Proyectos de Subversion Android Microlearning

package com.cesams.twogetskills.fragment;

import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.location.GnssAntennaInfo;
import android.net.Uri;
import android.os.Bundle;

import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.fragment.app.Fragment;
import androidx.lifecycle.LifecycleOwner;

import android.text.TextUtils;
import android.util.Log;
import android.view.KeyEvent;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.inputmethod.EditorInfo;
import android.view.inputmethod.InputMethodManager;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ProgressBar;
import android.widget.TextView;

import com.cesams.twogetskills.Configuration;
import com.cesams.twogetskills.Constants;
import com.cesams.twogetskills.R;
import com.cesams.twogetskills.activity.MainActivity;
import com.cesams.twogetskills.dao.SyncDao;
import com.cesams.twogetskills.library.AesCipher;
import com.cesams.twogetskills.library.Functions;
import com.cesams.twogetskills.library.Http;
import com.cesams.twogetskills.entity.Sync;
import com.cesams.twogetskills.entity.UserLog;
import com.cesams.twogetskills.preference.Preference;
import com.cesams.twogetskills.room.ResultCount;
import com.cesams.twogetskills.skeleton.ITwoGetSkills;

import org.json.JSONException;
import org.json.JSONObject;

import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;

import okhttp3.Call;
import okhttp3.Callback;
import okhttp3.FormBody;
import okhttp3.OkHttpClient;
import okhttp3.Request;
import okhttp3.RequestBody;
import okhttp3.Response;


public class SigninFragment extends Fragment implements LifecycleOwner  {
    //implements ITaskCallback {
    private final static String TAG = "C2GS - SigninFragment";
    private ITwoGetSkills iTwoGetSkills;
    private EditText mEditTextEmail;
    private EditText mEditTextPassword;
    private boolean inProgress = false;
    private Button mButtonSignIn;
    private Button mButtonSignUp;
    private ProgressBar mProgressBar;


    @Override
    public void onCreate(@Nullable Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setHasOptionsMenu(true);
    }

    @Override
    public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
        super.onCreateOptionsMenu(menu, inflater);
        menu.clear();
    }


    @Override
    public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
        super.onViewCreated(view, savedInstanceState);
        iTwoGetSkills = (ITwoGetSkills) getActivity();
        mProgressBar = (ProgressBar) getView().findViewById(R.id.signin_progress_bar);
        mEditTextEmail = (EditText) getView().findViewById(R.id.signin_edittext_email);
        //mEditTextEmail.setText("santiago.olivera@leaderslinked.com");
        //mEditTextEmail.setText("efrain.yanez@leaderslinked.com");
        //mEditTextEmail.setText("snof@adinet.com.uy");
        //mEditTextEmail.setText("mmarrugo@coosalud.com");
        //mEditTextEmail.setText("daniela.lara@mdsmexico.com");


        mEditTextEmail.setOnEditorActionListener(new TextView.OnEditorActionListener() {
            @Override
            public boolean onEditorAction(TextView textView, int id, KeyEvent keyEvent) {
                mEditTextPassword.requestFocus();
                return true;
            }
        });

        mEditTextPassword = (EditText) getView().findViewById(R.id.signin_edittext_password);
        //mEditTextPassword.setText("Cesa2020");
        //mEditTextPassword.setText("Aalmiron2021");
        //mEditTextPassword.setText("Mmarrugo2021");
        //mEditTextPassword.setText("Cesa2020*");
        mEditTextPassword.setOnEditorActionListener(new TextView.OnEditorActionListener() {
            @Override
            public boolean onEditorAction(TextView textView, int id, KeyEvent keyEvent) {
                if (id == EditorInfo.IME_ACTION_DONE || id == EditorInfo.IME_NULL) {
                    attemptLogin();
                    return true;
                }
                return false;
            }
        });

        mButtonSignIn = (Button) getView().findViewById(R.id.signin_button_sign_in);
        mButtonSignIn.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {

                //Ocultar el teclado al intentar inicia sesion
                hideKeyboard(view);

                attemptLogin();
            }
        });


