//Constructor
public Account(Customer customer, DateTime startDate, decimal balance, decimal interestRate)
{
this.Customer = customer;
this.StartDate = startDate;
this.Balance = balance;
this.MonthlyInterestRate = interestRate;
}
//constructor
protected Account(Customer customer, DateTime creationDate, decimal balance = 0, decimal interest = 0)
{
this.Cutomer = customer;
this.Balance = balance;
this.Interest = interest;
this.CreationDate = creationDate;
}
private void ValidateLastName(Customer iCustomer)
{
if (!Regex.IsMatch(iCustomer.LastName, "[A-Z,a-z]"))
{
throw new ArgumentException("Please enter only characters");
}
}
private void ValidateAge(Customer iCustomer)
{
if (iCustomer.Age <= 18)
{
throw new ArgumentException("Customer should be older than 18 years");
}
}
public override decimal CalculateInterest(Customer client)
{
decimal numOfMonts=this.PeriodInMonts;
if (client == Customer.Individual)
{
numOfMonts -= 6;
}
else
{
if (numOfMonts>12)
{
//more than 12 monts mortgage
decimal currentNumOfMonts = 0;
for (int i = 1; i <= numOfMonts; i++)
{
if (i<=12)
{
currentNumOfMonts += 0.5m;
}
currentNumOfMonts++;
}
numOfMonts = currentNumOfMonts;
}
else
{
//only 1 year mortgage
numOfMonts /= 2;
}
}
decimal interest= numOfMonts * this.InterestRate;
return interest;
}
private void ValidatePhoneNumber(Customer iCustomer)
{
if (iCustomer.PhoneNumber.ToString().Length != 10)
{
throw new ArgumentException("Please enter valid phone number");
}
}
private Customer KindOfCustomer; //this is object from class Customer
#endregion Fields
#region Constructors
//constructor
public Account()
{
this.KindOfCustomer = kindOfCustomer;
this.Balance = balance;
this.InterestRate = interestRate;
this.NumberOfMounths = numberOfMounts;
}
//Constructor
public Account(string customerID, Customer client, decimal balance, decimal interestRate, int periodInMonts)
{
this.CustomerID = customerID;
this.client = client;
this.balance = balance;
this.interestRate = interestRate;
this.periodInMonts = periodInMonts;
}
public DepositAccount(
Customer owner,
decimal balance,
decimal monthlyInterestRate,
int periodInMonths)
: base(owner, balance, monthlyInterestRate)
{
this.interestCalculator = new DepositAccountInterestCalculator(
balance, monthlyInterestRate, periodInMonths);
}
public int AddCustomer(Customer iCustomer)
{
ValidateLastName(iCustomer);
ValidateFirstName(iCustomer);
ValidatePhoneNumber(iCustomer);
ValidateAge(iCustomer);
Account account = new Account();
iCustomer.BankAccount = account;
customers.Add(iCustomer);
return iCustomer.BankAccount.AccountNumber;
}
public override decimal CalculateInterest(Customer client)
{
int numOfMonts = this.PeriodInMonts;
if (client == Customer.Individual)
{
numOfMonts -= 3;
}
else
{
numOfMonts -= 2;
}
decimal interest = numOfMonts * this.InterestRate;
return interest;
}
public LoanAccountInterestCalculator(
Customer owner, decimal principal, decimal monthlyInterestRate, int periodInMonths)
{
this.Principal = principal;
if (owner is IndividualCustomer)
{
this.InterestFreePeriodInMonths = 3;
}
else
{
this.InterestFreePeriodInMonths = 2;
}
this.MonthlyInterestRate = monthlyInterestRate;
this.PeriodInMonths = periodInMonths;
}
public override decimal CalculateInterest(Customer client)
{
decimal balance = this.Balance;
if (balance>0 && balance<1000)
{
return 0;
}
else
{
int numOfMonts = this.PeriodInMonts;
decimal interest = numOfMonts * this.InterestRate;
return interest;
}
}
public Account(Customer customer, decimal startBalance, double interestRate, byte months, DateTime dateOfCreation)
{
if (startBalance <= 0)
{
throw new ArgumentOutOfRangeException("The start balance must be bigger than 0.");
}
else
{
this.balance = startBalance;
}
this.customer = customer;
this.interestRate = interestRate / 100;
this.months = months;
this.dateOfCreation = dateOfCreation;
}
public MortgageAccount(Customer customer, decimal balance, decimal interestRate)
: base(customer, balance, interestRate)
{
}
public Loan(decimal balance, float interestRate, Customer customer)
: base(balance, interestRate, customer)
{
}
//constructor
public Mortgage(Customer kindOfCustomer, decimal balance, decimal interestRate, int mortgagePeriod)
: base(kindOfCustomer, balance, interestRate)
{
this.MortgagePeriod = mortgagePeriod;
}
public Mortgage(decimal balance, float interestRate, Customer customer)
: base(balance, interestRate, customer)
{
}
protected Account(Customer customer, decimal balance, decimal interest)
{
this.customer = customer;
this.balance = balance;
this.interest = interest;
}
/// <summary>
/// Make a deposit to a new customer. Enter customer name, starting balance and interest rate.
/// </summary>
/// <param name="customer"></param>
/// <param name="startBalance"></param>
/// <param name="interestRate"></param>
public Deposit(Customer customer, decimal startBalance, double interestRate, byte months)
: base(customer, startBalance, interestRate, months, DateTime.Now)
{
}
/// <summary>
/// Get new customer a loan. Enter customer name, loan sum and interest rate.
/// </summary>
/// <param name="customer"></param>
/// <param name="startBalance"></param>
/// <param name="interestRate"></param>
public Loan(Customer customer, decimal loanSum, double interestRate, byte months)
: base(customer, loanSum, interestRate, months, DateTime.Now)
{
}
//base constructor
public Account(decimal balance, float interestRate, Customer customer)
{
this.balance = balance;
this.interestRate = interestRate;
this.customer = customer;
}
public Loan(Customer owner, decimal balance, decimal interestRate)
: base(owner, balance, interestRate)
{
}
public BankAccount(Customer owner, decimal balance, decimal interestRate)
{
this.Owner = owner;
this.Balance = balance;
this.InterestRate = interestRate;
}
protected Account(Customer customer, decimal balance, decimal interestRate)
{
this.Customer = customer;
this.Balance = balance;
this.InterestRate = interestRate;
}
//constructor
public AccountLoan(Customer customer, decimal balance, double interest)
{
this.Customer = customer;
this.Balance = balance;
this.InterestRate = interest;
}
public DepositAccount(Customer customer, decimal balance, decimal interestRate)
: base(customer, balance, interestRate)
{
}
public BankAccountBase(Customer customer, decimal balance, decimal interestRate)
{
this.Customer = customer;
this.Balance = balance;
this.InterestRate = interestRate;
}
public LoanAccount(Customer client, decimal balance, decimal interest)
: base(client, balance, interest)
{
}
public MortgageAccount(Customer customer, DateTime creationDate, decimal balance = 0, decimal interest = 0)
: base(customer, creationDate, balance, interest)
{
}
