package es.tatvil.elfarodelperegrino;

import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
import androidx.annotation.NonNull;
import androidx.recyclerview.widget.RecyclerView;
import java.util.List;
import java.util.Locale;

public class AlbergueAdapter extends RecyclerView.Adapter<AlbergueAdapter.AlbergueViewHolder> {

    private List<Albergue> listaAlbergues;
    private double etapaLat, etapaLon;

    public AlbergueAdapter(List<Albergue> listaAlbergues, double etapaLat, double etapaLon) {
        this.listaAlbergues = listaAlbergues;
        this.etapaLat = etapaLat;
        this.etapaLon = etapaLon;
    }

    @NonNull
    @Override
    public AlbergueViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
        View view = LayoutInflater.from(parent.getContext())
                .inflate(R.layout.item_albergue, parent, false);
        return new AlbergueViewHolder(view);
    }

    @Override
    public void onBindViewHolder(@NonNull AlbergueViewHolder holder, int position) {
        Albergue albergue = listaAlbergues.get(position);
        holder.tvNombre.setText(albergue.getNombre());
        holder.tvTipo.setText("Tipo: " + albergue.getTipo());
        holder.tvTelefono.setText("Tel: " + albergue.getTelefono());

        float[] results = new float[1];
        android.location.Location.distanceBetween(etapaLat, etapaLon, albergue.getLatitud(), albergue.getLongitud(), results);
        float distanciaKm = results[0] / 1000;
        
        holder.tvDistancia.setText(String.format(Locale.getDefault(), "A %.1f km del destino", distanciaKm));
    }

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

    public static class AlbergueViewHolder extends RecyclerView.ViewHolder {
        TextView tvNombre, tvTipo, tvDistancia, tvTelefono;

        public AlbergueViewHolder(@NonNull View itemView) {
            super(itemView);
            tvNombre = itemView.findViewById(R.id.tvAlbergueNombre);
            tvTipo = itemView.findViewById(R.id.tvAlbergueTipo);
            tvDistancia = itemView.findViewById(R.id.tvAlbergueDistancia);
            tvTelefono = itemView.findViewById(R.id.tvAlbergueTelefono);
        }
    }
}