private void AddHelicopter()
{
// TESTING
Console.WriteLine("Entered Add Heli...");
Position start = new Position(-37.9061137, 176.2050742);
Position end = new Position(-36.8613687, 174.7676895);
Console.WriteLine("Set postitions...");
Helicopter heli = new Helicopter()
{
startPosition = start,
destinationPosition = end
};
Console.WriteLine("Created Heli...");
CustomPin heliPin = new CustomPin
{
CustomType = ODMSPinType.HELICOPTER,
Label = "Heli",
HelicopterDetails = heli,
Position = heli.startPosition,
Address = "1"
};
Console.WriteLine("Created Helipin...");
customMap.HelicopterPins.Add(heliPin.Address, heliPin);
customMap.Pins.Add(heliPin);
}
/// <summary>
/// Refreshes the flight path if the helicopter is currently selected
/// </summary>
/// <param name="heliPin"></param>
private void refreshFlightDetails(CustomPin heliPin)
{
if (heliPin.Address.Equals(selectedHeli))
{
clearFlightPath();
clearOrganRange();
if (!heliPin.HelicopterDetails.hasArrived(heliPin.Position))
{
addFlightPath(heliPin);
addOrganRange(heliPin);
}
}
}
private async Task InitialiseHospitals()
{
ClinicianAPI clinicianApi = new ClinicianAPI();
Tuple <HttpStatusCode, List <Hospital> > tuple = await clinicianApi.GetHospitals();
switch (tuple.Item1)
{
case HttpStatusCode.OK:
Console.WriteLine("Organ map hospitals retrieved successfully");
hospitals = tuple.Item2;
foreach (Hospital currentHospital in hospitals)
{
Console.WriteLine("Tracking positions");
Position finalPosition = new Position(currentHospital.latitude, currentHospital.longitude);
var pin = new CustomPin
{
CustomType = ODMSPinType.HOSPITAL,
Position = finalPosition,
Label = currentHospital.name,
Address = currentHospital.address,
};
// We add to this list to track our pins with additional information (like hospital or donor)
customMap.CustomPins.Add(pin.Position, pin);
lock (customMap.Pins)
{
customMap.Pins.Add(pin);
}
}
break;
case HttpStatusCode.ServiceUnavailable:
await DisplayAlert("",
"Server unavailable, check connection",
"OK");
break;
case HttpStatusCode.InternalServerError:
await DisplayAlert("",
"Server error retrieving hospitals, please try again (500)",
"OK");
break;
}
}
/// <summary>
/// Adds a bubble that reflects the expiry range of a helicopter carrying organ
/// </summary>
/// <param name="heliPin"></param>
private void addOrganRange(CustomPin heliPin)
{
var circleOptions = new CircleOptions();
circleOptions.InvokeCenter(new LatLng(heliPin.Position.Latitude, heliPin.Position.Longitude));
// TODO adjust to organ countdown
circleOptions.InvokeRadius(40000);
circleOptions.InvokeFillColor(0X660000FF);
circleOptions.InvokeStrokeColor(0X660000FF);
circleOptions.InvokeStrokeWidth(0);
highlightedOrganRange = new Tuple <CustomPin, Circle>(heliPin, NativeMap.AddCircle(circleOptions));
}
/// <summary>
/// Generates marker options for a pin that contains information about a helicopter
/// </summary>
/// <param name="pin"></param>
/// <returns></returns>
private MarkerOptions CreateHelicopterMarker(CustomPin pin)
{
refreshFlightDetails(pin);
// Create basic options
var marker = new MarkerOptions();
marker.SetPosition(new LatLng(pin.Position.Latitude, pin.Position.Longitude));
marker.SetTitle(pin.Label);
// Snippet is set to store the unique heli identifier (dictionary key) so it can be recalled when searching for a customPin based on Marker
marker.SetSnippet(pin.Address);
marker.SetIcon(BitmapDescriptorFactory.FromBitmap(helicopterIcons[pin.OrganToTransport]));
return(marker);
}
/// <summary>
/// Adds a polyline path based on helicopter destination and current position
/// </summary>
/// <param name="heliPin"></param>
private void addFlightPath(CustomPin heliPin)
{
var currentFlightPathOptions = new PolylineOptions();
// Other colour constants can be found at https://developer.android.com/reference/android/graphics/Color#constants_1
int BLUE = -16776961;
currentFlightPathOptions.InvokeColor(BLUE);
// Add current position (start of path)
currentFlightPathOptions.Add(new LatLng(heliPin.Position.Latitude, heliPin.Position.Longitude));
// Add destination position (end of path)
currentFlightPathOptions.Add(new LatLng(heliPin.HelicopterDetails.destinationPosition.Latitude,
heliPin.HelicopterDetails.destinationPosition.Longitude));
highlightedFlightPath = new Tuple <CustomPin, Polyline>(heliPin, NativeMap.AddPolyline(currentFlightPathOptions));
}
/// <summary>
/// Toggles more details regarding a helicopter (organs + flight path)
/// </summary>
/// <param name="customPin"></param>
private void processHelicopterTapped(CustomPin customPin)
{
clearFlightPath();
clearOrganRange();
// Heli is already highlighted, deselect
if (customPin.Address.Equals(selectedHeli))
{
// Reset selected heli
selectedHeli = null;
}
else
{
selectedHeli = customPin.Address;
addFlightPath(customPin);
addOrganRange(customPin);
}
}
