/// <inheritdoc />
public async Task <bool> TryCreateAsync(CharacterSessionModel model)
{
if (model == null)
{
throw new ArgumentNullException(nameof(model));
}
//TODO: look into transactions/locks
await Context
.CharacterSessions
.AddAsync(model);
//TODO: This can throw due to race condition
int rowChangedCount = await Context.SaveChangesAsync();
return(rowChangedCount != 0);
}
public async Task <CharacterSessionEnterResponse> EnterSession([FromRoute(Name = "id")] int characterId)
{
if (!await IsCharacterIdValidForUser(characterId, CharacterRepository))
{
return(new CharacterSessionEnterResponse(CharacterSessionEnterResponseCode.InvalidCharacterIdError));
}
int accountId = ClaimsReader.GetUserIdInt(User);
//This checks to see if the account, not just the character, has an active session.
//We do this before we check anything to reject quick even though the query behind this
//may be abit more expensive
//As a note, this checks (or should) CLAIMED SESSIONS. So, it won't prevent multiple session entries for an account
//This is good because we actually use the left over session data to re-enter the instances on disconnect.
if (await CharacterSessionRepository.AccountHasActiveSession(accountId))
{
return(new CharacterSessionEnterResponse(CharacterSessionEnterResponseCode.AccountAlreadyHasCharacterSession));
}
//They may have a session entry already, which is ok. So long as they don't have an active claimed session
//which the above query checks for.
bool hasSession = await CharacterSessionRepository.ContainsAsync(characterId);
//We need to check active or not
if (hasSession)
{
//If it's active we can just retrieve the data and send them off on their way
CharacterSessionModel sessionModel = await CharacterSessionRepository.RetrieveAsync(characterId);
//TODO: Handle case when we have an inactive session that can be claimed
return(new CharacterSessionEnterResponse(sessionModel.ZoneId));
}
//If we've made it this far we'll need to create a session (because one does not exist) for the character
//but we need player location data first (if they've never entered the world they won't have any
//TODO: Handle location loading
//TODO: Handle deafult
if (!await CharacterSessionRepository.TryCreateAsync(new CharacterSessionModel(characterId, 1)))
{
return(new CharacterSessionEnterResponse(CharacterSessionEnterResponseCode.GeneralServerError));
}
//TODO: Better zone handling
return(new CharacterSessionEnterResponse(1));
}
/// <inheritdoc />
public Task UpdateAsync(int key, CharacterSessionModel model)
{
GeneralGenericCrudRepositoryProvider <int, CharacterSessionModel> crudProvider = new GeneralGenericCrudRepositoryProvider <int, CharacterSessionModel>(Context.CharacterSessions, Context);
return(crudProvider.UpdateAsync(key, model));
}
