autentificacion por celular

lib/src/authentication/authentication_repository.dart

@@ -1,5 +1,3 @@
-import 'dart:ffi';
-
 import 'package:firebase_auth/firebase_auth.dart';
 import 'package:get/get.dart';
 import 'package:google_sign_in/google_sign_in.dart';
@@ -14,10 +12,11 @@ class AuthenticationRepository extends GetxController {
   final _auth = FirebaseAuth.instance;
   late final Rx<User?> firebaseUser;
   final GoogleSignIn googleSignIn = GoogleSignIn();
+  var verificationId = ''.obs;
 
   @override
   void onReady() {
-    Future.delayed(const Duration(seconds: 6));
+    // Future.delayed(const Duration(seconds: 6));
     firebaseUser = Rx<User?>(_auth.currentUser);
     firebaseUser.bindStream(_auth.userChanges());
     ever(firebaseUser, _setInitialScreen);
@@ -29,6 +28,35 @@ class AuthenticationRepository extends GetxController {
         : Get.offAll(() => const WelcomeScreen());
   }
 
+  Future<void> phoneAuthentication(String phoneNo) async {
+    await _auth.verifyPhoneNumber(
+      phoneNumber: phoneNo,
+      verificationCompleted: (credential) async {
+        await _auth.signInWithCredential(credential);
+      },
+      codeSent: (verificationId, resendToken) {
+        this.verificationId.value = verificationId;
+      },
+      codeAutoRetrievalTimeout: (verificationId) {
+        this.verificationId.value = verificationId;
+      },
+      verificationFailed: (e) {
+        if (e.code == 'invalid-phone-number') {
+          Get.snackbar('Error', 'El numero no es valido.');
+        } else {
+          Get.snackbar('Error', 'Algo ha ido mal. Inténtalo de nuevo. $e');
+        }
+      },
+    );
+  }
+
+  Future<bool> verifyOTP(String otp) async {
+    var credentials = await _auth.signInWithCredential(
+        PhoneAuthProvider.credential(
+            verificationId: verificationId.value, smsCode: otp));
+    return credentials.user != null ? true : false;
+  }
+
   Future<void> createUserWithEmailAndPassword(
       String email, String password) async {
     try {
@@ -54,17 +82,20 @@ class AuthenticationRepository extends GetxController {
     } catch (_) {}
   }
 
-  Future<UserCredential> signInWithGoogle() async {
-    final GoogleSignInAccount? googleSignInAccount =
-        await googleSignIn.signIn();
-    final GoogleSignInAuthentication googleSignInAuthentication =
-        await googleSignInAccount!.authentication;
-
-    final AuthCredential credential = GoogleAuthProvider.credential(
-      accessToken: googleSignInAuthentication.accessToken,
-      idToken: googleSignInAuthentication.idToken,
-    );
-
-    return await _auth.signInWithCredential(credential);
+  Future<void> signInWithGoogle() async {
+    try {
+      final GoogleSignInAccount? googleUser = await GoogleSignIn().signIn();
+      final GoogleSignInAuthentication googleAuth =
+          await googleUser!.authentication;
+      final credential = GoogleAuthProvider.credential(
+        accessToken: googleAuth.accessToken,
+        idToken: googleAuth.idToken,
+      );
+      await FirebaseAuth.instance.signInWithCredential(credential);
+    } catch (e) {
+      print('Error - ${e}');
+    }
   }
+
+  Future<void> logout() async => _auth.signOut();
 }