public class PedidosAdapter extends
RecyclerView.Adapter<PedidosAdapter.PedidosViewHolder>{

private AsyncHttpClient cliente;
private List<Pedidos> items;
private String parametro;

public PedidosAdapter(List<Pedidos> items){

    super();

    this.items = items;

}

public static class PedidosViewHolder extends RecyclerView.ViewHolder{

    public CardView pedidoCardview;
    public TextView IdPedido;
    public TextView Direccion;
    public TextView NombreCliente;
    public TextView NumeroContacto;



    public PedidosViewHolder (View v){

        super (v);
        pedidoCardview = (CardView) v.findViewById(R.id.cv_pedidos);
        IdPedido = (TextView) v.findViewById(R.id.textID);
        Direccion = (TextView) v.findViewById(R.id.textDireccion);
        NombreCliente = (TextView) v.findViewById(R.id.textNomCliente);
        NumeroContacto = (TextView) v.findViewById(R.id.textNumContac);


    }
}


@Override
public int getItemCount() {
    return items.size();
}

public List<Pedidos> getItems(){
    return this.items;
}

@Override
public  PedidosViewHolder onCreateViewHolder(ViewGroup viewGroup, int i){
    View v = LayoutInflater.from(viewGroup.getContext()).inflate(R.layout.cardview_pedidos, viewGroup, false);
    return new PedidosViewHolder(v);
}


@Override
public void onBindViewHolder(final PedidosViewHolder viewHolder, final int position){

    viewHolder.IdPedido.setText("N°: "+items.get(position).getIdPedido());
    viewHolder.Direccion.setText("Dirección: "+items.get(position).getDireccion());
    viewHolder.NombreCliente.setText("Nombre Cliente: "+items.get(position).getNomCliente());
    viewHolder.NumeroContacto.setText("Numero Contacto: "+items.get(position).getNumContac());

    cliente= new AsyncHttpClient();

  viewHolder.pedidoCardview.setOnClickListener(new View.OnClickListener() {

      @Override
      public void onClick(final View view) {
          AlertDialog.Builder ad= new AlertDialog.Builder(view.getContext());
          ad.setMessage("¿Confirmar selección?");

          final Pedidos infoData = items.get(position);
          ad.setPositiveButton("Aceptar", new DialogInterface.OnClickListener() {
              @Override
              public void onClick(DialogInterface dialogInterface, int i) {


                  PedidosAdapter pv = new PedidosAdapter(items);

                  Toast.makeText(view.getContext(),"Posicion" + position,Toast.LENGTH_SHORT).show();
                  updateDato();
                  removeItem(position);
                  dialogInterface.dismiss();
              }

          });

          ad.setNegativeButton("Cancelar", new DialogInterface.OnClickListener() {
              @Override
              public void onClick(DialogInterface dialogInterface, int i) {
                  dialogInterface.dismiss();
              }
          });
          AlertDialog alertDialog = ad.create();
          alertDialog.show();
      }
      private void removeItem(int position){

          items.remove(position);
          notifyDataSetChanged();
      }

    private void updateDato(){

        String url = "https://nuevalibertad.000webhostapp.com/ConectarDB/UpdatePedido.php?";
       parametro ="IdPedido"+ items.get(position).getIdPedido();
        cliente.post(url+parametro, new AsyncHttpResponseHandler() {
            @Override
            public void onSuccess(int statusCode, Header[] headers, byte[] responseBody) {
                if(statusCode==200){
                    Toast.makeText(viewHolder.pedidoCardview.getContext(),"Pedido entregado ",Toast.LENGTH_SHORT).show();
                }

            }

            @Override
            public void onFailure(int statusCode, Header[] headers, byte[] responseBody, Throwable error) {
            Toast.makeText(viewHolder.pedidoCardview.getContext(),"Error, de conexión",Toast.LENGTH_SHORT).show();

            }
        });
    }

  });

}

public class Pedidos {

private int id,cantidad,idPedido;
private String direccion;
private String NumContac;
private String NomCliente;
private String Estado;

public Pedidos (){}

public Pedidos(int id, int cantidad, int idPedido, String direccion, String numContac, String nomCliente, String estado) {
    this.id = id;
    this.cantidad = cantidad;
    this.idPedido = idPedido;
    this.direccion = direccion;
    NumContac = numContac;
    NomCliente = nomCliente;
    Estado = estado;
}

public int getId() {
    return id;
}

public void setId(int id) {
    this.id = id;
}

public int getCantidad() {
    return cantidad;
}

public void setCantidad(int cantidad) {
    this.cantidad = cantidad;
}

public int getIdPedido() {
    return idPedido;
}

public void setIdPedido(int idPedido) {
    this.idPedido = idPedido;
}

public String getDireccion() {
    return direccion;
}

public void setDireccion(String direccion) {
    this.direccion = direccion;
}

public String getNumContac() {
    return NumContac;
}

public void setNumContac(String numContac) {
    NumContac = numContac;
}

public String getNomCliente() {
    return NomCliente;
}

public void setNomCliente(String nomCliente) {
    NomCliente = nomCliente;
}

public String getEstado() {
    return Estado;
}

public void setEstado(String estado) {
    Estado = estado;
}

@Override
public String toString() {
    return "N°" + idPedido +"n" +
            "Dirección: " + direccion + "n" +
            "Nombre Cliente: " + NomCliente + "n" +
            "Numero contacto: " + NumContac + "n" +
            "Cantidad recargas: "+cantidad+"n"+
            "Estado: " + Estado ;
}

