private void _GroupBy(Expression expression)
{
var propertyName = ReflectionExtensionHelper.GetProperty(expression as LambdaExpression).Name;
propertyName = _mappingIndex.Columns.FirstOrDefault(x => x.PropertyName == propertyName)?.SearchName ?? propertyName;
_request.Aggregations = new TermsAggregation(propertyName)
{
Field = propertyName,
Size = 1000
};
}
private void _OrderBy(Expression expression, OrderByType type = OrderByType.Asc)
{
var propertyName = ReflectionExtensionHelper.GetProperty(expression as LambdaExpression).Name;
propertyName = _mappingIndex.Columns.FirstOrDefault(x => x.PropertyName == propertyName)?.SearchName ?? propertyName;
_request.Sort = new ISort[]
{
new FieldSort
{
Field = propertyName,
Order = type == OrderByType.Asc ? SortOrder.Ascending : SortOrder.Descending
}
};
}
