private async Task <OpenResult> OpenFileAsText(string fileString, BookLocation location)
{
await Task.Delay(0);
Logger.Log($"MainEpubReader: file is a text string; convert to html");
EpubBook = TextWizard.TextToEpub(fileString);
if (location == null)
{
var chapter = EpubWizard.GetFirstChapter(EpubBook.TableOfContents);
if (chapter != null)
{
location = EpubChapterData.FromChapter(chapter);
}
}
if (location != null)
{
Logger.Log($"MainEpubReader: Show Text: About to move to location as needed. {location}");
UserNavigatedToArgument = location;
NavigateTo(ControlId, location); // We won't get a hairpin navigation callback
}
return(OpenResult.OK);
}
private void UserDidNavigationRequest(EpubChapterData chapter)
{
if (chapter == null)
{
return;
}
var nav = Navigator.Get();
BookLocation location = null;
if (chapter == Chapters[0])
{
// First one is special: we always go to the very start of the book, including stuff that's not in
// the classic table of contents. For example, Gutenberg Campfire Girls Station Island has a cover that's
// not in the TOC but which is in the inner.SpecialResources.HtmlInReadingOrder and which is placed first.
// Additionally, that book also has the weird thing that the ID for the first section (in the TOC) is
// near the end of the section, so when you click on it, it scrolls to there, but then the next TOC entry
// (chapter 1) is visible near the top, and so the selection jumps to there.
location = new BookLocation(0, 0); // first HTML page, at the very top.
}
else
{
location = EpubChapterData.FromChapter(chapter);
}
nav.UserNavigatedTo(ControlId, location);
}