Add PreLoadedPlugin mixin for pre-initialized plugins (#19)

packages/sanity/sanity_client/lib/client.dart

@@ -64,11 +64,11 @@ final class SanityConfig {
     bool? useCdn,
     Perspective? perspective,
     bool? explainQuery,
-  })  : this.useCdn = useCdn ?? true,
-        this.apiVersion = apiVersion ?? defaultApiVersion,
-        this.perspective = perspective ?? Perspective.raw,
-        this.explainQuery = explainQuery ?? false {
-    assert(this.token.trim().isNotEmpty, '''
+  })  : useCdn = useCdn ?? true,
+        apiVersion = apiVersion ?? defaultApiVersion,
+        perspective = perspective ?? Perspective.raw,
+        explainQuery = explainQuery ?? false {
+    assert(token.trim().isNotEmpty, '''
 Invalid Token provided. 
 Setup an API token, with Viewer access, in the Sanity Management Console.
 Without a valid token you will not be able to fetch data from Sanity.''');

packages/sanity/sanity_client/test/url_builder_test.dart

@@ -4,10 +4,10 @@ import 'package:sanity_client/sanity_client.dart';
 import 'util.dart';
 
 void main() {
-  [
+  for (var ref in [
     'invalid-ref',
     'imgInvalid-invalid-400x300-jpg',
-  ].forEach((ref) {
+  ]) {
     test('Invalid image-reference ($ref) throws exception', () {
       expect(
         () {
@@ -16,7 +16,7 @@ void main() {
         throwsA(const TypeMatcher<InvalidReferenceException>()),
       );
     });
-  });
+  }
 
   test('Valid image-reference generates proper image-url', () {
     final url = getClient()
@@ -26,10 +26,10 @@ void main() {
     expect(url, contains('cdn.sanity.io/images/$project/$dataset/'));
   });
 
-  [
+  for (var ref in [
     'invalid-ref',
     'fileInvalid-invalid-jpg',
-  ].forEach((ref) {
+  ]) {
     test('Invalid file-reference ($ref) throws exception', () {
       expect(
         () {
@@ -38,7 +38,7 @@ void main() {
         throwsA(const TypeMatcher<AssertionError>()),
       );
     });
-  });
+  }
 
   test('Valid file-reference generates proper file-url', () {
     final url = getClient()

packages/system/vyuh_core/lib/plugin/analytics/analytics_plugin.dart

@@ -5,7 +5,9 @@ import 'package:flutter/widgets.dart';
 import 'package:vyuh_core/vyuh_core.dart';
 
 /// The default implementation for an Analytics Plugin.
-final class AnalyticsPlugin extends Plugin implements AnalyticsProvider {
+final class AnalyticsPlugin extends Plugin
+    with PreloadedPlugin
+    implements AnalyticsProvider {
   /// The list of providers for the plugin.
   final List<AnalyticsProvider> providers;
 
@@ -19,7 +21,6 @@ final class AnalyticsPlugin extends Plugin implements AnalyticsProvider {
       : super(
           name: 'vyuh.plugin.analytics',
           title: 'Analytics Plugin',
-          pluginType: PluginType.analytics,
         );
 
   @override

packages/system/vyuh_core/lib/plugin/auth/auth_plugin.dart

@@ -14,7 +14,7 @@ abstract class AuthPlugin<TUser extends User> extends Plugin {
 
   /// Creates an instance of [AuthPlugin].
   AuthPlugin({required super.name, required super.title})
-      : super(pluginType: PluginType.auth);
+      : super();
 
   /// The current user that is signed in.
   TUser get currentUser => throw UnimplementedError();

packages/system/vyuh_core/lib/plugin/content/content_plugin.dart

@@ -11,7 +11,7 @@ abstract class ContentPlugin extends Plugin {
     required this.provider,
     required super.name,
     required super.title,
-  }) : super(pluginType: PluginType.content);
+  }) : super();
 
   /// The type registry that maps types to their descriptors
   Map<Type, Map<String, TypeDescriptor>> get typeRegistry;

packages/system/vyuh_core/lib/plugin/di/di_plugin.dart

@@ -4,10 +4,9 @@ import 'package:vyuh_core/vyuh_core.dart';
 /// It is associated with the Dependency Injection (DI) Plugin type and
 /// includes methods for registering, unregistering, retrieving, and
 /// checking the existence of instances in the DI container.
-abstract class DIPlugin extends Plugin {
+abstract class DIPlugin extends Plugin with PreloadedPlugin {
   /// The `DIPlugin` constructor accepts two required parameters: `name` and `title`.
-  DIPlugin({required super.name, required super.title})
-      : super(pluginType: PluginType.di);
+  DIPlugin({required super.name, required super.title}) : super();
 
   /// Registers an instance of any Object type with the DI container.
   void register<T extends Object>(T instance, {String? name});

packages/system/vyuh_core/lib/plugin/feature_flag.dart

@@ -12,7 +12,7 @@ abstract class FeatureFlagPlugin<TSettings, TContext> extends Plugin {
     required this.settings,
     required super.name,
     required super.title,
-  }) : super(pluginType: PluginType.featureFlag);
+  }) : super();
 
