private async Task HandleInstrumentSettingsChanged(StringBuilder state, string name, AuditMessage auditMessage)
{
var assetDisplayId = GetAssetDisplayId(auditMessage);
if (!string.IsNullOrWhiteSpace(assetDisplayId))
{
state.AppendLine($"Asset DisplayId: {assetDisplayId}");
}
var assetPairName = GetAssetPairName(auditMessage);
if (!string.IsNullOrWhiteSpace(assetPairName))
{
state.AppendLine($"AssetPair Name: {assetPairName}");
}
if (auditMessage.SettingsChangeType == SettingsChangeType.Modified)
{
foreach (var key in auditMessage.PreviousValues.Keys)
{
if (auditMessage.CurrentValues[key] != auditMessage.PreviousValues[key])
{
state.AppendLine(
$"{name}-{key} {auditMessage.CurrentValues[key]} ({auditMessage.PreviousValues[key]})");
}
}
}
else if (auditMessage.SettingsChangeType == SettingsChangeType.Created ||
auditMessage.SettingsChangeType == SettingsChangeType.Deleted)
{
state.AppendLine($"{name}");
}
else
{
await _log.WriteWarningAsync(nameof(NettingEngineAuditProvider), nameof(GetAuditMessage),
$"auditMessage: {auditMessage.ToJson()}",
"Unrecognized SettingsChangeType in audit message.");
}
}
private async Task <string> GetAuditMessage(AuditMessage auditMessage)
{
var state = new StringBuilder();
state.AppendLine($"======= {DateTime.UtcNow:yyyy/MM/dd HH:mm:ss} =======\r\n");
state.AppendLine("Netting Engine audit event:\r\n");
state.AppendLine($"User: {auditMessage.ClientId}");
state.Append($"{auditMessage.EventType}");
if (auditMessage.SettingsChangeType != SettingsChangeType.None)
{
state.Append($" ({auditMessage.SettingsChangeType})");
}
state.AppendLine(":");
state.AppendLine();
switch (auditMessage.EventType)
{
case AuditEventType.InstrumentStarted:
case AuditEventType.InstrumentStopped:
state.AppendLine($"{GetInstrument(auditMessage)}");
break;
case AuditEventType.InstrumentSettingsChanged:
await HandleInstrumentSettingsChanged(state, GetInstrument(auditMessage), auditMessage);
break;
case AuditEventType.HedgeSettingsChanged:
await HandleInstrumentSettingsChanged(state, GetAsset(auditMessage), auditMessage);
break;
default:
await _log.WriteWarningAsync(nameof(NettingEngineAuditProvider), nameof(GetAuditMessage), $"auditMessage: {auditMessage.ToJson()}",
"Unrecognized AuditEventType in audit message.");
break;
}
return(state.ToString());
}
private async Task ProcessMessageAsync(AuditMessage auditMessage)
{
try
{
await _handler.Publish(auditMessage);
}
catch (Exception ex)
{
await _log.WriteErrorAsync(nameof(NettingEngineAuditSubscriber), nameof(ProcessMessageAsync), $"auditMessage {auditMessage.ToJson()}", ex);
}
}