[ExposureNotification] Support PreAuthorization

Android/ExposureNotification/build.cake

@@ -1,7 +1,7 @@
 var TARGET = Argument ("t", Argument ("target", "ci"));
 
 var NUGET_VERSION = "19.7.1-eap.1";
-var AAR_URL = "https://github.com/google/exposure-notifications-android/raw/a93e236997943408308e2b750966567ebdb8d3df/app/libs/play-services-nearby-exposurenotification-1.7.1-eap.aar";
+var AAR_URL = "https://github.com/google/exposure-notifications-android/raw/c92f95287471a7a7b43c4e3c554bb4aff40d2ba1/app/libs/play-services-nearby-exposurenotification-1.8.3-eap.aar";
 
 Task ("externals")
 	.Does (() =>

Android/ExposureNotification/source/PlayServicesNearby/Additions/ExposureNotificationClient.cs

@@ -66,6 +66,12 @@ public async Task<PackageConfiguration> GetPackageConfigurationAsync()
 
 		public async Task<ExposureNotificationStatus> GetStatusAsync()
 			=> await NativeGetStatus().CastTask<ExposureNotificationStatus>();
+
+		public Task RequestPreAuthorizedTemporaryExposureKeyHistoryAsync()
+			=> NativeRequestPreAuthorizedTemporaryExposureKeyHistory().CastTask();
+
+		public Task RequestPreAuthorizedTemporaryExposureKeyReleaseAsync()
+			=> NativeRequestPreAuthorizedTemporaryExposureKeyRelease().CastTask();
 	}
 
 	internal static class GoogleTaskExtensions

Android/ExposureNotification/source/PlayServicesNearby/PlayServicesNearby.csproj

@@ -38,9 +38,9 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Xamarin.GooglePlayServices.Base" Version="117.1.0-preview01" />
-    <PackageReference Include="Xamarin.GooglePlayServices.Basement" Version="117.1.0-preview01" />
-    <PackageReference Include="Xamarin.GooglePlayServices.Tasks" Version="117.0.0-preview01" />
+    <PackageReference Include="Xamarin.GooglePlayServices.Base" Version="117.6.0" />
+    <PackageReference Include="Xamarin.GooglePlayServices.Basement" Version="117.6.0" />
+    <PackageReference Include="Xamarin.GooglePlayServices.Tasks" Version="117.2.1" />
   </ItemGroup>
 
   <ItemGroup>

Android/ExposureNotification/source/PlayServicesNearby/Transforms/Metadata.xml

@@ -90,8 +90,11 @@
 	<attr path="/api/package[@name='com.google.android.gms.nearby.exposurenotification']/interface[@name='ExposureNotificationClient']/method[@name='getPackageConfiguration']" name="managedName">NativeGetPackageConfiguration</attr>
 	<attr path="/api/package[@name='com.google.android.gms.nearby.exposurenotification']/interface[@name='ExposureNotificationClient']/method[@name='getStatus']" name="managedName">NativeGetStatus</attr>
 
-    <attr path="/api/package[@name='com.google.android.gms.nearby.exposurenotification']/interface[@name='ExposureNotificationClient']/method[@name='deviceSupportsLocationlessScanning']" name="propertyName">DeviceSupportsLocationlessScanning</attr>
-    <attr path="/api/package[@name='com.google.android.gms.nearby.exposurenotification']/interface[@name='ExposureNotificationClient']/method[@name='deviceSupportsLocationlessScanning']" name="managedName">GetDeviceSupportsLocationlessScanning</attr>
+	<attr path="/api/package[@name='com.google.android.gms.nearby.exposurenotification']/interface[@name='ExposureNotificationClient']/method[@name='deviceSupportsLocationlessScanning']" name="propertyName">DeviceSupportsLocationlessScanning</attr>
+	<attr path="/api/package[@name='com.google.android.gms.nearby.exposurenotification']/interface[@name='ExposureNotificationClient']/method[@name='deviceSupportsLocationlessScanning']" name="managedName">NativeDeviceSupportsLocationlessScanning</attr>
+
+	<attr path="/api/package[@name='com.google.android.gms.nearby.exposurenotification']/interface[@name='ExposureNotificationClient']/method[@name='requestPreAuthorizedTemporaryExposureKeyHistory']" name="managedName">NativeRequestPreAuthorizedTemporaryExposureKeyHistory</attr>
+	<attr path="/api/package[@name='com.google.android.gms.nearby.exposurenotification']/interface[@name='ExposureNotificationClient']/method[@name='requestPreAuthorizedTemporaryExposureKeyRelease']" name="managedName">NativeRequestPreAuthorizedTemporaryExposureKeyRelease</attr>
 
 	<!--<attr path="/api/package[@name='com.google.android.gms.nearby.exposurenotification']/interface[@name='ExposureNotificationClient']" name="extends"></attr>-->
 

iOS/ExposureNotification/source/ApiDefinition.cs

@@ -356,6 +356,7 @@ interface ENExposureInfo {
 	delegate void ENGetExposureInfoHandler ([NullAllowed] ENExposureInfo [] exposures, [NullAllowed] NSError error);
 	delegate void ENGetExposureWindowsHandler ([NullAllowed] ENExposureWindow [] exposureWindows, [NullAllowed] NSError error);
 	delegate void ENGetUserTraveledHandler (bool traveled, NSError error);
+	delegate void ENDiagnosisKeysAvailableHandler ([NullAllowed] ENTemporaryExposureKey [] keys);
 
 	[Introduced (PlatformName.iOS, 13, 5)]
 	[BaseType (typeof (NSObject))]
@@ -419,5 +420,19 @@ interface ENManager {
 		[Async]
 		[Export ("getTestDiagnosisKeysWithCompletionHandler:")]
 		void GetTestDiagnosisKeys (ENGetDiagnosisKeysHandler completionHandler);
+
+		[Introduced (PlatformName.iOS, 14, 4)]
+		[NullAllowed, Export ("diagnosisKeysAvailableHandler", ArgumentSemantic.Copy)]
+		ENDiagnosisKeysAvailableHandler DiagnosisKeysAvailableHandler { get; set; }
+
+		[Introduced (PlatformName.iOS, 14, 4)]
+		[Async]
+		[Export ("preAuthorizeDiagnosisKeysWithCompletionHandler:")]
+		void PreAuthorizeDiagnosisKeys (ENErrorHandler completionHandler);
+
+		[Introduced (PlatformName.iOS, 14, 4)]
+		[Async]
+		[Export ("requestPreAuthorizedDiagnosisKeysWithCompletionHandler:")]
+		void RequestPreAuthorizedDiagnosisKeys (ENErrorHandler completionHandler);
 	}
 }