package net.sourceforge.fenixedu.util.middleware;

import java.util.Calendar;
import java.util.Date;

import net.sourceforge.fenixedu.domain.EnrolmentEvaluation;
import net.sourceforge.fenixedu.domain.ExecutionYear;

import org.apache.commons.lang.StringUtils;

/**
 * @author Tânia Pousão
 * 
 */
public class RowMarksFile {
    public static final int MAX_COURSECODE = 3;

    public static final int MAX_STUDENT_NUMBER = 5;

    public static final int MAX_TEACHER_NUMBER = 4;

    private Integer degreeCode = null;

    private Integer curricularYear = null;

    private Integer curricularSemester = null;

    private Integer curricularSeason = null;

    private String courseCode = null;

    private String mark = null;

    private Date evaluationDate = null;

    private Integer studentNumber = null;

    private Integer teacherNumber = null;

    private Date submitDate = null;

    private String enrollmentYear = null;

    public RowMarksFile() {
	setDegreeCode(Integer.valueOf(0));
	setCurricularYear(Integer.valueOf(0));
	setCurricularSemester(Integer.valueOf(0));
	setCurricularSeason(Integer.valueOf(0));
	setCourseCode("");
	setMark("");
	setEvaluationDate(new Date());
	setStudentNumber(Integer.valueOf(0));
	setTeacherNumber(Integer.valueOf(0));
	setSubmitDate(new Date());
	setEnrollmentYear("");
    }

    public RowMarksFile(EnrolmentEvaluation enrolmentEvaluation) {

	transform(enrolmentEvaluation);
    }

    public void transform(EnrolmentEvaluation enrolmentEvaluation) {
	Integer code = enrolmentEvaluation.getEnrolment().getStudentCurricularPlan().getDegreeCurricularPlan().getDegree()
		.getIdInternal();
	if (code.intValue() == 51)
	    setDegreeCode(Integer.valueOf(24));
	else
	    setDegreeCode(code);

	setCurricularYear(enrolmentEvaluation.getEnrolment().getCurricularCourse().getCurricularYearByBranchAndSemester(
		enrolmentEvaluation.getEnrolment().getStudentCurricularPlan().getBranch(),
		enrolmentEvaluation.getEnrolment().getExecutionPeriod().getSemester(),
		enrolmentEvaluation.getEnrolment().getExecutionPeriod().getEndDate()).getYear());
	setCurricularSemester(enrolmentEvaluation.getEnrolment().getExecutionPeriod().getSemester());
	setCurricularSeason(translateSeason(enrolmentEvaluation));
	setCourseCode(enrolmentEvaluation.getEnrolment().getCurricularCourse().getCode());
	setMark(enrolmentEvaluation.getGradeValue());
	setEvaluationDate(enrolmentEvaluation.getExamDate());
	setStudentNumber(enrolmentEvaluation.getEnrolment().getStudentCurricularPlan().getRegistration().getNumber());
	setTeacherNumber(enrolmentEvaluation.getPersonResponsibleForGrade().getEmployee().getEmployeeNumber());
	setSubmitDate(enrolmentEvaluation.getGradeAvailableDate());
	setEnrollmentYear(getExecutionYearYear(enrolmentEvaluation.getEnrolment().getExecutionPeriod().getExecutionYear()));
    }

    private Integer translateSeason(EnrolmentEvaluation enrolmentEvaluation) {
	if (enrolmentEvaluation.isNormal())
	    return Integer.valueOf(0);
	if (enrolmentEvaluation.isImprovment())
	    return Integer.valueOf(4);
	// TODO : there are other types, for now the default is 0
	return Integer.valueOf(0);
    }

    private String getExecutionYearYear(ExecutionYear executionYear) {
	String[] tokens = executionYear.getYear().split("/");
	return StringUtils.trim(tokens[0]);
    }

    public String toString() {
	Calendar calendar = Calendar.getInstance();

	String result = degreeCode.toString();
	result += curricularYear.toString();
	result += curricularSemester.toString();
	result += curricularSeason.toString();
	result += courseCode;
	result += mark;

	calendar.clear();
	calendar.setTime(evaluationDate);
	result += calendar.get(Calendar.DAY_OF_MONTH) + "/" + calendar.get(Calendar.MONTH) + "/" + calendar.get(Calendar.YEAR);

	result += studentNumber.toString();
	result += teacherNumber.toString();

	calendar.clear();
	calendar.setTime(submitDate);
	result += calendar.get(Calendar.DAY_OF_MONTH) + "/" + calendar.get(Calendar.MONTH) + "/" + calendar.get(Calendar.YEAR);
	result += enrollmentYear;

	return result;
    }

    public String toWriteInFile() {
	Calendar calendar = Calendar.getInstance();
	String day;
	String month;

