public void GetLocationsTest()
{
GeoQuerys target = new GeoQuerys(); // TODO: Initialize to an appropriate value
Location pLocation = new Location("P1", double.Parse("52.2165425"), double.Parse("5.4778534")); // TODO: Initialize to an appropriate value
int maxDistance = 10000; // TODO: Initialize to an appropriate value
int maxResults = 100; // TODO: Initialize to an appropriate value
SearchResults sr = new SearchResults();
SearchResults actual;
sr.StartSearch("52.2165425", "5.4778534", maxDistance.ToString(), maxResults.ToString());
actual = target.GetLocations(pLocation, maxDistance, maxResults, sr);
actual.EndSearch("");
Assert.AreEqual(maxResults.ToString(), actual.maxResults);
}
/// <summary>
/// Method to search locations close to other one
/// </summary>
/// <param name="pLocation">Location</param>
/// <param name="maxDistance">Max Distance</param>
/// <param name="maxResults">Max number of Results</param>
/// <returns></returns>
public SearchResults GetLocations(Location pLocation, int maxDistance, int maxResults, SearchResults sr)
{
List<Location> filteredList = new List<Location>();
SearchResults srDetailed = sr;
try
{
//Get all Locations
List<Location> lLocations = new List<Location>();
using (GeoData gData = new GeoData())
{
DateTime t1 = DateTime.UtcNow;
lLocations = gData.getAllLocations();
DateTime t2 = DateTime.UtcNow;
TimeSpan t = t2 - t1;
double d = t.TotalSeconds;
srDetailed.ReadDataDuration = d;
srDetailed.FileRecords = lLocations.Count;
}
//Sort by Distance
//Added Parallelism
List<Location> SortedList = lLocations.AsParallel().WithDegreeOfParallelism(4).OrderBy(o => o.CalculateDistance(pLocation)).ToList();
//Filter the Locations with the same Distance, Longitude and Latitude
List<Location> filterRepeated = SortedList.AsParallel().WithDegreeOfParallelism(4).GroupBy(x => new { x.Distance, x.Longitude, x.Latitude })
.Select(g => g.First())
.ToList();
//Filter by the max Number of Results
filteredList = filterRepeated.Where(x => x.Distance <= maxDistance).Take(maxResults).ToList();
srDetailed.Locations = filteredList;
}
catch(Exception ex)
{
throw ex;
}
return srDetailed;
}
public SearchResults GetLocations(string Latitude, string Longitude, string maxDistance, string maxResults)
{
///I've implmented a class to register the Exceptions and traces of the application.
///This Trace class is connected with a 3rd Party System called franrodriguez.loggly.com
using (Trace t = new Trace("SearchService", "GetLocations"))
{
using (SearchResults sr = new SearchResults())
{
SearchResults srDetailed = new SearchResults();
try
{
//Start the Search
sr.StartSearch(Latitude, Longitude, maxDistance, maxResults);
//Lock the object to manage the interlocking of the request
lock (this.ThisLock)
{
//Call to the internal Controller to make the search
using (IGeoQuerys gq = new GeoQuerys())
{
Location location = new Location("P1", double.Parse(Latitude), double.Parse(Longitude));
srDetailed = gq.GetLocations(location, Int32.Parse(maxDistance), Int32.Parse(maxResults),sr);
//End the Search
srDetailed.EndSearch("");
}
}
}
catch (Exception e)
{
t.Error(e.Message.ToString(), e);
srDetailed.EndSearch(e.Message.ToString());
}
//Give back the json object
return srDetailed;
}
}
}