        //

        mButtonSignUp = (Button) getView().findViewById(R.id.signin_button_sign_up);
        mButtonSignUp.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse("https://leaderslinked.com/signup"));
                startActivity(browserIntent);
            }
        });

        mEditTextEmail.setOnFocusChangeListener(new View.OnFocusChangeListener() {
            @Override
            public void onFocusChange(View v, boolean hasFocus) {
                if(!hasFocus) {
                    hideKeyboard(v);
                }
            }
        });


    }

    public void hideKeyboard(View view) {
        // Check if no view has focus:
        //View view = getActivity().getCurrentFocus();

        try {
            InputMethodManager inputManager = (InputMethodManager) getActivity().getSystemService(Context.INPUT_METHOD_SERVICE);
            inputManager.hideSoftInputFromWindow(view.getWindowToken(), InputMethodManager.HIDE_NOT_ALWAYS);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    private void attemptLogin() {



        if (inProgress) {
            return;
        }

        mEditTextEmail.setError(null);
        mEditTextPassword.setError(null);

        String email = Functions.trimNull(mEditTextEmail.getText().toString());
        String password = Functions.trimNull(mEditTextPassword.getText().toString());




        /*
        if(TextUtils.isEmpty(iTwoGetSkills.getPreference().getAes())) {
            iTwoGetSkills.reloadPreference();
        }
        */



        if (TextUtils.isEmpty(email)) {
            mEditTextEmail.setError(getString(R.string.error_field_required));
            mEditTextEmail.requestFocus();
            return;
        }

        if (!Functions.emailcheckengine(email)) {
            mEditTextEmail.setError("Formato de email invalido");
            mEditTextEmail.requestFocus();
            return;
        }

        if (TextUtils.isEmpty(password)) {
            mEditTextPassword.setError(getString(R.string.error_field_required));
            mEditTextPassword.requestFocus();
            return;
        }


        if (!Functions.passwordStrengthCheck(password)) {
            mEditTextPassword.setError(getString(R.string.error_invalid_password_format));
            mEditTextPassword.requestFocus();
            return;
        }

        if(iTwoGetSkills.isConnectedInternet()) {
            inProgress = true;


            String aes = iTwoGetSkills.getPreference().getAes();

            mEditTextEmail.setEnabled(false);
            mEditTextPassword.setEnabled(false);
            mButtonSignUp.setEnabled(false);
            mButtonSignIn.setEnabled(false);
            iTwoGetSkills.showProgressBar();

            try {

                Log.d("AES", aes);

                Http http = new Http(getActivity().getCacheDir());
                OkHttpClient client = http.getHttpClient(false);

                Log.d(TAG, "URL = " + Configuration.URL_SIGNIN);

                RequestBody formBody = null;
                if(aes.isEmpty()) {
                    formBody = new FormBody.Builder()
                            .add(Constants.POST_SIGNIN_FIELD_APPLICATION_ID, String.valueOf(Configuration.APPLICATION_ID))
                            .add(Constants.POST_SIGNIN_FIELD_DEVICE_UUID, iTwoGetSkills.getPreference().getDeviceUuid())
                            .add(Constants.POST_SIGNIN_FIELD_EMAIL, email)
                            .add(Constants.POST_SIGNIN_FIELD_PASSWORD, password)
                            .add(Constants.POST_SIGNIN_FIELD_DEVICE_ENCRYPTER, "") //Constants.SIGNIN_ENCRYPTER)
                            .build();
                } else {
                    AesCipher encryptedEmail    = AesCipher.encrypt(aes, email);
                    AesCipher encryptedPassword = AesCipher.encrypt(aes, password);

                    formBody = new FormBody.Builder()
                            .add(Constants.POST_SIGNIN_FIELD_APPLICATION_ID, String.valueOf(Configuration.APPLICATION_ID))
                            .add(Constants.POST_SIGNIN_FIELD_DEVICE_UUID, iTwoGetSkills.getPreference().getDeviceUuid())
                            .add(Constants.POST_SIGNIN_FIELD_EMAIL, encryptedEmail.getData())
                            .add(Constants.POST_SIGNIN_FIELD_PASSWORD, encryptedPassword.getData())
                            .add(Constants.POST_SIGNIN_FIELD_DEVICE_ENCRYPTER, Constants.SIGNIN_ENCRYPTER)
                            .build();
                }