   /// Returns the value of the feature flag as a boolean.
   Future<bool> getBool(String featureName, {bool defaultValue = false});

packages/system/vyuh_core/lib/plugin/logger/logger_plugin.dart

@@ -2,7 +2,7 @@ import 'package:vyuh_core/vyuh_core.dart';
 
 abstract class LoggerPlugin extends Plugin {
   LoggerPlugin({required super.name, required super.title})
-      : super(pluginType: PluginType.logger);
+      : super();
 
   /// trace
   void t(dynamic message);

packages/system/vyuh_core/lib/plugin/navigation/navigation.dart

@@ -13,7 +13,7 @@ abstract class NavigationPlugin extends Plugin {
   );
 
   NavigationPlugin({required super.name, required super.title})
-      : super(pluginType: PluginType.navigation);
+      : super();
 
   void initRouter({
     String? initialLocation,

packages/system/vyuh_core/lib/plugin/network/network_plugin.dart

@@ -3,9 +3,10 @@ import 'dart:convert';
 import 'package:http/http.dart';
 import 'package:vyuh_core/vyuh_core.dart';
 
-abstract class NetworkPlugin extends Plugin implements Client {
-  NetworkPlugin({required super.name, required super.title})
-      : super(pluginType: PluginType.network);
+abstract class NetworkPlugin extends Plugin
+    with PreloadedPlugin
+    implements Client {
+  NetworkPlugin({required super.name, required super.title}) : super();
 
   @override
   Future<Response> get(Uri url, {Map<String, String>? headers});

packages/system/vyuh_core/lib/plugin/plugin.dart

@@ -1,24 +1,15 @@
-enum PluginType {
-  content,
-  di,
-  analytics,
-  featureFlag,
-  navigation,
-  logger,
-  storage,
-  secureStorage,
-  network,
-  auth,
-  notifications,
-  ads,
-}
+/// A mixin to mark any plugin to be loaded before the Platform.
+///
+/// This mixin should be applied to plugins that need to be initialized
+/// before the main platform initialization. It ensures that the
+/// plugin is loaded at the correct time in the initialization sequence.
+mixin PreloadedPlugin on Plugin {}
 
 abstract class Plugin {
   final String name;
   final String title;
-  final PluginType pluginType;
 
-  Plugin({required this.pluginType, required this.name, required this.title});
+  Plugin({required this.name, required this.title});
 
   Future<void> init();
   Future<void> dispose();

packages/system/vyuh_core/lib/plugin/plugin_descriptor.dart

@@ -0,0 +1,42 @@
+import 'package:vyuh_core/plugin/auth/anonymous_auth_plugin.dart';
+import 'package:vyuh_core/vyuh_core.dart';
+
+final class PluginDescriptor {
+  final Set<Plugin> _plugins = {};
+
+  List<Plugin> get plugins => List.unmodifiable(_plugins);
+
+  PluginDescriptor({
+    final DIPlugin? di,
+    final ContentPlugin? content,
+    final AnalyticsPlugin? analytics,
+    final NetworkPlugin? network,
+    final AuthPlugin? auth,
+    final NavigationPlugin? navigation,
+    final List<Plugin>? others,
+  }) {
+    _plugins.addAll([
+      di ?? defaultPlugins.get<DIPlugin>(),
+      content ?? defaultPlugins.get<ContentPlugin>(),
+      analytics ?? defaultPlugins.get<AnalyticsPlugin>(),
+      network ?? defaultPlugins.get<NetworkPlugin>(),
+      auth ?? defaultPlugins.get<AuthPlugin>(),
+      navigation ?? defaultPlugins.get<NavigationPlugin>(),
+    ]);
+
+    _plugins.addAll(others ?? []);
+  }
+
+  static final defaultPlugins = PluginDescriptor(
+    di: GetItDIPlugin(),
+    content: NoOpContentPlugin(),
+    analytics: AnalyticsPlugin(providers: [NoOpAnalyticsProvider()]),
+    network: HttpNetworkPlugin(),
+    auth: UnknownAuthPlugin(),
+    navigation: DefaultNavigationPlugin(),
+  );
+
+  Plugin get<T>() {
+    return _plugins.firstWhere((element) => element is T);
+  }
+}

packages/system/vyuh_core/lib/plugin/storage_plugin.dart

@@ -2,7 +2,7 @@ import 'package:vyuh_core/vyuh_core.dart';
 
 abstract class StoragePlugin extends Plugin {
   StoragePlugin({required super.name, required super.title})
-      : super(pluginType: PluginType.storage);
+      : super();
 
   Future<dynamic> read(String key);
   Future<dynamic> write(String key, dynamic value);
@@ -12,7 +12,7 @@ abstract class StoragePlugin extends Plugin {
 
 abstract class SecureStoragePlugin extends Plugin {
   SecureStoragePlugin({required super.name, required super.title})
-      : super(pluginType: PluginType.secureStorage);
+      : super();
 
   Future<dynamic> read(String key);
   Future<dynamic> write(String key, dynamic value);