async Task RemoveIndices(T user)
{
var userIdIndex = new UserNameIndexEntity(user.UserName.ToSha256(), user.Id)
{
ETag = "*"
};
var userEmailIndex = new UserEmailIndexEntity(user.Email.ToSha256(), user.Id)
{
ETag = "*"
};
Task t1 = _userNameIndexTable.ExecuteAsync(TableOperation.Delete(userIdIndex));
Task t2 = _userEmailIndexTable.ExecuteAsync(TableOperation.Delete(userEmailIndex));
await Task.WhenAll(t1, t2);
}
public async Task <T> FindByNameAsync(string userName)
{
if (string.IsNullOrWhiteSpace(userName))
{
throw new ArgumentNullException("userName");
}
TableQuery <UserNameIndexEntity> indexQuery = new TableQuery <UserNameIndexEntity>()
.Where(TableQuery.GenerateFilterCondition("PartitionKey", QueryComparisons.Equal, userName.ToSha256())).Take(1);
IList <UserNameIndexEntity> matches = await ExecuteQueryAsync(_userTable, indexQuery, x => x);
UserNameIndexEntity userNameIndex = matches.SingleOrDefault();
if (userNameIndex == null)
{
return(null);
}
TableQuery <T> query = new TableQuery <T>()
.Where(TableQuery.GenerateFilterCondition("PartitionKey", QueryComparisons.Equal, userNameIndex.UserId)).Take(1);
return((await ExecuteQueryAsync(_userTable, query, x => x)).SingleOrDefault());
}
public async Task CreateAsync(T user)
{
if (user == null)
{
throw new ArgumentNullException("user");
}
user.SetPartitionAndRowKey();
var userNameIndex = new UserNameIndexEntity(user.UserName.ToSha256(), user.Id);
TableOperation indexOperation = TableOperation.Insert(userNameIndex);
try
{
await _userNameIndexTable.ExecuteAsync(indexOperation);
}
catch (StorageException ex)
{
if (ex.RequestInformation.HttpStatusCode == 409)
{
throw new DuplicateUsernameException();
}
throw;
}
if (!String.IsNullOrWhiteSpace(user.Email))
{
var userEmailIndexEntity = new UserEmailIndexEntity(user.Email.ToSha256(), user.Id);
TableOperation emailIndexOperation = TableOperation.Insert(userEmailIndexEntity);
try
{
await _userEmailIndexTable.ExecuteAsync(emailIndexOperation);
}
catch (StorageException ex)
{
try
{
userNameIndex.ETag = "*";
TableOperation deleteOperation = TableOperation.Delete(userNameIndex);
_userNameIndexTable.ExecuteAsync(deleteOperation).Wait();
}
catch (Exception)
{
// if we can't delete the index item throw out the exception below
}
if (ex.RequestInformation.HttpStatusCode == 409)
{
throw new DuplicateEmailException();
}
throw;
}
}
try
{
if (user.LockoutEndDate < _minTableStoreDate)
{
user.LockoutEndDate = _minTableStoreDate;
}
TableOperation operation = TableOperation.InsertOrReplace(user);
await _userTable.ExecuteAsync(operation);
if (user.Logins.Any())
{
var batch = new TableBatchOperation();
var loginIndexItems = new List <UserLoginProviderKeyIndexEntity>();
foreach (UserLoginEntity login in user.Logins)
{
login.UserId = user.Id;
login.SetPartitionKeyRowKey();
batch.InsertOrReplace(login);
var loginIndexItem = new UserLoginProviderKeyIndexEntity(user.Id, login.ProviderKey, login.LoginProvider);
loginIndexItems.Add(loginIndexItem);
}
await _userLoginTable.ExecuteBatchAsync(batch);
// can't batch the index items as different primary keys
foreach (UserLoginProviderKeyIndexEntity loginIndexItem in loginIndexItems)
{
await _userLoginProviderKeyIndexTable.ExecuteAsync(TableOperation.InsertOrReplace(loginIndexItem));
}
}
}
catch (Exception)
{
// attempt to delete the index item - needs work
userNameIndex.ETag = "*";
TableOperation deleteOperation = TableOperation.Delete(userNameIndex);
_userNameIndexTable.ExecuteAsync(deleteOperation).Wait();
throw;
}
}
