Avoid app caching

lib/src/app.dart

@@ -116,13 +116,13 @@ class App {
   String get id => realmCore.appGetId(this);
 
   /// Create an app with a particular [AppConfiguration]
-  App(AppConfiguration configuration) : this._(_getApp(configuration));
+  App(AppConfiguration configuration) : this._(_createApp(configuration));
 
   App._(this._handle);
 
-  static AppHandle _getApp(AppConfiguration configuration) {
-    configuration.baseFilePath.createSync(recursive:  true);
-    return realmCore.getApp(configuration);
+  static AppHandle _createApp(AppConfiguration configuration) {
+    configuration.baseFilePath.createSync(recursive: true);
+    return realmCore.createApp(configuration);
   }
 
   /// Logs in a user with the given credentials.

lib/src/native/realm_bindings.dart

@@ -299,6 +299,27 @@ class RealmLibrary {
           void Function(
               ffi.Pointer<realm_app_config_t>, ffi.Pointer<ffi.Char>)>();
 
+  /// Create realm_app_t* instance given a valid realm configuration and sync client configuration.
+  ///
+  /// @return A non-null pointer if no error occurred.
+  ffi.Pointer<realm_app_t> realm_app_create(
+    ffi.Pointer<realm_app_config_t> arg0,
+    ffi.Pointer<realm_sync_client_config_t> arg1,
+  ) {
+    return _realm_app_create(
+      arg0,
+      arg1,
+    );
+  }
+
+  late final _realm_app_createPtr = _lookup<
+      ffi.NativeFunction<
+          ffi.Pointer<realm_app_t> Function(ffi.Pointer<realm_app_config_t>,
+              ffi.Pointer<realm_sync_client_config_t>)>>('realm_app_create');
+  late final _realm_app_create = _realm_app_createPtr.asFunction<
+      ffi.Pointer<realm_app_t> Function(ffi.Pointer<realm_app_config_t>,
+          ffi.Pointer<realm_sync_client_config_t>)>();
+
   ffi.Pointer<realm_app_credentials_t> realm_app_credentials_new_anonymous() {
     return _realm_app_credentials_new_anonymous();
   }
@@ -846,6 +867,8 @@ class RealmLibrary {
                   ffi.Pointer<ffi.Void>,
                   realm_free_userdata_func_t)>();
 
+  /// @note this API will be removed and it is now deprecated in favour of realm_app_create
+  ///
   /// Get an existing @a realm_app_t* instance with the same app id, or create it with the
   /// configuration if it doesn't exist.
   ///
@@ -923,6 +946,8 @@ class RealmLibrary {
   late final _realm_app_get_app_id = _realm_app_get_app_idPtr
       .asFunction<ffi.Pointer<ffi.Char> Function(ffi.Pointer<realm_app_t>)>();
 
+  /// @note this API will be removed and it is now deprecated in favour of realm_app_create
+  ///
   /// Get an existing @a realm_app_t* instance from the cache.
   ///
   /// @return Cached app instance, or null if no cached app exists for this @a app_id.

lib/src/native/realm_core.dart

@@ -1086,11 +1086,11 @@ class _RealmCore {
     });
   }
 
-  AppHandle getApp(AppConfiguration configuration) {
+  AppHandle createApp(AppConfiguration configuration) {
     final httpTransportHandle = _createHttpTransport(configuration.httpClient);
     final appConfigHandle = _createAppConfig(configuration, httpTransportHandle);
     final syncClientConfigHandle = _createSyncClientConfig(configuration);
-    final realmAppPtr = _realmLib.invokeGetPointer(() => _realmLib.realm_app_get(appConfigHandle._pointer, syncClientConfigHandle._pointer));
+    final realmAppPtr = _realmLib.invokeGetPointer(() => _realmLib.realm_app_create(appConfigHandle._pointer, syncClientConfigHandle._pointer));
     return AppHandle._(realmAppPtr);
   }