feat: login gmail

lib/features/dashboard/dashboard_public/viewmodel/dashboard_public_viewmodel.dart

@@ -0,0 +1,50 @@
+import 'package:cims_apps/core/route/route.dart';
+import 'package:cims_apps/features/auth/registration/view/initial_registration_step.dart';
+import 'package:cims_apps/features/dashboard/dashboard_public/model/login_gmail_model.dart';
+import 'package:flutter/material.dart';
+import 'package:google_sign_in/google_sign_in.dart';
+
+class DashboardPublicViewModel extends ChangeNotifier {
+  String emailGoogle = '';
+  final GoogleSignIn googleSignIn = GoogleSignIn(
+    scopes: [
+      'email',
+      'https://www.googleapis.com/auth/contacts.readonly',
+    ],
+  );
+  Future<LoginGmailModel?> _getGmail() async {
+    LoginGmailModel? loginGmailModel;
+    try {
+      final signInResult = await googleSignIn.signIn();
+      if (signInResult != null) {
+        emailGoogle = signInResult.email;
+        final signInAuth = await signInResult.authentication;
+        final accessToken = signInAuth.accessToken;
+        final idToken = signInAuth.idToken;
+        if (idToken != null && accessToken != null) {
+          loginGmailModel = LoginGmailModel(
+            accessToken: accessToken,
+            idToken: idToken,
+          );
+        }
+      }
+    } catch (e) {
+      debugPrint('catch error $e');
+    }
+    return loginGmailModel;
+  }
+
+  Future<bool> loginGoogle(BuildContext context) async {
+    bool loginSuccess = false;
+    loginSuccess = await _getGmail().then((payload) async {
+      bool result = false;
+      if (payload != null) {
+        debugPrint('objectzz ${payload.toJson()}');
+        routePush(context, page: InitialRegistrationStep());
+        googleSignIn.disconnect();
+      }
+      return result;
+    });
+    return loginSuccess;
+  }
+}