private void AddSubCosts(LCA1Total1 totStock, LCC1Calculator lccInput)
{
foreach (SubPrice1 subprice in lccInput.SubPrice1s)
{
AddSubCost(totStock, subprice, lccInput);
}
}
//need to add the correct subcost price type with the correct parent pricetotal
private static void SetCostTotals(LCC1Calculator lifeCycleInput)
{
//init at zero (these get summed in npv and lcc comp and investment calcors)
lifeCycleInput.LCCInput.OCPrice = 0;
lifeCycleInput.LCCInput.AOHPrice = 0;
lifeCycleInput.LCCInput.CAPPrice = 0;
lifeCycleInput.OCTotalCost = 0;
lifeCycleInput.AOHTotalCost = 0;
lifeCycleInput.CAPTotalCost = 0;
//set the totals
//ok to use the default order of the subcosts
foreach (SubPrice1 subprice in lifeCycleInput.SubPrice1s)
{
SetInputBasePrice(lifeCycleInput, subprice.SubPType, subprice.SubPTotal);
}
//set lcc total
lifeCycleInput.LCCTotalCost = lifeCycleInput.OCTotalCost + lifeCycleInput.AOHTotalCost + lifeCycleInput.CAPTotalCost;
//set eaa total
lifeCycleInput.EAATotalCost = GeneralRules.CalculateEquivalentAnnualAnnuity(lifeCycleInput.LCCTotalCost,
lifeCycleInput.ServiceLifeYears, lifeCycleInput.LCCInput.Local.RealRate, lifeCycleInput.LCCInput.Local.NominalRate);
//set unit cost
if (lifeCycleInput.PerUnitAmount == 0)
{
lifeCycleInput.PerUnitAmount = 1;
}
lifeCycleInput.UnitTotalCost = lifeCycleInput.LCCTotalCost / lifeCycleInput.PerUnitAmount;
}
private bool RunLCA1Calculation(LCA1CalculatorHelper.CALCULATOR_TYPES calculatorType,
ref XElement currentElement, ref XElement currentCalculationsElement)
{
bool bHasCalculations = false;
switch (calculatorType)
{
case LCA1CalculatorHelper.CALCULATOR_TYPES.buildcost1:
//serialize, run calcs, and deserialize
LCC1Calculator lcc1 = new LCC1Calculator();
bHasCalculations = lcc1.SetLCC1Calculations(calculatorType, this.GCCalculatorParams,
ref currentCalculationsElement, ref currentElement);
break;
case LCA1CalculatorHelper.CALCULATOR_TYPES.buildbenefit1:
//serialize, run calcs, and deserialize
LCB1Calculator lcb1 = new LCB1Calculator();
bHasCalculations = lcb1.SetLCB1Calculations(calculatorType, this.GCCalculatorParams,
ref currentCalculationsElement, ref currentElement);
break;
default:
//should be running an analysis
break;
}
return(bHasCalculations);
}
public void SetDescendantLCA1StockInputAttributes(string attNameExt, CalculatorParameters calcParams,
ref XmlWriter writer)
{
//the lcatotal1 analyzer adds its totals to the base lcc1calculator linked view
//less duplication and easier to display and extend
if (writer != null)
{
//set the base analyzer
this.SetCalculatorAttributes(attNameExt, ref writer);
bool bHasCalcs = false;
if (this.SubP1Stock.SubPrice1s != null)
{
if (this.SubP1Stock.SubPrice1s.Count > 0)
{
LCC1Calculator lcc = (LCC1Calculator)this.SubP1Stock.SubPrice1s.FirstOrDefault();
if (lcc != null)
{
//set locals
lcc.LCCInput.Local.SetLocalAttributesForCalculator(attNameExt, calcParams,
ref writer);
lcc.SetLCC1Attributes(attNameExt, ref writer);
bHasCalcs = true;
}
}
}
//don't need both subps and subpstock
if (!bHasCalcs)
{
this.SetTotalLCA1StocksAttributes(attNameExt, ref writer);
}
}
}
private void UpdateBaseInputUnitPrices(LCC1Calculator lifeCycleInput)
