/// <summary>
/// Creates a new migration batch in Exchange Online.
/// </summary>
/// <param name="entity">An instance of <see cref="MigrationBatchEntity"/> that represents the new migration batch.</param>
/// <returns>An instance of <see cref="Task"/> that represents the asynchronous operation.</returns>
/// <exception cref="ArgumentNullException">
/// <paramref name="entity"/> is null.
/// </exception>
public async Task CreateMigrationBatchAsync(MigrationBatchEntity entity)
{
Command command;
CommandParameterCollection parameters;
EnvironmentEntity environment;
List <MailboxEntity> entites;;
PSCredential credential;
Uri connectionUri;
WSManConnectionInfo connectionInfo;
string csvData;
entity.AssertNotNull(nameof(entity));
try
{
credential = new PSCredential(
service.Configuration.ExchangeOnlineUsername,
service.Configuration.ExchangeOnlinePassword.ToSecureString());
environment = await service.Storage.GetEntityAsync <EnvironmentEntity>(
MigrationConstants.EnvironmentTableName,
entity.CustomerId,
entity.PartitionKey);
connectionUri = new Uri($"{MigrationConstants.ExchangeOnlineEndpoint}{environment.Organization}");
connectionInfo = GetConnectionInfo(connectionUri, MigrationConstants.SchemaUri, credential);
entites = await service.Storage.GetEntitiesAsync <MailboxEntity>(
MigrationConstants.MailboxTableName,
m => m.PartitionKey.Equals(environment.RowKey) &&
!string.IsNullOrEmpty(m.MigrationBatchId) &&
m.MigrationBatchId.Equals(entity.RowKey));
csvData = entites.Aggregate(new StringBuilder("EmailAddress\n"),
(sb, v) => sb.Append(v.PrimarySmtpAddress).Append("\n"),
sb => { if (0 < sb.Length)
{
sb.Length--;
}
return(sb.ToString()); });
command = new Command("New-MigrationBatch");
parameters = new CommandParameterCollection
{
{ "CSVData", Encoding.ASCII.GetBytes(csvData) },
{ "Name", entity.Name },
{ "SourceEndpoint", environment.Name },
{ "TargetDeliveryDomain", entity.TargetDeliveryDomain }
};
using (Runspace runspace = RunspaceFactory.CreateRunspace(connectionInfo))
{
scriptManager.InvokeCommand(runspace, command, parameters);
}
}
finally
{
connectionInfo = null;
connectionUri = null;
credential = null;
parameters = null;
}
}
