public static DrawingBrush Get(CardViewModel card)
{
try
{
if (card?.Id == null || card.Name == null || Cache == null)
{
return(new DrawingBrush());
}
var cardImageObj = new CardImageObject(card);
var key = $"{card.Id}_{cardImageObj.GetHashCode()}";
if (!Refresh.Contains(card.Id) && Cache.TryGet(key, out var cached))
{
return(cached.Image);
}
Refresh.Remove(card.Id);
DrawingBrush image = null;
Application.Current.Dispatcher.Invoke(() => image = ThemeManager.GetBarImageBuilder(card).Build());
if (image.CanFreeze)
{
image.Freeze();
}
cardImageObj = new CardImageObject(image, card);
Cache.Cache(key, cardImageObj);
return(cardImageObj.Image);
}
catch (Exception ex)
{
Log.Error($"Image builder failed: {ex.Message}");
return(new DrawingBrush());
}
}
public static IList <DocObj> GetDocuments(String author, String book, String sort, String mode)
{
#if TRACE
Trace.WriteLine(String.Format("GetDocuments({0}, {1})",
author, book));
#endif
String key = String.Format("GetDocuments(\"{0}\", \"{1}\")", author, book);
Object obj = MemCache.Cache(key);
if (!(obj is IList <DocObj>))
{
obj = _DbProvider.GetDocuments(author, book, sort, mode);
MemCache.Cache(
key,
obj);
}
if (!(String.Equals(sort, "Title", StringComparison.InvariantCultureIgnoreCase) ||
String.Equals(sort, "Chapter", StringComparison.InvariantCultureIgnoreCase)))
{
sort = "Chapter";
}
if (!(String.Equals(mode, "Asc", StringComparison.InvariantCultureIgnoreCase) ||
String.Equals(mode, "Desc", StringComparison.InvariantCultureIgnoreCase)))
{
mode = "ASC";
}
if (String.Equals(sort, "Title", StringComparison.InvariantCultureIgnoreCase))
{
if (String.Equals(mode, "ASC", StringComparison.InvariantCultureIgnoreCase))
{
return(((IList <DocObj>)obj).OrderBy(k => k.Title).ToList());
}
else
{
return(((IList <DocObj>)obj).OrderByDescending(k => k.Title).ToList());
}
}
else
{
if (String.Equals(mode, "ASC", StringComparison.InvariantCultureIgnoreCase))
{
return(((IList <DocObj>)obj).OrderBy(k => k.Chapter).ToList());
}
else
{
return(((IList <DocObj>)obj).OrderByDescending(k => k.Chapter).ToList());
}
}
}
public static void SaveDocument(DocObj doc)
{
String key = String.Format("GetDocuments(\"{0}\")", doc.Id);
_DbProvider.SaveDocument(doc);
MemCache.Cache(
key,
doc);
MemCache.Cache(
String.Format("GetDocuments(\"{0}\", \"{1}\")", doc.Author, doc.Book),
null);
}
public static DocObj InsertDocument(DocObj doc)
{
DocObj inserted = _DbProvider.InsertDocument(doc);
String key = String.Format("GetDocuments(\"{0}\")", inserted.Id);
MemCache.Cache(
key,
inserted);
MemCache.Cache(
String.Format("GetDocuments(\"{0}\", \"{1}\")", doc.Author, doc.Book),
null);
return(inserted);
}
public static DocObj GetDocument(Guid id)
{
#if TRACE
Trace.WriteLine(String.Format("GetDocuments({0})", id));
#endif
String key = String.Format("GetDocuments(\"{0}\")", id);
Object obj = MemCache.Cache(key);
if (obj is DocObj)
{
return((DocObj)obj);
}
obj = _DbProvider.GetDocument(id);
MemCache.Cache(
key,
obj);
return((DocObj)obj);
}
public static IList <Book> GetBooks(String author)
{
#if TRACE
Trace.WriteLine(String.Format("GetBooks({0})",
author));
#endif
String key = String.Format("GetBooks(\"{0}\")", author);
Object obj = MemCache.Cache(key);
if (obj is IList <Book> )
{
return((IList <Book>)obj);
}
obj = _DbProvider.GetBooks(author);
MemCache.Cache(
key,
obj);
return((IList <Book>)obj);
}