/// <summary>
/// Generates marker options for a pin that contains information about a hospital
/// </summary>
/// <param name="pin"></param>
/// <returns></returns>
private MarkerOptions CreateHospitalMarker(CustomPin pin)
{
// Create basic options
var marker = new MarkerOptions();
marker.SetPosition(new LatLng(pin.Position.Latitude, pin.Position.Longitude));
marker.SetTitle(pin.Label);
marker.SetSnippet(pin.Address);
// Create the image
Bitmap imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.hospital_icon, bitmapOptions);
// Scale the image
imageBitmap = Bitmap.CreateScaledBitmap(imageBitmap, 110, 110, false);
marker.SetIcon(BitmapDescriptorFactory.FromBitmap(imageBitmap));
return(marker);
}
/// <summary>
/// Creates a MarkerOptions for a new pin on the map
/// </summary>
/// <param name="pin"></param>
/// <returns></returns>
protected override MarkerOptions CreateMarker(Pin pin)
{
MarkerOptions markerToAddOptions = null;
// Find the correlating custom pin to get our extra parameters
CustomPin foundCustomPin = GetCustomPin(pin);
switch (foundCustomPin.CustomType)
{
case ODMSPinType.DONOR:
markerToAddOptions = CreateDonorMarker(foundCustomPin);
break;
case ODMSPinType.HOSPITAL:
markerToAddOptions = CreateHospitalMarker(foundCustomPin);
break;
case ODMSPinType.HELICOPTER:
markerToAddOptions = CreateHelicopterMarker(foundCustomPin);
break;
}
return(markerToAddOptions);
}
///// <summary>
///// Activated whenever focus is on this page
///// </summary>
protected override async void OnAppearing()
{
customMap = new CustomMap
{
MapType = MapType.Street,
WidthRequest = 100,
HeightRequest = 100,
};
customMap.CustomPins = new Dictionary <Position, CustomPin> {
};
customMap.HelicopterPins = new Dictionary <String, CustomPin> {
};
//Center on New Zealand
var centerPosition = new Position(-41.626217, 172.361873);
customMap.MoveToRegion(MapSpan.FromCenterAndRadius(
centerPosition, Distance.FromMiles(500.0)));
var stack = new StackLayout {
Spacing = 0
};
stack.Children.Add(customMap);
Content = stack;
Title = "Available Donor Map";
//Get all the organs from the database
//Create pins for every organ
UserAPI userAPI = new UserAPI();
Tuple <HttpStatusCode, List <CustomMapObject> > tuple = await userAPI.GetOrgansForMap();
Console.WriteLine("Initialising hoppis....");
//await InitialiseHospitals();
Console.WriteLine("Adding HeliChopper...");
//AddHelicopter();
Console.WriteLine("HeliChopper success, entering switch");
switch (tuple.Item1)
{
case HttpStatusCode.OK:
Console.WriteLine("Organ Map Objects Successfully received");
users = tuple.Item2;
Geocoder geocoder = new Geocoder();
foreach (CustomMapObject user in users)
{
if (user.organs.Count == 0)
{
continue;
}
IEnumerable <Position> position = await geocoder.GetPositionsForAddressAsync(user.cityOfDeath + ", " + user.regionOfDeath + ", " + user.countryOfDeath);
Position organPosition = new Position();
using (var sequenceEnum = position.GetEnumerator())
{
while (sequenceEnum.MoveNext())
{
organPosition = sequenceEnum.Current;
}
}
Random rnd = new Random();
double randomNumberLongitude = rnd.NextDouble() / 50.00;
double randomNumberLatitude = rnd.NextDouble() / 50.00;
Position finalPosition = new Position(organPosition.Latitude + randomNumberLatitude, organPosition.Longitude + randomNumberLongitude);
List <string> organIcons = new List <string>();
foreach (string organ in user.organs)
{
string organLower = organ.ToLower();
string imageString = "";
switch (organLower)
{
case ("pancreas"):
imageString = "pancreas_icon.png";
break;
case ("heart"):
imageString = "heart_icon.png";
break;
case ("liver"):
imageString = "liver_icon.png";
break;
case ("connective-tissue"):
imageString = "tissue_icon.png";
break;
case ("bone-marrow"):
imageString = "bone_icon.png";
break;
case ("skin"):
imageString = "skin_icon.png";
break;
case ("lung"):
imageString = "lungs_icon.png";
break;
case ("cornea"):
imageString = "eye_icon.png";
break;
case ("kidney"):
imageString = "kidney_icon.png";
break;
case ("intestine"):
imageString = "intestines_icon.png";
break;
case ("middle-ear"):
imageString = "ear_icon.png";
break;
case ("bone"):
imageString = "bone_icon.png";
break;
}
organIcons.Add(imageString);
}
//Used so that we can get the id when we want to view the user
organIcons.Add(user.id.ToString());
//SET GENDER ICON
//Randomize man or woman photo
//If other then set to a pin
//If none then also set to a pin
string genderIcon = "";
switch (user.gender)
{
case ("Male"):
int number = rnd.Next(1, 15);
genderIcon = "man" + number + ".png";
break;
case ("Female"):
number = rnd.Next(1, 12);
genderIcon = "woman" + number + ".png";
break;
case ("Other"):
genderIcon = "other.png";
break;
default:
genderIcon = "other.png";
break;
}
//SET PROFILE PHOTO
//Get profile photo from users uploaded photo (if there is one)
string profilePhoto = "";
