step 7 : login, logout (bug disconnect), home screen top info user login

lib/screen/login/login_provider.dart

@@ -0,0 +1,98 @@
+import 'dart:convert';
+
+import 'package:absensi_sas_flutter/provider/google_login_provider.dart';
+import 'package:google_sign_in/google_sign_in.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+
+import '../../app/constant.dart';
+import '../../model/auth_model.dart';
+import 'package:equatable/equatable.dart';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import '../../provider/current_user_provider.dart';
+import '../../provider/dio_provider.dart';
+import '../../provider/graphql_provider.dart';
+import '../../repository/auth_repository.dart';
+import '../../repository/base_repository.dart';
+
+abstract class LoginState extends Equatable {
+  final DateTime date;
+  const LoginState(this.date);
+  @override
+  List<Object?> get props => [date];
+}
+
+class LoginStateInit extends LoginState {
+  LoginStateInit() : super(DateTime.now());
+}
+
+class LoginStateLoading extends LoginState {
+  LoginStateLoading() : super(DateTime.now());
+}
+
+class LoginStateError extends LoginState {
+  final String message;
+  LoginStateError({
+    required this.message,
+  }) : super(DateTime.now());
+}
+
+class LoginStateDone extends LoginState {
+  final AuthModel model;
+  LoginStateDone({
+    required this.model,
+  }) : super(DateTime.now());
+}
+
+//notifier
+class LoginNotifier extends StateNotifier<LoginState> {
+  final Ref ref;
+  LoginNotifier({
+    required this.ref,
+  }) : super(LoginStateInit());
+
+  void login(
+    String email,
+    String idGoogleSignIn,
+  ) async {
+    try {
+      state = LoginStateLoading();
+      final graphql = ref.read(graphqlProvider(''));
+      final dio = ref.read(dioProvider);
+      final resp = await AuthRepository(graphql: graphql, dio: dio).login(
+        email,
+        idGoogleSignIn,
+      );
+
+      //Simpan ke token
+      final shared = await SharedPreferences.getInstance();
+      final token = jsonEncode({
+        "date": DateTime.now().toString(),
+        "model": resp.model,
+        "token": resp.token
+      });
+      await shared.setString(Constant.bearerName, token);
+      ref.read(currentUserProvider.notifier).state = resp;
+
+      // // set google sign in account
+      //  final accountEncode = jsonEncode({
+      //   "account": account,
+      // });
+      // await shared.setString(Constant.accountGoogle, accountEncode);
+      // ref.read(currentUserGoogleProvider.notifier).state = acc
+      
+      
+      state = LoginStateDone(model: resp);
+    } catch (e) {
+      if (e is BaseRepositoryException) {
+        state = LoginStateError(message: e.message ?? "");
+      } else {
+        state = LoginStateError(message: e.toString());
+      }
+    }
+  }
+}
+
+// provider
+final loginProvider = StateNotifierProvider<LoginNotifier, LoginState>(
+  (ref) => LoginNotifier(ref: ref),
+);