package net.sourceforge.fenixedu.domain.accessControl;

import java.util.Collection;
import java.util.Set;

import net.sourceforge.fenixedu.domain.Department;
import net.sourceforge.fenixedu.domain.ExecutionYear;
import net.sourceforge.fenixedu.domain.Person;
import net.sourceforge.fenixedu.domain.Teacher;

public class DepartmentTeachersByExecutionYearGroup extends DepartmentByExecutionYearGroup {

    /**
         * 
         */
    private static final long serialVersionUID = 8466471514890333054L;

    public DepartmentTeachersByExecutionYearGroup(ExecutionYear executionYear, Department department) {
	super(executionYear, department);
    }

    public DepartmentTeachersByExecutionYearGroup(String executionYear, String department) {
	super(executionYear, department);

    }

    @Override
    public Set<Person> getElements() {
	Set<Person> elements = super.buildSet();
	Collection<Teacher> departmentTeachers = getDepartment().getAllTeachers(getExecutionYear().getBeginDateYearMonthDay(),
		getExecutionYear().getEndDateYearMonthDay());

	for (Teacher teacher : departmentTeachers) {
	    elements.add(teacher.getPerson());
	}

	return super.freezeSet(elements);
    }

    @Override
    public boolean isMember(Person person) {
	if (person != null && person.hasTeacher()) {
	    final Department lastWorkingDepartment = person.getTeacher().getLastWorkingDepartment(
		    getExecutionYear().getBeginDateYearMonthDay(), getExecutionYear().getEndDateYearMonthDay());
	    return (lastWorkingDepartment != null && lastWorkingDepartment.equals(getDepartment()));
	}

	return false;
    }

    public static class Builder extends DepartmentByExecutionYearGroup.Builder {

	@Override
	protected DepartmentByExecutionYearGroup buildConcreteGroup(String year, String department) {
	    return new DepartmentTeachersByExecutionYearGroup(year, department);
	}

    }
}