/*Method return customer object by using account number*/
public Customer_BO giveAccount(int accountNO)
{
Administrator_DAL administrator = new Administrator_DAL();
List <Customer_BO> list = administrator.getAccountList();
Customer_BO customer = null;
foreach (Customer_BO cus in list)
{
if (cus.Account_No == accountNO)
{
customer = cus;
}
}
return(customer);
}
/*method update account of a specific customer*/
public bool update_BLL(Customer_BO customerPrevious, Customer_BO customerNew)
{
bool result = false;
Administrator_DAL administrator = new Administrator_DAL();
List <Customer_BO> list = administrator.getAccountList();
foreach (Customer_BO cus in list)
{
if (cus.Account_No == customerPrevious.Account_No)
{
if (customerNew.Account_No > 0)
{
cus.Account_No = customerNew.Account_No;
}
if (customerNew.userName != "")
{
cus.userName = customerNew.userName;
}
if (customerNew.Password != "")
{
cus.Password = customerNew.Password;
}
if (customerNew.holderName != "")
{
cus.holderName = customerNew.holderName;
}
if (customerNew.Type != "")
{
cus.Type = customerNew.Type;
}
if (customerNew.Balance >= 0)
{
cus.Balance = customerNew.Balance;
}
if (customerNew.Status != "")
{
cus.Status = customerNew.Status;
}
result = true;
break;
}
}
administrator.writeFile(list);
return(result);
}
/*method Delete Account of a customer specify by the account number*/
public bool deleteAccount(int accountNO)
{
bool result = false;
Administrator_DAL administrator = new Administrator_DAL();
List <Customer_BO> list = administrator.getAccountList();
if (list != null)
{
foreach (Customer_BO cus in list)
{
if (cus.Account_No == accountNO)
{
result = list.Remove(cus);
break;
}
}
administrator.writeFile(list);
}
return(result);
}
/*Method return the list of customer accounts according to mini and max amount range*/
public List <Customer_BO> byAmounts(int min, int max)
{
Administrator_DAL administrator_DAL = new Administrator_DAL();
List <Customer_BO> list = administrator_DAL.getAccountList();
List <Customer_BO> matchedList = new List <Customer_BO>();
if (list != null)
{
foreach (Customer_BO cus in list)
{
if (cus.Balance >= min && cus.Balance <= max)
{
matchedList.Add(cus);
}
}
}
if (list == null)
{
matchedList = null;
}
return(matchedList);
}
/*Method use to search accounts according to inputs of Search Menu*/
public List <Customer_BO> search_BLL(Customer_BO customer)
{
Administrator_DAL administrator = new Administrator_DAL();
List <Customer_BO> completeList = administrator.getAccountList();
List <Customer_BO> listMatched = administrator.getAccountList();
if (customer.Account_No > 0)
{
foreach (Customer_BO cus in listMatched.ToList())
{
if (cus.Account_No != customer.Account_No)
{
listMatched.Remove(cus);
}
}
}
if (customer.userName != "")
{
foreach (Customer_BO cus in listMatched.ToList())
{
if (cus.userName != customer.userName)
{
listMatched.Remove(cus);
}
}
}
if (customer.Password != "")
{
foreach (Customer_BO cus in listMatched.ToList())
{
if (cus.Password != customer.Password)
{
listMatched.Remove(cus);
}
}
}
if (customer.holderName != "")
{
foreach (Customer_BO cus in listMatched.ToList())
{
if (cus.holderName != customer.holderName)
{
listMatched.Remove(cus);
}
}
}
if (customer.Balance > 0)
{
foreach (Customer_BO cus in listMatched.ToList())
{
if (cus.Balance != customer.Balance)
{
listMatched.Remove(cus);
}
}
}
if (customer.Status != "")
{
foreach (Customer_BO cus in listMatched.ToList())
{
if (cus.Status != customer.Status)
{
listMatched.Remove(cus);
}
}
}
if (customer.Type != "")
{
foreach (Customer_BO cus in listMatched.ToList())
{
if (cus.Type != customer.Type)
{
listMatched.Remove(cus);
}
}
}
if (customer.Account_No < 0 && customer.userName == "" && customer.Password == "" && customer.holderName == "" &&
customer.Balance < 0 && customer.Status == "" && customer.Type == "")
{
listMatched.Clear();
}
return(listMatched);
}