public PackageListViewModel(
IQueryable<Package> packages,
DateTime? indexTimestampUtc,
string searchTerm,
int totalCount,
int pageIndex,
int pageSize,
UrlHelper url,
string curatedFeed)
{
// TODO: Implement actual sorting
IEnumerable<ListPackageItemViewModel> items = packages.ToList().Select(pv => new ListPackageItemViewModel(pv));
PageIndex = pageIndex;
IndexTimestampUtc = indexTimestampUtc;
PageSize = pageSize;
TotalCount = totalCount;
SearchTerm = searchTerm;
int pageCount = (TotalCount + PageSize - 1) / PageSize;
var pager = new PreviousNextPagerViewModel<ListPackageItemViewModel>(
items,
PageIndex,
pageCount,
page => curatedFeed == null ?
url.PackageList(page, searchTerm) :
url.CuratedPackageList(page, searchTerm, curatedFeed)
);
Items = pager.Items;
FirstResultIndex = 1 + (PageIndex * PageSize);
LastResultIndex = FirstResultIndex + Items.Count() - 1;
Pager = pager;
}
public PackageListViewModel(IQueryable<Package> packages,
string searchTerm,
string sortOrder,
int totalCount,
int pageIndex,
int pageSize,
UrlHelper url,
bool includePrerelease)
{
// TODO: Implement actual sorting
IEnumerable<ListPackageItemViewModel> items;
using (MiniProfiler.Current.Step("Querying and mapping packages to list"))
{
items = packages.ToList()
.Select(pv => new ListPackageItemViewModel(pv, needAuthors: false));
}
PageIndex = pageIndex;
PageSize = pageSize;
TotalCount = totalCount;
SortOrder = sortOrder;
SearchTerm = searchTerm;
int pageCount = (TotalCount + PageSize - 1) / PageSize;
var pager = new PreviousNextPagerViewModel<ListPackageItemViewModel>(
items,
PageIndex,
pageCount,
page => url.PackageList(page, sortOrder, searchTerm, includePrerelease)
);
Items = pager.Items;
FirstResultIndex = 1 + (PageIndex * PageSize);
LastResultIndex = FirstResultIndex + Items.Count() - 1;
Pager = pager;
IncludePrerelease = includePrerelease ? "true" : null;
}
public PackageListViewModel(IQueryable<Package> packages,
string searchTerm,
string sortOrder,
int pageIndex,
int pageSize,
UrlHelper url)
{
// TODO: Implement actual sorting
IEnumerable<ListPackageItemViewModel> items;
using (MiniProfiler.Current.Step("Querying and mapping packages to list"))
{
items = packages.SortBy(GetSortExpression(sortOrder))
.Skip(pageIndex * pageSize)
.Take(pageSize)
.ToList()
.Select(pv => new ListPackageItemViewModel(pv));
}
PageIndex = pageIndex;
PageSize = pageSize;
TotalCount = packages.Count();
SortOrder = sortOrder;
SearchTerm = searchTerm;
int pageCount = (TotalCount + PageSize - 1) / PageSize;
var pager = new PreviousNextPagerViewModel<ListPackageItemViewModel>(
items,
PageIndex,
pageCount,
page => url.PackageList(page, sortOrder, searchTerm)
);
Items = pager.Items;
FirstResultIndex = 1 + (PageIndex * PageSize);
LastResultIndex = FirstResultIndex + Items.Count() - 1;
Pager = pager;
}
public void PagerWithPageSizeEqualToItemsCountDoesNotHavePreviousOrNext()
{
// Arrange
const int currentPageIndex = 0;
// Act
var pager = new PreviousNextPagerViewModel<int>(new[] { 0, 1, 2, 3, 4 }, currentPageIndex, 1, p => p.ToString());
// Assert
Assert.False(pager.HasPreviousPage);
Assert.False(pager.HasNextPage);
