private async Task <FileInfo> GetContainerDataFile(int recordId, string fieldName, int repetitionNumber)
{
int targetRecordId = recordId; // make sure this record has some data in the container field targeted!
string containerField = fieldName;
if (repetitionNumber > 0)
{
// append the repetition number, repeating fields look like this in the returned data
// container_field_repeat(3)": "https://..."
containerField = $"{containerField}({repetitionNumber})";
}
// what layout has a container field on it?
fms.SetLayout("FRUIT_utility");
fms.SetDownloadFolder(@"C:\Users\Public");
Login();
// find the record
var findMyRecord = fms.FindRequest(targetRecordId);
// execute the find
var myData = await findMyRecord.Execute();
// work with the result returned to get the URL of the container data
FMData result = myData.data;
FMRecordSet foundset = result.foundSet;
// there is only one record
FMRecord row = foundset.records.First();
// get the URL from the container field
string url = row.fieldsAndData[containerField];
// get the container data to a file on disk
FileInfo containerDataFile =
await fms.DownloadFileFromContainerField(url, "test_" + RandomString(5, true) + ".jpg");
Logout();
return(containerDataFile);
}