/// <summary>
/// Adds <see cref="HierarchicalLoop"/> to the current container with the provided segment string
/// </summary>
/// <param name="segmentString">String of loop to be added</param>
/// <returns>Loop created from segment string</returns>
/// <exception cref="TransactionValidationException">Thrown if the transaction has been previously added
/// of if the transaction specification is null</exception>
/// <exception cref="InvalidOperationException">Thrown if the current loop container doesn't have a valid
/// parent</exception>
public HierarchicalLoop AddHLoop(string segmentString)
{
Transaction transaction = this.Transaction;
var hl = new HierarchicalLoop(this, this.DelimiterSet, segmentString);
HierarchicalLoopContainer specContainer = this;
while (!(specContainer is HierarchicalLoopContainer && specContainer.HasHierachicalSpecs()))
{
if (specContainer.Parent is HierarchicalLoopContainer)
{
specContainer = (HierarchicalLoopContainer)specContainer.Parent;
}
else
{
throw new InvalidOperationException(
string.Format(Resources.InvalidHLSpecError, segmentString));
}
}
if (specContainer is Transaction)
{
hl.Specification = transaction.Specification.HierarchicalLoopSpecifications.FirstOrDefault(
hls => hls.LevelCode == null || hls.LevelCode.ToString() == hl.LevelCode);
}
if (specContainer is HierarchicalLoop hLoopWithSpec)
{
hl.Specification = hLoopWithSpec.Specification.HierarchicalLoopSpecifications.FirstOrDefault(
hls => hls.LevelCode == null || hls.LevelCode.ToString() == hl.LevelCode);
}
if (specContainer is Loop loopWithSpec)
{
hl.Specification = loopWithSpec.Specification.HierarchicalLoopSpecifications.FirstOrDefault(
hls => hls.LevelCode == null || hls.LevelCode.ToString() == hl.LevelCode);
}
if (hl.Specification == null)
{
throw new TransactionValidationException(
Resources.TransactionHLCodeError,
transaction.IdentifierCode,
transaction.ControlNumber,
"HL03",
hl.LevelCode);
}
this.hLoops.Add(hl.Id, hl);
// loop id must be unique throughout the transaction
try
{
specContainer.AddToHLoopDictionary(hl);
}
catch (ArgumentException)
{
throw new TransactionValidationException(
Resources.UnableToAddHLoop,
transaction.IdentifierCode,
transaction.ControlNumber,
"HL01",
hl.Id);
}
return(hl);
}
/// <summary>
/// Adds a provided <see cref="HierarchicalLoop"/> to the container
/// </summary>
/// <param name="hloop">Loop to be added</param>
/// <exception cref="ArgumentException">Thrown if the loop ID is not unique</exception>
internal void AddToHLoopDictionary(HierarchicalLoop hloop)
{
this.AllHLoops.Add(hloop.Id, hloop);
}
