private async Task <bool> CheckLocationPermisionsAsync()
{
Plugin.Permissions.Abstractions.PermissionStatus permissionLocation = await CrossPermissions.Current.CheckPermissionStatusAsync(Permission.Location);
Plugin.Permissions.Abstractions.PermissionStatus permissionLocationAlways = await CrossPermissions.Current.CheckPermissionStatusAsync(Permission.LocationAlways);
Plugin.Permissions.Abstractions.PermissionStatus permissionLocationWhenInUse = await CrossPermissions.Current.CheckPermissionStatusAsync(Permission.LocationWhenInUse);
bool isLocationEnabled = permissionLocation == Plugin.Permissions.Abstractions.PermissionStatus.Granted ||
permissionLocationAlways == Plugin.Permissions.Abstractions.PermissionStatus.Granted ||
permissionLocationWhenInUse == Plugin.Permissions.Abstractions.PermissionStatus.Granted;
if (isLocationEnabled)
{
return(true);
}
await CrossPermissions.Current.RequestPermissionsAsync(Permission.Location);
permissionLocation = await CrossPermissions.Current.CheckPermissionStatusAsync(Permission.Location);
permissionLocationAlways = await CrossPermissions.Current.CheckPermissionStatusAsync(Permission.LocationAlways);
permissionLocationWhenInUse = await CrossPermissions.Current.CheckPermissionStatusAsync(Permission.LocationWhenInUse);
return(permissionLocation == Plugin.Permissions.Abstractions.PermissionStatus.Granted ||
permissionLocationAlways == Plugin.Permissions.Abstractions.PermissionStatus.Granted ||
permissionLocationWhenInUse == Plugin.Permissions.Abstractions.PermissionStatus.Granted);
}
private async Task GetPermissionsDroid()
{
Plugin.Permissions.Abstractions.PermissionStatus status = PermissionStatus.Unknown;
bool beforeNotLet = false;
try
{
status = await CrossPermissions.Current.CheckPermissionStatusAsync(Permission.Location);
if (status != PermissionStatus.Granted)
{
if (await CrossPermissions.Current.ShouldShowRequestPermissionRationaleAsync(Permission.Location))
{
beforeNotLet = true;
}
var results = await CrossPermissions.Current.RequestPermissionsAsync(Permission.Location);
//Best practice to always check that the key exists
if (results.ContainsKey(Permission.Location))
{
status = results[Permission.Location];
}
}
if (status == PermissionStatus.Granted)
{
if (beforeNotLet)
{
ToolbarItems.Remove(requestLocationItem);
(mainGrid.Children[0] as StackLayout).Children.Remove(lblLocError);
IsBusy = true;
LoadingFragment();
}
Xamarin.Essentials.Location results = await InternalGetLocation();
App.Latitude = results.Latitude;
App.Longitude = results.Longitude;
ShowInfo();
}
else if (status == PermissionStatus.Denied)
{
ReqLocationToolbarItem();
}
else if (status == PermissionStatus.Unknown)
{
ReqLocationToolbarItem();
}
else
{
await DisplayAlert("Error", "Error not expected", "OK");
}
}
catch (Exception ex)
{
await DisplayAlert("Error: " + ex, "55", "55");
}
}
public static async void RequestLocationPermission()
{
PermissionStatus status = await CrossPermissions.Current.CheckPermissionStatusAsync <LocationPermission>();
if (status != PermissionStatus.Granted)
{
await CrossPermissions.Current.RequestPermissionAsync <LocationPermission>();
}
}
public static async Task <Plugin.Permissions.Abstractions.PermissionStatus> CheckLocationServices()
{
try
{
Plugin.Permissions.Abstractions.PermissionStatus status = await CrossPermissions.Current.CheckPermissionStatusAsync(Permission.Location);
Plugin.Permissions.Abstractions.PermissionStatus status2 = await CrossPermissions.Current.CheckPermissionStatusAsync(Permission.LocationWhenInUse);
Plugin.Permissions.Abstractions.PermissionStatus status3 = await CrossPermissions.Current.CheckPermissionStatusAsync(Permission.LocationAlways);
Console.WriteLine("Location Permissions: Location: " + status.ToString() + ", When In Use: " + status2.ToString() + ", Always: " + status3.ToString());
if (status3 != Plugin.Permissions.Abstractions.PermissionStatus.Granted)
{
Device.BeginInvokeOnMainThread(() =>
{
if (Device.RuntimePlatform == Device.iOS)
{
ILocationManager manager = DependencyService.Get <ILocationManager>();
manager.RequestBackgroundLocation();
}
});
}
else
{
try
{
var request = new GeolocationRequest(GeolocationAccuracy.Lowest, new TimeSpan(0, 0, 0, 0, 100));
var location = await Geolocation.GetLocationAsync(request);
if (location != null)
{
Console.WriteLine($"Latitude: {location.Latitude}, Longitude: {location.Longitude}, Altitude: {location.Altitude}");
}
}
catch (FeatureNotSupportedException)
{
return(Plugin.Permissions.Abstractions.PermissionStatus.Denied);
