public IHttpActionResult UpdateItems(DerivativeContractItem[] derivativeContractItems)
{
_derivativeContractService.SaveDerivativeContractItems(derivativeContractItems);
return(StatusCode(HttpStatusCode.NoContent));
}
public void DoImport(Stream inputStream, PlatformExportManifest manifest, Action <ExportImportProgressInfo> progressCallback)
{
var progressInfo = new ExportImportProgressInfo();
var contractsTotalCount = 0;
var itemsTotalCount = 0;
using (StreamReader streamReader = new StreamReader(inputStream))
{
using (JsonTextReader jsonReader = new JsonTextReader(streamReader))
{
while (jsonReader.Read())
{
if (jsonReader.TokenType != JsonToken.PropertyName)
{
continue;
}
if (jsonReader.Value.ToString() == "DerivativeContractsTotalCount")
{
contractsTotalCount = jsonReader.ReadAsInt32() ?? 0;
}
else if (jsonReader.Value.ToString() == "DerivativeContracts")
{
jsonReader.Read();
//read contracts into internal list and batch save them save
var totalImportedContracts = 0;
if (jsonReader.TokenType == JsonToken.StartArray)
{
jsonReader.Read();
var derivativeContract = new List <DerivativeContract>();
while (jsonReader.TokenType != JsonToken.EndArray)
{
var contract = _serializer.Deserialize <DerivativeContract>(jsonReader);
derivativeContract.Add(contract);
totalImportedContracts++;
jsonReader.Read();
if (derivativeContract.Count % BatchSize == 0 || jsonReader.TokenType == JsonToken.EndArray)
{
//save batch
_derivativeContractService.SaveDerivativeContracts(derivativeContract.ToArray());
derivativeContract.Clear();
progressInfo.Description = $"{ totalImportedContracts } of { contractsTotalCount } contracts imported";
progressCallback(progressInfo);
}
}
}
}
else if (jsonReader.Value.ToString() == "DerivativeContractItemsTotalCount")
{
itemsTotalCount = jsonReader.ReadAsInt32() ?? 0;
}
else if (jsonReader.Value.ToString() == "DerivativeContractItems")
{
jsonReader.Read();
//read items into internal list and batch save them save
var totalImportedItems = 0;
if (jsonReader.TokenType == JsonToken.StartArray)
{
jsonReader.Read();
var derivativeContractItems = new List <DerivativeContractItem>();
while (jsonReader.TokenType != JsonToken.EndArray)
{
var item = _serializer.Deserialize <DerivativeContractItem>(jsonReader);
derivativeContractItems.Add(item);
totalImportedItems++;
jsonReader.Read();
if (derivativeContractItems.Count % BatchSize == 0 || jsonReader.TokenType == JsonToken.EndArray)
{
//save batch
_derivativeContractService.SaveDerivativeContractItems(derivativeContractItems.ToArray());
derivativeContractItems.Clear();
progressInfo.Description = $"{ totalImportedItems } of { itemsTotalCount } items imported";
progressCallback(progressInfo);
}
}
}
}
}
}
}
}
