package com.example.cargoalgps;

import android.animation.Animator;
import android.animation.AnimatorListenerAdapter;
import android.annotation.TargetApi;
import android.app.AlertDialog;
import android.app.ProgressDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.pm.PackageManager;
import android.support.annotation.NonNull;
import android.support.design.widget.Snackbar;
import android.support.v7.app.AppCompatActivity;
import android.app.LoaderManager.LoaderCallbacks;

import android.content.CursorLoader;
import android.content.Loader;
import android.database.Cursor;
import android.net.Uri;
import android.os.AsyncTask;

import android.os.Build;
import android.os.Bundle;
import android.provider.ContactsContract;
import android.text.TextUtils;
import android.util.Log;
import android.view.KeyEvent;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.inputmethod.EditorInfo;
import android.widget.ArrayAdapter;
import android.widget.AutoCompleteTextView;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;

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

import java.io.BufferedReader;
import java.io.DataOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLEncoder;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.TimeUnit;

import static android.Manifest.permission.READ_CONTACTS;

/**
 * A login screen that offers login via email/password.
 */
public class Loginn extends AppCompatActivity {

    /**
     * Id to identity READ_CONTACTS permission request.
     */
    private static final int REQUEST_READ_CONTACTS = 0;

    /**
     * A dummy authentication store containing known user names and passwords.
     * TODO: remove after connecting to a real authentication system.
     */
    private static final String[] DUMMY_CREDENTIALS = new String[]{
            "foo@example.com:hello", "bar@example.com:world"
    };
    /**
     * Keep track of the login task to ensure we can cancel it if requested.
     */


    // UI references.
    private AutoCompleteTextView mEmailView;
    private EditText mPasswordView;
    private View mProgressView;
    private View mLoginFormView;
    TextView login, password;
    TextView logg;
    ProgressDialog pd; //pop up z wysylanie wiadomosci

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_loginn);
        // Set up the login form.


        Button button = (Button) findViewById(R.id.sign_in);
        logg = findViewById(R.id.textView2);
        login = findViewById((R.id.email));
        password = findViewById(R.id.password);
        button.setOnClickListener(new View.OnClickListener() {

            @Override
            public void onClick(View v) {
                new Loginn.LoginTask().execute("http://cargoalgps.cba.pl/api/uzytkownik/login.php");
            }
        });
    }


    public class LoginTask extends AsyncTask<String, String, String> {

        Integer statusCode = null;

        protected void onPreExecute() {
            super.onPreExecute();
            statusCode = null;
            pd = new ProgressDialog(Loginn.this);
            pd.setMessage("Logowanie...");
            pd.setCancelable(false);
            pd.show();
        }

        protected String doInBackground(String... params) {


            HttpURLConnection conn = null;
            BufferedReader reader = null;

            try {
                URL url = new URL(params[0]);
                conn = (HttpURLConnection) url.openConnection();
                conn.setRequestMethod("POST");
                conn.setRequestProperty("Content-Type", "application/json;charset=UTF-8");
                conn.setRequestProperty("Accept", "application/json");
                conn.setDoOutput(true);
                conn.setDoInput(true);

                JSONObject jsonParam = new JSONObject();
                jsonParam.put("login", login.getText());
                jsonParam.put("haslo", password.getText());

                Log.i("JSON", jsonParam.toString());
                DataOutputStream os = new DataOutputStream(conn.getOutputStream());
                //os.writeBytes(URLEncoder.encode(jsonParam.toString(), "UTF-8"));
                os.writeBytes(jsonParam.toString());

                os.flush();
                os.close();


                InputStream stream = conn.getInputStream();

                reader = new BufferedReader(new InputStreamReader(stream));

                StringBuffer buffer = new StringBuffer();
                String line = "";

                while ((line = reader.readLine()) != null) {
                    buffer.append(line + "\n");
                    Log.d("Response: ", "> " + line);   //here u ll get whole response...... :-)

                }
                statusCode = conn.getResponseCode();
                /*
                if (conn.getResponseCode() == 200) {
                    return "200";
                } else {
                    return "404";
                }
  */
                return buffer.toString();


            } catch (MalformedURLException e) {
                e.printStackTrace();
            } catch (IOException e) {
                e.printStackTrace();
            } catch (JSONException e) {
                e.printStackTrace();
            } finally {
                if (conn != null) {
                    conn.disconnect();
                }
                try {
                    if (reader != null) {
                        reader.close();
                    }
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }

            return null;
        }

        @Override
        protected void onPostExecute(String result) {
            super.onPostExecute(result);
            logg.setText(result);
            if (pd.isShowing()) {
                pd.dismiss();
            }
            if (statusCode != null) {
                if (statusCode == 200) {
                    SharedPreferences.Editor editor = getSharedPreferences("Uzytkownik", MODE_PRIVATE).edit();
                    JSONArray jsonArray = null;
                    try {

                        jsonArray = new JSONArray(result);
                        //sprawdź czy użytkownik jest na liscie dluznikow
                        if (jsonArray.getString(2).equals("0")) {
                            editor.putString("login", jsonArray.getString(0));
                            editor.putString("ranga", jsonArray.getString(1));
                            editor.apply();
                            logg.setText("Zalogowanoo");

                            Intent intent = new Intent(Loginn.this, Menuu.class);
                            startActivity(intent);

                        } else {
                            logg.setText("Użytkownik jest na liscie dluznikow");
                        }

                    } catch (JSONException e) {
                        e.printStackTrace();
                    }


                } else {
                    String error = "Bledny login lub haslo";
                    logg.setText(error);
                }
            } else {
                String error = "Bledny login lub haslo";
                logg.setText(error);
            }
        }
    }
}