public int PutProperty(Evalue evalue)
{
Evalues.Add(evalue);
// The index to be added must be the last index of Evalues
PropStore.AddIndex(evalue.KomNr, evalue.EjdNr, Evalues.Count() - 1);
return(0);
}
public StatisticProperty CompareProperties(Evalue first, Evalue scnd)
{
// This can be removed if we decide to include nulls.
// first should never be null. Just a sanity check.
if (scnd == null || first == null)
{
return(null);
}
int komNr = first.KomNr;
int ejdNr = first.EjdNr;
long evalueOld = first.ModelVaerdi;
long evalueNew = 0;
long handelspris = 0;
DateTime handelsDato = new DateTime();
// We already checked for this, but if we decide to include these in the stats,
// we can just remove the null check above.
if (scnd != null)
{
evalueNew = scnd.ModelVaerdi;
handelspris = scnd.HandelsPris;
handelsDato = scnd.HandelsDato;
}
Decimal evalueNewCompOld = 0;
Decimal evalueNewCompHandelspris = 0;
if (evalueNew != 0)
{
if (evalueOld != 0)
{
evalueNewCompOld = (Decimal)evalueNew / (Decimal)evalueOld;
}
if (handelspris != 0)
{
evalueNewCompHandelspris = (Decimal)evalueNew / (Decimal)handelspris;
}
}
StatisticProperty statProp = new StatisticProperty(komNr, ejdNr,
evalueOld, evalueNew, handelspris, handelsDato, evalueNewCompOld,
evalueNewCompHandelspris);
return(statProp);
}
public List <StatisticProperty> BuildStats()
{
List <StatisticProperty> statList = new List <StatisticProperty>();
foreach (Evalue Ejendom in FirstFile.Evalues)
{
Evalue scndEjd = SecondFile.GetProperty(Ejendom.KomNr, Ejendom.EjdNr);
StatisticProperty statProp = CompareProperties(Ejendom, scndEjd);
if (statProp != null)
{
statList.Add(statProp);
}
}
return(statList);
}
// Without saving it in a statList basically
public List <string> BuildStatStringDirectly()
{
// New list, just add the header
List <string> output = new List <string>
{
Header
};
foreach (Evalue Ejendom in FirstFile.Evalues)
{
Evalue scndEjd = SecondFile.GetProperty(Ejendom.KomNr, Ejendom.EjdNr);
StatisticProperty statProp = CompareProperties(Ejendom, scndEjd);
if (statProp != null)
{
output.Add(statProp.ToCsv());
}
}
return(output);
}
public static string BuildOutputString(EvalueStorage firstFile, EvalueStorage secondFile)
{
// Just get the header from a new instance
string output = new T().Header();
Random rand = new Random();
List <int> randoms = new List <int>();
int i = 0;
// randoms < firstFile and secondFile to make sure we have enough properties to test.
while (i < 5 && randoms.Count() < firstFile.Length() &&
randoms.Count() < secondFile.Length())
{
int randIndex = rand.Next(secondFile.Length());
// If we already used this property
if (randoms.Contains(randIndex))
{
continue;
}
// we should probably get the second ejendom first,
// since this one is filtered
Evalue secondEjendom = secondFile.Evalues[randIndex];
Evalue firstEjendom = firstFile.GetProperty(
secondEjendom.KomNr, secondEjendom.EjdNr);
// If secondFile did not contain the property
if (firstEjendom == null)
{
continue;
}
output += firstEjendom.ToCsv() + "\n" + secondEjendom.ToCsv() + "\n\n";
randoms.Add(randIndex);
i++;
}
// Only get properties that are "i udbud"
List <Evalue> ScndIUdbud = secondFile.Evalues.Where(ejd => ejd.ErIUdbud == 1).ToList();
// Just force it to 5, so we only get 5 where ErIUdbud == 1
if (i != 5)
{
i = 5;
}
// i should be 5 at this point, so we get 5 more properties here
while (i < 10 && randoms.Count() < ScndIUdbud.Count())
{
int randIndex = rand.Next(ScndIUdbud.Count);
// If we already used this property we skip it
// (we haven't necessarily used it, but chances are,
// that this case won't be hit a lot anyway)
if (randoms.Contains(randIndex))
{
continue;
}
Evalue Ejendom = ScndIUdbud[randIndex];
output += Ejendom.ToCsv() + "\n";
randoms.Add(randIndex);
i++;
}
return(output);
}