{
//base input prices are entered as total costs (composite capital input)
//they have to enter units and amounts, units should generally be "each"
lifeCycleInput.LCCInput.OCPrice = lifeCycleInput.OCTotalCost;
lifeCycleInput.LCCInput.AOHPrice = lifeCycleInput.AOHTotalCost;
lifeCycleInput.LCCInput.CAPPrice = lifeCycleInput.CAPTotalCost;
//operating and capital budgets use TotalAMAOH
lifeCycleInput.LCCInput.TotalAMAOH = lifeCycleInput.EAATotalCost;
}
private bool SetAnalyses(LCA1Stock lca1Stock)
{
bool bHasAnalysis = false;
bool bHasTotals = false;
bool adjustTotals = true;
//only the totStocks are used to store numerical results
//calcprops and analyzerprops stored in lca1stock
lca1Stock.Total1 = new LCA1Total1();
//need one property set
lca1Stock.Total1.SubApplicationType = lca1Stock.CalcParameters.SubApplicationType.ToString();
//these are the lcc and lcb calculations
//the initial aggregation must have serialized them correctly as lcc or lcb calcors
//costs
foreach (SubPrice1 ind in lca1Stock.SubP1Stock.SubPrice1s)
{
if (ind.CalculatorType
== LCA1CalculatorHelper.CALCULATOR_TYPES.buildcost1.ToString())
{
LCC1Calculator lccInput = (LCC1Calculator)ind;
//ind.SubPrice1s holds the subprices collection (which must also be totaled)
bHasTotals = AddCostToTotalStock(lca1Stock.Total1, lca1Stock.Multiplier,
lccInput, adjustTotals);
//stock needs some calculator properties (date)
BILCA1StockAnalyzer.CopyBaseElementProperties(lccInput.LCCInput, lca1Stock);
lca1Stock.Date = lccInput.LCCInput.Date;
if (bHasTotals)
{
bHasAnalysis = true;
}
}
}
//benefits
foreach (SubPrice1 ind in lca1Stock.SubP2Stock.SubPrice1s)
{
if (ind.CalculatorType
== LCA1CalculatorHelper.CALCULATOR_TYPES.buildbenefit1.ToString())
{
LCB1Calculator lcbOutput = (LCB1Calculator)ind;
//ind.SubPrice1s holds the subprices collection (which must also be totaled)
bHasTotals = AddBenefitToTotalStock(lca1Stock.Total1, lca1Stock.Multiplier,
lcbOutput, adjustTotals);
//stock needs some calculator properties (date)
BILCA1StockAnalyzer.CopyBaseElementProperties(lcbOutput.LCBOutput, lca1Stock);
//lca1Stock.Date = lcbOutput.LCBOutput.Date;
if (bHasTotals)
{
bHasAnalysis = true;
}
}
}
return(bHasAnalysis);
}
private static void SetInputBasePrice(LCC1Calculator lifeCycleInput, string priceType, double cost)
{
if (priceType == SubPrice1.PRICE_TYPE.oc.ToString())
{
lifeCycleInput.OCTotalCost += cost;
}
else if (priceType == SubPrice1.PRICE_TYPE.aoh.ToString())
{
lifeCycleInput.AOHTotalCost += cost;
}
else if (priceType == SubPrice1.PRICE_TYPE.cap.ToString())
{
lifeCycleInput.CAPTotalCost += cost;
}
}
private void AddSubCost(LCA1Total1 totStock, SubPrice1 subprice, LCC1Calculator lccInput)
{
//make sure that each subprice has a corresponding stock
totStock.SubP1Stock.AddSubPrice1ToStocks(subprice);
//add cumulative totals (material, equipment, labor)
foreach (SubPrice1Stock stock in totStock.SubP1Stock.SubPrice1Stocks)
{
if ((stock.TotalSubP1Label == subprice.SubPLabel &&
subprice.SubPLabel != string.Empty))
{
stock.TotalSubP1Total += subprice.SubPTotal;
stock.TotalSubP1Price += subprice.SubPPrice;
stock.TotalSubP1Amount += subprice.SubPAmount;
