public void AttachEvaluator(BudgetCalculatorItem calculatorItem)
{
CashFlow cashFlow = null;
CashFlowGroup cashFlowGroup = null;
switch (calculatorItem.ValueType)
{
case CalculatorValueType.BudgetTotalRevenuesValue:
calculatorItem.Evaluator = () => Budget.TotalSumOfRevenues;
break;
case CalculatorValueType.BudgetIncomesValue:
case CalculatorValueType.BudgetIncomesValueOfType:
var income = CachedService.GetAllIncomes().FirstOrDefault(x => x.Id == calculatorItem.ForeignId);
calculatorItem.Evaluator = () => GetSumOfBudgetIncomes(income);
break;
case CalculatorValueType.BudgetSavingsValue:
case CalculatorValueType.BudgetSavingsValueOfType:
var saving = CachedService.GetAllSavings().FirstOrDefault(x => x.Id == calculatorItem.ForeignId);
calculatorItem.Evaluator = () => GetSumOfBudgetSavings(saving);
break;
case CalculatorValueType.BudgetExpensesValueOfType:
cashFlow = CachedService.GetAllCashFlows().FirstOrDefault(x => x.Id == calculatorItem.ForeignId);
if (cashFlow == null)
{
throw new NullReferenceException(string.Format("Błąd obliczania równania {0}. Brak kategorii.", calculatorItem.Equation.Name));
}
calculatorItem.Evaluator = () => GetSumOfBudgetExpenses(cashFlow);
break;
case CalculatorValueType.BudgetExpensesWithDescription:
calculatorItem.Evaluator = () => GetSumOfBudgetExpensesWithDescription(calculatorItem.Text);
break;
case CalculatorValueType.CalculatorEquationValue:
var calculatorEquation = Equations.FirstOrDefault(x => x.Id == calculatorItem.ForeignId);
if (calculatorEquation == null)
{
throw new NullReferenceException(string.Format("Nie udało się odnaleźć równania powiązanego z równaniem: {0}", calculatorItem.Name));
}
calculatorItem.Evaluator = () => Calculate(calculatorEquation);
break;
case CalculatorValueType.BudgetPlanValue:
calculatorItem.Evaluator = () => Budget.TotalBudgetPlanValue;
break;
case CalculatorValueType.BudgetPlanValueOfCategory:
cashFlow = CachedService.GetAllCashFlows().FirstOrDefault(x => x.Id == calculatorItem.ForeignId);
if (cashFlow == null)
{
throw new NullReferenceException(string.Format("Błąd obliczania równania {0}. Brak kategorii.", calculatorItem.Equation.Name));
}
calculatorItem.Evaluator = () => GetSumOfBudgetPlansOfCategory(cashFlow);
break;
case CalculatorValueType.BudgetPlanValueOfGroup:
cashFlowGroup = CachedService.GetAllCashFlowGroups().FirstOrDefault(x => x.Id == calculatorItem.ForeignId);
if (cashFlowGroup == null)
{
throw new NullReferenceException(string.Format("Błąd obliczania równania {0}. Brak grupy.", calculatorItem.Equation.Name));
}
calculatorItem.Evaluator = () => GetSumOfBudgetPlansOfGroup(cashFlowGroup);
break;
}
}
public BudgetCalculatorItem AddItem(string name, CalculatorValueType valueType, CalculatorOperatorType operatorType = CalculatorOperatorType.None, decimal?value = null, int foreignId = 0)
{
var item = new BudgetCalculatorItem
{
Name = name,
ValueType = valueType,
OperatorType = operatorType,
ForeignId = foreignId,
Value = value,
Equation = this,
};
Items.Add(item);
return(item);
}
public BudgetCalculatorItem CreateCopy()
{
var copy = new BudgetCalculatorItem
{
Id = this.Id,
Name = this.Name,
Position = this.Position,
ValueType = this.ValueType,
OperatorType = this.OperatorType,
ForeignId = this.ForeignId,
Value = this.Value,
Equation = this.Equation,
};
return(copy);
}
public void CreateDefaultCurrentItem()
{
CurrentItem = new BudgetCalculatorItem
{
Equation = this.Equation
};
InnerEquationList.Add(CurrentItem);
}
public BudgetCalculatorItem AddItem(string name, CalculatorValueType valueType, CalculatorOperatorType operatorType = CalculatorOperatorType.None, decimal? value = null, int foreignId = 0)
{
var item = new BudgetCalculatorItem
{
Name = name,
ValueType = valueType,
OperatorType = operatorType,
ForeignId = foreignId,
Value = value,
Equation = this,
};
Items.Add(item);
return item;
}
public BudgetCalculatorItem CreateCopy()
{
var copy = new BudgetCalculatorItem
{
Id = this.Id,
Name = this.Name,
Position = this.Position,
ValueType = this.ValueType,
OperatorType = this.OperatorType,
ForeignId = this.ForeignId,
Value = this.Value,
Equation = this.Equation,
};
return copy;
}