                Request request = new Request.Builder()
                        .url(Configuration.URL_SIGNIN)
                        .post(formBody)
                        .build();

                Call call = client.newCall(request);


                call.enqueue(new Callback() {
                    public void onResponse(Call call, Response response)
                            throws IOException {

                        processResponseServer(response.body().string());
                        iTwoGetSkills.hideProgressBar();
                        getActivity().runOnUiThread(new Runnable() {

                            @Override
                            public void run() {
                                mButtonSignIn.setEnabled(true);
                                mButtonSignUp.setEnabled(true);
                                mEditTextEmail.setEnabled(true);
                                mEditTextPassword.setEnabled(true);
                                inProgress = false;
                            }

                        });

                    }

                    public void onFailure(Call call, IOException e) {
                        Log.d(TAG, "Error :  " +  e.getMessage());

                        iTwoGetSkills.hideProgressBar();
                        getActivity().runOnUiThread(new Runnable() {

                            @Override
                            public void run() {
                                mButtonSignIn.setEnabled(true);
                                mButtonSignUp.setEnabled(true);
                                mEditTextEmail.setEnabled(true);
                                mEditTextPassword.setEnabled(true);
                                inProgress = false;
                            }
                        });




                    }
                });

            } catch (Exception e) {
                iTwoGetSkills.showMessageSnackBar(e.getMessage());
            } finally {

            }


        }
    }

    private boolean isPasswordValid(String password) {
        //TODO: Replace this with your own logic
        return password.length() > 5;
    }

    private void processResponseServer(String dataString) {
        boolean success = false;
        boolean fatal = false;
        String message = "";

        mProgressBar.setVisibility(View.INVISIBLE);

        try {
            JSONObject objData = new JSONObject(dataString);
            success = objData.has("success") ? objData.getBoolean("success")  : false;
            if(objData.has("data")) {
                Object item = objData.get("data");
                if (item instanceof String) {
                    message = (String) item;
                }
                fatal = objData.has("fatal");
            }

            if(success) {
                JSONObject data = objData.getJSONObject("data");


                Calendar calendar = Calendar.getInstance();
                Date date = calendar.getTime();
                SimpleDateFormat simpleDateFormat = new SimpleDateFormat(Constants.FORMAT_DATETIME_SERVICE);
                String  addedOn = simpleDateFormat.format(date);

                //Elimino antes de guardar.
                JSONObject objUser = data.getJSONObject("user");
                String userUuid = objUser.getString("uuid");

                iTwoGetSkills.getDatabase().getAnswerDao().removeAll();
                iTwoGetSkills.getDatabase().getQuestionDao().removeAll();
                iTwoGetSkills.getDatabase().getQuizDao().removeAll();
                iTwoGetSkills.getDatabase().getSlideDao().removeAll();
                iTwoGetSkills.getDatabase().getCapsuleDao().removeAll();
                iTwoGetSkills.getDatabase().getTopicDao().removeAll();
                iTwoGetSkills.getDatabase().getUserExtendedDao().removeAll();
                iTwoGetSkills.getDatabase().getProgressDao().removeAllUserUuidNotEqual(userUuid);
                iTwoGetSkills.getDatabase().getUserLogDao().removeAllUserUuidNotEqual(userUuid);
                iTwoGetSkills.syncFromServer(data);


                Preference preference = iTwoGetSkills.getPreference();
                preference.setUserUuid(userUuid);
                preference.setFirstName(objUser.getString("first_name"));
                preference.setLastName(objUser.getString("last_name"));
                preference.setEmail(objUser.getString("email"));
                preference.setImage(objUser.getString("image"));
                preference.setLastDataRefresh(addedOn);

                JSONObject objDevice = data.getJSONObject("device");
                preference.setAes(objDevice.getString("aes"));
                preference.setPassword(objDevice.getString("password"));
                preference.save();




