//Polls the database for this customer by ID and returns Customer *Database::getCustomer(int customerId) { // create and open database SQLiteDatabase *pDatabase = this->connect(); SQLiteStatement *pStmt = this->createStatement(pDatabase); pStmt->Sql("SELECT firstName, lastName, emailAddress, PIN FROM Customer where customerId = ?"); pStmt->BindInt(1, customerId); pStmt->Execute(); //Build the customer attributes from the returned query string lastName = pStmt->GetColumnString(0); string firstName = pStmt->GetColumnString(1); string emailAddress = pStmt->GetColumnString(2); int pin = pStmt->GetColumnInt(3); pStmt->FreeQuery(); //Build and return a customer object return new Customer(customerId, firstName, lastName, emailAddress, pin); }
//Get a customer's account by customerId Account *Database::getAccount(int custId){ // create and open database SQLiteDatabase *pDatabase = this->connect(); SQLiteStatement *pStmt = this->createStatement(pDatabase); //Query by CustomerId pStmt->Sql("SELECT * FROM Account where customerId = ?"); pStmt->BindInt(1, custId); pStmt->Execute(); //Account Table: accountId, customerId, balance, accountType int accountId = pStmt->GetColumnInt(0); int customerId = pStmt->GetColumnInt(1); double balance = pStmt->GetColumnDouble(2); string accountStatus = pStmt->GetColumnString(3); string accountType = pStmt->GetColumnString(4); pStmt->FreeQuery(); // return the account to the calling function return new Account(accountId, customerId, balance, accountStatus,accountType); }
//Return a customer from the database based on email address Customer *Database::getCustomer(string email) { // create and open database SQLiteDatabase *pDatabase = this->connect(); SQLiteStatement *pStmt = this->createStatement(pDatabase); //Query the database for a customer with this specific email address pStmt->Sql("SELECT customerId, firstName, lastName, emailAddress, PIN FROM Customer where emailAddress = ?"); pStmt->BindString(1, email); pStmt->Execute(); //Parse customer attributes from returned query int customerId = pStmt->GetColumnInt(0); string firstName = pStmt->GetColumnString(1); string lastName = pStmt->GetColumnString(2); string emailAddress = pStmt->GetColumnString(3); int pin = pStmt->GetColumnInt(4); pStmt->FreeQuery(); //Build and return a customer object return new Customer(customerId, firstName, lastName, emailAddress, pin); }