public async Task <FriendVm> UpdateFriendAsync(FriendVm friend)
{
friend.EnsureIsValid();
var original = await _friendProvider.GetFriendOrDefaultAsync(friend.Id).ConfigureAwait(false);
if (original == null)
{
throw new FormatException($"{nameof(friend.Id)} \"{friend.Id}\" нет в базе");
}
original.Name = friend.Name;
original.Url = friend.Url;
original.Description = friend.Description;
await _unitOfWork.SaveChangesAsync();
return(original.ToVm());
}
public async Task <FriendVm> AddFriendAsync(FriendVm friend)
{
friend.EnsureIsValid();
var original = await _friendProvider.GetFriendOrDefaultAsync(friend.Id).ConfigureAwait(false);
if (original != null)
{
throw new FormatException($"Данный {nameof(friend.Id)} \"{friend.Id}\" уже занят");
}
var entity = new Friend {
ExportId = friend.Id
}.Extend(friend);
var res = await _friendProvider.SaveFriendAsync(entity).ConfigureAwait(false);
return(res.ToVm());
}
