/// <summary>
/// Builds meta data to be used with PioneerPaginationTagHelper
/// </summary>
/// <param name="collectionSize">Total size of collection we are paginating</param>
/// <param name="selectedPageNumber">Selected page number of pagination</param>
/// <param name="itemsPerPage">How many items per paginated list</param>
public PaginatedMetaModel GetMetaData(int collectionSize, int selectedPageNumber, int itemsPerPage)
{
var lastPage = _pageInCollectionService.GetLastPageInCollection(collectionSize, itemsPerPage);
// Cover > out of range exceptions
if (lastPage < selectedPageNumber)
{
selectedPageNumber = lastPage;
}
// Cover < out of range exceptions
if (selectedPageNumber < 1)
{
selectedPageNumber = 1;
}
if (collectionSize == 0)
{
return(GetCollectionSizeZeroModel());
}
_pages = _nodeService.BuildPageNodes(collectionSize, selectedPageNumber, itemsPerPage, NumberOfNodesInPaginatedList);
return(new PaginatedMetaModel
{
PreviousPage = _previousPageService.BuildPreviousPage(_pages, collectionSize, selectedPageNumber, itemsPerPage),
Pages = _pages,
NextPage = _nextPageService.BuildNextPage(
_pages,
collectionSize,
selectedPageNumber,
itemsPerPage,
NumberOfNodesInPaginatedList
)
});
}