Turbolinks Android - Fix Session Issues

JsBridge.java

public class JsBridge {

    private Context context;
    public static android.webkit.CookieManager cookieManager = CookieManager.getInstance();

    public JsBridge(Context context){
        this.context = context;
    }

    @JavascriptInterface
    public void clearSession() {
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
            cookieManager.removeAllCookies(new ValueCallback<Boolean>() {
                // A callback which is executed when the cookies have been removed
                @Override
                public void onReceiveValue(Boolean aBoolean) {
                    Log.d(TAG, "Cookie removed: " + aBoolean);
                }
            });
        }
        else cookieManager.removeAllCookie();
    }

}

logout.js

AndroidBridge.clearSession(); // Run this command from web when logging out.

MainActivity.java

public class MainActivity extends AppCompatActivity implements TurbolinksAdapter {
  // ...
  protected void onCreate(Bundle savedInstanceState) {
    // ...
    
    // Add JS Interface
        TurbolinksSession.getDefault(this).getWebView().addJavascriptInterface(new JsBridge(this),"AndroidBridge");
    
    // ...
  }
  
  @Override
    public void visitCompleted() {
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
            JsBridge.cookieManager.flush();
        }
    }
}