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CSE16237_Ex01_05.py

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  • Login.java 4.23 KiB
    package com.darshanbshah.odsystem;
    
    import android.content.Intent;
    import android.support.annotation.NonNull;
    import android.support.v7.app.AppCompatActivity;
    import android.os.Bundle;
    import android.util.Log;
    import android.view.View;
    
    import com.google.android.gms.auth.api.Auth;
    import com.google.android.gms.auth.api.signin.GoogleSignInAccount;
    import com.google.android.gms.auth.api.signin.GoogleSignInOptions;
    import com.google.android.gms.auth.api.signin.GoogleSignInResult;
    import com.google.android.gms.common.ConnectionResult;
    import com.google.android.gms.common.api.GoogleApiClient;
    import com.google.android.gms.tasks.OnCompleteListener;
    import com.google.android.gms.tasks.Task;
    import com.google.firebase.auth.AuthCredential;
    import com.google.firebase.auth.AuthResult;
    import com.google.firebase.auth.FirebaseAuth;
    import com.google.firebase.auth.FirebaseUser;
    import com.google.firebase.auth.GoogleAuthProvider;
    
    public class Login extends AppCompatActivity implements GoogleApiClient.OnConnectionFailedListener, View.OnClickListener{
    
        private GoogleApiClient mGoogleApiClient;
        private FirebaseAuth mAuth;
        private FirebaseAuth.AuthStateListener mAuthListener;
    
        private static int RC_SIGN_IN = 0;
        private static String TAG = "MAIN_ACTIVITY";
        @Override
        protected void onCreate(Bundle savedInstanceState) {
            super.onCreate(savedInstanceState);
            setContentView(R.layout.activity_login);
            mAuth = FirebaseAuth.getInstance();
            mAuthListener = new FirebaseAuth.AuthStateListener() {
                @Override
                public void onAuthStateChanged(@NonNull FirebaseAuth firebaseAuth) {
                    FirebaseUser user = firebaseAuth.getCurrentUser();
                    if (user != null) {
                        Log.d("AUTH", "User logged in: " + user.getEmail());
                    }
                    else {
                        Log.d("AUTH", "User logged out.");
                    }
                }
            };
            GoogleSignInOptions options = new GoogleSignInOptions.Builder(GoogleSignInOptions.DEFAULT_SIGN_IN).requestIdToken(getString(R.string.default_web_client_id)).requestEmail().build();
            mGoogleApiClient = new GoogleApiClient.Builder(this).enableAutoManage(this, this).addApi(Auth.GOOGLE_SIGN_IN_API, options).build();
    
            findViewById(R.id.sign_in_button).setOnClickListener(this);
        }
    
        public void login() {
            Intent signInIntent = Auth.GoogleSignInApi.getSignInIntent(mGoogleApiClient);
            startActivityForResult(signInIntent, RC_SIGN_IN);
        }
    
    
        @Override
        public void onConnectionFailed(@NonNull ConnectionResult connectionResult) {
            Log.d(TAG, "Connection failed");
        }
    
        @Override
        public void onClick(View v) {
            switch (v.getId()) {
                case R.id.sign_in_button:
                    login();