                UserLog userLog = new UserLog();
                userLog.setUserUuid(preference.getUserUuid());
                userLog.setActivity(Constants.USER_LOG_ACTIVITY_SIGNIN);
                userLog.setAddedOn(addedOn);
                JSONObject json = userLog.toJson();
                json.put(Constants.SYNC_ADAPTER_DATA_TYPE_FIELD_NAME, Constants.SYNC_ADAPTER_DATA_TYPE_USER_LOG);

                Sync sync = new Sync(Constants.SYNC_ADAPTER_TYPE_SYNC, json.toString());

                SyncDao syncDao = iTwoGetSkills.getDatabase().getSyncDao();
                syncDao.insert(sync);


                getActivity().runOnUiThread(new Runnable() {

                    @Override
                    public void run() {

                        ResultCount resultCount = iTwoGetSkills.getDatabase().getCapsuleDao().getCount();
                        String message = resultCount.getCount() == 1
                                ? "Hay 1 cápsula nueva disponible"
                                : "Hay " + resultCount.getCount() + " cápsulas disponible";

                        iTwoGetSkills.showMessageSnackBarWithClose(message);


                        iTwoGetSkills.reloadNavHeader();
                        iTwoGetSkills.invokeFragment(Constants.IDX_FRAGMENT_TOPICS);
                    }
                });




            } else {
                if(!TextUtils.isEmpty(message)) {
                    iTwoGetSkills.showMessageSnackBar(message);
                }
                if(fatal) {
                    iTwoGetSkills.onErrorFatal();
                }
            }


        } catch (JSONException e) {
            e.printStackTrace();
            Log.e(TAG,  e.getMessage());
        }


    }

    /*
    @Override
    public void taskCallback(HttpCommResponse httpCommResponse) {
        inProgress = false;
        mEditTextEmail.setEnabled(true);
        mEditTextPassword.setEnabled(true);

        mButtonSignIn.setEnabled(true);
        mProgressBar.setVisibility(View.INVISIBLE);

        if(httpCommResponse.isSuccess()) {

            AnswerDao answerDao = new AnswerDao(getActivity());
            answerDao.removeAll();

            QuestionDao questionDao = new QuestionDao(getActivity());
            questionDao.removeAll();

            QuizDao quizDao = new QuizDao(getActivity());
            questionDao.removeAll();

            SlideDao slideDao = new SlideDao(getActivity());
            slideDao.removeAll();

            CapsuleDao capsuleDao = new CapsuleDao(getActivity());
            capsuleDao.removeAll();

            TopicDao topicDao = new TopicDao(getActivity());
            topicDao.removeAll();

            CompanyDao companyDao = new CompanyDao(getActivity());
            companyDao.removeAll();

            ProgressDao progressDao = new ProgressDao(getActivity());
            progressDao.removeAll();

            UserLogDao userLogDao = new UserLogDao(getActivity());

            UserNotificationDao userNotificationDao = new UserNotificationDao(getActivity());
            userNotificationDao.removeAll();

            try {
                JSONObject objData = httpCommResponse.getObjJSON().getJSONObject("data");




                JSONArray arrayCapsules;
                JSONArray arraySlides;
                JSONArray arrayAnswers;
                JSONArray arrayQuestions;
                JSONArray arrayProgress;
                JSONArray arrayQuizzes;
                JSONArray arrayUserLog;


                JSONObject objTopic;
                JSONObject objCapsule;
                JSONObject objSlide;
                JSONObject objAnswer;
                JSONObject objQuestion;
                JSONObject objQuiz;
                JSONObject objProgress;
                JSONObject objUserLog;
                int i,j,x;

                arrayProgress = objData.getJSONArray("progress");
                for(i = 0; i <  arrayProgress.length(); i++) {
                    objProgress = arrayProgress.getJSONObject(i);

