/// <summary>
/// Создать диалог с пользователем
/// </summary>
/// <param name="userId"></param>
/// <returns></returns>
public async Task <BaseApiResponse <int> > CreateOrGetExistingDialogWithUser(string userId)
{
if (!IsAuthenticated)
{
return(new BaseApiResponse <int>(false, ValidationMessages.YouAreNotAuthorized));
}
if (!await Query <EccUser>().AnyAsync(x => x.Id == userId))
{
return(new BaseApiResponse <int>(false, "Пользователь не найден по указанному идентификатору"));
}
var result = await Query <EccChat>()
.Where(x => x.IsDialog)
.Where(x => x.UserRelations.Any(t => t.UserId == UserId) && x.UserRelations.Any(t => t.UserId == userId))
.Select(x => new
{
x.Id,
}).FirstOrDefaultAsync();
if (result != null)
{
return(new BaseApiResponse <int>(true, "Чат с пользователем уже существует", result.Id));
}
var chat = new EccChat
{
IsDialog = true
};
CreateHandled(chat);
var resp = await TrySaveChangesAndReturnResultAsync("Чат создан");
if (!resp.IsSucceeded)
{
Logger.LogWarning($"ApplicationChatService.CreateOrGetExistingDialogWithUser.CretingChatError ChatCreatorUserId={UserId} userIdParam={userId}");
return(new BaseApiResponse <int>(false, $"Произошла ошибка при создании чата. {resp.Message}"));
}
var relations = GetRelations(chat.Id, userId);
CreateHandled(relations);
var saveRelationsResponse = await TrySaveChangesAndReturnResultAsync("Ok");
if (!saveRelationsResponse.IsSucceeded)
{
return(new BaseApiResponse <int>(false, "Произошла ошибка при создании пользователей к чату, но сам чат был создан"));
}
await PublishMessageAsync(new ChatCreatedEvent
{
ChatId = chat.Id,
UserIds = relations.Select(x => x.UserId).ToList()
});
return(new BaseApiResponse <int>(true, "Диалог с пользователем создан", chat.Id));
}
/// <summary>
/// Создать системный чат
/// </summary>
/// <param name="model"></param>
/// <returns></returns>
public async Task <BaseApiResponse <int> > CreateSystemChat(CreateSystemChat model)
{
var validation = ValidateModel(model);
if (!validation.IsSucceeded)
{
return(new BaseApiResponse <int>(validation));
}
validation = ValidationUtils.CheckIsNullOrEmpty(model.UserIds);
if (!validation.IsSucceeded)
{
return(new BaseApiResponse <int>(validation));
}
var ticks = DateTime.UtcNow.Ticks;
var chat = new EccChat
{
ChatName = model.ChatName,
Type = model.ChatType,
IsDialog = false,
IsArchived = false,
IsSystem = true,
UserRelations = model.UserIds.Select(x => new EccChatUserRelation
{
IsChatCreator = false,
UserId = x,
LastVisitUtcTicks = ticks
}).ToList()
};
CreateHandled(chat);
var result = await TrySaveChangesAndReturnResultAsync("Ok");
if (!result.IsSucceeded)
{
return(new BaseApiResponse <int>(result));
}
return(new BaseApiResponse <int>(true, "Системный чат создан", chat.Id));
}
