protected virtual SortExpression GetSort(IReadOnlyCollection <QueryExpression> expressionsInScope, ResourceContext resourceContext)
{
ArgumentGuard.NotNull(expressionsInScope, nameof(expressionsInScope));
ArgumentGuard.NotNull(resourceContext, nameof(resourceContext));
var sort = expressionsInScope.OfType <SortExpression>().FirstOrDefault();
sort = _resourceDefinitionAccessor.OnApplySort(resourceContext.ResourceType, sort);
if (sort == null)
{
var idAttribute = GetIdAttribute(resourceContext);
sort = new SortExpression(new SortElementExpression(new ResourceFieldChainExpression(idAttribute), true).AsArray());
}
return(sort);
}
protected virtual SortExpression GetSort(IReadOnlyCollection <QueryExpression> expressionsInScope, ResourceContext resourceContext)
{
if (expressionsInScope == null)
{
throw new ArgumentNullException(nameof(expressionsInScope));
}
if (resourceContext == null)
{
throw new ArgumentNullException(nameof(resourceContext));
}
var sort = expressionsInScope.OfType <SortExpression>().FirstOrDefault();
sort = _resourceDefinitionAccessor.OnApplySort(resourceContext.ResourceType, sort);
if (sort == null)
{
var idAttribute = resourceContext.Attributes.Single(x => x.Property.Name == nameof(Identifiable.Id));
sort = new SortExpression(new[] { new SortElementExpression(new ResourceFieldChainExpression(idAttribute), true) });
}
return(sort);
}