1 files changed, 26 insertions, 0 deletions
diff --git a/Gestor.Application/Helpers/QueryableHelper.cs b/Gestor.Application/Helpers/QueryableHelper.cs
new file mode 100644
index 0000000..5670bf2
--- /dev/null
+++ b/Gestor.Application/Helpers/QueryableHelper.cs
@@ -0,0 +1,26 @@
+using System;
+using System.Linq;
+using System.Linq.Expressions;
+using System.Runtime.CompilerServices;
+
+namespace Gestor.Application.Helpers
+{
+	public static class QueryableHelper
+	{
+		public static IOrderedQueryable<T> OrderBy<T>(this IQueryable<T> source, string propertyName)
+		{
+			return source.OrderBy<T, object>(QueryableHelper.ToLambda<T>(propertyName));
+		}
+
+		public static IOrderedQueryable<T> OrderByDescending<T>(this IQueryable<T> source, string propertyName)
+		{
+			return source.OrderByDescending<T, object>(QueryableHelper.ToLambda<T>(propertyName));
+		}
+
+		private static Expression<Func<T, object>> ToLambda<T>(string propertyName)
+		{
+			ParameterExpression parameterExpression = Expression.Parameter(typeof(T));
+			return Expression.Lambda<Func<T, object>>(Expression.Convert(Expression.Property(parameterExpression, propertyName), typeof(object)), new ParameterExpression[] { parameterExpression });
+		}
+	}
+}
+\ No newline at end of file