示例#1
0
        private static void UpdateDatabase(Book book)
        {
            try
            {
                List <Chapter> chapterList = BooksOnServerAccessor.GetChapters(book.ID);
                List <Page>    pageList    = BooksOnServerAccessor.GetPages(book.ID);

                // Update notes
                if (BooksOnDeviceAccessor.GetNotes(book.ID) != null)
                {
                    // Remove orphans
                    BooksOnDeviceAccessor.RemoveOrphanNotes(book.ID, pageList);
                }

                // Update bookmarks
                if (BooksOnDeviceAccessor.GetBookmarks(book.ID) != null)
                {
                    // Remove orphans
                    BooksOnDeviceAccessor.RemoveOrphanBookmarks(book.ID, pageList);
                }

                // Update new chapters
                if (BooksOnDeviceAccessor.GetChapters(book.ID) == null)
                {
                    BooksOnDeviceAccessor.AddChapters(book.ID, chapterList);
                }
                else
                {
                    BooksOnDeviceAccessor.UpdateChapters(book.ID, chapterList);
                }

                BooksOnDeviceAccessor.MapPagesToChapter(chapterList, pageList); // ML: 4/9/2013 We need to map them after each update

                // Update new pages
                if (BooksOnDeviceAccessor.GetPages(book.ID) == null)
                {
                    BooksOnDeviceAccessor.AddPages(book.ID, pageList);
                }
                else
                {
                    BooksOnDeviceAccessor.UpdatePages(book.ID, pageList);
                }

                // Remove chapters and pages list from BooksOnServer because they now exist on the device
                BooksOnServerAccessor.RemoveChapters(book.ID);
                BooksOnServerAccessor.RemovePages(book.ID);

                // Update new book
                book.New           = true;
                book.Status        = Book.BookStatus.DOWNLOADED;
                book.UserAddedDate = DateTime.UtcNow;

                if (BooksOnDeviceAccessor.GetBook(book.ID) == null)
                {
                    BooksOnDeviceAccessor.AddBook(book);
                }
                else
                {
                    if (BooksDataAccessor.IsFavorite(book.ID))
                    {
                        book.IsFavorite = true;
                    }
                    BooksOnDeviceAccessor.UpdateBook(book);
                }
            }
            catch (Exception ex)
            {
                Logger.WriteLineDebugging("BookUpdater - UpdateDatabase: {0}", ex.ToString());
            }
        }