/// <summary>Long running. Use await Task.Run(() => UpdateBook(productId))</summary>
public void UpdateBook(LibationContext context, string productId)
{
var libraryBook = context.GetLibraryBook_Flat_NoTracking(productId);
var term = new Term(_ID_, productId);
var document = createBookIndexDocument(libraryBook);
var createNewIndex = false;
using var index = getIndex();
using var analyzer = new StandardAnalyzer(Version);
using var ixWriter = new IndexWriter(index, analyzer, createNewIndex, IndexWriter.MaxFieldLength.UNLIMITED);
ixWriter.DeleteDocuments(term);
ixWriter.AddDocument(document);
}
public void Display()
{
if (hasBeenDisplayed)
{
return;
}
hasBeenDisplayed = true;
//
// transform into sorted GridEntry.s BEFORE binding
//
context = DbContexts.GetContext();
var lib = context.GetLibrary_Flat_WithTracking();
// if no data. hide all columns. return
if (!lib.Any())
{
for (var i = dataGridView.ColumnCount - 1; i >= 0; i--)
{
dataGridView.Columns.RemoveAt(i);
}
return;
}
var orderedGridEntries = lib
.Select(lb => new GridEntry(lb)).ToList()
// default load order
.OrderByDescending(ge => ge.Purchase_Date)
//// more advanced example: sort by author, then series, then title
//.OrderBy(ge => ge.Authors)
// .ThenBy(ge => ge.Series)
// .ThenBy(ge => ge.Title)
.ToList();
//
// BIND
//
gridEntryBindingSource.DataSource = orderedGridEntries.ToSortableBindingList();
//
// FILTER
//
filter();
BackupCountsChanged?.Invoke(this, EventArgs.Empty);
}
public static int UpdateTags(this LibationContext context, Book book, string newTags)
{
try
{
book.UserDefinedItem.Tags = newTags;
var qtyChanges = context.SaveChanges();
if (qtyChanges > 0)
{
SearchEngineCommands.UpdateBookTags(book);
}
return(qtyChanges);
}
catch (Exception ex)
{
Log.Logger.Error(ex, "Error updating tags");
throw;
}
}
public SeriesImporter(LibationContext context) : base(context)
{
}
public ContributorImporter(LibationContext context) : base(context)
{
}
protected ItemsImporterBase(LibationContext context) : base(context)
{
}
protected ImporterBase(LibationContext context)
{
ArgumentValidator.EnsureNotNull(context, nameof(context));
DbContext = context;
}
//// idea for future command/query separation
// public static LibationContext GetCommandContext() { }
// public static LibationContext GetQueryContext() { }
public static LibationContext GetContext()
=> LibationContext.Create(SqliteStorage.ConnectionString);
public SearchEngine(LibationContext context) => this.context = context;
public BookImporter(LibationContext context) : base(context)
{
}
public CategoryImporter(LibationContext context) : base(context)
{
}
public LibraryImporter(LibationContext context) : base(context)
{
}