public static Models.Models.Location GetLocation(string address)
{
address = address.Replace(" ", "+");
WebRequest request = WebRequest.Create("https://maps.googleapis.com/maps/api/geocode/json?address=" + address + "&language=bg&key=AIzaSyCqFT1vjwghgVYc9Y_jbuD-ux10qQD9H0s");
WebResponse response = request.GetResponse();
Stream dataStream = response.GetResponseStream();
// Open the stream using a StreamReader for easy access.
StreamReader reader = new StreamReader(dataStream);
// Read the content.
string responseFromServer = reader.ReadToEnd();
// Display the content.
RequestFormat flight = Newtonsoft.Json.JsonConvert.DeserializeObject <RequestFormat>(responseFromServer);
if (flight.results.Count == 0)
{
return(null);
}
var location = new Models.Models.Location()
{
Latitude = flight.results[0].geometry.location.lat,
Longitude = flight.results[0].geometry.location.lng
};
return(location);
}
/// <summary>
/// Updates some basic information about the car
/// </summary>
/// <param name="car"></param>
/// <param name="location"></param>
/// <param name="absent"></param>
/// <param name="free"></param>
public void UpdateCarInfo(Car car, Models.Models.Location location, bool absent, bool free)
{
car.Location = location;
car.LastActiveDateTime = DateTime.Now;
if (car.CarStatus == CarStatus.Offline)
{
if (_data.TakenRequests.Any(x => x.Car.Id == car.Id))
{
car.CarStatus = CarStatus.Busy;
}
else
{
car.CarStatus = CarStatus.Free;
}
}
if (absent)
{
car.CarStatus = CarStatus.Absent;
}
if (free)
{
car.CarStatus = CarStatus.Free;
}
_data.SaveChanges();
}
public static Place PlaceDetail(string placeId)
{
WebRequest request =
WebRequest.Create(
"https://maps.googleapis.com/maps/api/place/details/xml?placeid=" + placeId +
"&key=AIzaSyCqFT1vjwghgVYc9Y_jbuD-ux10qQD9H0s&language=bg");
WebResponse response = request.GetResponse();
Stream dataStream = response.GetResponseStream();
StreamReader reader = new StreamReader(dataStream);
string responseFromServer = reader.ReadToEnd();
var place = new Place();
XmlDocument doc = new XmlDocument();
doc.LoadXml(responseFromServer);
place.Address = doc.SelectSingleNode("/PlaceDetailsResponse/result/formatted_address")?.InnerText;
place.MainText = doc.SelectSingleNode("/PlaceDetailsResponse/result/name")?.InnerText;
var lat = doc.SelectSingleNode("/PlaceDetailsResponse/result/geometry/location/lat")?.InnerText;
var lon = doc.SelectSingleNode("/PlaceDetailsResponse/result/geometry/location/lng")?.InnerText;
if (lat != null && lon != null)
{
Models.Models.Location placeLocation = new Models.Models.Location()
{
Longitude = Double.Parse(lon.Replace(".", ",")),
Latitude = Double.Parse(lat.Replace(".", ","))
};
place.Location = placeLocation;
}
return(place);
}
private Car AppropriateCar(Models.Models.Location startingLocaion, RequestInfo request, Company company)
{
var nearBycars = _data.Cars.Where(x => x.Company.Id == company.Id).Where(x => x.CarStatus == CarStatus.Free).Where(x => Math.Abs(x.Location.Latitude - startingLocaion.Latitude) <= 0.0150 && Math.Abs(x.Location.Longitude - startingLocaion.Longitude) <= 0.0150).ToList();
var distances = new List <double>();
var dictionary = new Dictionary <double, Car>();
Car chosenCar = null;
if (nearBycars.Count == 0)
{
return(null);
}
foreach (var item in nearBycars)
{
var distance = DistanceBetweenTwoPoints.GetDistance(startingLocaion, item.Location);
distances.Add(distance);
dictionary.Add(distance, item);
}
var sortedDistances = distances.OrderBy(x => x);
foreach (var item in sortedDistances)
{
var car = dictionary[item];
if (!(_data.CarsDismissedRequests.Where(x => x.Request.Id == request.Id).Any(x => x.Car.Id == car.Id)) && !(_data.ActiveRequests.Any(x => x.AppropriateCar.Id == car.Id)))
{
chosenCar = car;
}
}
return(chosenCar);
}
public static double GetDistance(Models.Models.Location PointA, Models.Models.Location PointB)
{
double lat1 = PointA.Latitude; double long1 = PointA.Longitude; double lat2 = PointB.Latitude;
double long2 = PointB.Longitude;
var d2r = Math.PI / 180;
double dlong = (long2 - long1) * d2r;
double dlat = (lat2 - lat1) * d2r;
double a = Math.Pow(Math.Sin(dlat / 2.0), 2) + Math.Cos(lat1 * d2r) * Math.Cos(lat2 * d2r) * Math.Pow(Math.Sin(dlong / 2.0), 2);
double c = 2 * Math.Atan2(Math.Sqrt(a), Math.Sqrt(1 - a));
double d = 6367 * c;
return(d);
}
public Car AppropriateCar(Models.Models.Location startingLocaion, Company company = null)
{
var nearBycars = new List <Car>();
if (company == null)
