public static IQueryable <T> OrderInfo <T>(this IQueryable <T> list, Dictionary <string, OrderByStatus> orderInfo) where T : new()
{
if (orderInfo != null && orderInfo.Count > 0)
{
string[] strArray = new string[4]
{
"OrderBy",
"OrderByDescending",
"ThenBy",
"ThenByDescending"
};
bool flag = list.ContainsOrderBy <T>();
foreach (string key in orderInfo.Keys)
{
int index = orderInfo[key] == OrderByStatus.DESC ? 1 : 0;
if (flag)
{
index += 2;
}
list = OrderByExtensions.smethod_1 <T>(list, key, strArray[index]);
flag = true;
}
}
return(list);
}
public static bool ContainsOrderBy <T>(this IQueryable <T> source)
{
bool flag = false;
Expression expression = source.Expression;
if (expression.NodeType == ExpressionType.Call)
{
flag = OrderByExtensions.smethod_0(expression as MethodCallExpression);
}
return(flag);
}
private static bool smethod_0(MethodCallExpression methodCallExpression_0)
{
bool flag = false;
if (!(methodCallExpression_0.Method.Name == "OrderBy") && !(methodCallExpression_0.Method.Name == "OrderByDescending"))
{
foreach (Expression expression in methodCallExpression_0.Arguments)
{
if (expression.NodeType == ExpressionType.Call)
{
if (flag = OrderByExtensions.smethod_0(expression as MethodCallExpression))
{
break;
}
}
}
}
else
{
flag = true;
}
return(flag);
}
public static IEnumerable <T> OrderInfo <T>(this IEnumerable <T> list, Dictionary <string, OrderByStatus> orderInfo) where T : new()
{
return(OrderByExtensions.OrderInfo <T>(list.AsQueryable <T>(), orderInfo).AsEnumerable <T>());
}