public IEnumerable <TraceableBalance> GetMonthlyBalances() //Gets list of every year-month balances
{
List <TraceableIncome> tIncomes = (List <TraceableIncome>)IncomeClass.Instance().GetMonthlyIncomes();
List <TraceableExpense> tExpenses = (List <TraceableExpense>)ExpenseClass.Instance().GetMonthlyExpenses();
List <TraceableBalance> tBalances = new List <TraceableBalance>();
for (int i = 0; i < tIncomes.Count; i++)
{
if (tIncomes[i].dateID == tExpenses[i].dateID)
{
TraceableBalance tBalance = new TraceableBalance()
{
amount = tIncomes[i].amount - tExpenses[i].amount,
year = tIncomes[i].year,
month = tIncomes[i].month,
dateID = tIncomes[i].dateID
};
tBalances.Add(tBalance);
}
else
{
throw new Exception("Balances cannot be calculated because of missing income or expense data, or errors in parsing data");
}
}
return(tBalances);
}
public IEnumerable <TraceableExpense> GetMonthlyExpenses()
{
List <Expense> expenses = ExpenseClass.Instance().ParseExpenses();
List <TraceableExpense> tExpenses = new List <TraceableExpense>();
foreach (Expense expense in expenses)
{
TraceableExpense tExpense = new TraceableExpense()
{
amount = expense.amount,
year = expense.expenseDate.Year,
month = expense.expenseDate.Month,
dateID = (expense.expenseDate.Year * 100) + expense.expenseDate.Month
};
tExpenses.Add(tExpense);
}
var traceableExpenses = from expense in tExpenses
group expense.amount by expense.dateID into expenseGroup
select new TraceableExpense
{
dateID = expenseGroup.Key,
amount = expenseGroup.Sum(),
month = expenseGroup.Key % 100,
year = expenseGroup.Key / 100
};
return(traceableExpenses.ToList <TraceableExpense>());
}
private static ExpenseClass _instance = null; //Singleton pattern
public static ExpenseClass Instance() //Lazy Load initiation
{
if (_instance == null)
{
_instance = new ExpenseClass();
}
return(_instance);
}
private string ChartRepresenation(string _write)
{
List <ExpenseClass.Expense> _expenses = ExpenseClass.Instance().ParseExpenses();
List <IncomeClass.Income> _incomes = IncomeClass.Instance().ParseIncomes();
var expenses = Expenses(_expenses);
var incomes = Incomes(_incomes);
if (expenses.Count() == incomes.Count())
{
_write = CalculateEqual(expenses, incomes, _write);
}
else if (incomes.Count() > expenses.Count())
{
_write = CalculateIncomeMore(expenses, incomes, _write);
}
else
{
_write = CalculateExpenseMore(expenses, incomes, _write);
}
return(_write);
}
public decimal GetMonthlyBalance()
{
return(IncomeClass.Instance().MonthlyIncome() - ExpenseClass.Instance().MonthlyExpenses());
}
/*-----------------------------------------------------------------------------------------
* Savings Deposit Representation
* ------------------------------------------------------------------------------------------*/
public decimal GetMonthlyExpenses()
{
return(ExpenseClass.Instance().MonthlyExpenses());
}