	String result;
	if (degreeCode.intValue() < 10)
	    result = "0" + degreeCode.toString();
	else
	    result = degreeCode.toString();
	result += curricularYear.toString();
	result += curricularSemester.toString();
	result += curricularSeason.toString();

	int indice = courseCode.length();
	while (indice < MAX_COURSECODE) {
	    courseCode = courseCode.concat("_");
	    indice++;
	}
	result += courseCode;

	result += mark;

	calendar.clear();
	calendar.setTime(evaluationDate);
	day = new String(String.valueOf(calendar.get(Calendar.DAY_OF_MONTH)));
	month = new String(String.valueOf(calendar.get(Calendar.MONTH) + 1));
	if (calendar.get(Calendar.DAY_OF_MONTH) <= 9) {
	    day = "0" + day;
	}
	if (calendar.get(Calendar.MONTH) <= 9) {
	    month = "0" + month;
	}
	result += day + "/" + month + "/" + calendar.get(Calendar.YEAR);

	String sNumber = studentNumber.toString();
	while (sNumber.length() < MAX_STUDENT_NUMBER) {
	    sNumber = "0" + sNumber;
	}

	result += sNumber;

	String tNumber = teacherNumber.toString();
	while (tNumber.length() < MAX_TEACHER_NUMBER) {
	    tNumber = "0" + tNumber;
	}
	result += tNumber;

	calendar.clear();
	calendar.setTime(submitDate);
	day = new String(String.valueOf(calendar.get(Calendar.DAY_OF_MONTH)));
	month = new String(String.valueOf(calendar.get(Calendar.MONTH) + 1));
	if (calendar.get(Calendar.DAY_OF_MONTH) <= 9) {
	    day = "0" + day;
	}
	if (calendar.get(Calendar.MONTH) <= 9) {
	    month = "0" + month;
	}
	result += day + "/" + month + "/" + calendar.get(Calendar.YEAR);
	result += enrollmentYear;

	return result;
    }

    public String fileName() {
	String fileName;
	if (degreeCode.intValue() < 10)
	    fileName = "0" + degreeCode.toString();
	else
	    fileName = degreeCode.toString();
	String tNumber = teacherNumber.toString();
	while (tNumber.length() < MAX_TEACHER_NUMBER) {
	    tNumber = "0" + tNumber;
	}
	fileName += tNumber;
	fileName += curricularYear.toString();
	fileName += curricularSemester.toString();

	int indice = courseCode.length();
	while (indice < MAX_COURSECODE) {
	    courseCode = courseCode.concat("_");
	    indice++;
	}
	fileName += courseCode;
	fileName += ".TXT";
	return fileName;
    }

    public String getCourseCode() {
	return courseCode;
    }

    public Integer getCurricularSeason() {
	return curricularSeason;
    }

    public Integer getCurricularSemester() {
	return curricularSemester;
    }

    public Integer getCurricularYear() {
	return curricularYear;
    }

    public Integer getDegreeCode() {
	return degreeCode;
    }

    public Date getEvaluationDate() {
	return evaluationDate;
    }

    public String getMark() {
	return mark;
    }

    public Integer getStudentNumber() {
	return studentNumber;
    }

    public Date getSubmitDate() {
	return submitDate;
    }

    public Integer getTeacherNumber() {
	return teacherNumber;
    }

    public void setCourseCode(String string) {
	courseCode = string;
    }

    public void setCurricularSeason(Integer integer) {
	curricularSeason = integer;
    }

    public void setCurricularSemester(Integer integer) {
	curricularSemester = integer;
    }

    public void setCurricularYear(Integer integer) {
	curricularYear = integer;
    }

    public void setDegreeCode(Integer integer) {
	degreeCode = integer;
    }

    public void setEvaluationDate(Date date) {
	evaluationDate = date;
    }

    public void setMark(String string) {
	mark = string;
    }

    public void setStudentNumber(Integer integer) {
	studentNumber = integer;
    }

    public void setSubmitDate(Date date) {
	submitDate = date;
    }

    public void setTeacherNumber(Integer integer) {
	teacherNumber = integer;
    }

    public String getEnrollmentYear() {
	return enrollmentYear;
    }

    public void setEnrollmentYear(String enrollmentYear) {
	this.enrollmentYear = enrollmentYear;
    }
}