public async Task AddAsync(Guid id, Guid userId, string category, string name, string description,
DateTime createdAt)
{
var activityCategory = await categoryRepository.GetAsync(category);
if (activityCategory == null)
{
throw new ActioException(ErrorCode.ActivityDoesntExist(category));
}
await activityRepository.AddAsync(new Activity(id, name, description, userId, createdAt));
}
