private async Task PrepareAsync(CancellationToken cancellationToken)
{
Session.EnsureNotDisposed();
await driver.EnsureConnectionIsOpenAsync(Session, connection, cancellationToken).ConfigureAwait(false);
try {
foreach (var initializationSqlScript in initializationSqlScripts)
{
var command = connection.CreateCommand(initializationSqlScript);
await using var commandAwaiter = command.ConfigureAwait(false);
await driver.ExecuteNonQueryAsync(Session, command, cancellationToken).ConfigureAwait(false);
}
}
catch (OperationCanceledException) {
await connection.CloseAsync().ConfigureAwait(false);
throw;
}
if (pendingTransaction == null)
{
return;
}
var transaction = pendingTransaction;
pendingTransaction = null;
if (connection.ActiveTransaction == null)
{
// Handle external transactions
var isolationLevel = IsolationLevelConverter.Convert(transaction.IsolationLevel);
await driver.BeginTransactionAsync(Session, connection, isolationLevel, cancellationToken).ConfigureAwait(false);
}
}
private Task EnsureConnectionIsOpenAsync(CancellationToken token) => driver.EnsureConnectionIsOpenAsync(session, connection, token);