                    Progress progress = new Progress();
                    progress.companyUuid = objProgress.getInt("company_uuid");
                    progress.topicUuid = objProgress.getInt("topic_uuid");
                    progress.capsuleUuid = objProgress.getInt("capsule_uuid");
                    progress.SlideUuid = objProgress.getInt("Slide_uuid");
                    progress.progress = objProgress.getDouble("progress");
                    progress.totalSlides = objProgress.getInt("total_slides");
                    progress.viewSlides = objProgress.getInt("view_slides");
                    progress.type = objProgress.getString("type");
                    progress.returning = objProgress.getInt("returning");
                    progress.returningAfterCompleted = objProgress.getInt("returning_after_completed");
                    progress.completed = objProgress.getInt("completed");
                    progress.addedOn = objProgress.getString("added_on");
                    progress.updatedOn = objProgress.getString("updated_on");

                    progressDao.insert(progress);

                }

                arrayUserLog = objData.getJSONArray("userlog");
                for(i = 0; i <   arrayUserLog.length(); i++) {
                    objUserLog =  arrayUserLog.getJSONObject(i);

                    UserLog userLog = new UserLog();
                    userLog.companyUuid  = objUserLog.getInt("company_uuid");
                    userLog.topicUuid    = objUserLog.getInt("topic_uuid");
                    userLog.capsuleUuid  = objUserLog.getInt("capsule_uuid");
                    userLog.SlideUuid    = objUserLog.getInt("Slide_uuid");
                    userLog.activity   = objUserLog.getString("activity");
                    userLog.addedOn    = objUserLog.getString("added_on");
                    userLogDao.insert(userLog);
                }

                arrayQuizzes = objData.getJSONArray("quizzes");
                for(i = 0; i <  arrayQuizzes.length(); i++)
                {
                    objQuiz = arrayQuizzes.getJSONObject(i);
                    Quiz quiz = new Quiz();
                    quiz.id = objQuiz.getInt("id");
                    quiz.companyUuid = objQuiz.getInt("company_uuid");
                    quiz.name = objQuiz.getString("name");
                    quiz.text = objQuiz.getString("text");
                    quiz.points = objQuiz.getInt("points");
                    quiz.minimumPointsRequired  = objQuiz.getInt("minimum_points_required");

                    Company company =  companyDao.selectById(quiz.companyUuid);
                    if(company == null) {
                        company = new Company();
                        company.id = objQuiz.getInt("company_uuid");
                        company.name  = objQuiz.getString("company_name");
                        company.image = objQuiz.getString("company_image");

                        companyDao.insert(company);
                    }

                    quizDao.insert(quiz);

                    arrayQuestions = objQuiz.getJSONArray("questions");
                    for(j = 0; j < arrayQuestions.length(); j++) {
                        objQuestion = arrayQuestions.getJSONObject(j);
                       Question question = new Question();
                       question.quizId = quiz.id;
                       question.id = objQuestion.getInt("id");
                       question.text = objQuestion.getString("text");
                       question.type = objQuestion.getString("type");
                       question.points = objQuestion.getInt("points");
                       question.maxlength = objQuestion.getInt("maxlength");

                        questionDao.insert(question);

                        arrayAnswers = objQuestion.getJSONArray("answers");
                        for(x = 0; x < arrayAnswers.length(); x++)
                        {
                            objAnswer = arrayAnswers.getJSONObject(x);
                            Answer answer = new Answer();
                            answer.questionId =question.id;
                            answer.id = objAnswer.getInt("id");
                            answer.text = objAnswer.getString("text");
                            answer.points = objAnswer.getInt("points");
                            answer.position = objAnswer.getInt("position");
                            answer.correct = objAnswer.getString("correct");

                            answerDao.insert(answer);
                        }


                    }
                }





                JSONArray arrayTopics = objData.getJSONArray("topics");
                for(i = 0; i < arrayTopics.length(); i++)
                {
                    objTopic = arrayTopics.getJSONObject(i);
                    Topic topic = new Topic();
                    topic.id = objTopic.getInt("id");
                    topic.companyUuid = objTopic.getInt("company_uuid");
                    topic.name = objTopic.getString("name");
                    topic.description = objTopic.getString("description");
                    topic.image = objTopic.getString("image");
                    topic.position = objTopic.getInt("position");

                    Company company = companyDao.selectById(topic.companyUuid);
                    if(company == null) {
                        company = new Company();
                        company.id = objTopic.getInt("company_uuid");
                        company.name  = objTopic.getString("company_name");
                        company.image  = objTopic.getString("company_image");

