AirportRecyclerAdapter.java

package org.michenux.yourappidea.airport;

import android.content.Context;
import android.graphics.drawable.Drawable;
import android.support.v4.content.ContextCompat;
import android.support.v7.widget.RecyclerView;
import android.text.format.DateFormat;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.TextView;

import org.michenux.yourappidea.R;

import java.util.Collection;
import java.util.List;

public class AirportRecyclerAdapter extends RecyclerView.Adapter<AirportRecyclerAdapter.AirportViewHolder> {
    private java.text.DateFormat df;
    private java.text.DateFormat tf;

    private List<Flight> flights;
    private String mode;

    public AirportRecyclerAdapter(List<Flight> flights, Context context, String currentMode) {
        super();
        df = DateFormat.getDateFormat(context);
        tf = DateFormat.getTimeFormat(context);
        this.flights = flights;
        this.mode = currentMode;
    }

    @Override
    public AirportViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
        LayoutInflater inflater = LayoutInflater.from(parent.getContext());
        View updateView = inflater.inflate(R.layout.airport_listitem, parent, false);
        return new AirportViewHolder(updateView);
    }

    @Override
    public void onBindViewHolder(AirportViewHolder viewHolder, int position) {
        Context context = viewHolder.itemView.getContext();
        Flight flight = this.flights.get(position);
        viewHolder.flightNameView.setText(flight.getFlight());
        viewHolder.flightFromView.setText(flight.getName());
        if (flight.getEta() != null) {
            viewHolder.flightEtaView.setText(context.getString(R.string.airport_eta, df.format(flight.getEta()) + " " + tf.format(flight.getEta())));
        } else {
            viewHolder.flightEtaView.setText("");
        }
        viewHolder.flightTypeView.setText(flight.getType());
        viewHolder.flightSpeedView.setText(context.getString(R.string.airport_speed, Double.toString(Math.round(flight.getSpeed() * 1.852))));
        viewHolder.flightAltView.setText(context.getString(R.string.airport_altitude, Double.toString(Math.round(flight.getAltitude() / 3.2808))));

        Drawable drawable = ContextCompat.getDrawable(viewHolder.itemView.getContext(),
                mode.equals("in") ? R.drawable.airport_landing : R.drawable.airport_takeoff);
        viewHolder.flightPicture.setImageDrawable(drawable);
    }

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

    public void clear() {
        this.flights.clear();
    }

    public void add(Flight flight) {
        this.flights.add(flight);
    }

    public void addAll(Collection<Flight> flights) {
        this.flights.addAll(flights);
    }

    public void setMode(String mode) {
        this.mode = mode;
    }

    public static class AirportViewHolder extends RecyclerView.ViewHolder {
        public ImageView flightPicture;
        public TextView flightNameView;
        public TextView flightFromView;
        public TextView flightEtaView;
        public TextView flightTypeView;
        public TextView flightSpeedView;
        public TextView flightAltView;

        public AirportViewHolder(View itemView) {
            super(itemView);
            // Picture
            flightPicture = (ImageView) itemView
                    .findViewById(R.id.flight_picture);
            // Name
            flightNameView = (TextView) itemView
                    .findViewById(R.id.flight_name);
            //From
            flightFromView = (TextView) itemView
                    .findViewById(R.id.flight_from);
            // ETA
            flightEtaView = (TextView) itemView
                    .findViewById(R.id.flight_eta);
            // Type
            flightTypeView = (TextView) itemView
                    .findViewById(R.id.flight_type);
            //Speed
            flightSpeedView = (TextView) itemView
                    .findViewById(R.id.flight_speed);
            //Alt
            flightAltView = (TextView) itemView
                    .findViewById(R.id.flight_alt);
        }
    }
}