// PUT api/Location/5
public async Task<IHttpActionResult> PutLocation(int id, Location location)
{
if (!ModelState.IsValid)
{
return BadRequest(ModelState);
}
if (id != location.LocationID)
{
return BadRequest();
}
db.Entry(location).State = EntityState.Modified;
try
{
await db.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!LocationExists(id))
{
return NotFound();
}
else
{
throw;
}
}
return StatusCode(HttpStatusCode.NoContent);
}
public double CalculateDistance(Location a, Location b)
{
var geoA = new GeoCoordinate(a.Latitude, a.Longitude);
var geoB = new GeoCoordinate(b.Latitude, b.Longitude);
var distInMeters = geoA.GetDistanceTo(geoB);
var distInMiles = distInMeters * 0.000621371;
return distInMiles + 0.001;
}
public async Task<IHttpActionResult> PostLocation(Location location)
{
if (!ModelState.IsValid)
{
return BadRequest(ModelState);
}
db.Locations.Add(location);
await db.SaveChangesAsync();
return CreatedAtRoute("DefaultApi", new { id = location.LocationID }, location);
}