/*
 * ReadExamsMap.java
 * 
 * Created on 2003/05/26
 */

package net.sourceforge.fenixedu.applicationTier.Servico.resourceAllocationManager;

import java.util.ArrayList;
import java.util.Calendar;
import java.util.List;

import net.sourceforge.fenixedu.applicationTier.FenixService;
import net.sourceforge.fenixedu.dataTransferObject.InfoExam;
import net.sourceforge.fenixedu.dataTransferObject.InfoExamWithRoomOccupationsAndScopesWithCurricularCoursesWithDegreeAndSemesterAndYear;
import net.sourceforge.fenixedu.dataTransferObject.InfoExecutionCourse;
import net.sourceforge.fenixedu.dataTransferObject.InfoExecutionPeriod;
import net.sourceforge.fenixedu.dataTransferObject.InfoRoom;
import net.sourceforge.fenixedu.dataTransferObject.InfoRoomExamsMap;
import net.sourceforge.fenixedu.domain.Exam;
import net.sourceforge.fenixedu.domain.space.AllocatableSpace;

import org.apache.commons.collections.CollectionUtils;
import org.apache.commons.collections.Transformer;

import pt.ist.fenixWebFramework.security.accessControl.Checked;
import pt.ist.fenixWebFramework.services.Service;

public class ReadAllRoomsExamsMap extends FenixService {

    @Checked("RolePredicates.RESOURCE_ALLOCATION_MANAGER_PREDICATE")
    @Service
    public static List run(InfoExecutionPeriod infoExecutionPeriod) {

	// Object to be returned
	List<InfoRoomExamsMap> infoRoomExamMapList = new ArrayList<InfoRoomExamsMap>();

	// Exam seasons hardcoded because this information
	// is not yet available from the database
	Calendar startSeason1 = Calendar.getInstance();
	startSeason1.set(Calendar.YEAR, 2005);
	startSeason1.set(Calendar.MONTH, Calendar.JANUARY);
	startSeason1.set(Calendar.DAY_OF_MONTH, 3);
	startSeason1.set(Calendar.HOUR_OF_DAY, 0);
	startSeason1.set(Calendar.MINUTE, 0);
	startSeason1.set(Calendar.SECOND, 0);
	startSeason1.set(Calendar.MILLISECOND, 0);
	Calendar endSeason2 = Calendar.getInstance();
	endSeason2.set(Calendar.YEAR, 2005);
	endSeason2.set(Calendar.MONTH, Calendar.FEBRUARY);
	endSeason2.set(Calendar.DAY_OF_MONTH, 12);
	endSeason2.set(Calendar.HOUR_OF_DAY, 0);
	endSeason2.set(Calendar.MINUTE, 0);
	endSeason2.set(Calendar.SECOND, 0);
	endSeason2.set(Calendar.MILLISECOND, 0);

	List<AllocatableSpace> rooms = AllocatableSpace.getAllActiveAllocatableSpacesExceptLaboratoriesForEducation();
	for (final AllocatableSpace room : rooms) {
	    InfoRoomExamsMap infoExamsMap = new InfoRoomExamsMap();

	    // Set Exam Season info
	    infoExamsMap.setInfoRoom(InfoRoom.newInfoFromDomain(room));
	    infoExamsMap.setStartSeason1(startSeason1);
	    infoExamsMap.setEndSeason1(null);
	    infoExamsMap.setStartSeason2(null);
	    infoExamsMap.setEndSeason2(endSeason2);

	    List exams = Exam.getAllByRoomAndExecutionPeriod(room.getNome(), infoExecutionPeriod.getName(), infoExecutionPeriod
		    .getInfoExecutionYear().getYear());
	    infoExamsMap.setExams((List) CollectionUtils.collect(exams, TRANSFORM_EXAM_TO_INFOEXAM));

	    infoRoomExamMapList.add(infoExamsMap);
	}

	return infoRoomExamMapList;
    }

    private static final Transformer TRANSFORM_EXAM_TO_INFOEXAM = new Transformer() {
	public Object transform(Object exam) {
	    InfoExam infoExam = InfoExamWithRoomOccupationsAndScopesWithCurricularCoursesWithDegreeAndSemesterAndYear
		    .newInfoFromDomain((Exam) exam);
	    infoExam.setInfoExecutionCourse(InfoExecutionCourse.newInfoFromDomain(((Exam) exam).getAssociatedExecutionCourses()
		    .get(0)));
	    return infoExam;
	}
    };

}