/*
 * Created on Jun 2, 2005
 *
 */
package net.sourceforge.fenixedu.domain.assiduousness;

import java.io.Serializable;
import java.util.EnumSet;
import java.util.HashMap;
import java.util.ResourceBundle;

import net.sourceforge.fenixedu.dataTransferObject.assiduousness.WorkScheduleDaySheet;
import net.sourceforge.fenixedu.util.WeekDay;

import org.joda.time.DateTime;

import com.linkare.commons.metainfo.Linkare;

/**
 * @author velouria@velouria.org & Prof. J. Cachopo
 * 
 */

public class WorkWeek implements Serializable {

    public static final WorkWeek WORK_WEEK = new WorkWeek(EnumSet.range(WeekDay.MONDAY, WeekDay.SUNDAY));

    // set containing the week days
    private final EnumSet<WeekDay> days;

    public WorkWeek(EnumSet<WeekDay> newDays) {
	EnumSet<WeekDay> myDays = EnumSet.noneOf(WeekDay.class);
	for (WeekDay day : newDays) {
	    myDays.add(day);
	}
	days = myDays;
    }

    public WorkWeek(WeekDay... newDays) {
	EnumSet<WeekDay> myDays = EnumSet.noneOf(WeekDay.class);
	for (WeekDay day : newDays) {
	    myDays.add(day);
	}
	days = myDays;
    }

    public EnumSet<WeekDay> getDays() {
	return days;
    }

    public boolean worksAt(WeekDay day) {
	return getDays().contains(day);
    }

    // counts how many days per week the employee works
    public int workDaysPerWeek() {
	int workDays = 0;
	for (WeekDay day : getDays()) {
	    if (getDays().contains(day)) {
		workDays++;
	    }
	}
	return workDays;
    }

    @Linkare(author = "Paulo Zenida", comments = "Created method to be used from the outside to avoid violating the practice Naming - Suspicious equals method name")
    @Override
    public boolean equals(Object obj) {
	if (!(obj instanceof WorkWeek)) {
	    return false;
	}
	return equalsTo((WorkWeek) obj);
    }

    @Linkare(author = "Paulo Zenida", comments = "Prevented violation Naming - suspicious equals method name")
    private boolean equalsTo(WorkWeek workWeek) {
	return workWeek.getDays().containsAll(getDays()) && getDays().containsAll(workWeek.getDays());
    }

    public boolean contains(WorkWeek otherWorkWeek) {
	for (WeekDay otherWorkWeekDay : otherWorkWeek.getDays()) {
	    if (!getDays().contains(otherWorkWeekDay))
		return false;
	}
	return true;
    }

    public boolean contains(DateTime date) {
	WeekDay dayOfWeek = WeekDay.fromJodaTimeToWeekDay(date);
	if (getDays().contains(dayOfWeek)) {
	    return true;
	}
	return false;
    }

    public void validateWorkScheduleDays(HashMap<String, WorkScheduleDaySheet> workScheduleDays, ResourceBundle bundle) {
	for (WeekDay weekDay : getDays()) {
	    if (workScheduleDays.get(weekDay.toString()) == null) {
		WorkScheduleDaySheet workScheduleDaySheet = new WorkScheduleDaySheet();
		workScheduleDaySheet.setSchedule("");
		workScheduleDaySheet.setWeekDay(bundle.getString(weekDay.toString() + "_ACRONYM"));
		workScheduleDays.put(weekDay.toString(), workScheduleDaySheet);
	    }
	}
    }
}