protected async Task HandleValidSubmit()
{
_output = null;
await _network.ExecuteAsync(_input.Gateway, _input.Payer, async client =>
{
var updateParams = new UpdateTopicParams
{
Topic = _input.Topic
};
if (_input.UpdateDescription)
{
updateParams.Memo = _input.Description?.Trim();
}
if (_input.UpdateAdministrator)
{
updateParams.Administrator = _input.Administrator ?? Endorsement.None;
}
if (_input.UpdateParticipant)
{
updateParams.Participant = _input.Participant ?? Endorsement.None;
}
if (_input.UpdateRenewAccount)
{
updateParams.RenewAccount = _input.RenewAccount ?? Address.None;
}
_output = await client.UpdateTopicAsync(updateParams, ctx => ctx.Memo = _input.Memo?.Trim());
});
}
internal static UpdateTopicParams UpdateParameters(UpdateTopicParams updateParameters)
{
if (updateParameters is null)
{
throw new ArgumentNullException(nameof(updateParameters), "Topic Update Parameters argument is missing. Please check that it is not null.");
}
if (updateParameters.Topic is null)
{
throw new ArgumentNullException(nameof(updateParameters.Topic), "Topic address is missing. Please check that it is not null.");
}
if (updateParameters.Memo is null &&
updateParameters.Administrator is null &&
updateParameters.Participant is null &&
updateParameters.RenewPeriod is null &&
updateParameters.RenewAccount is null)
{
throw new ArgumentException("The Topic Updates contain no update properties, it is blank.", nameof(updateParameters));
}
return(updateParameters);
}
internal ConsensusUpdateTopicTransactionBody(UpdateTopicParams updateParameters) : this()
{
TopicID = new TopicID(updateParameters.Topic); if (updateParameters is null)
{
throw new ArgumentNullException(nameof(updateParameters), "Topic Update Parameters argument is missing. Please check that it is not null.");
}
if (updateParameters.Topic is null)
{
throw new ArgumentNullException(nameof(updateParameters.Topic), "Topic address is missing. Please check that it is not null.");
}
if (updateParameters.Memo is null &&
updateParameters.Administrator is null &&
updateParameters.Participant is null &&
updateParameters.RenewPeriod is null &&
updateParameters.RenewAccount is null)
{
throw new ArgumentException("The Topic Updates contain no update properties, it is blank.", nameof(updateParameters));
}
if (updateParameters.Memo != null)
{
Memo = updateParameters.Memo;
}
if (!(updateParameters.Administrator is null))
{
AdminKey = new Key(updateParameters.Administrator);
}
if (!(updateParameters.Participant is null))
{
SubmitKey = new Key(updateParameters.Participant);
}
if (updateParameters.RenewPeriod.HasValue)
{
AutoRenewPeriod = new Duration(updateParameters.RenewPeriod.Value);
}
if (!(updateParameters.RenewAccount is null))
{
AutoRenewAccount = new AccountID(updateParameters.RenewAccount);
}
}
/// <summary>
/// Updates the changeable properties of a hedera network Topic.
/// </summary>
/// <param name="updateParameters">
/// The Topic update parameters, includes a required
/// <see cref="Address"/> reference to the Topic to update plus
/// a number of changeable properties of the Topic.
/// </param>
/// <param name="configure">
/// Optional callback method providing an opportunity to modify
/// the execution configuration for just this method call.
/// It is executed prior to submitting the request to the network.
/// </param>
/// <returns>
/// A transaction record containing the details of the results.
/// of the request.
/// </returns>
/// <exception cref="ArgumentOutOfRangeException">If required arguments are missing.</exception>
/// <exception cref="InvalidOperationException">If required context configuration is missing.</exception>
/// <exception cref="PrecheckException">If the gateway node create rejected the request upon submission.</exception>
/// <exception cref="ConsensusException">If the network was unable to come to consensus before the duration of the transaction expired.</exception>
/// <exception cref="TransactionException">If the network rejected the create request as invalid or had missing data.</exception>
public async Task <TransactionRecord> UpdateTopicWithRecordAsync(UpdateTopicParams updateParameters, Action <IContext>?configure = null)
{
return(new TransactionRecord(await ExecuteTransactionAsync(new ConsensusUpdateTopicTransactionBody(updateParameters), configure, true, updateParameters.Signatory).ConfigureAwait(false)));
}