package org.myorg.jpatickets.bl;
   
   import java.util.ArrayList;
   
   import java.util.List;
   
   import org.myorg.jpatickets.bo.Seat;
   import org.myorg.jpatickets.bo.Venue;
   import org.myorg.jpatickets.dao.VenueDAO;
  
  public class VenueMgmtImpl implements VenueMgmt {
      VenueDAO dao;
      
      public void setDao(VenueDAO dao) {
          this.dao = dao;
      }
  
      @Override
      public Venue createVenue(Venue venue, int sections, int positions, int rows) {
          List<Seat> seats = new ArrayList<Seat>(sections * positions * rows);
          for (int s=0; s<sections; s++) {
              String section = Character.toString((char)('A'+s));
              for (int row=0; row<rows; row++) {
                  for (int pos=0; pos<positions; pos++) {
                      Seat seat = new Seat(venue, section, row, pos);
                      seats.add(seat);
                  }
              }
          }
          dao.saveVenue(venue, seats);
          return venue;
      }
  
      @Override
      public Venue getVenue(String venueId) {
          return dao.getVenue(venueId);
      }
  }