public void Credit(ExpenseItem expense, decimal amount)
{
var ledgerItem = new LedgerItem()
{
Expense = expense, Amount = (-1) * amount
};
this.Add(ledgerItem);
}
public void EnterExpense(Person payer, IEnumerable <Person> expenseFor, ExpenseItem expenseItem, decimal amount)
{
payer.Debit(expenseItem, amount); //crediting since amount is flowing from payer to expense
var amountToBeDebited = (amount / expenseFor.Count());
var total = 0m;
foreach (var person in expenseFor)
{
total += amountToBeDebited;
person.Credit(expenseItem, amountToBeDebited);
}
var diff = amount - total;
if (diff > 0)
{
expenseFor.FirstOrDefault().Debit(expenseItem, diff);
}
}
public void Credit(ExpenseItem expense, decimal amount)
{
this.Expense = expense;
this.Amount = (-1) * amount;
}
// can have negative value,
// Negative value - represent liability
// positive value - represent money that person has to give.
public void Debit(ExpenseItem expense, decimal amount)
{
this.Expense = Expense;
this.Amount = amount;
}
public void Credit(ExpenseItem expenseItem, decimal amount)
{
this.LedgerItems.Credit(expenseItem, amount);
}