/// <summary>
/// Convert list to paged list according to paging request
/// </summary>
/// <typeparam name="T">Object type</typeparam>
/// <param name="list">List of objects</param>
/// <param name="pagingRequestModel">Paging request model</param>
/// <returns>Paged list</returns>
public static IPagedList <T> ToPagedList <T>(this IList <T> list,
IPagingRequestModel pagingRequestModel)
{
return(new PagedList <T>(list,
pagingRequestModel.Page - 1,
pagingRequestModel.PageSize));
}
private static void ApplyPaging(IPagingRequestModel model, IQueryPaging query)
{
int page = model.Page ?? 1;
int pagesize = model.PageSize ?? 100;
query.Skip = pagesize * (page - 1);
query.Take = pagesize;
}
// In-memory paging of objects
public static IEnumerable <T> PaginationByRequestModel <T>(this IEnumerable <T> collection, IPagingRequestModel requestModel)
{
return(collection.Skip((requestModel.Page - 1) * requestModel.PageSize).Take(requestModel.PageSize));
}
/// <summary>
/// Convert async-enumerable sequence to paged list according to paging request
/// </summary>
/// <typeparam name="T">Object type</typeparam>
/// <param name="collection">Async-enumerable sequence of objects</param>
/// <param name="pagingRequestModel">Paging request model</param>
/// <returns>Paged list</returns>
public static async Task <IPagedList <T> > ToPagedListAsync <T>(this IAsyncEnumerable <T> collection, IPagingRequestModel pagingRequestModel)
{
var list = await collection.ToListAsync();
return(list.ToPagedList(pagingRequestModel));
}