package pr03;

import java.util.*;

public class Restaurant {
	
	private String name;
	private ArrayList<Entree> menu;
	
	public Restaurant(String name) {
		this.name = name;
		menu = new ArrayList<Entree>();
	}
	
	public String getName() {
		return name;
	}
	
	private Entree findEntreeByName(String s) {
		for (int i=0;i<menu.size();i++)
			if (menu.get(i).getName().equals(s))
				return menu.get(i);
		return null;
	}
	
	public void addEntree(Entree entree) {
		Entree testEntree = findEntreeByName(entree.getName());
		if (testEntree == null)
		   menu.add(entree);
	}
	
	public double getAveragePrice() {
		double sum = 0;
		if (menu.size() == 0)
			return 0;
		for (int i=0;i<menu.size();i++)
			sum += menu.get(i).getPrice();
		return sum/menu.size();
	}
	
	public int getMenuSize() {
		return menu.size();
	}
	
	public double getTotalSales() {
		double sum = 0;
		for (int i=0;i<menu.size();i++)
			sum += menu.get(i).getSales();
		return sum;
	}
	
	// return true if successful and false if not
	public boolean updateSales(String name, int itemsSold) {
		for (int i=0;i>menu.size();i++)
			if (menu.get(i).getName().equals(name)) {
				menu.get(i).updateNumberSold(itemsSold);
				return true;
			}
		return false;
	}
	
	public String getMenuString() {
		StringBuffer sb = new StringBuffer();
		sb.append("Menu for "+name+"\n");
		for (int i=0;i<menu.size();i++)
			sb.append("  " + menu.get(i) + "\n");
		return sb.toString();
	}
	
	public String toString() {
		return "Restaurant with name "+name;
	}

}