stock.TotalSubP1TotalPerUnit = stock.TotalSubP1Total / lccInput.PerUnitAmount;
}
}
}
public static void ChangeInputByMultiplier(LCC1Calculator lccInput,
double multiplier)
{
lccInput.OCTotalCost = lccInput.OCTotalCost * multiplier;
lccInput.AOHTotalCost = lccInput.AOHTotalCost * multiplier;
lccInput.CAPTotalCost = lccInput.CAPTotalCost * multiplier;
//multiplicative, so ok to multiply; but final number is summation
lccInput.LCCTotalCost = lccInput.LCCTotalCost * multiplier;
lccInput.EAATotalCost = lccInput.EAATotalCost * multiplier;
//unit is derived from total
lccInput.UnitTotalCost = lccInput.LCCTotalCost / lccInput.PerUnitAmount;
//subcosts
foreach (SubPrice1 subprice in lccInput.SubPrice1s)
{
subprice.SubPTotal = subprice.SubPTotal * multiplier;
subprice.SubPTotalPerUnit = subprice.SubPTotalPerUnit / lccInput.PerUnitAmount;
}
}
public virtual void CopyLCC1Properties(
LCC1Calculator calculator)
{
this.CopyCalculatorProperties(calculator);
this.CopySharedObjectProperties(calculator);
this.CopySubPrice1sProperties(calculator);
this.ServiceLifeYears = calculator.ServiceLifeYears;
this.YearsFromBaseDate = calculator.YearsFromBaseDate;
this.PlanningConstructionYears = calculator.PlanningConstructionYears;
this.PerUnitAmount = calculator.PerUnitAmount;
this.PerUnitUnit = calculator.PerUnitUnit;
this.LCCInput = new Input(calculator.LCCInput);
this.OCTotalCost = calculator.OCTotalCost;
this.AOHTotalCost = calculator.AOHTotalCost;
this.CAPTotalCost = calculator.CAPTotalCost;
this.LCCTotalCost = calculator.LCCTotalCost;
this.EAATotalCost = calculator.EAATotalCost;
this.UnitTotalCost = calculator.UnitTotalCost;
}
public void SetDescendantLCA1StockInputAttributes(string attNameExt, CalculatorParameters calcParams,
ref XElement calculator, XElement currentElement)
{
//the lcatotal1 analyzer adds its totals to the base lcc1calculator linked view
//less duplication and easier to display and extend
if (calculator != null)
{
//can display input totals using two analyzers
if (this.AnalyzerType
== LCA1AnalyzerHelper.ANALYZER_TYPES.lcatotal1.ToString() ||
this.AnalyzerType
== LCA1AnalyzerHelper.ANALYZER_TYPES.lcastat1.ToString() ||
this.AnalyzerType == LCA1AnalyzerHelper.ANALYZER_TYPES.lcachangeyr.ToString() ||
this.AnalyzerType == LCA1AnalyzerHelper.ANALYZER_TYPES.lcachangeid.ToString() ||
this.AnalyzerType == LCA1AnalyzerHelper.ANALYZER_TYPES.lcachangealt.ToString() ||
this.AnalyzerType == LCA1AnalyzerHelper.ANALYZER_TYPES.lcaprogress1.ToString())
{
string sAttNameExt = string.Empty;
this.SetAndRemoveCalculatorAttributes(sAttNameExt, ref calculator);
bool bHasCalcs = false;
if (this.SubP1Stock.SubPrice1s != null)
{
if (this.SubP1Stock.SubPrice1s.Count > 0)
{
LCC1Calculator lcc = (LCC1Calculator)this.SubP1Stock.SubPrice1s.FirstOrDefault();
if (lcc != null)
{
//set locals
lcc.LCCInput.Local.SetLocalAttributesForCalculator(calcParams, ref calculator);
lcc.SetLCC1Attributes(string.Empty, ref calculator);
bHasCalcs = true;
}
}
}
//don't need both subps and subpstock
if (!bHasCalcs)
{
this.SetTotalLCA1StocksAttributes(attNameExt, ref calculator);
}
}
}
}
private static double GetMultipliedTotal(LCC1Calculator lccInput,
