public string?GetGovernment(Date date)
{
if (InternalHistory.GetFieldValue("government", date) is string govStr)
{
return(govStr);
}
return(null);
}
public string?GetLiege(Date date)
{
if (InternalHistory.GetFieldValue("liege", date) is string liegeStr)
{
return(liegeStr);
}
return(null);
}
public int?GetDevelopmentLevel(Date date)
{
var historyValue = InternalHistory.GetFieldValue("development_level", date);
return(historyValue switch {
string devStr when int.TryParse(devStr, out int dev) => dev,
int devInt => devInt,
_ => null
});
public string GetHolderId(Date date)
{
var idFromHistory = InternalHistory.GetFieldValue("holder", date);
if (idFromHistory is not null)
{
return(idFromHistory.ToString() !);
}
return("0");
}