private MapSegment GetSegDefinition(string segName, string version, string fallBackVersion)
{
string asmName = _externalMapsAssemblymName ?? $"EdiEngine.Standards.X12_{version}";
string typeName = $"{asmName}.Segments.{segName}";
try
{
return((MapSegment)ActivatorHelper.Instantiate(asmName, typeName));
}
catch (FileNotFoundException) { }
//failed to create main version - going to fallback
if (!string.IsNullOrWhiteSpace(fallBackVersion))
{
return(GetSegDefinition(segName, fallBackVersion, null));
}
throw new InvalidOperationException($"Unable to find type {typeName} in assembly {asmName}.");
}
public EdiBatch FromString(string fileContent)
{
if (string.IsNullOrWhiteSpace(fileContent))
{
throw new EdiParsingException("Empty File");
}
if (!fileContent.StartsWith("ISA"))
{
throw new EdiParsingException("ISA NOT FOUND");
}
_elementSeparator = fileContent[3].ToString();
_segmentSeparator = fileContent.Substring(105, fileContent.IndexOf($"GS{_elementSeparator}", StringComparison.Ordinal) - 105);
string[] segments = fileContent.Split(new [] { _segmentSeparator }, StringSplitOptions.RemoveEmptyEntries);
EdiBatch batch = new EdiBatch();
EdiInterchange currentInterchange = null;
EdiGroup currentGroup = null;
EdiTrans currentTrans = null;
EdiMapReader mapReader = null;
int tranSegCount = 0;
int groupsCount = 0;
int transCount = 0;
foreach (string seg in segments)
{
string[] elements = seg.Split(new [] { _elementSeparator }, StringSplitOptions.None);
MapSegment segDef;
switch (elements[0])
{
case "ISA":
groupsCount = 0;
currentInterchange = new EdiInterchange
{
SegmentSeparator = _segmentSeparator,
ElementSeparator = _elementSeparator
};
_compositeSeparator = elements[16];
segDef = GetSegDefinition("ISA", $"{elements[12]}0", MissingStandardFallbackVersion);
currentInterchange.ISA = MapReader.ProcessSegment(segDef, elements, 0, _compositeSeparator, currentInterchange);
break;
case "IEA":
if (currentInterchange == null)
{
throw new EdiParsingException("MALFORMED DATA");
}
segDef = GetSegDefinition("IEA", $"{currentInterchange.ISA.Content[11].Val}0", MissingStandardFallbackVersion);
currentInterchange.IEA = MapReader.ProcessSegment(segDef, elements, 0, _compositeSeparator, currentInterchange);
batch.Interchanges.Add(currentInterchange);
int declaredGroupCount;
int.TryParse(elements[1], out declaredGroupCount);
if (declaredGroupCount != groupsCount)
{
AddValidationError(currentInterchange, $"Expected {declaredGroupCount} groups. Found {groupsCount}. Interchange # {elements[2]}.");
}
if (!CheckControlNumbersAreEgual(currentInterchange.ISA.Content[12].Val, elements[2]))
{
AddValidationError(currentInterchange, $"Control numbers do not match. ISA {currentInterchange.ISA.Content[12].Val}. IEA {elements[2]}.");
}
currentInterchange = null;
break;
case "GS":
groupsCount++;
transCount = 0;
currentGroup = new EdiGroup(elements[1]);
segDef = GetSegDefinition("GS", $"{elements[8]}", MissingStandardFallbackVersion);
currentGroup.GS = MapReader.ProcessSegment(segDef, elements, 0, _compositeSeparator, currentGroup);
break;
case "GE":
if (currentInterchange == null || currentGroup == null)
{
throw new EdiParsingException("MALFORMED DATA");
}
segDef = GetSegDefinition("GE", $"{currentGroup.GS.Content[7].Val}", MissingStandardFallbackVersion);
currentGroup.GE = MapReader.ProcessSegment(segDef, elements, 0, _compositeSeparator, currentGroup);
currentInterchange.Groups.Add(currentGroup);
int declaredTransCount;
int.TryParse(elements[1], out declaredTransCount);
if (declaredTransCount != transCount)
{
AddValidationError(currentGroup, $"Expected {declaredTransCount} transactions. Found {transCount}. Group # {elements[2]}.");
}
if (!CheckControlNumbersAreEgual(currentGroup.GS.Content[5].Val, elements[2]))
{
