// public method that checks for existance of children
  public boolean HasChildren(String tsn) {

    String temp = "SELECT tsn from Tree where parent_tsn='" + tsn + "'";
    if (lrank.compareTo("0") != 0 && lrank.compareTo("7") != 0)
      temp = temp + " AND rank_id<=" + lrank;
    System.out.println(temp);
    int numberOfRows = 0;
    boolean flag = false;
    try {
      result = statement.executeQuery(temp);
      metadata = result.getMetaData();
      if (result.last()) numberOfRows = result.getRow();
      result.first();
      if (numberOfRows > 0 && metadata.getColumnCount() > 0) flag = true;
    } catch (SQLException sql) {
      sql.printStackTrace();
      System.exit(1);
    }
    return flag;
  } // end of method HasChildren
  public SingleNameReport(WritableWorkbook workbook, Statement new_statement, String[] arguments) {

    String main_tsn = "";
    String main_rank = "";
    String main_kingdom = "";
    row = 0;
    try {
      statement = new_statement;
      func = new AdditionalFunctions(statement);
      copy = workbook;
      kingdom = arguments[0];
      hrank = arguments[1];
      lrank = arguments[2];
      scientificName = arguments[3];
      date_from = arguments[4];
      date_to = arguments[5];
      user = arguments[6];

      String temp = "";
      temp =
          "SELECT tsn,rank_id,kingdom_id from Tree where scientificName='" + scientificName + "'";
      System.out.println(temp);
      result = statement.executeQuery(temp);
      metadata = result.getMetaData();
      int numberOfRows = 0;
      int hrankVal = Integer.parseInt(hrank);
      int main_rankVal = 0;
      if (result.last()) numberOfRows = result.getRow();
      result.first();
      if (numberOfRows > 0 && metadata.getColumnCount() > 0) {
        main_tsn = result.getString(1);
        main_rank = result.getString(2);
        main_rankVal = Integer.parseInt(main_rank);
        main_kingdom = result.getString(3);
      }
      if (HasChildren(main_tsn) == true) FindChildInformation(main_tsn, arguments, func);

      FileInFrontPage frontPage = new FileInFrontPage(copy, statement, arguments);
      copy.write();
      copy.close();
    } catch (Exception e) {
      e.printStackTrace();
      System.exit(1);
    }
  } // end of constructor
  // public method to extract and write the Publication information
  public static void WritePublication(String publicationId, int rowNum) {

    WritableSheet sheet2 = copy.getSheet(1);

    try {
      String query =
          "SELECT address,author,publicationTitle,chapter,edition,editor,month,day,note,number,publisher,"
              + "series,title,volume,year,isbn,issn,pages FROM Publication WHERE id="
              + publicationId;
      System.out.println(query);

      ResultSet result_query = statement.executeQuery(query);
      ResultSetMetaData metadata_query = result_query.getMetaData();
      int numberOfRows = 0;
      if (result_query.last()) numberOfRows = result_query.getRow();
      result_query.first();
      if (numberOfRows > 0 && metadata_query.getColumnCount() > 0) {
        String aut_edi = result_query.getString(2);
        System.out.println("autor is " + aut_edi);
        if (result_query.getString(6).compareTo("") != 0)
          aut_edi = aut_edi + " / " + result_query.getString(6) + ",eds.";
        Label label = new Label(7, rowNum, aut_edi);
        sheet2.addCell(label);
        label = new Label(8, rowNum, result_query.getString(13));
        sheet2.addCell(label);
        String publication_name = result_query.getString(3);
        if (result_query.getString(12).compareTo("") != 0)
          publication_name = publication_name + ", ser. " + result_query.getString(12);
        if (result_query.getString(14).compareTo("0") != 0)
          publication_name = publication_name + ", vol. " + result_query.getString(14);
        if (result_query.getString(10).compareTo("0") != 0)
          publication_name = publication_name + ",no. " + result_query.getString(10);
        label = new Label(9, rowNum, publication_name);
        sheet2.addCell(label);
        label = new Label(12, rowNum, result_query.getString(11));
        sheet2.addCell(label);
        label = new Label(13, rowNum, result_query.getString(1));
        sheet2.addCell(label);
        label = new Label(15, rowNum, result_query.getString(9));
        sheet2.addCell(label);
        label = new Label(16, rowNum, result_query.getString(16));
        sheet2.addCell(label);
        label = new Label(17, rowNum, result_query.getString(17));
        sheet2.addCell(label);
        label = new Label(14, rowNum, result_query.getString(18));
        sheet2.addCell(label);

