public Expense EditExpense(Guid id, string name, Expense.ExpenseCategory category, DateTime date, TransactionValue value)
{
var foundExpense = this._expenses.FirstOrDefault(e => e.Id == id);
if (foundExpense == null)
{
throw new Error.ExpenseNotFound();
}
foundExpense.Update(this.Id, name, category, date, value);
return(foundExpense);
}
public void AddExpense(String name, Expense.ExpenseCategory category,
int mileage, double cost, String description)
{
expenses.Add(new Expense(name, category, mileage, cost, description));
}