package edu.sampleu.bookstore.document.web;

 import javax.servlet.http.HttpServletRequest;

 import javax.servlet.http.HttpServletResponse;

 import org.apache.struts.action.ActionForm;

 import org.apache.struts.action.ActionForward;

 import org.apache.struts.action.ActionMapping;

 import org.kuali.rice.kns.web.struts.action.KualiTransactionalDocumentActionBase;

 import org.kuali.rice.kns.web.struts.form.KualiForm;

 import org.kuali.rice.krad.service.KRADServiceLocator;

 import org.kuali.rice.core.util.type.KualiDecimal;

 import edu.sampleu.bookstore.bo.Book;

 import edu.sampleu.bookstore.bo.BookOrder;

 import edu.sampleu.bookstore.document.BookOrderDocument;

 /*

  * BookOrderAction class file for BookOrder maintenance Object

  * Actions prior to submit and post-Submit processes are handled.  

  */

 public class BookOrderAction extends KualiTransactionalDocumentActionBase {

         public ActionForward addBookOrder(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request, HttpServletResponse response) throws Exception {

                 BookOrderForm form = (BookOrderForm) actionForm;

         BookOrderDocument document = form.getBookOrderDocument();

         BookOrder newBookEntry = form.getNewBookOrder();       

         document.addBookOrder(newBookEntry);

                 for (BookOrder entry : document.getBookOrders()) {

                         if (entry.getBookId() != null) {

                                 Book book = KRADServiceLocator.getBusinessObjectService().findBySinglePrimaryKey(Book.class, entry.getBookId());

                                 entry.setUnitPrice(book.getPrice());

                                 Double totalPrice = 0.0d;

                                 if (book.getPrice() != null && entry.getQuantity() != null) {

                                         totalPrice = book.getPrice().doubleValue() * entry.getQuantity().intValue();

                                         if (entry.getDiscount() != null        && entry.getDiscount().doubleValue() > 0) {

                                                 totalPrice = totalPrice - (totalPrice * entry.getDiscount().doubleValue() / 100);

                                         }

                                 }

                                 entry.setTotalPrice(new KualiDecimal(totalPrice));

                         }

                 }

         // clear the used book order entry

         form.setNewBookOrder(new BookOrder());

         return mapping.findForward("basic");

     }

         public ActionForward deleteBookOrder(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request, HttpServletResponse response) throws Exception {

         BookOrderForm form = (BookOrderForm) actionForm;

         BookOrderDocument document = form.getBookOrderDocument();

         int deleteIndex = getLineToDelete(request);

         document.removeBookOrder(deleteIndex);

         return mapping.findForward("basic");        

     }

         @Override

         protected void doProcessingAfterPost(KualiForm actionForm, HttpServletRequest request) {

                 super.doProcessingAfterPost(actionForm, request);

                 BookOrderForm form = (BookOrderForm) actionForm;

         BookOrderDocument document = form.getBookOrderDocument();

         for (BookOrder entry : document.getBookOrders()) {

                 if(entry.getBookId() != null){

                 Book book = KRADServiceLocator.getBusinessObjectService().findBySinglePrimaryKey(Book.class, entry.getBookId());

                 entry.setUnitPrice(book.getPrice());

                         Double totalPrice = 0.0d;

                         if (book.getPrice() != null && entry.getQuantity() != null) {

                                 totalPrice = book.getPrice().doubleValue() * entry.getQuantity().intValue();

                                 if (entry.getDiscount() != null && entry.getDiscount().doubleValue() > 0) {

                                         totalPrice = totalPrice        - (totalPrice * entry.getDiscount().doubleValue() / 100);

                                 }

                         }

                         entry.setTotalPrice(new KualiDecimal(totalPrice));

                 entry.setBook(book);

                 }

         }

         }

 }