package domain;

import java.util.LinkedList;

import configuration.ConfigXML;
import dataAccess.DB4oManager;

public class Administrator {

	private static Administrator admin = null;
	private static LinkedList<RuralHouse> addRequest;
	private static LinkedList<RuralHouse> removeRequest;
	private static LinkedList<Account> newOwnerRequest;
	static ConfigXML c;

	private Administrator() {
		addRequest = new LinkedList<RuralHouse>();
		removeRequest = new LinkedList<RuralHouse>();
		newOwnerRequest = new LinkedList<Account>();
	}

	public static Administrator getInstance() {
		c = ConfigXML.getInstance();
		if (admin == null) {
			if (c.getDataBaseOpenMode().equals("initialize")) {
				admin = new Administrator();
			} else {
				DB4oManager db4o;
				try {
					db4o = DB4oManager.getInstance();
					admin = db4o.getAdminData();
				} catch (Exception e) {
					// TODO Auto-generated catch block
					e.printStackTrace();
				}
			}
		}
		
		return admin;

	}

	public static void saveInstance() {
		try {
			DB4oManager.getInstance().storeAdmin();
		} catch (Exception e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}

	public LinkedList<RuralHouse> getAddRequest() {
		return addRequest;
	}

	public LinkedList<RuralHouse> getRemoveRequest() {
		return removeRequest;
	}

	public void setAddRequest(LinkedList<RuralHouse> addRequest) {
		Administrator.addRequest = addRequest;
	}

	public void setRemoveRequest(LinkedList<RuralHouse> removeRequest) {
		Administrator.removeRequest = removeRequest;
	}

	public LinkedList<Account> getNewOwnerRequest() {
		return newOwnerRequest;
	}

	public void setNewOwnerRequest(LinkedList<Account> newOwnerRequest) {
		Administrator.newOwnerRequest = newOwnerRequest;
	}

}