private string Render(ISelectionSet selectionSet, QueryRenderingContext context)
{
var content = new QueryContentAppender(context);
(_, context) = content.AppendStartOfSelectionSet();
foreach (var selectionItem in selectionSet.Selections)
{
var selectionItemContent = selectionItem switch
{
IFieldSelectionItem fieldSelection => Render(fieldSelection, context),
_ => throw new NotImplementedException($"Unable to render selection {selectionItem.GetType().FullName}")
};
content.AppendLineWithIndentation($"{selectionItemContent}");
}
content.AppendEndOfSelectionSet();
return(content.ToString());
}
private string Render(IFieldSelectionItem fieldSelection, QueryRenderingContext context)
{
var content = new QueryContentAppender(context);
if (!string.IsNullOrWhiteSpace(fieldSelection.Alias))
{
content.Append($"{fieldSelection.Alias}: ");
}
content.Append(fieldSelection.FieldName);
if (fieldSelection.Arguments.Count != 0)
{
content.Append(Render(fieldSelection.Arguments.ToList()));
}
if (fieldSelection.SelectionSet != null)
{
content.Append($" {Render(fieldSelection.SelectionSet, context)}");
}
return(content.ToString());
}
