Example Snippets used for Apple Sign In sample documentation.

PiperOrigin-RevId: 291009401

Author: Googler

auth/samples/src/doc_samples.cc

@@ -44,6 +44,8 @@ struct MyProgramContext {
 JNIEnv* my_jni_env = nullptr;
 jobject my_activity = nullptr;
 #endif  // defined(__ANDROID__)
+const char* apple_id_token = nullptr;
+const char* raw_nonce = nullptr;
 const char* email = nullptr;
 const char* password = nullptr;
 const char* google_id_token = nullptr;
@@ -74,6 +76,14 @@ firebase::auth::Auth* AuthFromApp(firebase::App* app) {
 }
 
 void VariousCredentials(firebase::auth::Auth* auth) {
+  {
+    // [START auth_credential_apple]
+    firebase::auth::Credential credential =
+        firebase::auth::OAuthProvider::GetCredential(
+            "apple.com", apple_id_token, raw_nonce, nullptr);
+    // [END auth_credential_apple]
+    (void)credential;
+  }
   {
     // [START auth_credential_email]
     firebase::auth::Credential credential =
@@ -113,6 +123,16 @@ void VariousSignIns(firebase::auth::Auth* auth) {
     // [END auth_create_user]
     (void)result;
   }
+  {
+    // [START auth_sign_in_apple]
+    firebase::auth::Credential credential =
+        firebase::auth::OAuthProvider::GetCredential(
+            "apple.com", apple_id_token, raw_nonce, nullptr);
+    firebase::Future<firebase::auth::User*> result =
+        auth->SignInWithCredential(credential);
+    // [END auth_sign_in_apple]
+    (void)result;
+  }
   {
     // [START auth_sign_in_email]
     firebase::Future<firebase::auth::User*> result =