private AverageStomachSymRecord GenerateAverageStomachSymRecord(IEnumerable <TrackedStomachSymptomItem> ssItems)
{
var count = 0;
var painSum = 0;
var nauseaSum = 0;
var heartburnSum = 0;
var bloatingSum = 0;
var gasSum = 0;
foreach (var ssItem in ssItems)
{
painSum = painSum + ssItem.Pain;
nauseaSum = nauseaSum + ssItem.Nausea;
heartburnSum = heartburnSum + ssItem.Heartburn;
bloatingSum = bloatingSum + ssItem.Bloating;
gasSum = gasSum + ssItem.Nausea;
count++;
}
var averageSS = new AverageStomachSymRecord();
if (count == 0)
{
return(null);
}
averageSS.CountIncludedInAverage = count;
averageSS.AveragePain = (double)painSum / count;
averageSS.AverageNausea = (double)nauseaSum / count;
averageSS.AverageHeartburn = (double)heartburnSum / count;
averageSS.AverageBloating = (double)bloatingSum / count;
averageSS.AverageGas = (double)gasSum / count;
return(averageSS);
}
private void AddAverageStomachSymRecord(AverageStomachSymRecord ssRecord, AverageStomachSymRecord ssRecordToAdd)
{
ssRecord.CountIncludedInAverage = ssRecord.CountIncludedInAverage + 1;
ssRecord.AveragePain = ssRecord.AveragePain + ssRecordToAdd.AveragePain;
ssRecord.AverageNausea = ssRecord.AverageNausea + ssRecordToAdd.AverageNausea;
ssRecord.AverageHeartburn = ssRecord.AverageHeartburn + ssRecordToAdd.AverageHeartburn;
ssRecord.AverageGas = ssRecord.AverageGas + ssRecordToAdd.AverageGas;
ssRecord.AverageBloating = ssRecord.AverageBloating + ssRecordToAdd.AverageBloating;
}
private StomachSymRecordDelta GenerateStomachSymDelta(AverageStomachSymRecord beforeAverage, AverageStomachSymRecord afterAverage)
{
if (beforeAverage == null || afterAverage == null)
{
return(null);
}
return(new StomachSymRecordDelta()
{
PainDelta = afterAverage.AveragePain - beforeAverage.AveragePain,
NauseaDelta = afterAverage.AverageNausea - beforeAverage.AverageNausea,
HeartburnDelta = afterAverage.AverageHeartburn - beforeAverage.AverageHeartburn,
BloatingDelta = afterAverage.AverageBloating - beforeAverage.AverageBloating,
GasDelta = afterAverage.AverageGas - beforeAverage.AverageGas
});
}
private void CalculateAverageSsRecValues(AverageStomachSymRecord avSsRec)
{
if (avSsRec == null)
{
return;
}
else if (avSsRec.CountIncludedInAverage == 0)
{
avSsRec = null;
}
else
{
avSsRec.AveragePain = avSsRec.AveragePain / avSsRec.CountIncludedInAverage;
avSsRec.AverageNausea = avSsRec.AverageNausea / avSsRec.CountIncludedInAverage;
avSsRec.AverageHeartburn = avSsRec.AverageHeartburn / avSsRec.CountIncludedInAverage;
avSsRec.AverageGas = avSsRec.AverageGas / avSsRec.CountIncludedInAverage;
avSsRec.AverageBloating = avSsRec.AverageBloating / avSsRec.CountIncludedInAverage;
}
}
