public virtual IJqlClause VisitJql(JqlExpression clause)
{
var changed = false;
IJqlClause filter = null;
OrderByExpression orderBy = null;
if (clause.Filter != null)
{
filter = Visit(clause.Filter);
changed |= filter != clause.Filter;
}
if (clause.OrderBy != null)
{
orderBy = (OrderByExpression)Visit(clause.OrderBy);
changed |= orderBy != clause.OrderBy;
}
return(changed
? new JqlExpression
{
Filter = filter,
OrderBy = orderBy
}
: clause);
}
private static string ExtractFieldName(IJqlClause field)
{
return(field switch
{
FieldReferenceExpression customField => customField.Field,
_ => throw new JqlCompilationException($"field was not extracted from expression [{field}]")
});
public BuiltQuery Build()
{
IJqlClause query = null;
if (filters.Count > 0)
{
query = filters[0];
for (var i = 1; i < filters.Count; i++)
{
query = new BinaryExpression
{
Left = query,
Right = filters[i],
Operator = JqlBinaryExpressionType.And
};
}
}
if (orderings.Count > 0)
{
var orderingArray = new FieldOrdering[orderings.Count];
for (var i = 0; i < orderings.Count; i++)
{
orderingArray[i] = orderings[i];
}
query = new JqlExpression
{
Filter = query,
OrderBy = new OrderByExpression {
Fields = orderingArray
}
};
}
return(new BuiltQuery(query, projection, issueType)
{
Take = Take,
Skip = Skip,
Count = Count,
IsAny = IsAny,
IssueFunction = IssueFunction
});
}
public virtual IJqlClause VisitCascadeOption(CascadeOptionExpression clause)
{
var field = Visit(clause.Field);
var changed = false;
var values = new IJqlClause[clause.Values.Length];
for (var i = 0; i < clause.Values.Length; ++i)
{
var value = clause.Values[i];
var v = Visit(value);
values[i] = v;
changed |= v != value;
}
return(field == clause.Field && !changed
? clause
: new CascadeOptionExpression
{
Field = field,
Values = values
});
}
public void AddFilter(IJqlClause filter)
{
filters.Add(filter);
}
public virtual IJqlClause Visit(IJqlClause clause)
{
return(clause.Accept(this));
}
public BuiltQuery(IJqlClause query, Projection projection, Type issueType)
{
Query = query;
Projection = projection;
IssueType = issueType;
}
