/*
 * Created on Nov 30, 2004
 * 
 */
package net.sourceforge.fenixedu.util;

import java.util.Collections;
import java.util.Iterator;
import java.util.List;

import javax.servlet.http.HttpServletRequest;

import net.sourceforge.fenixedu.dataTransferObject.InfoObject;

import org.apache.commons.beanutils.BeanComparator;

/**
 * @author Joćo Fialho & Rita Ferreira
 * 
 */
public class InquiriesUtil extends FenixUtil {
    
	//CONSTANTS FOR THE INQUIRY FILLING
	public static final String STUDENT_ATTENDS= "studentAttends";
	public static final String EVALUATED_STUDENT_ATTENDS = "evaluatedStudentAttends";
	public static final String ATTENDING_COURSE_TEACHERS = "attendingCourseTeachers";
	public static final String ATTENDING_EXECUTION_COURSE = "attendingExecutionCourse";
	public static final String STUDENT_ATTENDS_ID = "studentAttendsId";
	public static final String ATTENDING_EXECUTION_COURSE_ID = "attendingExecutionCourseId";
	
	public static final String ATTENDING_COURSE_TEACHER_ID = "attendingCourseTeacherId";
	public static final String CLASS_TYPE = "classType";
	public static final String ATTENDING_COURSE_ROOMS = "attendingCourseRooms";
	public static final String ATTENDING_COURSE_ROOM_ID = "attendingCourseRoomId";
	public static final String ATTENDING_COURSE_SCHOOL_CLASSES = "attendingCourseSchoolClasses";
	
	public static final String CURRENT_EXECUTION_PERIOD = "currentExecutionPeriod";
	public static final String STUDENT_EXECUTION_DEGREE = "studentExecutionDegree";
	public static final String ATTENDING_COURSE_EXECUTION_DEGREES = "attendingCourseExecutionDegrees";
	public static final String ATTENDING_COURSE_EXECUTION_DEGREE = "attendingCourseExecutionDegree";
	
	public static final String INFO_STUDENT = "infoStudent";
	
	public static final String SESSION_INQUIRY = "sessionInquiry";
	public static final String ATTENDING_COURSE_TEACHER = "attendingCourseTeacher";
	public static final String SELECTED_ATTENDING_COURSE_TEACHERS = "selectedAttendingCourseTeachers";
	public static final String CURRENT_ATTENDING_COURSE_TEACHER = "currentAttendingCourseTeacher";
	public static final String CURRENT_ATTENDING_COURSE_TEACHER_FORM_POSITION = "currentAttendingCourseTeacherFormPosition";
	
	public static final String COURSE_FORM_ERROR = "courseFormError";
	public static final String STUDENT_FORM_ERROR = "studentFormError";
	public static final String CURRENT_ATTENDING_COURSE_TEACHER_FORM_ERROR = "currentAttendingCourseTeacherFormError";
	
	public static final String COMPLETE_ATTENDING_COURSE_TEACHER_ID = "completeAttendingCourseTeacherId";
	public static final String COMPLETE_ATTENDING_COURSE_NON_AFFILIATED_TEACHER_ID = "completeAttendingCourseNonAffiliatedTeacherId";

	public static final String CURRENT_ATTENDING_COURSE_ROOM = "currentAttendingCourseRoom";
	public static final String COMPLETE_ATTENDING_COURSE_ROOM_ID = "completeAttendingCourseRoomId";
	public static final String SELECTED_ATTENDING_COURSE_ROOMS = "selectedAttendingCourseRooms";
	public static final String CURRENT_ATTENDING_COURSE_ROOM_FORM_ERROR = "currentAttendingCourseRoomFormError";
	
	public static final String ANCHOR = "anchor";
	public static final String STUDENT_FORM_ANCHOR = "studentForm";
	public static final String ATTENDING_COURSE_FORM_ANCHOR = "attendingCourseForm";
	public static final String ATTENDING_COURSE_TEACHER_FORM_ANCHOR = "attendingCourseTeacherForm";
	public static final String CURRENT_ATTENDING_COURSE_TEACHER_FORM_ANCHOR = "currentAttendingCourseTeacherForm";
	public static final String ATTENDING_COURSE_ROOM_FORM_ANCHOR = "attendingCourseRoomForm";
	public static final String CURRENT_ATTENDING_COURSE_ROOM_FORM_ANCHOR = "currentAttendingCourseRoomForm";
	public static final String COMPLETE_ATTENDING_COURSE_ROOM_FORM_ANCHOR = "completeAttendingCourseRoomForm";
	public static final String SUBMIT_FORM_ANCHOR = "submitFormAnchor";
	
	public static final String INQUIRY = "inquiry";
	public static final String INFO_ATTENDING_INQUIRIES_COURSE = "infoAttendingInquiriesCourse";
	public static final String NO_ATTENDING_COURSE_TEACHER_FORM_ERROR = "noAttendingCourseTeacherForm";
	
	public static final String INQUIRY_MESSAGE_KEY = "inquiryMessageKey";
	
