package com.m7.nomad;

import java.util.ArrayList;
import java.util.List;

import android.content.Context;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.Filter;
import android.widget.Filterable;
import android.widget.ImageView;
import android.widget.TextView;

public class PlacesListAdapter extends ArrayAdapter<Place> implements
		Filterable {

	public Context mContext;

	List<Place> mPlaces, orig;

	public PlacesListAdapter(Context context, int resource, List<Place> places) {
		super(context, resource, places);
		// TODO Auto-generated constructor stub
		this.mPlaces = places;
		this.mContext = context;

		orig = new ArrayList<Place>(this.mPlaces);

	}

	@Override
	public Place getItem(int position) {
		// TODO Auto-generated method stub
		return mPlaces.get(position);
	}

	@Override
	public long getItemId(int position) {
		return position;
	}

	@Override
	public View getView(int position, View convertView, ViewGroup parent) {

		ViewHolder holder;

		if (convertView == null) {
			LayoutInflater viewInflater;
			viewInflater = LayoutInflater.from(getContext());
			convertView = viewInflater.inflate(R.layout.list_item_places, null);

			holder = new ViewHolder();
			holder.placeTitle = (TextView) convertView
					.findViewById(R.id.place_title);
			holder.placeDistance = (TextView) convertView
					.findViewById(R.id.place_distance);
			holder.placeCategoryIcon = (ImageView) convertView
					.findViewById(R.id.place_category_icon);

			convertView.setTag(holder);

		} else {
			holder = (ViewHolder) convertView.getTag();
		}

		Log.i("Nomad", mPlaces.get(position).getPlaceName());
		holder.placeTitle.setText(mPlaces.get(position).getPlaceName());
		holder.placeDistance.setText(mPlaces.get(position).getPlaceDistance());
		holder.placeCategoryIcon
				.setImageResource(R.drawable.icon_category_hillstation);

		// // Setting Alternative Row Colors
		if (position % 2 == 0) {
			convertView
					.setBackgroundResource(R.drawable.list_view_places_row_1);
		} else {
			convertView
					.setBackgroundResource(R.drawable.list_view_places_row_2);
		}

		return convertView;
	}

	static class ViewHolder {
		TextView placeId;

		TextView placeTitle;

		TextView placeDistance;

		ImageView placeCategoryIcon;
	}

	@Override
	public Filter getFilter() {
		// TODO Auto-generated method stub
		return new PlaceFilter();
	}

	private class PlaceFilter extends Filter {

		@Override
		protected FilterResults performFiltering(CharSequence constraint) {

			constraint = constraint.toString().toLowerCase();
			FilterResults result = new FilterResults();

			if (constraint != null && constraint.toString().length() > 0) {

				List<Place> founded = new ArrayList<Place>();
				for (Place item : mPlaces) {
					if (item.toString().toLowerCase().contains(constraint)) {
						founded.add(item);
					}
				}

				result.values = founded;
				result.count = founded.size();
			} else {
				result.values = orig;
				result.count = orig.size();
			}
			return result;
		}

		@Override
		protected void publishResults(CharSequence constraint,
				FilterResults results) {
			clear();
			for (Place item : (List<Place>) results.values) {
				add(item);
			}
			notifyDataSetChanged();
		}

	}

}