{
nearBycars = _data.Cars.Where(x => x.CarStatus == CarStatus.Free).Where(x => Math.Abs(x.Location.Latitude - startingLocaion.Latitude) <= 0.0300 && Math.Abs(x.Location.Longitude - startingLocaion.Longitude) <= 0.0300).ToList();
}
else
{
nearBycars = _data.Cars.Where(x => x.Company.Id == company.Id).Where(x => x.CarStatus == CarStatus.Free).Where(x => Math.Abs(x.Location.Latitude - startingLocaion.Latitude) <= 0.0300 && Math.Abs(x.Location.Longitude - startingLocaion.Longitude) <= 0.0300).ToList();
}
var distances = new List <double>();
var dictionary = new Dictionary <double, Car>();
Car appropriateCar = null;
if (nearBycars.Count == 0)
{
return(null);
}
foreach (var item in nearBycars)
{
var distance = DistanceBetweenTwoPoints.GetDistance(startingLocaion, item.Location);
distances.Add(distance);
dictionary.Add(distance, item);
}
var sortedDistances = distances.OrderBy(x => x);
foreach (var item in sortedDistances)
{
var car = dictionary[item];
if (!_data.ActiveRequests.Any(x => x.AppropriateCar.Id == car.Id))
{
appropriateCar = car;
break;
}
}
return(appropriateCar);
}
public static List <Place> AutoCompleteList(string text, Models.Models.Location location, int radius, string types)
{
WebRequest request =
WebRequest.Create("https://maps.googleapis.com/maps/api/place/textsearch/xml?query=" + text +
"&location=" + location.Latitude.ToString("0.0000000", System.Globalization.CultureInfo.InvariantCulture) + "," + location.Longitude.ToString("0.0000000", System.Globalization.CultureInfo.InvariantCulture) + "&radius=" + radius + "&key=AIzaSyAJ1lJPmsUd0xhzn97x8kZXQtJEwh0dgGQ&strictbounds&language=bg&types=" + types);
WebResponse response = request.GetResponse();
Stream dataStream = response.GetResponseStream();
StreamReader reader = new StreamReader(dataStream);
string responseFromServer = reader.ReadToEnd();
XmlDocument xmlDoc = new XmlDocument();
xmlDoc.Load(new StringReader(responseFromServer));
var PlaceList = new List <Place>();
foreach (XmlNode item in xmlDoc.ChildNodes[1])
{
if (item.ChildNodes.Count > 1)
{
double.TryParse(item["geometry"].ChildNodes[0]["lat"].InnerText, out double lat);
double.TryParse(item["geometry"].ChildNodes[0]["lng"].InnerText, out double lng);
PlaceList.Add(new Place()
{
Address = item["formatted_address"].InnerText,
Location = new Models.Models.Location()
{
Latitude = lat,
Longitude = lng,
},
MainText = item["name"].InnerText,
PlaceId = item["place_id"].InnerText,
Type = item["type"].InnerText
});
}
}
return(PlaceList);
}
/// <summary>
/// Adds a new request
/// </summary>
/// <param name="startingAddress"></param>
/// <param name="finishAddress"></param>
/// <returns></returns>
public JsonResult CreateRequest(string startingAddress, string finishAddress)
{
var userId = User.Identity.GetUserId();
var dispatcher = _dispatcherService.GetAll().First(x => x.UserId == userId);
var company = _companyService.GetAll().First(x => x.Id == dispatcher.Company.Id);
var startingLocation = GoogleAPIRequest.GetLocation(startingAddress + " " + company.City);
var finishLocation = GoogleAPIRequest.GetLocation(finishAddress + " " + company.City);
if (startingLocation == null)
{
return(Json(new { status = "INVALID STARTING LOCATION" }));
}
if (finishLocation == null)
{
finishLocation = new Models.Models.Location()
{
Latitude = 0,
Longitude = 0
};
}
var request = new RequestInfo()
{
CreatedBy = CreatedBy.Dispatcher,
CreatorUserId = userId,
RequestStatus = RequestStatusEnum.NoCarChosen,
StartingAddress = startingAddress,
StartingLocation = startingLocation,
FinishAddress = finishAddress,
FinishLocation = finishLocation,
CreatedDateTime = DateTime.Now,
LastModificationDateTime = DateTime.Now,
Company = company
};
_requestService.AddRequestInfo(request);
var dashboardCell = new DispatcherDashboard()
{
DispatcherUserId = userId,
LastSeen = DateTime.Now,
LastSeenStatus = RequestStatusEnum.NoCarChosen,
Request = request
};
_dashboardService.AddDispatcherDashboard(dashboardCell);
var activeRequest = new ActiveRequest()
{
AppropriateCar = null,
DateTimeChosenCar = DateTime.Now,
Request = request
};
_requestService.AddActiveRequest(activeRequest);
var car = _carService.AppropriateCar(startingLocation, dispatcher.Company);
if (car != null)
{
request.RequestStatus = RequestStatusEnum.NotTaken;
activeRequest.AppropriateCar = car;
_requestService.ModifyActiveRequest(activeRequest);
_requestService.ModifyRequestInfo(request);
}
return(Json(new { status = "OK" }));
}
