private void DeleteButton_Click(object sender, RoutedEventArgs e) { List <Label> label_list = new List <Label>(); Button btn = (Button)sender; Canvas cav = (Canvas)btn.Parent; foreach (Label lab in cav.Children.OfType <Label>()) { label_list.Add(lab); } Book_Data book_focused = new Book_Data(); if (label_list[0].Content != null) { book_focused = User_Control.retrieve_book_data(label_list[0].Content.ToString()); } bool bcheck = false; List <Book_Data> book_list = new List <Book_Data>(); foreach (Book_Data data in Data_Context.onWishList) { if (data.BID == book_focused.BID && !bcheck) { bcheck = true; book_list.Add(data); } } foreach (Book_Data data in book_list) { Data_Context.onWishList.Remove(data); } ICart.Items.Refresh(); }
/// <summary> /// Add new borrow info to the database with BID, and UID /// </summary> /// <param name="sBID"></param> /// <param name="sUID"></param> /// <returns></returns> public bool add_new_borrow(string sBID, string sUID, DateTime dtBorrowDate, int returnafter) { try { //setups var data = new Borrow_Data(sBID, sUID, dtBorrowDate, returnafter); DAL_Account account = new DAL_Account(); DAL_Book book = new DAL_Book(); book.init_client(); account.init_client(); data.BrID = create_new_id(); //minus 1 book from the database Book_Data bookdata = book.retrieve_book_data(sBID); bookdata.left -= 1; book.update_book_data(bookdata); //update user brid account.add_brid(sUID, data.BrID); //add new borrow info SetResponse response = client.Set(sBorrowTable_path + data.BrID, data); Borrow_Data result = response.ResultAs <Borrow_Data>(); if (result != null) { return(true); } } catch (Exception) { } return(false); }
public void set_value_from_item(Book_Data data) { this.selected_book = data; this.NameTextBox.Text = selected_book.name; this.AuthorTextBox.Text = selected_book.author; this.ReleaseYearTextBox.Text = selected_book.release_year.ToString(); for (int i = 0; i < this.CategoryComboBox.Items.Count; i++) { if (this.CategoryComboBox.Items[i].ToString().Contains(selected_book.category)) { this.CategoryComboBox.SelectedIndex = i; array[3] = check_string_availability(CategoryComboBox.Text); enable_add_button(); } } this.DescTextBox.Text = selected_book.description; this.PriceTextBox.Text = selected_book.price.ToString(); this.AmountTextBox.Text = selected_book.amount.ToString(); byte[] binaryData = Convert.FromBase64String(selected_book.cover_page); BitmapImage bi = new BitmapImage(); bi.BeginInit(); bi.StreamSource = new MemoryStream(binaryData); bi.EndInit(); PictureX.Source = bi; }
private string create_new_bid(Book_Data book) { string part1 = get_first_letters(book.name); string part2 = get_first_letters(book.author); string part3 = book.release_year.ToString(); string result = part1 + part2 + part3; return(result); }
/// <summary> /// Retrieve a single book data by its BID, the fnc returned Book_Data /// </summary> /// <param name="sBID"></param> /// <returns></returns> public Book_Data retrieve_book_data(string sBID) { Book_Data data = new Book_Data(); FirebaseResponse retrieve_response = client.Get(sBookTable_path + sBID); if (retrieve_response.Body != "null") { data = retrieve_response.ResultAs <Book_Data>(); return(data); } return(null); }
/// <summary> /// update book info by a new book_data /// </summary> /// <param name="data"></param> /// <returns></returns> public bool update_book_data(Book_Data data) { FirebaseResponse response = client.Update(sBookTable_path + data.BID, data); Book_Data result = response.ResultAs <Book_Data>(); if (result != null) { return(true); } else { return(false); } }
/// <summary> /// Update book info, then add it to the database /// </summary> /// <param name="sBID"></param> /// <param name="sName"></param> /// <param name="sAuthor"></param> /// <param name="nReleaseYear"></param> /// <param name="sCategory"></param> /// <param name="sDescription"></param> /// <param name="sCoverPage"></param> /// <param name="nPrice"></param> /// <param name="nAmount"></param> /// <returns></returns> public bool update_book_info(string sBID, string sName, string sAuthor, int nReleaseYear, string sCategory, string sDescription, string sCoverPage, int nPrice, int nAmount) { try { var data = new Book_Data(sName, sAuthor, nReleaseYear, sCategory, sDescription, sCoverPage, nPrice, nAmount); FirebaseResponse response = client.Update(sBookTable_path + sBID, data); Book_Data result = response.ResultAs <Book_Data>(); if (result != null) { return(true); } } catch (Exception) { } return(false); }
/// <summary> /// Add new book_data to the database, then return true if succeeded, false if not /// </summary> /// <param name="sName"></param> /// <param name="sAuthor"></param> /// <param name="nReleaseYear"></param> /// <param name="sCategory"></param> /// <param name="sDescription"></param> /// <param name="sCoverPage"></param> /// <param name="nPrice"></param> /// <param name="nAmount"></param> /// <returns></returns> public bool add_new_book(string sName, string sAuthor, int nReleaseYear, string sCategory, string sDescription, string sCoverPage, int nPrice, int nAmount) { try { var data = new Book_Data(sName, sAuthor, nReleaseYear, sCategory, sDescription, sCoverPage, nPrice, nAmount); data.BID = create_new_bid(data); SetResponse response = client.Set(sBookTable_path + data.BID, data); Book_Data result = response.ResultAs <Book_Data>(); if (result != null) { return(true); } } catch (Exception) { } return(false); }
public BorrowedPage() { InitializeComponent(); List <string> BrID_List = User_Control.get_user_BrID(Data_Context.currentAccount); Console.WriteLine(Data_Context.currentAccount.BrID); foreach (string Data in BrID_List) { Borrow_Data Brwdata = User_Control.retrieve_borrow_data(Data); try { Book_Data data = User_Control.retrieve_book_data(Brwdata.BID); brwedbook.Add(data); } catch (Exception) { } } if (brwedbook.Count > 0) { IBook.ItemsSource = brwedbook; } }
public bool update_book_data(Book_Data data) { Book_DAL.init_client(); return(Book_DAL.update_book_data(data)); }