public virtual List <T> PagingList(
out int itemsCount,
Expression <Func <T, bool> > filter = null,
string includedProperties = "",
int currentPage = 1,
int countPerPage = 10,
string order = "",
string orderDirection = ""
)
{
if (countPerPage == 0)
{
countPerPage = 10;
}
if (currentPage == 0)
{
currentPage = 1;
}
itemsCount = 0;
int skip = (currentPage - 1) * countPerPage;
IQueryable <T> query = DBSet;
if (filter != null)
{
query = query.Where(filter);
}
if (!string.IsNullOrWhiteSpace(includedProperties))
{
query = includedProperties
.Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries)
.Aggregate(query, (current, includeProperty) => current.Include(includeProperty));
}
itemsCount = query.Count();
if (!string.IsNullOrWhiteSpace(order))
{
if (orderDirection.Trim().ToUpper() == "DESC")
{
query = OrderDynamic.OrderByDescending(query, order);
}
else
{
query = OrderDynamic.OrderBy(query, order);
}
}
else
{
query = OrderDynamic.OrderBy(query, "ID");
}
query = query.Skip(skip).Take(countPerPage);
return(query.ToList());
}
public virtual List <T> PagingList(
out int itemsCount,
IQueryable <T> query = null,
string includedProperties = "",
int currentPage = 1,
int countPerPage = 10,
Func <IQueryable <T>,
IOrderedQueryable <T> > order = null,
bool defaultOrder = false
)
{
itemsCount = 0;
int skip = (currentPage - 1) * countPerPage;
if (query == null)
{
query = DBSet;
}
if (!string.IsNullOrWhiteSpace(includedProperties))
{
query = includedProperties
.Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries)
.Aggregate(query, (current, includeProperty) => current.Include(includeProperty));
}
itemsCount = query.Count();
if (order != null)
{
query = order(query);
}
else if (!defaultOrder)
{
query = OrderDynamic.OrderBy(query, "ID");
}
query = query.Skip(skip).Take(countPerPage);
return(query.ToList());
}
