public void CreateNewAccount() //to create user account with all validations and takes input in a customer object
{ //and then send that object to bll to create account.
MainBLL bllTemp = new MainBLL();
WriteLine("CREATE NEW ACCOUNT\n\n");
bool checkValidity;
d1:
Write("Login: "******"\n=> Login ID only contains numbers or characters\n");
goto d1;
}
if (isAlreadyExist)
{
WriteLine("\n=> Login ID already Exists\n");
goto d1;
}
d3:
Write("User ID: ");
cbo.UserID = ReadLine();
checkValidity = bllTemp.DigitValidation(cbo.UserID); //userid validation
isAlreadyExist = bllTemp.isLoginUseridExist(null, cbo.UserID); //check account exist or not based on user id
if (cbo.UserID == "" || !checkValidity || cbo.UserID.Length != 5)
{
WriteLine("\n=> User ID only contains numbers - User ID must be 5 characters long\n");
goto d3;
}
if (isAlreadyExist)
{
WriteLine("\n=> User ID already Exists\n");
goto d3;
}
d4:
Write("Pin Code: ");
cbo.Pin = ReadLine();
checkValidity = bllTemp.DigitValidation(cbo.Pin); //pin validation
if (cbo.Pin == "" || !checkValidity || cbo.Pin.Length != 5)
{
WriteLine("\n=> Pin only contains numbers - Pin must be of 5 digit long\n");
goto d4;
}
i1:
Write("Holder's Name: ");
cbo.Name = ReadLine();
if (cbo.Name == "")
{
WriteLine("\n=> Name must not be empty\n");
goto i1;
}
d5:
Write("Type(Savings, Current): ");
cbo.Type = ReadLine().ToLower();
checkValidity = bllTemp.TypeValidation(cbo.Type); //type validation
if (cbo.Type == "" || !checkValidity)
{
WriteLine("\n=> There are only two types(Savings, Current)\n");
goto d5;
}
d7:
Write("Starting Balance: ");
string tmp = ReadLine();
bool isValid = bllTemp.AmountValidation(tmp); //amount validation
if (!isValid)
{
WriteLine("\n=> Invalid Input\n");
goto d7;
}
cbo.Balance = decimal.Parse(tmp);
d6:
Write("Status: ");
cbo.Status = ReadLine().ToLower();
checkValidity = bllTemp.StatusValidation(cbo.Status); //status validation
if (cbo.Status == "" || !checkValidity)
{
WriteLine("\n=> There can be only two statuses of account(Active, Disable)\n");
goto d6;
}
cbo.AccountNo = bllTemp.LastAccountNumber() + 1;
WriteLine($"\n=> Account Sucessfully Created - the account number assigned is: {cbo.AccountNo}");
MainBLL bll = new MainBLL();
bll.CreateCustomerAccount(cbo);
}
public void MainScreen() //main screen with which the user interact very firstly. It also validate login credentials
{ //in case of wrong login id just displays error message and ask for input again, but in case of
int wrongs = 0; //wrong pin code it displays counter for 3 wrong pins validation. in case of admins after 3 wrong
Clear(); //pins it will say admin to try again later but in case of customer it will send request too bll
WriteLine("\t\t*** Welcome To ATM Management System ***\n\n"); //to disable that customer account.
d2:
Write("Enter Login: "******"\n=> Login ID only contain numbers or characters\n");
goto d2;
}
l1:
Write("\nEnter Pin: ");
string code = ReadLine();
bool isPinValid = bll.DigitValidation(code);
if (code == "" || code.Length != 5 || !isPinValid)
{
WriteLine("\n=> Pin code only contains numbers - Pin must have 5 digits");
}
AdminBO bo = new AdminBO {
Login = login, pin = code
};
int who = -1; //for differetiation between customer and admin; 0 for customer and 1 for admin
bool isUserFileExist = true;
bool isCorrect = bll.IsLoginMatched(login, code, ref wrongs, ref who, ref isUserFileExist);
bool isUserExist = bll.isLoginUseridExist(login, null);
bool isAdminExist = bll.isAdminIDExist(login);
if (isCorrect && who == -1) //success scenerio of admin
{
int AdminChoice = 0;
AdminChoice = DisplayAdminMenu();
CheckAdminChoice(AdminChoice);
}
else if (!isCorrect && !isAdminExist && who == -1) //failure scenerio of admin
{
WriteLine($"\n=> No Account exist with the Login ID: {login}\n");
wrongs--;
goto d2;
}
else if (!isCorrect && who == -1 && wrongs == 3) //failure scenerio as wrong inputs are now 3. so admin
{ //now should try next time or after a while.
Console.WriteLine("\n=> Invalid Username or Password - Try Again Later\n");
System.Environment.Exit(1);
}
else if (isCorrect && who == 0) //success scenerio of customer
{
bool isDisable = bll.IsAccountDisable(login); //check whether account is disables or not
if (isDisable)
{
WriteLine($"\n=> Account is against Login ID: {login} is unfortunately Disabled\n");
goto d2;
}
int choice = 0;
cbo = bll.GetCurrentUser(login, null, 0);
choice = DisplayUserMenu();
CheckUserChoice(choice);
}
else if (!isUserFileExist)
{
WriteLine("\n=> We Have No Records !\n");
wrongs--;
goto d2;
}
else if (!isCorrect && who == 0 && wrongs == 3) //if wrong entries of pin are 3 now so make account disable
{
Console.WriteLine($"\n=> Multiple Wrong Pins - Account against Login ID: {login} is Disabled Now\n");
bll.MakeAccountDisable(login);
System.Environment.Exit(1);
}
else if (!isCorrect && !isUserExist && who == 0)
{
WriteLine($"\n=> No Account exist with the Login ID: {login}\n");
wrongs--;
goto d2;
}
else
{
WriteLine($"\n=> Wrong Pin - Try Again - {3 - wrongs} tries left");
goto l1;
}
}