//Create a new customer and return that object to the calling function
Customer *Database::createCustomer(string firstName, string lastName, int pin, string emailAddress) {
// create a record in the database for the customer
// create and open database
SQLiteDatabase *pDatabase = this->connect();
SQLiteStatement *pStmt = this->createStatement(pDatabase);
//Insert query
pStmt->Sql("INSERT INTO Customer (lastName, firstName, emailAddress, PIN) VALUES(?, ?, ?, ?);");
pStmt->BindString(1, lastName);
pStmt->BindString(2, firstName);
pStmt->BindString(3, emailAddress);
pStmt->BindInt(4, pin);
// executes the INSERT statement and cleans-up automatically
pStmt->ExecuteAndFree();
// get the customer ID (the last row id)
pStmt->Sql("SELECT last_insert_rowid();");
pStmt->Execute();
int customerId = pStmt->GetColumnInt(0); // get the int value at the zeroth column
pStmt->FreeQuery();
// return the customer to the calling function
return new Customer(customerId, firstName, lastName, emailAddress, pin);
}
// Account: Create, Update, Retrieve
Account *Database::createAccount(int customerId, double balance,string accountStatus, string accountType){
// create and open database
SQLiteDatabase *pDatabase = this->connect();
SQLiteStatement *pStmt = this->createStatement(pDatabase);
pStmt->Sql("INSERT INTO Account (customerId, balance, accountStatus, accountType) VALUES(?, ?, ?, ?);");
pStmt->BindInt(1, customerId);
pStmt->BindDouble(2, balance);
pStmt->BindString(3, accountStatus);
pStmt->BindString(4, accountType);
// executes the INSERT statement and cleans-up automatically
pStmt->ExecuteAndFree();
// get the customer ID (the last row id)
pStmt->Sql("SELECT last_insert_rowid();");
pStmt->Execute();
int accountId = pStmt->GetColumnInt(0); // get the int value at the zeroth column
pStmt->FreeQuery();
// return the account to the calling function
Database *dbObject = new Database();
//Write this transaction to the database
dbObject->createTransaction(accountId, balance, "Deposit", "Time", "Opening Account Deposit");
//Build and return an account object to the calling function
return new Account(accountId, customerId, balance,accountStatus, accountType);
}
//Updates account status to closed
Account *Database::CloseAccount(int customerId,string time)
{
// create and open database
SQLiteDatabase *pDatabase = this->connect();
SQLiteStatement *pStmt = this->createStatement(pDatabase);
Account *acct = getAccount(customerId);
int acctId = acct->getAccountNumber();
//Close account by accountId4
pStmt->Sql("UPDATE Account SET accountStatus = ? where accountId = ?");
pStmt->BindString(1, "Closed");
pStmt->BindInt(2, acctId);
pStmt->Execute();
pStmt->FreeQuery();
//Close out Account, set Balance to Zero.
Database::createTransaction(acctId, acct->getAccountBalance(), "Withdraw", time, "Account Closed");
Database::updateAccount(0, acctId);
//Uses getAccount to return the updated customer object
return getAccount(customerId);
}
Transaction *Database::createTransaction(int accountId, double amount, string tType, string tDate, string tDescript){
//Open database
SQLiteDatabase *pDatabase = this->connect();
SQLiteStatement *pStmt = this->createStatement(pDatabase);
//Build new transaction query
pStmt->Sql("INSERT INTO Transactions1 (accountId, amount, transactionType, transactionDate, transactionDescription) VALUES(?, ?, ?, ?, ?);");
pStmt->BindInt(1, accountId);
pStmt->BindDouble(2, amount);
pStmt->BindString(3, tType);
pStmt->BindString(4, tDate);
pStmt->BindString(5, tDescript);
// executes the INSERT statement and cleans-up automatically
pStmt->ExecuteAndFree();
return new Transaction();
}
//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);
}