                        companyDao.insert(company);
                    }

                    topicDao.insert(topic);

                    arrayCapsules = objTopic.getJSONArray("capsules");
                    for(j = 0; j < arrayCapsules.length(); j++)
                    {
                        objCapsule = arrayCapsules.getJSONObject(j);
                        Capsule capsule = new Capsule();
                        capsule.topicUuid = topic.id;
                        capsule.id = objCapsule.getInt("id");
                        capsule.name = objCapsule.getString("name");
                        capsule.description = objCapsule.getString("description");
                        capsule.image = objCapsule.getString("image");
                        capsule.position = objCapsule.getInt("position");
                        capsuleDao.insert(capsule);

                        arraySlides = objCapsule.getJSONArray("slides");
                        for( x = 0; x < arraySlides.length(); x++) {
                            objSlide = arraySlides.getJSONObject(x);
                            Slide slide = new Slide();
                            slide.id = objSlide.getInt("id");
                            slide.topicUuid = capsule.topicUuid;
                            slide.capsuleUuid = capsule.id;
                            slide.quizId = objSlide.getInt("quiz_id");
                            slide.name = objSlide.getString("name");
                            slide.description = objSlide.getString("description");
                            slide.position = objSlide.getInt("position");
                            slide.type = objSlide.getString("type");
                            slide.file = objSlide.getString("file");
                            slide.background = objSlide.getString("background");

                            slideDao.insert(slide);
                        }

                    }


                }

                Calendar calendar = Calendar.getInstance();
                Date date = calendar.getTime();
                SimpleDateFormat simpleDateFormat = new SimpleDateFormat(Constants.FORMAT_DATETIME_SERVICE);
                String  addedOn = simpleDateFormat.format(date);


                UserLog userLog = new UserLog();
                userLog.activity = Constants.USER_LOG_ACTIVITY_SIGNIN;
                userLog.addedOn = addedOn;

              //  mSharedViewModel.insertUserLog(userLog);

                Preference preference = iTwoGetSkills.getPreference();

                JSONObject objUser = objData.getJSONObject("user");
                //mUser.id  =  objUser.getInt("id");
                preference.userId = objUser.getInt("id");
                preference.firstName =  objUser.getString("first_name");
                preference.lastName =  objUser.getString("last_name");
                preference.email =  objUser.getString("email");
                preference.image =  objUser.getString("image");
                preference.password =  objUser.getString("password");
                preference.rsaE = objUser.getInt("rsa_e");
                preference.rsaD = objUser.getInt("rsa_d");
                preference.rsaN = objUser.getInt("rsa_n");
                preference.save(getActivity());


                JSONObject json = userLog.toJson();
                json.put("user_id", preference.userId);
                json.put(Constants.SYNC_ADAPTER_DATA_TYPE_FIELD_NAME, Constants.SYNC_ADAPTER_DATA_TYPE_USER_LOG);

                Sync sync = new Sync();
                sync.type = Constants.SYNC_ADAPTER_TYPE_SYNC;
                sync.data = json.toString();

                SyncDao syncDao = new SyncDao(getActivity());
                syncDao.insert(sync);
                syncDao.close();

                iTwoGetSkills.reloadNavHeader();
                iTwoGetSkills.invokeFragment(Constants.IDX_FRAGMENT_TOPICS);

            } catch (JSONException e) {
                iTwoGetSkills.showMessageSnackBar(e.getMessage());
            }

            answerDao.close();
            questionDao.close();
            questionDao.close();
            slideDao.close();
            capsuleDao.close();
            topicDao.close();
            companyDao.close();
            progressDao.close();
            userLogDao.close();
            userNotificationDao.close();

            
        } else {
            iTwoGetSkills.showMessageSnackBar(httpCommResponse.getMessage());
            if(httpCommResponse.isFatal()) {
                iTwoGetSkills.onErrorFatal();
            }
        }
    }

     */

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {
        // Inflate the layout for this fragment
        return inflater.inflate(R.layout.fragment_signin, container, false);
    }
}