/*
    * Copyright (C) 2003-2014 eXo Platform SAS.
    *
    * This is free software; you can redistribute it and/or modify it
    * under the terms of the GNU Lesser General Public License as
    * published by the Free Software Foundation; either version 3 of
    * the License, or (at your option) any later version.
    *
    * This software is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
   * Lesser General Public License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this software; if not, write to the Free
   * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
   * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
   */
  package org.exoplatform.accountswitcher;
  
  import org.exoplatform.R;
  import org.exoplatform.accountswitcher.AccountSwitcherProxy.AccountSwitcherListener;
  import org.exoplatform.model.ExoAccount;
  
  import android.os.Bundle;
  import android.support.v4.app.Fragment;
  import android.view.LayoutInflater;
  import android.view.View;
  import android.view.View.OnClickListener;
  import android.view.ViewGroup;
  import android.widget.Button;
  import android.widget.TextView;
  import android.widget.Toast;
  
  /**
   * Created by The eXo Platform SAS
   * 
   * @author Philippe Aristote paristote@exoplatform.com
   * @since Sep 10, 2014
   */
  public class SignInFragment extends Fragment implements AccountSwitcherListener {
  
    private ExoAccount         mCurrentAccount;
  
    private TextView           mPassword;
  
    private final String       EXO_ACCOUNT     = "exo_account";
  
    private OnClickListener    mSignInListener = new OnClickListener() {
                                                 @Override
                                                 public void onClick(View v) {
                                                   String password = mPassword.getText().toString();
                                                   if (!password.isEmpty()) {
                                                     mCurrentAccount.password = password;
                                                     switchToAccount();
                                                   } else {
                                                     Toast.makeText(getActivity(), R.string.NoPasswordEnter, Toast.LENGTH_LONG)
                                                          .show();
                                                   }
                                                 }
                                               };
  
    public static final String FRAGMENT_TAG    = "account_switcher_signin_fragment";
  
    public static final String TAG             = "eXo____AccountSwitcherSignInFragment____";
  
    public SignInFragment() {
      super();
    }
  
    public SignInFragment(ExoAccount account) {
      mCurrentAccount = account;
    }
  
    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
  
      if (savedInstanceState != null && savedInstanceState.containsKey(EXO_ACCOUNT)) {
        mCurrentAccount = (ExoAccount) savedInstanceState.getParcelable(EXO_ACCOUNT);
      }
  
      View layout = inflater.inflate(R.layout.account_switcher_signin_fragment, container, false);
  
      // TODO replace by an action bar menu button
      Button signInBtn = (Button) layout.findViewById(R.id.account_switcher_signin_btn);
      signInBtn.setOnClickListener(mSignInListener);
  
      TextView username = (TextView) layout.findViewById(R.id.account_switcher_signin_user_edit_txt);
      username.setText(mCurrentAccount.username);
  
      mPassword = (TextView) layout.findViewById(R.id.account_switcher_signin_pass_edit_txt);
  
      return layout;
    }
  
    @Override
    public void onSaveInstanceState(Bundle outState) {
      if (mCurrentAccount != null)
        outState.putParcelable(EXO_ACCOUNT, mCurrentAccount);
     super.onSaveInstanceState(outState);
   }
 
   /**
    * Launches the switching procedure.
    */
   private void switchToAccount() {
     AccountSwitcherProxy controller = new AccountSwitcherProxy(getActivity(), this, true);
     controller.switchToAccount(mCurrentAccount);
   }
 
   @Override
   public void onSwitchAccountFinished(boolean result) {
     AccountSwitcherActivity parentActivity = (AccountSwitcherActivity) getActivity();
     if (result)
       // Login successful
       parentActivity.redirectToHomeScreenAndFinish();
     else
       // Login failed
       parentActivity.redirectToLoginScreenAndFinish();
   }
 
   @Override
   public void onMissingPassword(ExoAccount account) {
     // nothing to do, the screen should remain the same
   }
 
   @Override
   public void onAccountInvalid(ExoAccount account) {
     //
   }
 }