public Range <int> ParseToRange(int value)
{
var intervalDuration = JavascriptMaths.Round(value / (double)RangeFactor); //TODO Check the intent?
var daysSinceLastDayOfInterval = value - intervalDuration * RangeFactor;
return(new Range <int>(daysSinceLastDayOfInterval - (intervalDuration - 1), daysSinceLastDayOfInterval));
}
//From the JS
public bool TryDecode(int value, out DsosDecodeResult result)
{
result = null;
if (ValidRange.Contains(value))
{
result = DsosDecodeResult.CreateSymptomatic(value);
return(true);
}
//1 day @ -14 to 19 days @ +21
if (85 < value && value < 1922)
{
var intervalDuration = JavascriptMaths.Round(value / (double)RangeFactor); //TODO Check the intent?
var daysSinceLastDayOfInterval = value - intervalDuration * RangeFactor;
//TODO
//if (!ValidRange.Contains(daysSinceLastDayOfInterval))
// return false;
var r = new Range <int>(daysSinceLastDayOfInterval - (intervalDuration - 1), daysSinceLastDayOfInterval);
result = DsosDecodeResult.CreateSymptomatic(r);
return(true);
}
if (ValidRange.Lo + OffsetSymptomaticOnsetDateUnknown <= value && value <= OffsetSymptomaticOnsetDateUnknown)
{
result = DsosDecodeResult.CreateSymptomaticOnsetUnknown(value - OffsetSymptomaticOnsetDateUnknown);
return(true);
}
if (value >= OffsetAsymptomatic + ValidRange.Lo && value <= OffsetAsymptomatic)
{
result = DsosDecodeResult.CreateAsymptomatic(value - OffsetAsymptomatic);
return(true);
}
if (value >= OffsetSymptomStateUnknown + ValidRange.Lo && value <= OffsetSymptomStateUnknown)
{
result = DsosDecodeResult.CreateSymptomsStatusUnknown(value - OffsetSymptomStateUnknown);
return(true);
}
result = null;
return(false);
}
