public BadiDate(int year, int month, int days, RelationToMidnight relationToMidnight)
{
Year = year;
Month = month;
Day = days;
RelationToMidnight = relationToMidnight;
}
public void GetGregorianDate_AroundJan1(int bYear, int bMonth, int bDay, RelationToMidnight relationToMidnight, int gYear, int gMonth, int gDay)
{
_badi.GetGregorianDate(bYear, bMonth, bDay, relationToMidnight).ShouldBeSameDayAs(new DateTime(gYear, gMonth, gDay));
}
public void GetBadiDate_AfterNawRuz(int gYear, int gMonth, int gDay, RelationToSunset relationToSunset, int bYear,
int bMonth, int bDay, RelationToMidnight relationToMidnight)
{
_badi.GetBadiDate(new DateTime(gYear, gMonth, gDay), relationToSunset)
.ShouldBe(new BadiDate(bYear, bMonth, bDay, relationToMidnight));
}
public DateTime GetGregorianDate(int bYear, int bMonth, int bDay, RelationToMidnight relationToMidnight = RelationToMidnight.bDay_BeforeSunset_Frag2,
bool autoFix = false)
{
if (bMonth < 0)
{
if (autoFix)
{
bMonth = 1;
}
else
{
throw new ApplicationException("Invalid Badi month: " + bMonth);
}
}
if (bMonth > 19)
{
if (autoFix)
{
bMonth = 19;
}
else
{
throw new ApplicationException("Invalid Badi month: " + bMonth);
}
}
if (bDay < 1)
{
if (autoFix)
{
bDay = 1;
}
else
{
throw new ApplicationException("Invalid Badi day: " + bDay);
}
}
if (bDay > 19)
{
if (autoFix)
{
bDay = 19;
}
else
{
throw new ApplicationException("Invalid Badi day: " + bDay);
}
}
DateTime answer;
var gYear = bYear + 1843;
switch (bMonth)
{
case 0:
var numDaysInAyyamiHa = DaysInAyyamiHa(bYear);
if (bDay > numDaysInAyyamiHa)
{
if (autoFix)
{
bDay = numDaysInAyyamiHa;
}
else
{
throw new ApplicationException("Invalid day for Ayyam-i-Ha: " + bDay);
}
}
answer = GetGregorianDate(bYear, 18, 19).AddDays(bDay);
break;
case 19:
var nextNawRuz = GetNawRuz(gYear + 1, true);
var firstDayOfLoftiness = nextNawRuz.AddDays(-19);
answer = firstDayOfLoftiness.AddDays(bDay - 1);
break;
default:
var nawRuz = GetNawRuz(gYear, true);
//var beforeMidnightOffset = relationToMidnight == RelationToMidnight.bDay_BeforeSunset_Frag2 ? 1 : 0;
answer = nawRuz.AddDays((bMonth - 1) * 19 + bDay - 1);
break;
}
// if calcuating sunset, get sunset for this date!
if (relationToMidnight == RelationToMidnight.bEvePrior_AfterSunset_Frag1)
{
answer = answer.AddDays(-1);
}
return(answer);
}