public class Tab1 extends Fragment {
// TODO: Rename parameter arguments, choose names that match
// the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
private static final String ARG_PARAM1 = "param1";
private static final String ARG_PARAM2 = "param2";
private ListView lvDatos;
private RecyclerView rvPedidos;
private RecyclerView.Adapter rvAdapter;
private AsyncHttpClient cliente;
private RecyclerView.LayoutManager lmanager;
private Button btnSeleccionar;

// TODO: Rename and change types of parameters
private String mParam1;
private String mParam2;

private OnFragmentInteractionListener mListener;

public Tab1() {
    // Required empty public constructor


}

/**
 * Use this factory method to create a new instance of
 * this fragment using the provided parameters.
 *
 * @param param1 Parameter 1.
 * @param param2 Parameter 2.
 * @return A new instance of fragment Tab1.
 */
// TODO: Rename and change types and number of parameters
public static Tab1 newInstance(String param1, String param2) {
    Tab1 fragment = new Tab1();
    Bundle args = new Bundle();
    args.putString(ARG_PARAM1, param1);
    args.putString(ARG_PARAM2, param2);
    fragment.setArguments(args);
    return fragment;
}

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    if (getArguments() != null) {
        mParam1 = getArguments().getString(ARG_PARAM1);
        mParam2 = getArguments().getString(ARG_PARAM2);

    }
}

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
                         Bundle savedInstanceState) {
    cliente = new AsyncHttpClient();
    View view = inflater.inflate(R.layout.fragment_tab1, container, false);
    // Inflate the layout for this fragment
    rvPedidos = (RecyclerView) view.findViewById(R.id.rv_pedidos);
    lmanager = new LinearLayoutManager(this.getActivity());
    rvPedidos.setLayoutManager(lmanager);
    rvPedidos.setHasFixedSize(true);


    obtenerPedidos();

    return view;
}

// TODO: Rename method, update argument and hook method into UI event
public void onButtonPressed(Uri uri) {
    if (mListener != null) {
        mListener.onFragmentInteraction(uri);
    }
}

@Override
public void onAttach(Context context) {
    super.onAttach(context);
    if (context instanceof OnFragmentInteractionListener) {
        mListener = (OnFragmentInteractionListener) context;
    } else {
        throw new RuntimeException(context.toString()
                + " must implement OnFragmentInteractionListener");
    }
}

@Override
public void onDetach() {
    super.onDetach();
    mListener = null;
}

/**
 * This interface must be implemented by activities that contain this
 * fragment to allow an interaction in this fragment to be communicated
 * to the activity and potentially other fragments contained in that
 * activity.
 * <p>
 * See the Android Training lesson <a href=
 * "http://developer.android.com/training/basics/fragments/communicating.html"
 * >Communicating with Other Fragments</a> for more information.
 */
public interface OnFragmentInteractionListener {
    // TODO: Update argument type and name
    void onFragmentInteraction(Uri uri);
}

private void obtenerPedidos(){
    String url = "https://nuevalibertad.000webhostapp.com/ConectarDB/ObtenerDatos.php";
    cliente.post(url, new AsyncHttpResponseHandler() {
        @Override
        public void onSuccess(int statusCode, Header[] headers, byte[] responseBody) {

            if (statusCode == 200){

                listarPedidos (new String (responseBody));
            }
        }

        @Override
        public void onFailure(int statusCode, Header[] headers, byte[] responseBody, Throwable error) {

        }
    });

}

private void listarPedidos (String respuesta){

    ArrayList<Pedidos> lista = new ArrayList<>();
    try{
        JSONArray jsonArreglo = new JSONArray(respuesta);
        for (int i=0; i<jsonArreglo.length();i++){
            Pedidos p = new Pedidos();

            p.setIdPedido(jsonArreglo.getJSONObject(i).getInt("ID_PEDIDO"));
            p.setNomCliente(jsonArreglo.getJSONObject(i).getString("NOMBRE_CLIENTE"));
            p.setDireccion(jsonArreglo.getJSONObject(i).getString("DIRECCION"));
            p.setNumContac(jsonArreglo.getJSONObject(i).getString("NUMEROCONTACTO"));
            p.setCantidad(jsonArreglo.getJSONObject(i).getInt("CANTIDAD"));
            p.setEstado(jsonArreglo.getJSONObject(i).getString("ESTADO"));
            lista.add(p);
        }

        rvAdapter = new PedidosAdapter(lista);

        rvPedidos.setAdapter(rvAdapter);

    }catch (Exception e1){

        e1.printStackTrace();
    }

}