}
public void PagerWithPageSizeEqualToItemsCountDoesNotHavePreviousOrNext()
{
// Arrange
int currentPageIndex = 0;
// Act
var pager = new PreviousNextPagerViewModel <int>(new[] { 0, 1, 2, 3, 4 }, currentPageIndex, 5, 1, p => p.ToString());
// Assert
Assert.False(pager.HasPreviousPage);
Assert.False(pager.HasNextPage);
}
public void PagerWithPageSizeGreaterThanItemsDoesNotHavePreviousOrNext()
{
// Arrange
int currentPageIndex = 0;
// Act
var pager = new PreviousNextPagerViewModel<int>(new[] { 0, 1, 2 }, currentPageIndex, 1, p => p.ToString());
// Assert
Assert.False(pager.HasPreviousPage);
Assert.False(pager.HasNextPage);
}
public void PagerWithPageSizeGreaterThanItemsDoesNotHavePreviousOrNext()
{
// Arrange
const int currentPageIndex = 0;
// Act
var pager = new PreviousNextPagerViewModel <int>(new[] { 0, 1, 2 }, currentPageIndex, 1, p => p.ToString());
// Assert
Assert.False(pager.HasPreviousPage);
Assert.False(pager.HasNextPage);
}
public void PagerAtFirstPageDoesNotHavePreviousPageButDoesHaveNext()
{
// Arrange
const int currentPageIndex = 0;
// Act
var pager = new PreviousNextPagerViewModel<int>(new[] { 0, 1, 2 }, currentPageIndex, 2, p => p.ToString());
// Assert
Assert.False(pager.HasPreviousPage);
Assert.True(pager.HasNextPage);
Assert.Equal("2", pager.NextPageUrl);
}
public void LastPageShowsPreviousLinkButNotNextLink()
{
// Arrange
const int currentPageIndex = 1;
// Act
var pager = new PreviousNextPagerViewModel<int>(new[] { 0, 1, 2, 3, 4, 5 }, currentPageIndex, 2, p => p.ToString());
// Assert
Assert.Equal("1", pager.PreviousPageUrl);
Assert.True(pager.HasPreviousPage);
Assert.False(pager.HasNextPage);
}
public void PagerAtFirstPageDoesNotHavePreviousPageButDoesHaveNext()
{
// Arrange
int currentPageIndex = 0;
// Act
var pager = new PreviousNextPagerViewModel <int>(new[] { 0, 1, 2 }, currentPageIndex, 2, 2, p => p.ToString());
// Assert
Assert.False(pager.HasPreviousPage);
Assert.True(pager.HasNextPage);
Assert.Equal("2", pager.NextPageUrl);
}
public void LastPageShowsPreviousLinkButNotNextLink()
{
// Arrange
int currentPageIndex = 1;
// Act
var pager = new PreviousNextPagerViewModel <int>(new[] { 0, 1, 2, 3, 4, 5 }, currentPageIndex, 5, 2, p => p.ToString());
// Assert
Assert.Equal("1", pager.PreviousPageUrl);
Assert.True(pager.HasPreviousPage);
Assert.False(pager.HasNextPage);
}
public UserProfileModel(User user, List<PackageViewModel> allPackages, int pageIndex, int pageSize, UrlHelper url)
{
Username = user.Username;
EmailAddress = user.EmailAddress;
UnconfirmedEmailAddress = user.UnconfirmedEmailAddress;
AllPackages = allPackages;
TotalPackages = allPackages.Count;
PackagePage = pageIndex;
PackagePageSize = pageSize;
TotalPackageDownloadCount = AllPackages.Sum(p => p.TotalDownloadCount);
PackagePageTotalCount = (TotalPackages + PackagePageSize - 1) / PackagePageSize;
var pager = new PreviousNextPagerViewModel<PackageViewModel>(allPackages, pageIndex, PackagePageTotalCount,
page => url.User(user, page));
Pager = pager;
PagedPackages = AllPackages.Skip(PackagePageSize * pageIndex)
.Take(PackagePageSize).ToList();
}