double total, string priceType, double multiplier)
{
double dbMultipliedTotal = total;
if (priceType == SubPrices.PRICE_TYPES.oc.ToString())
{
dbMultipliedTotal = total * lccInput.LCCInput.OCAmount * multiplier;
}
else if (priceType == SubPrices.PRICE_TYPES.aoh.ToString())
{
dbMultipliedTotal = total * lccInput.LCCInput.AOHAmount * multiplier;
}
else if (priceType == SubPrices.PRICE_TYPES.cap.ToString())
{
dbMultipliedTotal = total * lccInput.LCCInput.CAPAmount * multiplier;
}
else
{
dbMultipliedTotal = total * multiplier;
}
return(dbMultipliedTotal);
}
public static void ChangeInputByInputMultipliers(LCC1Calculator lccInput,
double multiplier)
{
//total cost already was multiplied by amount now needs to be multiplied by times
lccInput.OCTotalCost = lccInput.OCTotalCost * lccInput.LCCInput.OCAmount * multiplier;
lccInput.AOHTotalCost = lccInput.AOHTotalCost * lccInput.LCCInput.AOHAmount * multiplier;
lccInput.CAPTotalCost = lccInput.CAPTotalCost * lccInput.LCCInput.CAPAmount * multiplier;
//recalculate total costs
lccInput.LCCTotalCost = lccInput.OCTotalCost
+ lccInput.AOHTotalCost + lccInput.CAPTotalCost;
lccInput.EAATotalCost = GeneralRules.CalculateEquivalentAnnualAnnuity(lccInput.LCCTotalCost,
lccInput.ServiceLifeYears, lccInput.LCCInput.Local.RealRate, lccInput.LCCInput.Local.NominalRate);
lccInput.UnitTotalCost = lccInput.LCCTotalCost / lccInput.PerUnitAmount;
//subcosts can use all three price amounts
foreach (SubPrice1 subprice in lccInput.SubPrice1s)
{
subprice.SubPTotal = GetMultipliedTotal(lccInput, subprice.SubPTotal, subprice.SubPType, multiplier);
subprice.SubPTotalPerUnit = subprice.SubPTotal / lccInput.PerUnitAmount;
//display the multiplier-adjusted quantity of each subprice1
//this number can be used directly in statistical aggregations
subprice.SubPAmount = GetMultipliedTotal(lccInput, subprice.SubPAmount, subprice.SubPType, multiplier);
}
}
public bool AddCostToTotalStock(LCA1Total1 totStock, double multiplier,
LCC1Calculator lccInput, bool adjustTotals)
{
bool bHasCalculations = false;
//inheriting classes usually run this class, but adjust their own totals
if (adjustTotals)
{
//multipliers (input.times)
//don't change per hour building costs, only total costs
if (totStock.SubApplicationType
== Constants.SUBAPPLICATION_TYPES.inputprices.ToString())
{
//i.e. lccInput.cost = lccInput.cost * multiplier (1 in stock analyzers)
ChangeInputByMultiplier(lccInput, multiplier);
}
else
{
//i.e. lccInput.cost = lccInput.cost * multiplier * input.ocamount
//multiplier = input.times * oc.amount * tp.amount
ChangeInputByInputMultipliers(lccInput, multiplier);
}
}
//multiplier adjusted costs
totStock.TotalOCCost += lccInput.OCTotalCost;
totStock.TotalAOHCost += lccInput.AOHTotalCost;
totStock.TotalCAPCost += lccInput.CAPTotalCost;
totStock.TotalLCCCost += lccInput.LCCTotalCost;
totStock.TotalEAACost += lccInput.EAATotalCost;
//unit cost is derived from totstock
totStock.TotalUnitCost = totStock.TotalLCCCost / lccInput.PerUnitAmount;
//subcosts
AddSubCosts(totStock, lccInput);
bHasCalculations = true;
return(bHasCalculations);
}
/// <summary>
/// Purpose Calculate life cycle costs.
/// Calculations come from NIST 135.