}
catch (FeatureNotEnabledException)
{
return(Plugin.Permissions.Abstractions.PermissionStatus.Denied);
}
}
return(status3);
}
catch (Exception ex)
{
Console.WriteLine("Error: " + ex.Message);
return(Plugin.Permissions.Abstractions.PermissionStatus.Denied);
}
}
private async void btnScan_Clicked(object sender, EventArgs e)
{
btnScan.IsEnabled = false;
PermissionStatus status = await CrossPermissions.Current.CheckPermissionStatusAsync <CameraPermission>();
if (status != PermissionStatus.Granted)
{
status = await CrossPermissions.Current.RequestPermissionAsync <CameraPermission>();
}
if (status != PermissionStatus.Granted)
{
await DisplayAlert("Odmowa", "Skanowanie kodu QR wymaga uprawnień do użycia kamery. Użytkownik odmówił tego uprawnienia. Spróbuj jeszcze raz i przyznaj odpowiednie uprawnienie", "OK");
}
else
{
var options = new ZXing.Mobile.MobileBarcodeScanningOptions
{
PossibleFormats = new List <ZXing.BarcodeFormat>
{
ZXing.BarcodeFormat.QR_CODE
},
TryHarder = false,
AutoRotate = false,
TryInverted = false,
};
scanPage = new ZXingScannerPage();
scanPage.AutoFocus();
scanPage.OnScanResult += (result) =>
{
//DateTime _start = DateTime.Now;
scanPage.IsScanning = false;
Device.BeginInvokeOnMainThread(async() =>
{
Navigation.PopAsync();
PopupNavigation.Instance.PushAsync(new LoadingScreen(), true);
try
{
//check if this is MES process string
string[] mesStr = Regex.Split(result.Text, ";");
if (mesStr.Length == 7)
{
//there are 7 fields split by ; in the string, there's good chance it comes from MES
MesString ms = new MesString();
try
{
ms.MesId = mesStr[0];
ms.MesDate = DateTime.Parse(mesStr[1]);
ms.SetName = mesStr[2];
ms.ActionTypeName = mesStr[3];
ms.Reason = mesStr[5];
}
catch (Exception ex)
{
await DisplayAlert("Problem z kodem", string.Format("Coś poszło nie tak podczas deserializacji kodu {0}", result.Text) + ". Opis błędu: " + ex.Message, "OK");
}
try
{
//check if such a mesId exists before creating new one
ProcessKeeper pKeeper = new ProcessKeeper();
Process nProcess = await pKeeper.GetProcess(ms.MesId);
//pass everything to ProcessPage.xaml
if (nProcess == null)
{
await Application.Current.MainPage.Navigation.PushAsync(new ProcessPage(ms));
}
else
{
await Application.Current.MainPage.Navigation.PushAsync(new ProcessPage(ms, nProcess, true));
}
}
catch (Exception ex)
{
Static.Functions.CreateError(ex, "No connection", nameof(scanPage.OnScanResult), this.GetType().Name);
}
}
else if (result.Text.Contains("<Part>"))
{
//it's a part
string res = result.Text.Replace("<Part>", "");
Part Part = await new PartKeeper().GetByToken(res);
if (Part != null)
{
if (Part.IsArchived == true)
{
await Application.Current.MainPage.DisplayAlert("Część zarchiwizowana", "Ta część została zarchiwizowana! Być może ta część występuje teraz pod nowym numerem, w takim przypadku należy wydrukować i okleić ją nowym kodem", "OK");
}
else
{
await Application.Current.MainPage.Navigation.PushAsync(new PartPage(Part));
}
}
else
{
DependencyService.Get <IToaster>().ShortAlert($"Nie znaleziono części oznaczonej kodem {res}..");
}
}
else
{
//try to find place of such token
Place = await Keeper.GetPlace(result.Text);
if (Place == null)
{
await DisplayAlert("Brak dopasowań", string.Format("Zeskanowany kod: {0} nie odpowiada żadnemu istniejącemu zasobowi. Spróbuj zeskanować kod jeszcze raz.", result.Text), "OK");
}
else
{
try
{
if (Place.IsArchived == true)
{
await Application.Current.MainPage.DisplayAlert("Zasób zarchiwizowany", "Ten zasób został zarchiwizowany! Być może ten zasób występuje teraz pod nowym numerem, w takim przypadku należy wydrukować i okleić go nowym kodem", "OK");
}
else
{
await Navigation.PushAsync(new ScanningResults(Place, true));
}
}
catch (Exception ex)
{
if (PopupNavigation.Instance.PopupStack.Any())
{
await PopupNavigation.Instance.PopAllAsync(true);
} // Hide loading screen
await DisplayAlert("Brak połączenia", "Nie można połączyć się z serwerem. Prawdopodobnie utraciłeś połączenie internetowe. Upewnij się, że masz połączenie z internetem i spróbuj jeszcze raz", "OK");
}
}
}
}
catch (Exception ex)
{
await DisplayAlert("Brak połączenia", "Nie można połączyć się z serwerem. Prawdopodobnie utraciłeś połączenie internetowe. Upewnij się, że masz połączenie z internetem i spróbuj jeszcze raz", "OK");
}
if (PopupNavigation.Instance.PopupStack.Any())
{
await PopupNavigation.Instance.PopAllAsync(true);
} // Hide loading screen
});
};
await Navigation.PushAsync(scanPage);
}
btnScan.IsEnabled = true;
}