Tuple <HttpStatusCode, string> photoResponse = await userAPI.GetUserPhotoForMapObjects(user.id);
if (photoResponse.Item1 != HttpStatusCode.OK)
{
Console.WriteLine("Failed to retrieve profile photo or no profile photo found.");
Byte[] bytes;
if (Device.RuntimePlatform == Device.Android)
{
}
else
{
bytes = File.ReadAllBytes("donationIcon.png");
profilePhoto = Convert.ToBase64String(bytes);
}
}
else
{
profilePhoto = photoResponse.Item2;
}
var pin = new CustomPin
{
CustomType = ODMSPinType.DONOR,
Position = finalPosition,
Label = user.firstName + " " + user.middleName + " " + user.lastName,
Address = user.cityOfDeath + ", " + user.regionOfDeath + ", " + user.countryOfDeath,
Url = String.Join(",", organIcons),
genderIcon = genderIcon,
userPhoto = profilePhoto,
userId = user.id
};
customMap.CustomPins.Add(pin.Position, pin);
lock (customMap.Pins)
{
customMap.Pins.Add(pin);
}
}
StartTimer(200);
Console.WriteLine("Reached the end of OnAppearing");
break;
case HttpStatusCode.ServiceUnavailable:
await DisplayAlert("",
"Server unavailable, check connection",
"OK");
StartTimer(200);
break;
case HttpStatusCode.InternalServerError:
await DisplayAlert("",
"Server error retrieving organs, please try again (500)",
"OK");
StartTimer(200);
break;
}
}
/// <summary>
/// Generates marker options for a pin that contains information about a donor
/// </summary>
/// <param name="pin"></param>
/// <returns></returns>
private MarkerOptions CreateDonorMarker(CustomPin pin)
{
var marker = new MarkerOptions();
marker.SetPosition(new LatLng(pin.Position.Latitude, pin.Position.Longitude));
marker.SetTitle(pin.Label);
marker.SetSnippet(pin.Address);
Bitmap imageBitmap;
switch (pin.genderIcon)
{
case "man1.png":
imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.man1, bitmapOptions);
break;
case "man2.png":
imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.man2, bitmapOptions);
break;
case "man3.png":
imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.man3, bitmapOptions);
break;
case "man4.png":
imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.man4, bitmapOptions);
break;
case "man5.png":
imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.man5, bitmapOptions);
break;
case "man6.png":
imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.man6, bitmapOptions);
break;
case "man7.png":
imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.man7, bitmapOptions);
break;
case "man8.png":
imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.man8, bitmapOptions);
break;
case "man9.png":
imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.man9, bitmapOptions);
break;
case "man10.png":
imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.man10, bitmapOptions);
break;
case "man11.png":
imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.man11, bitmapOptions);
break;
case "man12.png":
imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.man12, bitmapOptions);
break;
case "man13.png":
imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.man13, bitmapOptions);
break;
case "man14.png":
imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.man14, bitmapOptions);
break;
case "woman1.png":
imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.woman1, bitmapOptions);
break;
case "woman2.png":
imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.woman2, bitmapOptions);
break;
case "woman3.png":
imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.woman3, bitmapOptions);
break;
case "woman4.png":
imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.woman4, bitmapOptions);
break;
case "woman5.png":
imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.woman5, bitmapOptions);
break;
case "woman6.png":
imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.woman6, bitmapOptions);
break;
case "woman7.png":
imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.woman7, bitmapOptions);
break;
case "woman8.png":
imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.woman8, bitmapOptions);
break;
case "woman9.png":
imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.woman9, bitmapOptions);
break;
case "woman10.png":
imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.woman10, bitmapOptions);
break;
case "woman11.png":
imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.woman11, bitmapOptions);
break;
case "other.png":
imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.other, bitmapOptions);
break;
default:
imageBitmap = BitmapFactory.DecodeResource(Resources, Resource.Drawable.other, bitmapOptions);
break;
}
Bitmap resizedBitmap;
if (pin.genderIcon.Equals("other.png"))
{
resizedBitmap = Bitmap.CreateScaledBitmap(imageBitmap, 110, 110, false);
}
else
{
resizedBitmap = Bitmap.CreateScaledBitmap(imageBitmap, 120, 120, false);
}
marker.SetIcon(BitmapDescriptorFactory.FromBitmap(resizedBitmap));
return(marker);
}