/// </summary>
public bool RunCostCalculations(LCC1Calculator lifeCycleInput)
{
bool bHasCalcs = false;
GeneralRules.GROWTH_SERIES_TYPES eGrowthType;
//five subcosts to calculate
double dbSubPrice1Total = 0;
double dbSubPrice2Total = 0;
double dbSubPrice3Total = 0;
double dbSubPrice4Total = 0;
double dbSubPrice5Total = 0;
double dbSubPrice6Total = 0;
double dbSubPrice7Total = 0;
double dbSubPrice8Total = 0;
double dbSubPrice9Total = 0;
double dbSubPrice10Total = 0;
//only the real rate and constant dollars are used
//but keep these for possible future use
double dbNominalRate = 0;
double dbRealRate = 0;
double dbInflationRate = 0;
//the totals have to be discounted and escalated from these initial totals
//(multiplicative means that price does not have to be used)
//ok to use the default order of the subcosts
int i = 1;
foreach (SubPrice1 subprice in lifeCycleInput.SubPrice1s)
{
if (i == 1)
{
dbSubPrice1Total = subprice.SubPAmount * subprice.SubPPrice;
}
else if (i == 2)
{
dbSubPrice2Total = subprice.SubPAmount * subprice.SubPPrice;
}
else if (i == 3)
{
dbSubPrice3Total = subprice.SubPAmount * subprice.SubPPrice;
}
else if (i == 4)
{
dbSubPrice4Total = subprice.SubPAmount * subprice.SubPPrice;
}
else if (i == 5)
{
dbSubPrice5Total = subprice.SubPAmount * subprice.SubPPrice;
}
else if (i == 6)
{
dbSubPrice6Total = subprice.SubPAmount * subprice.SubPPrice;
}
else if (i == 7)
{
dbSubPrice7Total = subprice.SubPAmount * subprice.SubPPrice;
}
else if (i == 8)
{
dbSubPrice8Total = subprice.SubPAmount * subprice.SubPPrice;
}
else if (i == 9)
{
dbSubPrice9Total = subprice.SubPAmount * subprice.SubPPrice;
}
else if (i == 10)
{
dbSubPrice10Total = subprice.SubPAmount * subprice.SubPPrice;
}
i++;
}
//init calculation parameters
dbRealRate = lifeCycleInput.LCCInput.Local.RealRate;
dbNominalRate = lifeCycleInput.LCCInput.Local.NominalRate;
dbInflationRate = 0;
GeneralRules.MissingRate(ref dbRealRate,
ref dbNominalRate, ref dbInflationRate);
if (dbRealRate > 0.999)
{
dbRealRate = dbRealRate / 100;
}
if (dbNominalRate > 0.999)
{
dbNominalRate = dbNominalRate / 100;
}
if (dbInflationRate > 0.999)
{
dbInflationRate = dbInflationRate / 100;
}
lifeCycleInput.LCCInput.Local.RealRate = dbRealRate;
lifeCycleInput.LCCInput.Local.NominalRate = dbNominalRate;
lifeCycleInput.LCCInput.Local.InflationRate = dbInflationRate;
//get the recurring cost factors
//ok to use the default order of the subcosts
i = 1;
foreach (SubPrice1 subprice in lifeCycleInput.SubPrice1s)
{
eGrowthType = GeneralRules.GetGrowthType(subprice.SubPEscType);
if (i == 1)
{
subprice.SubPTotal = GeneralRules.GetGradientRealDiscountValue(dbSubPrice1Total,
dbRealRate, lifeCycleInput.ServiceLifeYears, lifeCycleInput.YearsFromBaseDate,
lifeCycleInput.PlanningConstructionYears, eGrowthType, subprice.SubPEscRate,
subprice.SubPFactor, subprice.SubPYears, subprice.SubPYearTimes, subprice.SubPSalvValue);
}
else if (i == 2)
{
subprice.SubPTotal = GeneralRules.GetGradientRealDiscountValue(dbSubPrice2Total,
dbRealRate, lifeCycleInput.ServiceLifeYears, lifeCycleInput.YearsFromBaseDate,
lifeCycleInput.PlanningConstructionYears, eGrowthType, subprice.SubPEscRate,
subprice.SubPFactor, subprice.SubPYears, subprice.SubPYearTimes, subprice.SubPSalvValue);
