private void AddTransaction()
{
string name = CommandLine.EnterColleagueName();
IAccount account = null;
account = AccountManager.AccountList.Find(s => s.Name.Equals(name));
// Verifies that the colleague exists.
if (account == null)
{
CommandLine.ColleagueNotExist();
return;
}
string amount = CommandLine.EnterAmount();
// Verifies that the entered amount is in the correct format.
if (!Validator.MoneyCheck(amount))
{
CommandLine.InvalidMoneyFormat();
return;
}
decimal value = Convert.ToDecimal(amount);
string dateString = CommandLine.EnterTransactionDate();
// Verifies that the entered string resembles a valid date.
if (!Validator.DateCheck(dateString))
{
CommandLine.InvalidDateFormat();
return;
}
DateTime date = Convert.ToDateTime(dateString);
string purpose = CommandLine.EnterPurpose();
// Creates a transaction and adds it to the account.
ITransaction trans = new TransactionImplementation(value, date, purpose);
account.AddTransaction(trans);
CommandLine.TransactionSuccess(account.Name, trans.ToString());
}
public AccountManager Load(string path, AccountManager accountManager, IValidator validator)
{
List <string[]> lineList = File.ReadLines(path).Select(line => line.Split('\t')).ToList();
// Drops the header/first line from the file
lineList.RemoveAt(0);
IAccount account;
foreach (string[] line in lineList)
{
// Makes sure every line consists of 4 parts
if (line.Length != 4)
{
throw new FormatException();
}
string name = line[0];
string dateString = line[1];
string amount = line[2];
string purpose = line[3];
account = null;
// Verifies the name.
if (name.Equals(String.Empty) || name.Length > 20)
{
throw new FormatException("The name of a colleague has to have at least one and a maximum of 20 characters.");
}
// Checks if account exists already.
account = accountManager.AccountList.Find(s => s.Name.Equals(name));
if (account == null)
{
// Adds the account if it does not exist yet.
account = new AccountImplementation(name);
accountManager.AddAccount(account);
}
// Verifies the date.
if (!validator.DateCheck(dateString))
{
throw new FormatException("Dates have to be in the format dd.MM.yyyy to be loaded.");
}
DateTime date = Convert.ToDateTime(dateString);
// Verifies the amount.
if (!validator.MoneyCheck(amount))
{
throw new FormatException("The values of transactions can only have two decimal places.");
}
decimal value = Convert.ToDecimal(amount);
// Verifies the purpose.
if (purpose.Length > 30)
{
throw new FormatException("A purpose cannot exceed the maximum of 30 characters.");
}
// Adds the transaction
ITransaction transaction = new TransactionImplementation(value, date, purpose);
account.AddTransaction(transaction);
}
return(accountManager);
}