	//CONSTANTS FOR THE EMAIL REMINDER
	public static final String DEGREE_CURRICULAR_PLANS_LIST = "degreeCurricularPlansList";
	public static final String EMAIL_REMINDER_REPORTS_LIST = "emailReminderReportsList";
	

	public static String formatAnswer(final Double answer) {
        double ans = answer.doubleValue();
        
        if (ans > 0) {
            return Math.floor(ans) == ans ?
                    String.valueOf(answer.intValue()) : String.valueOf(ans);
        }

        return "-";
    }

    public static String formatAnswer(final Integer answer) {
        int ans = answer.intValue();
        return ans > 0 ? String.valueOf(ans) : "-";
    }

    public static String formatAnswer(final String str) {
        return ((str == null || str.length() == 0) ? "-" : str);
    }

    public static String formatAnswer(final Double answer, final Double repQuota, final Double minRepQuota) {
        return (repQuota.doubleValue() > minRepQuota.doubleValue()) ? formatAnswer(answer) : "-";
    }

    public static String formatAnswer(final String answer, final Double repQuota, final Double minRepQuota) {
        return (repQuota.doubleValue() > minRepQuota.doubleValue()) ? formatAnswer(answer) : "-";
    }

    public static String getTdClass(final Double val, final String[] classes, final String defaultClass, final double[] values) {
        if(val == null) {
            return defaultClass;
        }

        if (classes.length == (values.length-1)) {
            final double v = val.doubleValue();
            for (int i = 0; i < classes.length; i++) {
                if ((v >= values[i]) && (v < values[i+1])) {
                    return classes[i];
                }
            }
        }

        return defaultClass;
    }
    
    public static String getTdClass(final String val, final String[] classes, final String defaultClass, final String[] values) {
        if (val == null) {
            return defaultClass;
        }

        if (classes.length == values.length) {
            for (int i = 0; i < classes.length; i++) {
                if (val.equalsIgnoreCase(values[i])) {
                    return classes[i];
                }
            }
        }

        return defaultClass;
    }

	public static boolean isValidAnswer(final Number answer) {
		return ((answer != null) && (answer.doubleValue() >= 1) && (answer.doubleValue() <= 5));
	}

	public static boolean isValidAnswerWithExtraOption(final Number answer) {
		return ((answer != null) && (answer.doubleValue() >= 0) && (answer.doubleValue() <= 5));
	}

    public static String getTdClass(final Double val, final String[] classes, final String defaultClass,
            						final double[] values, final Double repQuota, final Double minRepQuota) {
        return (repQuota.doubleValue() > minRepQuota.doubleValue()) ? getTdClass(val, classes, defaultClass, values) : defaultClass;
    }

    public static String getTdClass(final String val, final String[] classes, final String defaultClass,
            						final String[] values, final Double repQuota, final Double minRepQuota) {
		return (repQuota.doubleValue() > minRepQuota.doubleValue()) ? getTdClass(val, classes, defaultClass, values) : defaultClass;
	}
	

	public static Object getFromRequest(final String name, final HttpServletRequest request) {
        final Object parameter = request.getParameter(name);
		return (parameter == null) ? request.getAttribute(name) : parameter;
	}
	
	/**
	 * @return Returns the list containing with only the first occurrence of the elementes based on the equals method
	 *             the result list is ordered by the idInternal
	 */
	public static void removeDuplicates(final List beanList) {
		if(beanList.isEmpty()) {
			return;
        }
		
		Collections.sort(beanList, new BeanComparator ("idInternal"));

		final Iterator iter = beanList.iterator();
		InfoObject prev = (InfoObject) iter.next();
		while(iter.hasNext()) {
			final InfoObject curr = (InfoObject) iter.next();
			if(curr.equals(prev)) {
				iter.remove();
            }
			prev = curr;
		}
	}

}