public void ResetDownloadPanel()
{
var book = DataContext as BookData;
// Set up the uiDownload combo box
uiDownloadList.Items.Clear();
// Get a subset of the offered items -- we don't need to see multiple
// text files with different character sets when we already have just
// the one we need.
var list = FilenameAndFormatData.GetProcessedFileList(book.Files.ToList());
foreach (var file in list)
{
var cbi = new ComboBoxItem()
{
Content = file.FileTypeAsString(),
Tag = file
};
uiDownloadList.Items.Add(cbi);
}
if (uiDownloadList.Items.Count > 0)
{
uiDownloadList.SelectedIndex = 0;
}
var bookdb = BookDataContext.Get();
var dd = CommonQueries.DownloadedBookFind(bookdb, book.BookId);
var fileStatus = dd?.CurrFileStatus ?? DownloadData.FileStatus.Unknown;
switch (fileStatus)
{
case DownloadData.FileStatus.Unknown:
case DownloadData.FileStatus.Deleted:
AllowEnableDownloadPanel = true;
break;
case DownloadData.FileStatus.Downloaded:
AllowEnableDownloadPanel = false;
break;
}
uiDownloadButton.Visibility = Visibility.Visible;
uiCancelDownloadButton.Visibility = Visibility.Collapsed;
uiDownloadProgress.IsIndeterminate = false;
uiDownloadProgress.Value = 0;
uiDownloadFinished.Visibility = Visibility.Collapsed;
}
private void OnCardTapped(object sender, TappedRoutedEventArgs e)
{
var bookdb = BookDataContext.Get();
var book = (sender as BookCard)?.DataContext as BookData;
if (book == null)
{
return;
}
var dd = CommonQueries.DownloadedBookFind(bookdb, book.BookId);
if (dd == null)
{
return; // Can't display a book that isn't there!
}
var nav = Navigator.Get();
nav.DisplayBook(ControlId, book);
}
/// <summary>
/// Called externally in order to display a book; will use the BookNavigationData to move
/// to the previous spot.
/// </summary>
/// <param name="bookId"></param>
/// <returns></returns>
public async Task DisplayBook(BookData bookData, BookLocation location = null)
{
// Reset all of the position values.
CurrHtml = "";
CurrHtmlIndex = -1;
CurrHtmlFileName = null;
CurrScrollPosition = double.NaN;
CurrSelectPosition = double.NaN;
BookData = bookData;
var bookdb = BookDataContext.Get();
var dd = bookData.DownloadData ?? CommonQueries.DownloadedBookFind(bookdb, BookData.BookId);
var nav = bookData.NavigationData ?? CommonQueries.BookNavigationDataFind(bookdb, BookData.BookId);
if (location == null && !string.IsNullOrEmpty(nav?.CurrSpot))
{
location = BookLocation.FromJson(nav.CurrSpot);
}
SetReviewSymbol();
if (dd == null)
{
return;
}
var fullpath = dd.FullFilePath;
if (fullpath.Contains(@"\source\repos\SimpleEpubReader\SimpleEpubReader\bin\x64\Debug\AppX\Assets\PreinstalledBooks"))
{
// Whoops. The initial database might incorrectly have a developer path hard-coded.
// Replace with correct location.
var installationFolder = FolderMethods.InstallationFolder;
fullpath = $"{installationFolder}\\Assets\\PreinstalledBooks\\{dd.FileName}";
}
else if (fullpath.StartsWith("PreinstalledBooks:"))
{
// Preinstalled books are in a sort of relative path. It's designed to be an invalid
// (or at least incredibly rare) directory.
var installationFolder = FolderMethods.InstallationFolder;
fullpath = $"{installationFolder}\\Assets\\PreinstalledBooks\\{dd.FileName}";
}
var openResult = await OpenFile(fullpath, location);
switch (openResult)
{
case OpenResult.OK:
// Set up the uiAllUpPosition
var sectionSizes = new List <double>();
foreach (var file in EpubBook.ResourcesHtmlOrdered)
{
sectionSizes.Add(file.Content.Length);
}
uiAllUpPosition.SetSectionSizes(sectionSizes);
// No need to set to zero; it's already set in the OpenFile!. uiAllUpPosition.UpdatePosition(0, 0); // set to zero!
ApplicationView appView = ApplicationView.GetForCurrentView();
appView.Title = bookData.Title.Replace("\n", " -- "); // title is multi-line
break;
case OpenResult.RedownloadableError: // An error. Mark the book as not downloaded + redownload
dd.CurrFileStatus = DownloadData.FileStatus.Unknown; // deleted? gone? corrupt? we really don't know.
CommonQueries.BookSaveChanges(bookdb);
await BookSearch.DoSwipeDownloadOrReadAsync(BookData);
break;
default: // An error. Mark the book as not downloaded
dd.CurrFileStatus = DownloadData.FileStatus.Unknown; // deleted? gone? corrupt? we really don't know.
CommonQueries.BookSaveChanges(bookdb);
break;
}
}