// Creates Accounts
private static void Createaccounts(List <Account> accounts)
{
// The total number of accounts to be created
int NumberOfAccounts = TUI.ReadInteger("How many Accounts would you like to create? ");
// the creation Loop
for (int i = 0; i < NumberOfAccounts; i++)
{
Console.WriteLine($"Account number - {++RunningAccountNumber}");
Console.WriteLine("Which account Would You Like to create?: ");
Console.WriteLine("1. Savings Account");
Console.WriteLine("2. Checking Account");
int input = TUI.ReadIntegerRange(1, 2);
Account account = null;
// creates account according to the type
switch (input)
{
case 1:
account = new SavingsAccount();
break;
case 2:
account = new CheckingAccount();
break;
}
account.Create(RunningAccountNumber);
accounts.Add(account);
}
}
// Handles the accounts menu
private static void HandleAccounts(List <Account> accounts, bool accountsCreated = false)
{
int input; // User input
do
{
// Displays Account Menu
DisplayAccountsMenu();
input = TUI.ReadInteger();
switch (input)
{
//
case 1:
Createaccounts(accounts);
Console.WriteLine("Accounts have been created!");
accountsCreated = true;
break;
case 2:
if (accountsCreated)
{
HandleAccount(accounts);
}
break;
case 3:
break;
default:
Console.WriteLine("Woops! That didn't work.");
break;
}
} while (input != 3);
}
// Processes The loan
// returns the status after processsing
public void Process(Account account)
{
{
bool result = false;
string reason = "";
// Checks if the account already has a loan.
if (!account.HasLoan)
{
// Verification Check
if (!(TUI.ReadInteger("Please Enter Your unique accountID for verification: ") == account.AccountID))
{
reason = "Verification Error";
}
else
{
// Checks the initial Balance Before Giving Loan.
if (account.Balance > Amount)
{
// Asks For all the details
Amount = TUI.ReadDecimal("Please Enter What amount of loan would you like : ");
Days = TUI.ReadInteger("For How many Days: ");
Rate = TUI.ReadInteger("The intrest rate from the chart: ");
Installments = TUI.ReadIntegerRange(3, 10, "How many installments would you like? (3-10): ");
AmountPerInstallment = ((Rate * Days) + Amount) / Installments;
account.Balance += Amount;
account.HasLoan = true;
DateIssued = DateTime.Now;
InstallmentsLeft = Installments;
LateCharge = TUI.ReadDecimal("Please Enter the Late Charge displayed on the chart.");
Console.WriteLine("Loan Successfully Initiated!");
Console.WriteLine($"This is your balance now {account.Balance:C}");
Console.WriteLine($"The Loan is due on: {DateExpire.ToShortDateString()}");
result = true;
}
else
{
reason = "Low Balance";
Console.WriteLine($"This is your balance {account.Balance:C}");
Console.WriteLine($"This is your amount {Amount:C}");
}
}
}
else
{
reason = "Loan Already Issued";
}
if (!(result && reason == ""))
{
Console.WriteLine($"Loan Couldn't be processed please try again, reason: {reason}.");
}
}
}
// Handles loans For a Given Account
private static void HandleLoan(Account account)
{
int input; // User input
do
{
// Displays Loan Menu
DisplayLoanMenu(account);
input = TUI.ReadInteger();
switch (input)
{
// Initiate Loan
case 1:
account.InitiateLoan();
break;
// Initiate Payments of installments
case 2:
if (account.HasLoan)
{
account.PayInstallments();
}
break;
// Loan Status; Or overview
case 3:
if (account.HasLoan)
{
Console.WriteLine(account.AccLoan.ToString());
}
break;
// Exit
case 4:
break;
// Failsafe
default:
break;
}
} while (input != 4);
}
// Pays Specific number of installments
public void PayInstallments(Account account)
{
int InstallmentsToPay = TUI.ReadInteger("How many installments would you like to pay? ");
string reason = "";
// Checking if you pay more than installments present
if (InstallmentsToPay > InstallmentsLeft && InstallmentsToPay > Installments)
{
reason = "Installments out of Bound. (More to pay than available)";
}
else
{
decimal AmountToPay = InstallmentsToPay * AmountPerInstallment;
// Checks for the expiry and adds extra ammount to initial
if (DateTime.Compare(DateExpire, DateTime.Now) < 0)
{
TimeSpan TimePeriod = DateExpire - DateTime.Now;
decimal Extra = (LateCharge * (int)TimePeriod.TotalDays);
Console.WriteLine($"The Date of Loan has been Expired! You will have to pay {Extra.ToString():C} extra." +
$" For late by {(int)TimePeriod.TotalDays} days.");
AmountToPay += Extra;
}
// Checks if the owner is capable of paying the amount
if (AmountToPay > account.Balance)
{
reason = "Insufficient Balance.";
}
else
{
// Verification Check
if (!(TUI.ReadInteger("Please Enter Your unique accountID for verification: ") == account.AccountID))
{
reason = "Verification Error";
}
else
{
// Gives a Chance to quit
if (!TUI.ReadBool("Do You want to Continue?"))
{
reason = "Terminated by User";
}
else
{
account.Balance -= AmountToPay;
InstallmentsLeft -= InstallmentsToPay;
if (InstallmentsLeft == 0)
{
reason = Complete(account);
}
}
}
}
}
if (reason != "")
{
Console.WriteLine($"The action was cancelled, Reason: {reason}");
}
else
{
Console.WriteLine("Installments Successfully paid!");
}
}
// handles account menu, selecting one account
private static void HandleAccount(List <Account> accounts)
{
bool accountSelected = false;
Account account = new Account();
int input;
do
{
if (accountSelected)
{
DisplayMenu(account);
}
else
{
DisplayMenu();
}
Console.Title = "Account";
input = TUI.ReadInteger("write your input here: ");
Console.Clear();
const string errormsg = "Please select a account first";
// TODO: make functions for each of them
switch (input)
{
// Opens Selection Menu
case 1:
int account_id = TUI.ReadInteger("please enter your account id you want: ");
if (account_id <= RunningAccountNumber)
{
var query = from _account in accounts
where _account.AccountID == account_id
select _account;
foreach (Account _account in query)
{
account = _account;
}
accountSelected = true;
}
else
{
Console.WriteLine("Please check your account number again.");
}
break;
// Add Deposit
case 2:
if (accountSelected)
{
decimal balance = TUI.ReadDecimal("How much you want to deposit: ");
account.Deposit(balance);
}
else
{
Console.WriteLine(errormsg);
}
break;
// Widrawl Menu
case 3:
if (accountSelected)
{
decimal amount = TUI.ReadDecimal("How much you want to widraw");
account.Widraw(amount);
}
else
{
Console.WriteLine(errormsg);
}
break;
// Account Details
case 4:
if (accountSelected)
{
Console.WriteLine(account.ToString());
}
else
{
Console.WriteLine(errormsg);
}
break;
// Shows the intrest
// NOTE: For Savings Account Only
case 5:
if (accountSelected)
{
if (account is SavingsAccount savingsAccount)
{
Console.WriteLine($"{savingsAccount.CalculateIntrest():C}");
}
}
else
{
Console.WriteLine(errormsg);
}
break;
// Displays Loan Menu
case 6:
if (accountSelected)
{
HandleLoan(account);
}
else
{
Console.WriteLine(errormsg);
}
break;
// The exit
case 7:
break;
// If nothing works
default:
Console.WriteLine("Woops! That didn't work.");
break;
}
} while (input != 7);
}