praktikum-holons/src/ui/controller/AutoSaveController.java

package ui.controller;

import ui.model.Model;

public class AutoSaveController {
	private Model MODEL;
	private int max = Integer.MAX_VALUE;
	private int numberOfSaves = 20;
	private int currentSave;
	private int count = 0;
	private boolean isAllowed = false;

	public AutoSaveController(Model model) {
		this.MODEL = model;
	}

	public void increaseAutoSaveNr() {
		currentSave = MODEL.getAutoSaveNr() + 1;
		if (count < currentSave) {
			count = currentSave;
		}
		if (numberOfSaves == count) {
			isAllowed = true;
		}
		if (currentSave > max) {
			currentSave = 0;
		}

		MODEL.setAutoSaveNr(currentSave);
	}

	public void decreaseAutoSaveNr() {
		currentSave = MODEL.getAutoSaveNr() - 1;
		// if (currentSave < 0) {
		// currentSave = max;
		// }
		MODEL.setAutoSaveNr(currentSave);
	}

	public int getAutoSaveNr() {
		return MODEL.getAutoSaveNr();
	}

	public boolean allowed() {
		return isAllowed;
	}
}