internal static PageResult <TResult> GetPageResult <TEntity, TResult>(this IQueryable <TEntity> source, Expression <Func <TEntity, TResult> > selector, GridRequests request)
{
Expression <Func <TEntity, bool> > predicate = FilterHelper.GetExpression <TEntity>(request.FilterGroup);
return(source.ToPage(predicate, request.PageCondition, selector));
}
internal static PageResult <TResult> GetPageResult <TEntity, TResult>(this IQueryable <TEntity> source, Expression <Func <TEntity, TResult> > selector, Expression <Func <TEntity, bool> > predicate, GridRequests request, bool IsAdministrator = false)
{
//FilterGroup filter = new FilterGroup();
//filter.Rules.AddUpgradeFile(new FilterRule("IsAdministrator", false));
//Expression<Func<TEntity, bool>> predicates = IsAdministrator ? FilterHelper.GetExpression<TEntity>(filter) : predicate.And(FilterHelper.GetExpression<TEntity>(request.FilterGroup));
return(source.ToPage(predicate, request.PageCondition, selector));
}
internal static IQueryable <TEntity> GetQueryData <TEntity, TKey>(this IQueryable <TEntity> source, out int total, GridRequests request)
where TEntity : EntityBase <TKey>
where TKey : IEquatable <TKey>
{
Expression <Func <TEntity, bool> > predicate = FilterHelper.GetExpression <TEntity>(request.FilterGroup);
return(source.Where(predicate, request.PageCondition, out total));
}