package net.sourceforge.fenixedu.dataTransferObject.teacherServiceDistribution;

import java.util.ArrayList;
import java.util.Comparator;
import java.util.List;

import net.sourceforge.fenixedu.commons.CollectionUtils;
import net.sourceforge.fenixedu.dataTransferObject.DataTranferObject;
import net.sourceforge.fenixedu.domain.ExecutionSemester;
import net.sourceforge.fenixedu.domain.ShiftType;
import net.sourceforge.fenixedu.domain.organizationalStructure.PersonFunction;
import net.sourceforge.fenixedu.domain.teacher.Category;
import net.sourceforge.fenixedu.domain.teacher.TeacherServiceExemption;
import net.sourceforge.fenixedu.domain.teacherServiceDistribution.TSDCourse;
import net.sourceforge.fenixedu.domain.teacherServiceDistribution.TSDRealTeacher;
import net.sourceforge.fenixedu.domain.teacherServiceDistribution.TSDTeacher;

import org.apache.commons.collections.Predicate;

public class TSDTeacherDTOEntry extends DataTranferObject {

    public static final Comparator<TSDTeacherDTOEntry> COMPARATOR_BY_NAME = new Comparator<TSDTeacherDTOEntry>() {

	@Override
	public int compare(TSDTeacherDTOEntry o1, TSDTeacherDTOEntry o2) {
	    return o1.getName().compareTo(o2.getName());
	}

    };

    private List<TSDTeacher> tsdTeacherList;
    private List<ExecutionSemester> executionPeriodList = null;

    public TSDTeacherDTOEntry(TSDTeacher tsdTeacher, List<ExecutionSemester> executionPeriodList) {
	this.tsdTeacherList = new ArrayList<TSDTeacher>();
	this.tsdTeacherList.add(tsdTeacher);

	this.executionPeriodList = executionPeriodList;
    }

    public List<TSDProfessorshipDTOEntry> getTSDProfessorshipDTOEntries() {
	List<TSDProfessorshipDTOEntry> tsdProfessorshipDTOEntryList = new ArrayList<TSDProfessorshipDTOEntry>();

	for (TSDTeacher tsdTeacher : tsdTeacherList) {
	    for (TSDCourse course : tsdTeacher.getAssociatedTSDCourses()) {
		if (executionPeriodList.contains(course.getExecutionPeriod()))
		    tsdProfessorshipDTOEntryList.add(new TSDProfessorshipDTOEntry(
			    tsdTeacher.getTSDProfessorShipsByCourse(course), executionPeriodList));
	    }
	}

	return tsdProfessorshipDTOEntryList;
    }

    public Boolean getIsRealTeacher() {
	return tsdTeacherList.get(0) instanceof TSDRealTeacher;
    }

    public Integer getTeacherNumber() {
	return tsdTeacherList.get(0).getTeacherNumber();
    }

    public Category getCategory() {
	return tsdTeacherList.get(0).getCategory();
    }

    public String getName() {
	return tsdTeacherList.get(0).getName();
    }

    public List<ExecutionSemester> getExecutionPeriodList() {
	return executionPeriodList;
    }

    /*
     * public Double getTotalTheoreticalHoursLectured() { Double
     * totalTheoreticalHoursLectured = 0d;
     * 
     * for(TSDTeacher tsdTeacher : tsdTeacherList) {
     * totalTheoreticalHoursLectured +=
     * tsdTeacher.getTotalTheoreticalHoursLectured(executionPeriodList); }
     * 
     * return totalTheoreticalHoursLectured; }
     * 
     * public Double getTotalPraticalHoursLectured() { Double
     * totalPraticalHoursLectured = 0d;
     * 
     * for(TSDTeacher tsdTeacher : tsdTeacherList) { totalPraticalHoursLectured
     * += tsdTeacher.getTotalPraticalHoursLectured(executionPeriodList); }
     * 
     * return totalPraticalHoursLectured; }
     * 
     * public Double getTotalTheoPratHoursLectured() { Double
     * totalTheoPratHoursLectured = 0d;
     * 
     * for(TSDTeacher tsdTeacher : tsdTeacherList) { totalTheoPratHoursLectured
     * += tsdTeacher.getTotalTheoPratHoursLectured(executionPeriodList); }
     * 
     * return totalTheoPratHoursLectured; }
     * 
     * public Double getTotalLaboratorialHoursLectured() { Double
     * totalLaboratorialHoursLectured = 0d;
     * 
     * for(TSDTeacher tsdTeacher : tsdTeacherList) {
     * totalLaboratorialHoursLectured +=
     * tsdTeacher.getTotalLaboratorialHoursLectured(executionPeriodList); }
     * 
     * return totalLaboratorialHoursLectured; }
     */

