public override void VisitOrdering(Ordering ordering, QueryModel queryModel,
OrderByClause orderByClause, int index)
{
base.VisitOrdering(ordering, queryModel, orderByClause, index);
var field = memberAccessBuilder.GetFieldOrNull(ordering.Expression);
if (field == null)
{
throw new InvalidOperationException("order by must have field reference");
}
var fieldOrdering = new FieldOrdering
{
Field = new FieldReferenceExpression
{
Field = field.Expression,
CustomId = CustomFieldHelpers.ExtractIdentifier(field.Expression)
},
Order = ordering.OrderingDirection == OrderingDirection.Asc
? JqlOrderType.Asc
: JqlOrderType.Desc
};
queryBuilder.AppendOrdering(fieldOrdering);
}
protected override Expression VisitMember(MemberExpression node)
{
base.VisitMember(node);
var property = node.Member as PropertyInfo;
if (property == null)
{
throw new InvalidOperationException(
$"member chain should contain only properties [{node}]");
}
var filter = stack.Pop();
if (filter is FieldReferenceExpression fieldReference)
{
if (fieldReference.Source == null)
{
throw new InvalidOperationException(
$"member chain should start from query source [{node}]");
}
if (property.DeclaringType == typeof(JiraIssue) && property.Name == "CustomFields")
{
stack.Push(fieldReference);
}
else if (property.DeclaringType == typeof(JiraStatus) &&
property.Name == "StatusCategory" &&
property.PropertyType == typeof(JiraStatusCategory))
{
fieldReference.Field = "STATUSCATEGORY";
fieldReference.CustomId = null;
stack.Push(fieldReference);
}
else if (fieldReference.Field == null)
{
var jiraProperty = metadataProvider.GetFieldMetadata(property);
fieldReference.Field = jiraProperty.FieldName;
fieldReference.CustomId = CustomFieldHelpers.ExtractIdentifier(jiraProperty.FieldName);
stack.Push(fieldReference);
}
else
{
stack.Push(fieldReference);
}
}
else
{
throw new InvalidOperationException(
$"member chain should start from query source [{node}]");
}
return(node);
}
