private ComparisonConstraintResult CompareConstraint(IGSettingsManager igSettings, IConstraint oldConstraint, IConstraint newConstraint)
{
var oldFc = FormattedConstraintFactory.NewFormattedConstraint(this.tdb, this.igSettings, this.igTypePlugin, oldConstraint, null);
var newFc = FormattedConstraintFactory.NewFormattedConstraint(this.tdb, this.igSettings, this.igTypePlugin, newConstraint, null);
var newNarrative = newFc.GetPlainText();
var oldNarrative = oldFc.GetPlainText();
var cResult = new ComparisonConstraintResult
{
ParentNumber = newConstraint.Parent != null
? string.Format("{0}-{1}", newConstraint.Parent.Template.OwningImplementationGuideId, newConstraint.Parent.Number)
: null,
Number = string.Format("{0}-{1}", newConstraint.Template.OwningImplementationGuideId, newConstraint.Number.Value),
Order = newConstraint.Order,
NewNarrative = newNarrative,
OldNarrative = oldNarrative
};
// If all that changed was the CONF number, then treat as unchanged.
if (newNarrative.IndexOf("(CONF") >= 0 && oldNarrative.IndexOf("(CONF") >= 0)
{
var newNarrativeCompare = newNarrative.Substring(0, newNarrative.IndexOf("(CONF"));
var oldNarrativeCompare = oldNarrative.Substring(0, oldNarrative.IndexOf("(CONF"));
cResult.Type = newNarrativeCompare != oldNarrativeCompare
? CompareStatuses.Modified
: CompareStatuses.Unchanged;
}
else
{
cResult.Type = newNarrative != oldNarrative
? CompareStatuses.Modified
: CompareStatuses.Unchanged;
}
if (!oldConstraint.IsPrimitive && cResult.Type != CompareStatuses.Unchanged)
{
CheckField(cResult, "Description", oldConstraint.Description, newConstraint.Description);
CheckField(cResult, "Label", oldConstraint.Label, newConstraint.Label);
CheckField(cResult, "Conformance", oldConstraint.Conformance, newConstraint.Conformance);
CheckField(cResult, "Cardinality", oldConstraint.Cardinality, newConstraint.Cardinality);
CheckField(cResult, "DataType", oldConstraint.DataType, newConstraint.DataType);
CheckField(cResult, "Value", oldConstraint.Value, newConstraint.Value);
CheckField(cResult, "Display Name", oldConstraint.ValueDisplayName, newConstraint.ValueDisplayName);
CheckField(cResult, "ValueSet Date", oldConstraint.ValueSetDate, newConstraint.ValueSetDate);
CheckField(cResult, "ValueSet", GetValueSetDisplay(oldConstraint), GetValueSetDisplay(newConstraint));
CheckField(cResult, "Code System", GetCodeSystemDisplay(oldConstraint), GetCodeSystemDisplay(newConstraint));
CheckField(cResult, "Contained Template", GetContainedTemplateDisplay(oldConstraint), GetContainedTemplateDisplay(newConstraint));
}
return(cResult);
}
/// <summary>
/// Compares the previous template to the new template in two stages; first the fields of the templates and then the constraints of the templates.
/// The comparison between constraints are based on the IConstraint.Number field for matching the constraints together.
/// </summary>
/// <remarks>
/// Template fields: Name, Oid, Description, Is Open, Implied Template
/// Constraint fields: Description, Label, Conformance, Cardinality, DataType, Value, Display Name, ValueSet Date, Value Set, Code System, Contained Template
/// </remarks>
/// <returns>A ComparisonResult instance which contains the differences between the old and new templates fields
/// and a list of ComparisonConstraintResult instances that represents each modified constraint.</returns>
public ComparisonResult Compare(ITemplate previousTemplate, ITemplate newTemplate)
{
this.result = new ComparisonResult();
this.CompareTemplate(previousTemplate, newTemplate);
if (newTemplate.Status != PublishStatus.RETIRED_STATUS)
{
// Added constraints
foreach (var cConstraint in newTemplate.Constraints.Where(b => !previousTemplate.Constraints.Exists(a => a.Number == b.Number)))
{
IFormattedConstraint fc = FormattedConstraintFactory.NewFormattedConstraint(this.tdb, this.igSettings, this.igTypePlugin, cConstraint, null);
ComparisonConstraintResult cResult = new ComparisonConstraintResult()
{
ParentNumber = cConstraint.Parent != null?
string.Format("{0}-{1}", cConstraint.Template.OwningImplementationGuideId, cConstraint.Parent.Number) :
null,
Number = string.Format("{0}-{1}", cConstraint.Template.OwningImplementationGuideId, cConstraint.Number.Value),
Order = cConstraint.Order,
Type = CompareStatuses.Added,
NewNarrative = fc.GetPlainText()
};
this.result.ChangedConstraints.Add(cResult);
}
// Deleted constraints
foreach (var cConstraint in previousTemplate.Constraints.Where(a => !newTemplate.Constraints.Exists(b => b.Number == a.Number)))
{
IFormattedConstraint fc = FormattedConstraintFactory.NewFormattedConstraint(this.tdb, this.igSettings, this.igTypePlugin, cConstraint, null);
ComparisonConstraintResult cResult = new ComparisonConstraintResult()
{
ParentNumber = cConstraint.Parent != null?
string.Format("{0}-{1}", cConstraint.Parent.Template.OwningImplementationGuideId, cConstraint.Parent.Number) :
null,
Number = string.Format("{0}-{1}", cConstraint.Template.OwningImplementationGuideId, cConstraint.Number),
Order = cConstraint.Order,
Type = CompareStatuses.Removed,
OldNarrative = fc.GetPlainText()
};
this.result.ChangedConstraints.Add(cResult);
}
// Modified constraints
foreach (var oldConstraint in previousTemplate.Constraints.Where(a => newTemplate.Constraints.Exists(b => b.Number == a.Number)))
{
var newConstraint = newTemplate.Constraints.Single(b => b.Number == oldConstraint.Number);
ComparisonConstraintResult compareResult = this.CompareConstraint(this.igSettings, oldConstraint, newConstraint);
if (compareResult != null)
{
result.ChangedConstraints.Add(compareResult);
}
}
}
return(this.result);
}
