "******", client version: {clientVersion}, accessKey: {accessKey}");
return(null);
}
if (clientVersion.ToLower() != game.ClientVersion.ToLower())
{
var expectedVersionStr = game.ClientVersion.Replace("a", "");
var clientVersionStr = clientVersion.Replace("a", "");
if (!Version.TryParse(clientVersionStr, out var version) || !Version.TryParse(expectedVersionStr, out var expectedVersion) || version < expectedVersion)
{
//logger.LogError("Unable to start session for user: "******", client version: {clientVersion}, accessKey: {accessKey}");
return(null); // new SessionToken();
}
}
var userId = token.UserId;
gameData.ClearAllCharacterSessionStates(userId);
var activeSession = gameData.GetSessionByUserId(userId);
// x => x.UserId == userId && x.Status == (int)SessionStatus.Active
var oldSessionExpired = false;
var oldSession = activeSession;
if (activeSession != null)
{
oldSessionExpired = DateTime.UtcNow - activeSession.Updated.GetValueOrDefault() >= TimeSpan.FromMinutes(30);
if (oldSessionExpired)
{
activeSession.Status = (int)SessionStatus.Inactive;
activeSession.Stopped = DateTime.UtcNow;
activeSession = null;
}
}
var newGameSession = activeSession ?? gameData.CreateSession(userId);
if (activeSession == null)
{
gameData.Add(newGameSession);
}
if (oldSession != null && !oldSessionExpired)
{
logger.LogError("BeginSessionAsync was called while an existing session is active. User: "******". Previous players will not be cleared.");
}
else
{
var activeChars = gameData.GetSessionCharacters(newGameSession);
if (activeChars != null)
{
foreach (var c in activeChars)
{
c.UserIdLock = null;
}
}
//#if DEBUG
// logger.LogDebug(user.UserName + " game session started. " + activeChars.Count + " characters cleared.");
//#endif
}
newGameSession.Revision = 0;
var sessionState = gameData.GetSessionState(newGameSession.Id);
sessionState.SyncTime = syncTime;
sessionState.ClientVersion = clientVersion;
SendPermissionData(newGameSession, user);
SendVillageInfo(newGameSession);
return(GenerateSessionToken(token, user, newGameSession, clientVersion));
}