add auth register

lib/features/auth/presentation/providers/session_provider.dart

@@ -0,0 +1,107 @@
+/// Session Provider
+///
+/// Manages authentication session (SID and CSRF token)
+library;
+
+import 'package:curl_logger_dio_interceptor/curl_logger_dio_interceptor.dart';
+import 'package:dio/dio.dart';
+import 'package:riverpod_annotation/riverpod_annotation.dart';
+import 'package:worker/features/auth/data/datasources/auth_remote_datasource.dart';
+import 'package:worker/features/auth/data/models/auth_session_model.dart';
+
+part 'session_provider.g.dart';
+
+/// Provider for Dio instance
+@Riverpod(keepAlive: true)
+Dio dio(Ref ref) {
+  final dio = Dio(
+    BaseOptions(
+      baseUrl: 'https://land.dbiz.com',
+      connectTimeout: const Duration(seconds: 30),
+      receiveTimeout: const Duration(seconds: 30),
+    ),
+  );
+
+  // Add curl logger interceptor for debugging
+  dio.interceptors.add(CurlLoggerDioInterceptor(printOnSuccess: true));
+
+  return dio;
+}
+
+/// Provider for AuthRemoteDataSource
+@Riverpod(keepAlive: true)
+AuthRemoteDataSource authRemoteDataSource(Ref ref) {
+  final dio = ref.watch(dioProvider);
+  return AuthRemoteDataSource(dio);
+}
+
+/// Session State
+class SessionState {
+  final String? sid;
+  final String? csrfToken;
+  final bool isLoading;
+  final String? error;
+
+  const SessionState({
+    this.sid,
+    this.csrfToken,
+    this.isLoading = false,
+    this.error,
+  });
+
+  SessionState copyWith({
+    String? sid,
+    String? csrfToken,
+    bool? isLoading,
+    String? error,
+  }) {
+    return SessionState(
+      sid: sid ?? this.sid,
+      csrfToken: csrfToken ?? this.csrfToken,
+      isLoading: isLoading ?? this.isLoading,
+      error: error ?? this.error,
+    );
+  }
+
+  bool get hasSession => sid != null && csrfToken != null;
+}
+
+/// Session Provider
+///
+/// Manages the authentication session including SID and CSRF token.
+/// This should be called before making any authenticated requests.
+/// keepAlive: true ensures the session persists across the app lifecycle.
+@Riverpod(keepAlive: true)
+class Session extends _$Session {
+  @override
+  SessionState build() {
+    return const SessionState();
+  }
+
+  /// Get session from API
+  Future<void> getSession() async {
+    state = state.copyWith(isLoading: true, error: null);
+
+    try {
+      final dataSource = ref.read(authRemoteDataSourceProvider);
+      final response = await dataSource.getSession();
+
+      state = SessionState(
+        sid: response.message.data.sid,
+        csrfToken: response.message.data.csrfToken,
+        isLoading: false,
+      );
+    } catch (e) {
+      state = SessionState(
+        isLoading: false,
+        error: e.toString(),
+      );
+      rethrow;
+    }
+  }
+
+  /// Clear session
+  void clearSession() {
+    state = const SessionState();
+  }
+}