private CodeQualityMeasurement CompareCodeQuality(CodeQualityMeasurementDto referenceMeasurement, CodeQualityMeasurementDto previousMeasurement)
{
if (referenceMeasurement == null || previousMeasurement == null || referenceMeasurement.HasNoValue() || previousMeasurement.HasNoValue())
{
if (referenceMeasurement != null && !referenceMeasurement.HasNoValue())
{
return(new CodeQualityMeasurement(0, referenceMeasurement.MeasurementDate, false));
}
return(new CodeQualityMeasurement());
}
var lineDiff = referenceMeasurement.Lines - previousMeasurement.Lines;
var difference = referenceMeasurement.SqaleIndex - previousMeasurement.SqaleIndex;
if (lineDiff < 0)
{
var dto = new CodeQualityMeasurement(referenceMeasurement.MeasurementDate);
return(dto);
}
else if (difference > 0)
{
// 1/10 of the difference between measures taken in days and then transformed to minutes
var limitTechnicalDebt = ((referenceMeasurement.MeasurementDate - previousMeasurement.MeasurementDate).TotalDays) * 0.1 * 60;
var calc = (100 - ((difference * 100) / limitTechnicalDebt)) / 10;
calc = calc < 0 ? 0 : calc;
var hasLineDifference = referenceMeasurement.Lines != previousMeasurement.Lines;
return(new CodeQualityMeasurement(calc, referenceMeasurement.MeasurementDate, hasLineDifference));
}
else if (difference == 0)
{
var hasLineDifference = referenceMeasurement.Lines != previousMeasurement.Lines;
return(new CodeQualityMeasurement(10, referenceMeasurement.MeasurementDate, hasLineDifference));
}
else
{
var hasLineDifference = referenceMeasurement.Lines != previousMeasurement.Lines;
return(new CodeQualityMeasurement(11, referenceMeasurement.MeasurementDate, hasLineDifference));
}
}
public List <CodeQualityMeasurement> Calculate()
{
CodeQualityMeasurementDto lastMeasurement,
oneBeforeTheLastMeasurement,
twoBeforeTheLastMeasurement = null,
threeBeforeTheLastMeasurement = null,
fourBeforeTheLastMeasurement = null;
lastMeasurement = _joinedMeansureament.Last();
oneBeforeTheLastMeasurement = this.GetLatestMeasurementBasedOnDate(_joinedMeansureament, lastMeasurement.MeasurementDate, 1);
if (!oneBeforeTheLastMeasurement.HasNoValue())
{
twoBeforeTheLastMeasurement = this.GetLatestMeasurementBasedOnDate(_joinedMeansureament, oneBeforeTheLastMeasurement.MeasurementDate, 2);
if (!twoBeforeTheLastMeasurement.HasNoValue())
{
threeBeforeTheLastMeasurement = this.GetLatestMeasurementBasedOnDate(_joinedMeansureament, twoBeforeTheLastMeasurement.MeasurementDate, 3);
if (!threeBeforeTheLastMeasurement.HasNoValue())
{
fourBeforeTheLastMeasurement = this.GetLatestMeasurementBasedOnDate(_joinedMeansureament, threeBeforeTheLastMeasurement.MeasurementDate, 4);
}
}
}
var lastMeasureCalculatedValue = this.CompareCodeQuality(lastMeasurement, oneBeforeTheLastMeasurement);
var oneBeforeTheLastMeasureCalculatedValue = this.CompareCodeQuality(oneBeforeTheLastMeasurement, twoBeforeTheLastMeasurement);
var twoBeforeTheLastMeasureCalculatedValue = this.CompareCodeQuality(twoBeforeTheLastMeasurement, threeBeforeTheLastMeasurement);
var threeBeforeTheLastMeasureCalculatedValue = this.CompareCodeQuality(threeBeforeTheLastMeasurement, fourBeforeTheLastMeasurement);
return(new List <CodeQualityMeasurement>()
{
lastMeasureCalculatedValue,
oneBeforeTheLastMeasureCalculatedValue,
twoBeforeTheLastMeasureCalculatedValue,
threeBeforeTheLastMeasureCalculatedValue
});
}
