/*****************************************************************************
*                             MODULE DESCRIPTION
******************************************************************************
*
*      NAME:     ComboTerm.java
*      LANGUAGE: Java
*      DATE:     4.3.2004
*      AUTHOR:   Sami Kosonen, Jyväskylän yliopisto
*
******************************************************************************
*                  COPYRIGHT (C) KUIKKA-PROJEKTI
*             Limited rights granted. Please refer to license
*****************************************************************************/

/*****************************************************************************
*                                  UPDATES
******************************************************************************
*
*
*****************************************************************************/
package kakibeans;

import kotkabeans.*;
import java.sql.*;
import java.util.Calendar;

/**
 * Draws ComboBox, from which user can select an academical term.
 * There are three different terms: Autumn, Spring and Summer.
 *
 * @author Sami Kosonen
 */
public abstract class ComboTerm {

// Constants

  //These things could be declared in common.java
  public static final int AUTUMN = 0;
  public static final int SPRING = 1;
  public static final int SUMMER = 2;

  public static final String[] TERMS = {/*"-",*/ "Syksy", "Kevät", "Kesä"};

  public static final int[] TERMS_START_MONTH = {Calendar.SEPTEMBER,
      Calendar.JANUARY, Calendar.JUNE};

// Methods for prosessing Timestamp

  /**
   * Returns term, where given timestamp belongs.
   * @param time Timestamp
   * @return term
   */
  public static int getTerm(Timestamp time) {
    if (time.getMonth() >= TERMS_START_MONTH[AUTUMN])
      return AUTUMN;

    if (time.getMonth() < TERMS_START_MONTH[SUMMER])
      return SPRING;

    return SUMMER;
  }

  /**
   * Returns timestamp, where given term belongs.
   * @param term int
   * @return timestamp
   */
  public static Timestamp getTimestamp(int term) {
    if (term == AUTUMN)
      return new Timestamp(100,8,1,0,0,0,0);

    if (term == SPRING)
      return new Timestamp(100,0,1,0,0,0,0);

    if (term == SUMMER)
      return new Timestamp(100,5,1,0,0,0,0);

    return new Timestamp(100,11,31,0,0,0,0);
  }


// Printing methods

  /**
   * Prints ComboBox for terms.
   * @param buff StringBuffer where to print
   * @param user the current user
   * @param name the name for comboBox
   * @param time term is selected according to this Timestamp
   */
  public static void print(StringBuffer buff, User user, String name,
                           Timestamp time) {
    print(buff, user, 1, name, "", getTerm(time));
  }

  /**
   * Prints ComboBox for terms.
   * @param buff StringBuffer where to print
   * @param user the current user
   * @param name the name for comboBox
   * @param id the id attribute for comboBox
   * @param time term is selected according to this Timestamp
   */
  public static void print(StringBuffer buff, User user, String name, String id,
                           Timestamp time) {
    print(buff, user, 1, name, id, getTerm(time));
  }

  /**
   * Prints ComboBox for terms.
   * @param buff StringBuffer where to print
   * @param user the current user
   * @param name the name for comboBox
   * @param id the id attribute for comboBox
   * @param selectedTerm can be ComboTerm.AUTUMN, -.SPRING or -.SUMMER
   */
  public static void print(StringBuffer buff, User user, String name, String id,
                           int selectedTerm) {
    print(buff, user, 1, name, id, selectedTerm);
  }

  /**
   * Prints ComboBox for terms.
   * @param buff StringBuffer where to print
   * @param user the current user
   * @param size the size of the comboBox
   * @param name the name for comboBox
   * @param id the id attribute for comboBox
   * @param selectedTerm can be ComboTerm.AUTUMN, -.SPRING or -.SUMMER
   */
  public static void print(StringBuffer buff, User user, int size, String name,
                           String id, int selectedTerm) {
    buff.append("<select name=\"" + name + "\"");
    if (!"".equals(id) || id != null) buff.append(" id=\"" + id + "\"");
    buff.append(" size=\"" + size + "\"/>" + "\n");
    for (int i = 0; i < TERMS.length; i++) {
      buff.append("<option value=\"" + i + "\"");
      if (selectedTerm == i) buff.append(" selected=\"selected\" ");
      buff.append(">" + user.T(TERMS[i]) + "</option>)");
    }
    buff.append("</select>");
  }

  public static void printAsText(StringBuffer buff, Timestamp time){
    int term = getTerm(time);
    if(term == SUMMER){
      buff.append("Kesä");
    }
    else if(term == SPRING){
      buff.append("Kevät");
    }
    else{
      buff.append("Syksy");
    }
  }

}