public ActionResult <DistanceResponse> Get(DistanceCalculationMethod distanceMethod, MeasureUnit measureUnit,
[FromQuery][Range(-90, 90, ErrorMessage = "Must be in [-90, 90] interval")] double point1Latitude,
[FromQuery][Range(-180, 180, ErrorMessage = "Must be in [-180, 180] interval")] double point1Longitude,
[FromQuery][Range(-90, 90, ErrorMessage = "Must be in [-90, 90] interval")] double point2Latitude,
[FromQuery][Range(-180, 180, ErrorMessage = "Must be in [-180, 180] interval")] double point2Longitude)
{
var point1 = new DistancePoint
{
Latitude = point1Latitude,
Longitude = point1Longitude
};
var point2 = new DistancePoint
{
Latitude = point2Latitude,
Longitude = point2Longitude
};
return(new ActionResult <DistanceResponse>(new DistanceResponse
{
Distance = _distanceStrategy.CalculateDistance(point1, point2, measureUnit, distanceMethod)
}));
}
public double CalculateDistance(IDistancePoint point1, IDistancePoint point2, MeasureUnit measureUnit, DistanceCalculationMethod distanceMethod)
{
//Saves calculation when points are equivalent
if (point1.Equals(point2))
{
return(0);
}
else
{
return(_distanceMethods.FirstOrDefault(x => x.DistanceCalculationMethod == distanceMethod)?.CalculateDistance(point1, point2, measureUnit) ?? throw new ArgumentNullException(nameof(distanceMethod)));
}
}
