//TODO: Renable ZoneServer authorization eventually.
//[AuthorizeJwt(GuardianApplicationRole.ZoneServer)]
public async Task <IActionResult> GetCharacterLocation([FromRoute(Name = "id")] int characterId, [NotNull][FromServices] ICharacterLocationRepository locationRepository)
{
if (locationRepository == null)
{
throw new ArgumentNullException(nameof(locationRepository));
}
if (characterId <= 0 || !await CharacterRepository.ContainsAsync(characterId)
.ConfigureAwaitFalse())
{
return(Json(new ZoneServerCharacterLocationResponse(ZoneServerCharacterLocationResponseCode.CharacterDoesntExist)));
}
//So, the character exists and we now need to check if we can find a location for it. It may not have one, for whatever reason.
//so we need to handle the case where it has none (maybe new character, or was manaully wiped).
if (!await locationRepository.ContainsAsync(characterId).ConfigureAwaitFalse())
{
return(Json(new ZoneServerCharacterLocationResponse(ZoneServerCharacterLocationResponseCode.NoLocationDefined)));
}
//Otherwise, let's load and send the result
CharacterLocationModel locationModel = await locationRepository.RetrieveAsync(characterId)
.ConfigureAwaitFalse();
//TODO: Integrate Map Id design into Schema, and implement it here.
return(Json(new ZoneServerCharacterLocationResponse(new Vector3(locationModel.XPosition, locationModel.YPosition, locationModel.ZPosition), 1)));
}
/// <inheritdoc />
public async Task <bool> TryCreateAsync(CharacterLocationModel model)
{
if (await ContainsAsync(model.CharacterId))
{
throw new ArgumentException($"Tried to add duplicate Key: {model.CharacterId} to character_locations", nameof(model));
}
await Context
.CharacterLocations
.AddAsync(model);
int rowChangedCount = await Context.SaveChangesAsync();
return(rowChangedCount != 0);
}
public async Task<CharacterSessionEnterResponse> EnterSession([FromRoute(Name = "id")] int characterId,
[FromServices] ICharacterLocationRepository characterLocationRepository,
[FromServices] IZoneServerRepository zoneServerRepository)
{
if(!await IsCharacterIdValidForUser(characterId, CharacterRepository))
return new CharacterSessionEnterResponse(CharacterSessionEnterResponseCode.InvalidCharacterIdError);
int accountId = ClaimsReader.GetAccountIdInt(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)
{
//It's possible that the session no longer matches the character's
//persisted location. We should check their location and put them in the correct zone.
//If it's active we can just retrieve the data and send them off on their way
CharacterSessionModel sessionModel = await CharacterSessionRepository.RetrieveAsync(characterId, true);
if (await characterLocationRepository.ContainsAsync(characterId))
{
CharacterLocationModel locationModel = await characterLocationRepository.RetrieveAsync(characterId);
//They have a location, verify it matches the session
if (locationModel.WorldId != sessionModel.ZoneEntry.WorldId)
{
//The location world and the session's world do not match, so remove the session.
await CharacterSessionRepository.TryDeleteAsync(sessionModel.CharacterId);
}
else
return new CharacterSessionEnterResponse(sessionModel.ZoneId);
}
else
//TODO: Handle case when we have an inactive session that can be claimed
return new CharacterSessionEnterResponse(sessionModel.ZoneId);
}
//If we didn't return above then we should be in a state where the below can handle this now.
try
{
int targetSessionZoneId = 0;
//TO know what zone we should connect to we need to check potential
//character location.
if (await characterLocationRepository.ContainsAsync(characterId))
{
CharacterLocationModel locationModel = await characterLocationRepository.RetrieveAsync(characterId);
//We have no session so we need to find a zone that matches this server.
ZoneInstanceEntryModel firstWithWorldId = await zoneServerRepository.FindFirstWithWorldId(locationModel.WorldId);
//TODO: Should we request one be created for the user??
//There is NO instance available for this world.
if (firstWithWorldId == null)
{
//Location is basically invalid since there is no running world
await characterLocationRepository.TryDeleteAsync(locationModel.CharacterId);
}
else
{
targetSessionZoneId = firstWithWorldId.ZoneId;
}
}
//Try to get into any zone
if (targetSessionZoneId == 0)
{
ZoneInstanceEntryModel entryModel = await zoneServerRepository.AnyAsync();
if (entryModel != null)
targetSessionZoneId = entryModel.ZoneId;
}
//Still zero means literally no zone servers are available.
if(targetSessionZoneId == 0)
return new CharacterSessionEnterResponse(CharacterSessionEnterResponseCode.GeneralServerError);
if(await CharacterSessionRepository.TryCreateAsync(new CharacterSessionModel(characterId, targetSessionZoneId)))
return new CharacterSessionEnterResponse(targetSessionZoneId);
else
return new CharacterSessionEnterResponse(CharacterSessionEnterResponseCode.GeneralServerError);
}
catch (Exception e)
{
if(Logger.IsEnabled(LogLevel.Error))
Logger.LogError($"Character with ID: {characterId} failed to create session. Potentially no default world assigned or World with session was deleted and orphaned. Reason: {e.Message}");
throw;
}
}
/// <inheritdoc />
public Task UpdateAsync(int key, CharacterLocationModel model)
{
GeneralGenericCrudRepositoryProvider <int, CharacterLocationModel> crudProvider = new GeneralGenericCrudRepositoryProvider <int, CharacterLocationModel>(Context.CharacterLocations, Context);
return(crudProvider.UpdateAsync(key, model));
}