        String date = result_query.getString(15);
        String month = "Jan";
        System.out.println("month is " + result_query.getString(7));
        if (result_query.getString(7).compareTo("") != 0) month = result_query.getString(7);
        month = func.ConvertMonth(month);
        date = month + "/" + date;
        String day = "01";
        if (result_query.getString(8).compareTo("0") != 0) day = result_query.getString(8);
        if (day.length() == 1) day = "0" + day;
        date = day + "/" + date;
        label = new Label(10, rowNum, date);
        sheet2.addCell(label);
        label = new Label(11, rowNum, date);
        sheet2.addCell(label);
      }
    } catch (Exception e) {
      e.printStackTrace();
      System.exit(1);
    }
  } // end of WritePublication
  // public method to find child information
  public void FindChildInformation(String tsn, String[] arguments, AdditionalFunctions func) {

    WritableSheet sheet2 = copy.getSheet(1);
    Label label = null;
    String children[] = null;
    String temp = "", current_tsn = "", dateCreated = "";
    int dateCheck = 1;
    temp = "SELECT distinct tsn from Tree where parent_tsn='" + tsn + "'";
    try {
      result = statement.executeQuery(temp);
      metadata = result.getMetaData();
      int numberOfRows = 0;
      if (result.last()) numberOfRows = result.getRow();
      if (numberOfRows > 0 && metadata.getColumnCount() > 0) {
        result.first();
        children = new String[numberOfRows];
        for (int j = 0; j < numberOfRows; j++) {
          children[j] = result.getString(1);
          result.next();
        }
      }
      for (int j = 0; j < numberOfRows; j++) {
        int current_tsnId = Integer.parseInt(children[j]);
        if (current_tsnId >= 999000000) {
          temp =
              "SELECT distinct Tree.tsn,unit_name1,unit_name2,unit_name3,unit_name4,scientificName,`usage`,"
                  + "taxon_author,parent_tsn,rank_name, pages, publicationId, userId, dateCreated, nameType FROM Tree,"
                  + " BaseObject, TaxonConcepts, TaxonAuthors,TaxonUnitTypes"
                  + " WHERE Tree.tsn=TaxonConcepts.tsn AND Tree.tsn='"
                  + current_tsnId
                  + "' AND "
                  + "BaseObject.id=TaxonConcepts.id AND TaxonAuthors.taxon_author_id=Tree.taxon_author_id AND "
                  + "Tree.rank_id=TaxonUnitTypes.rank_id";
          System.out.println(temp);

          result = statement.executeQuery(temp);
          metadata = result.getMetaData();
          int RowNumber = 0;
          if (result.last()) RowNumber = result.getRow();
          if (RowNumber > 0 && metadata.getColumnCount() > 0) {
            current_tsn = result.getString(1);
            dateCreated = result.getString(14);
            DateFormat df = new SimpleDateFormat("yyyy-MM-dd");
            Date d1 = df.parse(dateCreated);
            Date d2 = null;
            if (date_from.compareTo("all") != 0) {
              d2 = df.parse(date_from);
              if (d2.before(d1) || d2.equals(d1)) dateCheck = 1;
              else dateCheck = 0;
            }
            if (date_to.compareTo("today") != 0) {
              d2 = df.parse(date_to);
              if (d1.before(d2) || d1.equals(d2)) dateCheck = 1;
              else dateCheck = 0;
            }
            if (result.getString(7).compareTo("public") == 0
                && result.getString(15).compareTo("Regular scientific name") == 0
                && result.getString(12).compareTo("") != 0
                && dateCheck == 1) {

              String scientificName = result.getString(6);
              String taxon_author = result.getString(8);
              String publicationId = result.getString(12);
              for (int k = 0; k < 4; k++) {
                if (result.getString(k + 2).compareTo("null") != 0) {
                  label = new Label(k, row + 1, result.getString(k + 2));
                  sheet2.addCell(label);
                }
              }
              label = new Label(4, row + 1, taxon_author);
              sheet2.addCell(label);
              label = new Label(5, row + 1, result.getString(10));
              sheet2.addCell(label);

              String parent_tsn = result.getString(9);
              String userId = result.getString(13);
              WritePublication(publicationId, row + 1);
              label = new Label(18, row + 1, func.GetSubmitter(userId));
              sheet2.addCell(label);
              label = new Label(6, row + 1, func.GetParent(parent_tsn));
              sheet2.addCell(label);

              row = row + 1;
            }
          }
        }
        continue;
      }
      for (int j = 0; j < numberOfRows; j++) {
        if (HasChildren(children[j]) == true) FindChildInformation(children[j], arguments, func);
        else continue;
      }
    } catch (Exception e) {
      e.printStackTrace();
      System.exit(1);
    }
  } // end of FindChildInformation