Is_authAsync

package com.juaracoding.dukcapil_test_api;

import androidx.appcompat.app.AppCompatActivity;
import androidx.core.app.ActivityCompat;
import androidx.core.content.ContextCompat;

import android.Manifest;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.pm.PackageManager;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;

import com.juaracoding.dukcapil_test_api.ApiService.ApiClient;
import com.juaracoding.dukcapil_test_api.ApiService.ApiInterfaceREST;
import com.juaracoding.dukcapil_test_api.ApiService.AppUtil;
import com.juaracoding.dukcapil_test_api.Model.Status;

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

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;

import okhttp3.MediaType;
import okhttp3.RequestBody;
import retrofit2.Call;
import retrofit2.Callback;
import retrofit2.Response;

public class Is_AuthAsync extends AppCompatActivity {

    TextView textview, getToken;
    Button loginBtn;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        textview = findViewById(R.id.textView);
        getToken = findViewById(R.id.Token);
        loginBtn = findViewById(R.id.loginBtn);


        checkAndRequestPermissions(Is_AuthAsync.this);

            loginBtn.setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View view) {
                    getToken();
                }
            });
    }


    public boolean checkAndRequestPermissions(Context context) {

        List<String> listPermissionsNeeded = new ArrayList();
        int writefilePermission = ContextCompat.checkSelfPermission(context, Manifest.permission.READ_PHONE_STATE);
        int cameraPermission = ContextCompat.checkSelfPermission(context, Manifest.permission.CAMERA);
        if (writefilePermission != PackageManager.PERMISSION_GRANTED) {
            listPermissionsNeeded.add(Manifest.permission.READ_PHONE_STATE);
        }
        if (cameraPermission != PackageManager.PERMISSION_GRANTED) {
            listPermissionsNeeded.add(Manifest.permission.CAMERA);
        }

        if (!listPermissionsNeeded.isEmpty()) {
            ActivityCompat.requestPermissions((Activity) context, listPermissionsNeeded.toArray(new String[listPermissionsNeeded.size()]), 6969);
            return false;
        }
        return true;
    }

    ApiInterfaceREST apiInterface;
    Status status;
    private void getToken(){
        apiInterface = ApiClient.getClientWithApi().create(ApiInterfaceREST.class);

        JSONObject rBody = new JSONObject();
        try {
            rBody.put("default_lang", AppUtil.DEFAULT_LANG);
            rBody.put("api_key", AppUtil.API_KEY);
            rBody.put("api_secret", AppUtil.API_SECRET);
        }catch (JSONException e){

        }
        Call<Status> statusCall = apiInterface.getToken(RequestBody.create(MediaType.parse("application/json"), rBody.toString()));
            statusCall.enqueue(new Callback<Status>() {

            @Override
            public void onResponse(Call<Status> call, Response<Status> response) {
                status = response.body();
                if(status != null){

                        getToken.setText(status.getPayload().getToken());
                        Toast.makeText(Is_AuthAsync.this, "Token Get!!!", Toast.LENGTH_LONG).show();

                        SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(Is_AuthAsync.this);
                        prefs.edit().putString("Token", status.getPayload().getToken()).commit();

                        Intent intent = new Intent(Is_AuthAsync.this, Scan_IDAsync.class);
                        startActivity(intent);

                } else {
                    InputStream i = response.errorBody().byteStream();
                    BufferedReader r = new BufferedReader(new InputStreamReader(i));
                    StringBuilder errorResult = new StringBuilder();
                    String line;
                    try {
                        while ((line = r.readLine()) != null) {
                            errorResult.append(line).append('\n');
                        }
                    } catch (IOException e) {
                        e.printStackTrace();
                    }

                    Toast.makeText(Is_AuthAsync.this, "Login Failed " + errorResult, Toast.LENGTH_LONG).show();
                }
            }

            @Override
            public void onFailure(Call<Status> call, Throwable t) {
                Toast.makeText(getApplicationContext(), "There is connection problem!!!", Toast.LENGTH_LONG).show();
                call.cancel();
            }
        });
    }

}