public SolarEclipseCitiesListTableItem(SolarEclipseLocalCircumstances local, string visibility)
{
Location = local.Location;
const string empty = "—";
LocationName = local.Location.LocationName;
Coordinates = local.Location;
CoordinatesString = Format.Geo.Format(local.Location);
double offset = local.Location.UtcOffset;
string tz = local.Location.UtcOffset != 0 ? $"UTC{(offset < 0 ? "-" : "+")}{TimeSpan.FromHours(offset):h\\:mm}" : "UTC";
TimeZone = offset;
TimeZoneString = tz;
MaxMagString = local.MaxMagnitude > 0 ? Format.Mag.Format(local.MaxMagnitude) : empty;
MaxMag = local.MaxMagnitude;
MoonSunRatioString = local.MoonToSunDiameterRatio > 0 ? Format.Ratio.Format(local.MoonToSunDiameterRatio) : empty;
MoonSunRatio = local.MoonToSunDiameterRatio;
PartialDurString = local.PartialDuration > 0 ? Format.Time.Format(local.PartialDuration) : empty;
PartialDur = local.PartialDuration;
TotalDurString = local.TotalDuration > 0 ? Format.Time.Format(local.TotalDuration) : empty;
TotalDur = local.TotalDuration;
ShadowWidthString = local.PathWidth > 0 ? Format.PathWidth.Format(local.PathWidth) : empty;
ShadowWidth = local.PathWidth;
C1TimeString = local.PartialBegin != null ? $"{Format.Time.Format(new Date(local.PartialBegin.JulianDay, offset))}" : empty;
C1Time = local.PartialBegin?.JulianDay;
C2TimeString = local.TotalBegin != null ? $"{Format.Time.Format(new Date(local.TotalBegin.JulianDay, offset))}" : empty;
C2Time = local.TotalBegin?.JulianDay;
MaxTimeString = local.Maximum?.JulianDay != null ? $"{Format.Time.Format(new Date(local.Maximum.JulianDay, offset))}" : empty;
MaxTime = local.Maximum?.JulianDay;
C3TimeString = local.TotalEnd != null ? $"{Format.Time.Format(new Date(local.TotalEnd.JulianDay, offset))}" : empty;
C3Time = local.TotalEnd?.JulianDay;
C4TimeString = local.PartialEnd != null ? $"{Format.Time.Format(new Date(local.PartialEnd.JulianDay, offset)) }" : empty;
C4Time = local.PartialEnd?.JulianDay;
Visibility = visibility;
}
/// <inheritdoc />
public string GetLocalVisibilityString(SolarEclipse eclipse, SolarEclipseLocalCircumstances localCirc)
{
string localVisibility = Text.Get("SolarEclipse.LocalVisibility.Invisible");
if (localCirc.MaxMagnitude > 0)
{
string localMag = Formatters.Phase.Format(localCirc.MaxMagnitude);
string asPartial = eclipse.EclipseType != SolarEclipseType.Partial ? $" {Text.Get("SolarEclipse.LocalVisibility.AsPartial")}" : "";
// max instant not visible
if (localCirc.Maximum.SolarAltitude <= 0)
{
if ((localCirc.TotalEnd != null && localCirc.TotalEnd.SolarAltitude < 0) || localCirc.PartialEnd.SolarAltitude < 0)
{
localVisibility = Text.Get("SolarEclipse.LocalVisibility.VisibleOnSunset", ("asPartial", asPartial), ("localMag", localMag));
}
else if (localCirc.PartialBegin.SolarAltitude < 0 || (localCirc.TotalBegin != null && localCirc.TotalBegin.SolarAltitude < 0))
{
localVisibility = Text.Get("SolarEclipse.LocalVisibility.VisibleOnSunrise", ("asPartial", asPartial), ("localMag", localMag));
}
}
// max instant visible
else
{
if (localCirc.TotalDuration > 0)
{
localVisibility = Text.Get("SolarEclipse.LocalVisibility.VisibleTotally");
}
else
{
localVisibility = Text.Get("SolarEclipse.LocalVisibility.Visible", ("asPartial", asPartial), ("localMag", localMag));
}
}
}
return(localVisibility);
}