public static ResultViewModel <T> GetData <T>(IQueryable <T> results, string sorting, string filter, int skip, int take, int pageSize, int page)
{
filter = filter == "null" ? string.Empty : filter;
if (!string.IsNullOrEmpty(filter) && filter != "null")
{
results = GridService.ApplyfilterToProducts(results, filter);
}
if (!string.IsNullOrEmpty(sorting) && sorting != "null")
{
results = GridService.SortListProducts(results, sorting);
}
var data = results
.Skip(skip)
.Take(pageSize);
var result = new ResultViewModel <T>()
{
Data = data,
Count = string.IsNullOrWhiteSpace(filter)
? results.Count()
: data.Count()
};
return(result);
}
public static IQueryable <T> SortListProducts <T>(IQueryable <T> results, string sorting)
{
var sortList = JsonConvert.DeserializeObject <List <SortDescription> >(sorting);
if (sortList.Any())
{
var orderByExpression = GridService.GetOrderByExpression <T>(sortList[0].field);
results = GridService.OrderByDir <T>(results, sortList[0].dir, orderByExpression);
}
return(results);
}