/*
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 * and open the template in the editor.
 */

package patternjavaimplementation;

import java.util.*;


class WorkShop {

    public void construct(HouseBuilder hb) {
        hb.buildFoundation();
        hb.buildFrame();
        hb.buildExterior();
        hb.buildInterior();
    }
}

//set steps for building a house
abstract class HouseBuilder {

    protected House house = new House();

    protected String showProgress() {
        return house.toString();
    }

    abstract public void buildFoundation();

    abstract public void buildFrame();

    abstract public void buildExterior();

    abstract public void buildInterior();
}

class OneStoryHouse extends HouseBuilder {

    public OneStoryHouse(String features) {
        house.setType(this.getClass() + " " + features);
    }

    public void buildFoundation() {
        house.setProgress("foundation is done");
    }

    public void buildFrame() {
        house.setProgress("frame is done");
    }

    public void buildExterior() {
        house.setProgress("Exterior is done");
    }

    public void buildInterior() {
        house.setProgress("Interior is under going");
    }
}

class TwoStoryHouse extends HouseBuilder {

    public TwoStoryHouse(String features) {
        house.setType(this.getClass() + " " + features);
    }

    public void buildFoundation() {
        house.setProgress("foundation is done");
    }

    public void buildFrame() {
        house.setProgress("frame is under construction");
    }

    public void buildExterior() {
        house.setProgress("Exterior is waiting to start");
    }

    public void buildInterior() {
        house.setProgress("Interior is not started yet");
    }
}

class House {

    private String type = null;
    private List features = new ArrayList();

    public House() {
    }

    public House(String type) {
        this.type = type;
    }

    public void setType(String type) {
        this.type = type;
    }

    public String getType() {
        return type;
    }

    public void setProgress(String s) {
        features.add(s);
    }

    @Override
    public String toString() {
        StringBuilder ff = new StringBuilder();
        String t = type.substring(6);
        ff.append(t).append("\n ");
        for (int i = 0; i < features.size(); i++) {
            ff.append(features.get(i)).append("\n ");
        }
        return ff.toString();
    }
}



class TestBuilder {

    public static void main(String[] args) {

        HouseBuilder one = new OneStoryHouse("2 bedrooms, 2.5 baths, 2-car garage, 1500 sqft");
        HouseBuilder two = new TwoStoryHouse("4 bedrooms, 4 baths, 3-car garage, 5000 sqft");

        WorkShop shop = new WorkShop();
        shop.construct(one);
        shop.construct(two);

        System.out.println("Check house building progress: \n");
        System.out.println(one.showProgress());
        System.out.println(two.showProgress());
    }

}