AddValidationError(currentGroup, $"Control numbers do not match. GS {currentGroup.GS.Content[5].Val}. GE {elements[2]}.");
}
currentGroup = null;
break;
case "ST":
if (currentInterchange == null || currentGroup == null)
{
throw new EdiParsingException("MALFORMED DATA");
}
string asmName = _externalMapsAssemblymName ?? $"EdiEngine.Standards.X12_{currentGroup.GS.Content[7].Val}";
string typeName = $"{asmName}.Maps.M_{elements[1]}";
var map = ActivatorHelper.Instantiate(asmName, typeName);
if (!(map is MapLoop))
{
AddValidationError(currentTrans, $"Can not find map {elements[1]} for standard {currentGroup.GS.Content[7].Val}. Skipping Transaction.");
break;
}
transCount++;
currentTrans = new EdiTrans((MapBaseEntity)map);
segDef = GetSegDefinition("ST", $"{currentGroup.GS.Content[7].Val}", MissingStandardFallbackVersion);
currentTrans.ST = MapReader.ProcessSegment(segDef, elements, 0, _compositeSeparator, currentTrans);
tranSegCount = 1;
mapReader = new EdiMapReader((MapLoop)map, currentTrans);
break;
case "SE":
if (currentInterchange == null || currentGroup == null || currentTrans == null)
{
throw new EdiParsingException("MALFORMED DATA");
}
tranSegCount++;
int declaredSegCount;
int.TryParse(elements[1], out declaredSegCount);
if (declaredSegCount != tranSegCount)
{
AddValidationError(currentTrans, $"Expected {declaredSegCount} segments. Found {tranSegCount}. Trans # {elements[2]}.");
}
if (!CheckControlNumbersAreEgual(currentTrans.ST.Content[1].Val, elements[2]))
{
AddValidationError(currentTrans, $"Control numbers do not match. ST {currentTrans.ST.Content[1].Val}. SE {elements[2]}.");
}
segDef = GetSegDefinition("SE", $"{currentGroup.GS.Content[7].Val}", MissingStandardFallbackVersion);
currentTrans.SE = MapReader.ProcessSegment(segDef, elements, 0, _compositeSeparator, currentTrans);
currentGroup.Transactions.Add(currentTrans);
currentTrans = null;
break;
default:
tranSegCount++;
mapReader?.ProcessRawSegment(elements[0], elements, tranSegCount, _compositeSeparator);
break;
}
}
return(batch);
}
public EdiBatch GetnerateAcknowledgment(EdiBatch input)
{
string mapVersion = null;
var firstGroup = input?.Interchanges?.FirstOrDefault()?.Groups?.FirstOrDefault();
if (firstGroup != null)
{
mapVersion = firstGroup.GS.Content[7].Val;
}
if (string.IsNullOrWhiteSpace(mapVersion))
{
throw new InvalidDataException(
"Can not determine EDI X12 version from batch. Check there is at least one interchange with at least one group in it");
}
EdiBatch b997 = new EdiBatch();
foreach (EdiInterchange ich in input.Interchanges)
{
var ich997 = new EdiInterchange();
b997.Interchanges.Add(ich997);
string asmName = $"EdiEngine.Standards.X12_{mapVersion}";
string typeName = $"{asmName}.Maps.M_997";
var map = (MapLoop)ActivatorHelper.Instantiate(asmName, typeName);
var lAk2Def = (MapLoop)map.Content.First(s => s.Name == "L_AK2");
foreach (EdiGroup g in ich.Groups)
{
var g997 = new EdiGroup("FA");
ich997.Groups.Add(g997);
var t997 = new EdiTrans(map);
g997.Transactions.Add(t997);
int includedTranCount = int.Parse(g.GE.Content[0].Val);
int receivedTranCount = g.Transactions.Count;
int acceptedTranCount = g.Transactions.Count(t => !t.ValidationErrors.Any());
t997.Content.Add(CreateAk1Segment(map, g));
if (((_settings.AckValidationErrorBehavour == AckValidationErrorBehavour.AcceptButNoteErrors ||
_settings.AckValidationErrorBehavour == AckValidationErrorBehavour.RejectValidationErrors) &&
acceptedTranCount < receivedTranCount) ||
(_settings.AlwaysGenerateAk2Loop))
{
foreach (EdiTrans t in g.Transactions)
{
EdiLoop lAk2 = new EdiLoop(lAk2Def, null);
t997.Content.Add(lAk2);
lAk2.Content.Add(CreateAk2Segment(lAk2Def, t));
lAk2.Content.Add(CreateAk5Segment(lAk2Def, t));
}
}
t997.Content.Add(CreateAk9Segment(map, g, includedTranCount, receivedTranCount));
}
}
return(b997);
}