    public Double getTotalHoursLectured() {
	Double totalHoursLectured = 0d;

	for (TSDTeacher tsdTeacher : tsdTeacherList) {
	    totalHoursLectured += tsdTeacher.getTotalHoursLectured(executionPeriodList);
	}

	return totalHoursLectured;
    }

    public Double getTotalHoursLecturedByShiftType(ShiftType type) {
	Double totalHoursLectured = 0d;

	for (TSDTeacher tsdTeacher : tsdTeacherList) {
	    totalHoursLectured += tsdTeacher.getTotalHoursLecturedByShiftType(type, executionPeriodList);
	}

	return totalHoursLectured;
    }

    public Integer getRequiredHours() {
	return tsdTeacherList.get(0).getRequiredHours(executionPeriodList);
    }

    public Double getAvailability() {
	return getRequiredHours() - getTotalHoursLecturedPlusExtraCredits();
    }

    public Double getServiceExemptionCredits() {
	return tsdTeacherList.get(0).getServiceExemptionCredits(executionPeriodList);
    }

    public Double getManagementFunctionsCredits() {
	return tsdTeacherList.get(0).getManagementFunctionsCredits(executionPeriodList);
    }

    public Double getRequiredTeachingHours() {
	return getRequiredHours() - getExtraCreditsValue();
    }

    public void addExecutionPeriodList(List<ExecutionSemester> executionPeriodList) {
	for (ExecutionSemester executionSemester : executionPeriodList) {
	    if (!this.executionPeriodList.contains(executionSemester)) {
		this.executionPeriodList.add(executionSemester);
	    }
	}
    }

    public void addTSDTeacher(TSDTeacher tsdTeacher) {
	this.tsdTeacherList.add(tsdTeacher);
    }

    public List<TSDTeacher> getTSDTeachers() {
	return tsdTeacherList;
    }

    public List<TeacherServiceExemption> getServiceExemptions() {
	return tsdTeacherList.get(0).getServiceExemptions(executionPeriodList);
    }

    public List<PersonFunction> getManagementFunctions() {
	return tsdTeacherList.get(0).getManagementFunctions(executionPeriodList);
    }

    public TSDProfessorshipDTOEntry getTSDProfessorshipDTOEntryByTSDCourseDTOEntry(final TSDCourseDTOEntry tsdCourseDTOEntry) {
	return (TSDProfessorshipDTOEntry) CollectionUtils.find(getTSDProfessorshipDTOEntries(), new Predicate() {

	    public boolean evaluate(Object arg0) {
		TSDProfessorshipDTOEntry tsdProfessorshipDTOEntry = (TSDProfessorshipDTOEntry) arg0;
		return tsdProfessorshipDTOEntry.getTSDCourseDTOEntry().getTSDCourse() == tsdCourseDTOEntry.getTSDCourse();
	    }

	});
    }

    public String getAcronym() {
	return tsdTeacherList.get(0).getAcronym();
    }

    public Double getTotalHoursLecturedPlusExtraCredits() {
	return tsdTeacherList.get(0).getTotalHoursLecturedPlusExtraCredits(executionPeriodList);
    }

    public Boolean getUsingExtraCredits() {
	return tsdTeacherList.get(0).getUsingExtraCredits();
    }

    public String getExtraCreditsName() {
	return tsdTeacherList.get(0).getExtraCreditsName();
    }

    public Double getExtraCreditsValue() {
	return tsdTeacherList.get(0).getExtraCreditsValue();
    }

    public String getEmailUserId() {
	return tsdTeacherList.get(0).getEmailUserId();
    }

    public String getShortName() {
	return tsdTeacherList.get(0).getShortName();
    }

}