private void WriteData(CIFHeader header, ICIFWriterProtocol protocol)
{
Debug.Assert(_gatheredFieldNames != null && _gatheredFieldNames.Count > 0,
"Field names should have been gathered here");
// DATA
_writer.WriteLine("DATA");
var enumerator = protocol.GetCIFItemEnumerator();
foreach (var item in enumerator)
{
_writer.WriteLine(item.ToCSV(_gatheredFieldNames));
}
// ENDOFDATA
_writer.WriteLine("ENDOFDATA");
}
public void Write(ICIFWriterProtocol protocol)
{
if (protocol == null)
throw new ArgumentNullException("protocol");
// Write header
var header = protocol.GetCIFHeader();
// Writes header fields
WriteHeader(header, protocol);
// DATA
WriteData(header, protocol);
// TRAILER
WriteTrailer(header, protocol);
}
private List<string> GatherFieldNamesInOrder(ICIFWriterProtocol protocol)
{
var list = new List<string>();
// Add required fields first
list.AddRange(Constants.RequiredFields);
// Add optional fields next
list.AddRange(Constants.OptionalFields);
// Add all other, non-spec'd field names
var fieldNamesFromProtocol = protocol.GetCIFFieldNames();
if (fieldNamesFromProtocol != null && fieldNamesFromProtocol.Length > 0)
{
foreach(var field in fieldNamesFromProtocol)
{
if (!list.Contains(field))
list.Add(field);
}
}
return list;
}
private void WriteHeader(CIFHeader header, ICIFWriterProtocol protocol)
{
_writer.WriteLine(header.Version);
if (header.Currency != null)
_writer.WriteLine("CURRENCY:" + header.Currency);
if (header.Charset != null)
_writer.WriteLine("CHARSET:" + header.Charset);
if (header.CodeFormat != null)
_writer.WriteLine("CODEFORMAT:" + header.CodeFormat);
if (header.Comments != null)
_writer.WriteLine("COMMENTS:" + header.Comments.Replace("\r\n", " "));
if (header.DUNS.HasValue)
_writer.WriteLine("DUNS:" + (header.DUNS.Value ? "True" : "False"));
_writer.WriteLine("ITEMCOUNT:" + header.ItemCount);
_writer.WriteLine("LOADMODE:" + header.LoadMode);
if (header.SupplierIDDomain != null)
_writer.WriteLine("SUPPLIERID_DOMAIN:" + header.SupplierIDDomain);
if (header.Timestamp != null)
_writer.WriteLine("TIMESTAMP:" + header.Timestamp);
if (!header.UNUoM.HasValue)
_writer.WriteLine("UNUOM:" + (header.UNUoM.Value ? "True" : "False"));
// Always writes all fields here, regardless of whether they're set
// There's room for optimization here
_gatheredFieldNames = GatherFieldNamesInOrder(protocol);
_writer.WriteLine("FIELDNAMES:" + string.Join(",", _gatheredFieldNames));
}
private void WriteTrailer(CIFHeader header, ICIFWriterProtocol protocol)
{
var trailer = protocol.GetCIFTrailer();
if (trailer != null)
{
// TODO write TRAILER
}
}
