private void Find_Click(object sender, RoutedEventArgs e) { string value = FindTB.Text.Trim(); if (commander.IsInputInvalid(value, "Category name")) { MessageBox.Show("Invalid value"); return; } if (commander.ExistsInDatabaseByNameCaseInsensitive(OSHome.DbSources.Categories, value, out string found)) { int categoryId = db.Categories.Single(x => x.category_name == found).category_id; MessageBox.Show($"Found:\nID: {categoryId}\nName: {found}"); return; } MessageBox.Show("Not Found"); FindTB.Text = "Category name"; }
private void Find_Click(object sender, RoutedEventArgs e) { string firstName = FindFirstNameTB.Text.Trim(); string lastName = FindLastNameTB.Text.Trim(); if (commander.IsInputInvalid(firstName, "First name") || commander.IsInputInvalid(lastName, "Last name") || !commander.LettersInputOnly(firstName) || !commander.LettersInputOnly(lastName)) { MessageBox.Show("Invalid first name or last name values."); return; } var foundEmployees = db.Employees.Where(x => x.employee_first_name.ToLower() == firstName.ToLower() && x.employee_name.ToLower() == lastName.ToLower()); if (foundEmployees.Count() == 0) { MessageBox.Show($"No employees named {firstName} {lastName} found."); return; } StringBuilder sb = new StringBuilder(); foreach (var emp in foundEmployees) { sb.Append($"ID: {emp.employee_id}, {emp.employee_first_name} {emp.employee_name}\n"); } MessageBox.Show($"Employees found:\n{sb}"); FindFirstNameTB.Text = "First name"; FindLastNameTB.Text = "Last name"; }
private void Add_Click(object sender, RoutedEventArgs e) { string value = AddNameTB.Text.Trim(); if (commander.IsInputInvalid(value, "Producer name")) { MessageBox.Show($"Can't add empty or default value to database."); return; } if (commander.ExistsInDatabaseByNameCaseInsensitive(OSHome.DbSources.Producers, value, out string found)) { MessageBox.Show($"Producer with name {found} already exists in database."); return; } Producers newProducer = new Producers(); newProducer.producer_name = value; db.Producers.Add(newProducer); db.SaveChanges(); MessageBox.Show($"Successfully added new producer to database: {value}."); AddNameTB.Text = "Producer name"; }
private void Add_Click(object sender, RoutedEventArgs e) { string firstName = AddFirstNameTB.Text.Trim(); string lastName = AddLastNameTB.Text.Trim(); string fen = AddFENTB.Text.Trim(); if (commander.IsInputInvalid(firstName, "First name") || commander.IsInputInvalid(lastName, "Last name")) { MessageBox.Show($"Invalid name value."); return; } if (!commander.LettersInputOnly(firstName)) { MessageBox.Show($"First name must consist of letter only."); return; } if (!commander.LettersInputOnly(lastName)) { MessageBox.Show($"Last name must consist of letter only."); return; } if (fen.Length > 0 && fen.Length < 8) { MessageBox.Show($"FEN must consist of 8-10 letters or digits or must be empty."); return; } if (!commander.LettersAndDigitsInputOnly(fen)) { MessageBox.Show($"FEN must consist of letters or digits only, {fen} is not valid FEN number"); return; } var duplicatedClient = db.Clients.SingleOrDefault(x => x.client_first_name.ToLower() == firstName.ToLower() && x.client_name.ToLower() == lastName.ToLower() && x.firm_evidence_number.ToLower() == fen.ToLower()); if (duplicatedClient != null) { MessageBox.Show($"Client already exists.\nID: {duplicatedClient.client_id}, {duplicatedClient.client_first_name} {duplicatedClient.client_name}, FEN: {duplicatedClient.firm_evidence_number}"); return; } Clients newClient = new Clients(); newClient.client_first_name = firstName; newClient.client_name = lastName; newClient.firm_evidence_number = fen; db.Clients.Add(newClient); db.SaveChanges(); MessageBox.Show($"Successfully created client:\nID: {newClient.client_id}, {newClient.client_first_name} {newClient.client_name}, FEN: {newClient.firm_evidence_number}"); AddFirstNameTB.Text = "First name"; AddLastNameTB.Text = "Last name"; AddFENTB.Text = "FEN"; }
private void Add_Click(object sender, RoutedEventArgs e) { var cat = db.Categories.SingleOrDefault(x => x.category_name == AddCategoriesCB.Text); var prod = db.Producers.SingleOrDefault(x => x.producer_name == AddProducersCB.Text); if (cat == null || prod == null) { MessageBox.Show("Choose correct category and producer"); return; } if (commander.IsInputInvalid(AddNameTB.Text, "Product name")) { MessageBox.Show($"Product name must not be empty"); return; } string integerPartS = AddPriceIntTB.Text.Trim(); string decimalPartS = AddatePriceDecimalTB.Text.Trim(); if (!int.TryParse(integerPartS, out int integerPart) || !int.TryParse(decimalPartS, out int decimalPart)) { MessageBox.Show($"Invalid value of price."); return; } string concatPrice = integerPartS + "." + decimalPartS; if (!decimal.TryParse(concatPrice, out decimal newPrice)) { MessageBox.Show($"Invalid price"); return; } string productName = AddNameTB.Text; int categoryId = cat.category_id; int producerId = prod.producer_id; if (commander.ExistsInDatabaseByNameCaseSensitive(OSHome.DbSources.Products, productName)) { Products existingProduct = db.Products.Single(x => x.product_name == productName); if (existingProduct.price == newPrice && existingProduct.category == categoryId && existingProduct.producer == producerId) { MessageBox.Show($"Product with values:\nName: {productName} already exists. (ID = {existingProduct.product_id})"); return; } } Products newProduct = new Products(); newProduct.product_name = productName; newProduct.category = (short)categoryId; newProduct.producer = (short)producerId; newProduct.price = newPrice; db.Products.Add(newProduct); db.SaveChanges(); if (category_nameComboBox.Text != string.Empty && newProduct.category == (category_nameComboBox.SelectedItem as Categories).category_id) { RefillProductsByCatList(); } MessageBox.Show($"Successfully created new product:\nID: {newProduct.product_name}"); AddCategoriesCB.SelectedIndex = 0; AddProducersCB.SelectedIndex = 0; AddNameTB.Text = "Product name"; AddPriceIntTB.Text = "Integer part"; AddatePriceDecimalTB.Text = "Decimal part"; }