package com.tkordic.myapp;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.widget.TextView;
import android.widget.Toast;

import com.android.volley.Request;
import com.android.volley.RequestQueue;
import com.android.volley.Response;
import com.android.volley.VolleyError;
import com.android.volley.toolbox.StringRequest;
import com.android.volley.toolbox.Volley;

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

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        final TextView mTextView = (TextView) findViewById(R.id.text);

        // Instantiate the RequestQueue.
        RequestQueue queue = Volley.newRequestQueue(this);
        String url ="http://192.168.1.51:8080/rasporedi";

        // Request a string response from the provided URL.
        StringRequest stringRequest = new StringRequest(Request.Method.GET, url,
                new Response.Listener<String>() {
                    @Override
                    public void onResponse(String response) {

                        try {

                            JSONArray jsonArray = new JSONArray(response);

                            for (int i = 0; i < jsonArray.length(); i++) {

                                JSONObject c = jsonArray.getJSONObject(i);

                                String id = c.getString("id");
                                String nastavnik = c.getString("nastavnik");
                                String predmet = c.getString("predmet");
                                String ucionica = c.getString("ucionica");
                                String vrijeme_od = c.getString("vrijeme_od");
                                String vrijeme_do = c.getString("vrijeme_do");

                                Toast.makeText(getApplicationContext(), nastavnik, Toast.LENGTH_LONG).show();

                            }
                        } catch (final JSONException e) {
                            Log.e("Error", "Json parsing error: " + e.getMessage());
                            runOnUiThread(new Runnable() {
                                @Override
                                public void run() {
                                    Toast.makeText(getApplicationContext(), "Json parsing error: " + e.getMessage(), Toast.LENGTH_LONG).show();
                                }
                            });

                        }

                    }
                }, new Response.ErrorListener() {
            @Override
            public void onErrorResponse(VolleyError error) {
                mTextView.setText("That didn't work!");
            }
        });

        // Add the request to the RequestQueue.
        queue.add(stringRequest);

    }
}