java - 应用 Proguard 后 Firebase google 登录将不起作用

Question

当我在 Android 中禁用 proguard 时，Firebase Google Sign in 可以正常工作，但是当我启用它时，它仅在我签署 bundle apk 时才有效。在正常调试中，它可以工作。我的 Google 登录代码在这里

package com.example.dhop.Activity; import androidx.appcompat.app.AlertDialog; import androidx.appcompat.app.AppCompatActivity; import android.content.DialogInterface; import android.content.Intent; import android.net.Uri; import android.os.Bundle; import android.util.Log; import android.view.View;

import android.widget.Button; import android.widget.ImageView; import android.widget.ProgressBar;

import android.widget.TextView; import android.widget.Toast; import com.example.dhop.ModelClass.UpdateHelper; import com.example.dhop.R; import com.google.android.gms.auth.api.signin.GoogleSignIn; import com.google.android.gms.auth.api.signin.GoogleSignInAccount; import com.google.android.gms.auth.api.signin.GoogleSignInClient; import com.google.android.gms.auth.api.signin.GoogleSignInOptions; import com.google.android.gms.common.api.ApiException;

import com.google.android.gms.tasks.Task; import com.google.firebase.auth.AuthCredential; import com.google.firebase.auth.FirebaseAuth;

import com.google.firebase.auth.FirebaseUser; import com.google.firebase.auth.GoogleAuthProvider; import com.squareup.picasso.Picasso;

public class MainActivity extends AppCompatActivity { static final int GOOGLE_SIGN_IN = 123; FirebaseAuth mAuth;

Button btn_login, btn_logout; TextView text; ImageView image;

ProgressBar progressBar; GoogleSignInClient mGoogleSignInClient; @Override

protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main);

btn_login = findViewById(R.id.login); btn_logout = findViewById(R.id.logout); text = findViewById(R.id.text); image = findViewById(R.id.image); progressBar = findViewById(R.id.progress_circular); mAuth = FirebaseAuth.getInstance();

GoogleSignInOptions gso = new GoogleSignInOptions.Builder(GoogleSignInOptions.DEFAULT_SIGN_IN) .requestIdToken(getString(R.string.default_web_client_id))

.requestEmail() .build(); mGoogleSignInClient = GoogleSignIn.getClient(this, gso);

btn_login.setOnClickListener(v -> SignInGoogle()); btn_logout.setOnClickListener(v -> Logout()); if (mAuth.getCurrentUser() != null) {

FirebaseUser user = mAuth.getCurrentUser(); updateUI(user); } }

public void SignInGoogle() { progressBar.setVisibility(View.VISIBLE); Intent signInIntent = mGoogleSignInClient.getSignInIntent();

startActivityForResult(signInIntent, GOOGLE_SIGN_IN); } private void firebaseAuthWithGoogle(GoogleSignInAccount acct) { Log.d("TAG", "firebaseAuthWithGoogle:" + acct.getId());

AuthCredential credential = GoogleAuthProvider.getCredential(acct.getIdToken(), null); mAuth.signInWithCredential(credential) .addOnCompleteListener(this, task -> { if (task.isSuccessful()) { progressBar.setVisibility(View.INVISIBLE);

Log.d("TAG", "signInWithCredential:success"); FirebaseUser user = mAuth.getCurrentUser(); updateUI(user);

} else { progressBar.setVisibility(View.INVISIBLE); Log.w("TAG", "signInWithCredential:failure",

task.getException()); Toast.makeText(MainActivity.this, "Authentication failed.",

Toast.LENGTH_SHORT).show(); updateUI(null); } }); }

@Override protected void onActivityResult(int requestCode, int resultCode, Intent data) { super.onActivityResult(requestCode, resultCode, data);

if (requestCode == GOOGLE_SIGN_IN) { Task<GoogleSignInAccount> task = GoogleSignIn.getSignedInAccountFromIntent(data);

try { GoogleSignInAccount account = task.getResult(ApiException.class);

` if (account != null) firebaseAuthWithGoogle(account); } catch (ApiException e) { Log.w("TAG", "Google 登录失败", e); } } }

`

private void updateUI(FirebaseUser user) { if (mAuth.getCurrentUser() != null) { Intent intent = new Intent(MainActivity.this, ` MainNavActivity.class); 开始活动（意图）；结束（）; } 别的 {

`

text.setText("Firebase Login \n"); Picasso.get().load(R.drawable.ic_firebase_logo).into(image); image.setVisibility(View.VISIBLE);

btn_logout.setVisibility(View.INVISIBLE); btn_login.setVisibility(View.VISIBLE); } }

private void Logout() { FirebaseAuth.getInstance().signOut(); mGoogleSignInClient.signOut().addOnCompleteListener(this,

task -> updateUI(null)); }

标签： javaandroidfirebaseproguard