/// <summary>
/// GetPageData
/// </summary>
/// <typeparam name="TEntity"></typeparam>
/// <typeparam name="TKey"></typeparam>
/// <param name="querableList"></param>
/// <param name="orderByKeySelector"></param>
/// <param name="pageParam"></param>
/// <param name="bIsAscOrder"></param>
/// <param name="strOrder">Id Asc, Date Desc</param>
/// <returns>PageData<TEntity></returns>
public static PageData <TEntity> GetPageData <TEntity, TKey>(IQueryable <TEntity> querableList
, Expression <Func <TEntity, TKey> > orderByKeySelector
, PageParam pageParam, bool bIsAscOrder = true, string strOrder = "")
{
pageParam.Check();
PageData <TEntity> pageData = new PageData <TEntity>(pageParam, querableList.Count());
IQueryable <TEntity> orderQuerableList = null;
if (string.IsNullOrEmpty(strOrder))
{
orderQuerableList = bIsAscOrder
?
querableList.OrderBy(orderByKeySelector)
:
querableList.OrderByDescending(orderByKeySelector);
}
else
{
orderQuerableList = querableList.OrderBy(strOrder);
}
int intPageSkip = pageParam.GetPageSkip();
pageData.Data = orderQuerableList.Skip(intPageSkip)
.Take(pageParam.PageSize).ToList();
return(pageData);
}
/// <summary>
/// GetPageData
/// </summary>
/// <typeparam name="TEntity"></typeparam>
/// <param name="querableList"></param>
/// <param name="pageParam"></param>
/// <returns>IQueryable<TEntity></returns>
public static IQueryable <TEntity> GetPageData <TEntity>(IQueryable <TEntity> orderQuerableList, PageParam pageParam)
{
int intPageSkip = pageParam.GetPageSkip();
return(orderQuerableList.Skip(intPageSkip).Take(pageParam.PageSize));
}