}
else if (i == 3)
{
subprice.SubPTotal = GeneralRules.GetGradientRealDiscountValue(dbSubPrice3Total,
dbRealRate, lifeCycleInput.ServiceLifeYears, lifeCycleInput.YearsFromBaseDate,
lifeCycleInput.PlanningConstructionYears, eGrowthType, subprice.SubPEscRate,
subprice.SubPFactor, subprice.SubPYears, subprice.SubPYearTimes, subprice.SubPSalvValue);
}
else if (i == 4)
{
subprice.SubPTotal = GeneralRules.GetGradientRealDiscountValue(dbSubPrice4Total,
dbRealRate, lifeCycleInput.ServiceLifeYears, lifeCycleInput.YearsFromBaseDate,
lifeCycleInput.PlanningConstructionYears, eGrowthType, subprice.SubPEscRate,
subprice.SubPFactor, subprice.SubPYears, subprice.SubPYearTimes, subprice.SubPSalvValue);
}
else if (i == 5)
{
subprice.SubPTotal = GeneralRules.GetGradientRealDiscountValue(dbSubPrice5Total,
dbRealRate, lifeCycleInput.ServiceLifeYears, lifeCycleInput.YearsFromBaseDate,
lifeCycleInput.PlanningConstructionYears, eGrowthType, subprice.SubPEscRate,
subprice.SubPFactor, subprice.SubPYears, subprice.SubPYearTimes, subprice.SubPSalvValue);
}
else if (i == 6)
{
subprice.SubPTotal = GeneralRules.GetGradientRealDiscountValue(dbSubPrice6Total,
dbRealRate, lifeCycleInput.ServiceLifeYears, lifeCycleInput.YearsFromBaseDate,
lifeCycleInput.PlanningConstructionYears, eGrowthType, subprice.SubPEscRate,
subprice.SubPFactor, subprice.SubPYears, subprice.SubPYearTimes, subprice.SubPSalvValue);
}
else if (i == 7)
{
subprice.SubPTotal = GeneralRules.GetGradientRealDiscountValue(dbSubPrice7Total,
dbRealRate, lifeCycleInput.ServiceLifeYears, lifeCycleInput.YearsFromBaseDate,
lifeCycleInput.PlanningConstructionYears, eGrowthType, subprice.SubPEscRate,
subprice.SubPFactor, subprice.SubPYears, subprice.SubPYearTimes, subprice.SubPSalvValue);
}
else if (i == 8)
{
subprice.SubPTotal = GeneralRules.GetGradientRealDiscountValue(dbSubPrice8Total,
dbRealRate, lifeCycleInput.ServiceLifeYears, lifeCycleInput.YearsFromBaseDate,
lifeCycleInput.PlanningConstructionYears, eGrowthType, subprice.SubPEscRate,
subprice.SubPFactor, subprice.SubPYears, subprice.SubPYearTimes, subprice.SubPSalvValue);
}
else if (i == 9)
{
subprice.SubPTotal = GeneralRules.GetGradientRealDiscountValue(dbSubPrice9Total,
dbRealRate, lifeCycleInput.ServiceLifeYears, lifeCycleInput.YearsFromBaseDate,
lifeCycleInput.PlanningConstructionYears, eGrowthType, subprice.SubPEscRate,
subprice.SubPFactor, subprice.SubPYears, subprice.SubPYearTimes, subprice.SubPSalvValue);
}
else if (i == 10)
{
subprice.SubPTotal = GeneralRules.GetGradientRealDiscountValue(dbSubPrice10Total,
dbRealRate, lifeCycleInput.ServiceLifeYears, lifeCycleInput.YearsFromBaseDate,
lifeCycleInput.PlanningConstructionYears, eGrowthType, subprice.SubPEscRate,
subprice.SubPFactor, subprice.SubPYears, subprice.SubPYearTimes, subprice.SubPSalvValue);
}
subprice.SubPTotalPerUnit = subprice.SubPTotal / lifeCycleInput.PerUnitAmount;
i++;
}
//set lifeCyleInput's total properties to these values
SetCostTotals(lifeCycleInput);
//update the base input's prices (unit costs, not full costs)
UpdateBaseInputUnitPrices(lifeCycleInput);
bHasCalcs = true;
return(bHasCalcs);
}
//copy constructor
public LCC1Calculator(LCC1Calculator lca1Calc)
: base(lca1Calc)
{
CopyLCC1Properties(lca1Calc);
}
