///// <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;
}
}
