/*

  * Copyright 2006-2011 The Kuali Foundation

  *

  * Licensed under the Educational Community License, Version 2.0 (the "License");

  * you may not use this file except in compliance with the License.

  * You may obtain a copy of the License at

  *

  * http://www.opensource.org/licenses/ecl2.php

  *

  * Unless required by applicable law or agreed to in writing, software

  * distributed under the License is distributed on an "AS IS" BASIS,

  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

  * See the License for the specific language governing permissions and

  * limitations under the License.

  */

 package org.kuali.rice.kim.web.struts.form;

 import org.apache.log4j.Logger;

 import org.kuali.rice.core.api.parameter.Parameter;

 import org.kuali.rice.core.framework.services.CoreFrameworkServiceLocator;

 import org.kuali.rice.kim.util.KimConstants;

 import org.kuali.rice.kns.util.KNSConstants;

 import org.kuali.rice.kns.util.PagingBannerUtils;

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

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

 import javax.servlet.http.HttpServletRequest;

 import java.util.ArrayList;

 import java.util.List;

 /**

  * This is a description of what this class does - kellerj don't forget to fill this in. 

  * 

  * @author Kuali Rice Team (rice.collab@kuali.org)

  *

  */

 @SuppressWarnings("serial")

 public abstract class IdentityManagementDocumentFormBase extends KualiTransactionalDocumentFormBase {

         protected static final Logger LOG = Logger.getLogger(IdentityManagementDocumentFormBase.class);

     protected static final String MAX_MEMBERS_PER_PAGE_PARM = "MAX_MEMBERS_PER_PAGE";

         protected transient KualiTableRenderFormMetadata memberTableMetadata;

     protected int recordsPerPage = -1;

     protected boolean inquiry = false;

         protected static final String CHANGE_NAMESPACE_METHOD_TO_CALL = "methodToCall.changeNamespace";

         protected static final String CHANGE_MEMBER_TYPE_CODE_METHOD_TO_CALL = "methodToCall.changeMemberTypeCode";

         protected static final String CHANGE_DEL_ROLE_MEMBER_METHOD_TO_CALL = "methodToCall.changeDelegationRoleMember";

     /**

      * @see org.kuali.rice.kns.web.struts.form.KualiDocumentFormBase#populate(javax.servlet.http.HttpServletRequest)

      */

     @SuppressWarnings("unchecked")

         @Override

     public void populate(HttpServletRequest request) {

         super.populate(request);

         memberTableMetadata = new KualiTableRenderFormMetadata();

         if (KNSConstants.TableRenderConstants.SWITCH_TO_PAGE_METHOD.equals(getMethodToCall())) {

             final String paramPrefix = KNSConstants.DISPATCH_REQUEST_PARAMETER + "." + KNSConstants.TableRenderConstants.SWITCH_TO_PAGE_METHOD + ".";

             memberTableMetadata.setSwitchToPageNumber(PagingBannerUtils.getNumbericalValueAfterPrefix(paramPrefix, request.getParameterNames()));

             if (memberTableMetadata.getSwitchToPageNumber() == -1) {

                 throw new RuntimeException("Couldn't find page number");

             }

         } else if (KNSConstants.TableRenderConstants.SORT_METHOD.equals(getMethodToCall())) {

             final String paramPrefix = KNSConstants.DISPATCH_REQUEST_PARAMETER + "." + KNSConstants.TableRenderConstants.SORT_METHOD + ".";

             memberTableMetadata.setColumnToSortIndex(PagingBannerUtils.getNumbericalValueAfterPrefix(paramPrefix, request.getParameterNames()));

             if (memberTableMetadata.getColumnToSortIndex() == -1) {

                 throw new RuntimeException("Couldn't find page number");

             }

         }

     }

         public KualiTableRenderFormMetadata getMemberTableMetadata() {

                 return this.memberTableMetadata;

         }

         public void setMemberTableMetadata(

                         KualiTableRenderFormMetadata memberTableMetadata) {

                 this.memberTableMetadata = memberTableMetadata;

         }

         public int getRecordsPerPage() {

                 if ( recordsPerPage == -1 ) {

                         Parameter param = CoreFrameworkServiceLocator.getParameterService().getParameter(KimConstants.NAMESPACE_CODE, KNSConstants.DetailTypes.DOCUMENT_DETAIL_TYPE, MAX_MEMBERS_PER_PAGE_PARM);

                         if ( param != null ) {

                                 try {

                                         recordsPerPage = Integer.parseInt( param.getValue() );

                                 } catch ( NumberFormatException ex ) {

                                         LOG.error( "Unable to parse parameter " + KimConstants.NAMESPACE_CODE+"/"+KNSConstants.DetailTypes.DOCUMENT_DETAIL_TYPE+"/"+MAX_MEMBERS_PER_PAGE_PARM + "(+"+param.getValue()+") as an int - defaulting to 1." );

                                         recordsPerPage = 1;

                                 }

                         } else {

                                 LOG.error( "Unable to find " + KimConstants.NAMESPACE_CODE+"/"+KNSConstants.DetailTypes.DOCUMENT_DETAIL_TYPE+"/"+MAX_MEMBERS_PER_PAGE_PARM + " - defaulting to 1." );

                                 recordsPerPage = 1;

                         }

                 }

                 return recordsPerPage;

         }

         // support for the inquiryControls tag since using same form

         public boolean isCanExport() {

                 return false;

         }

         @SuppressWarnings("unchecked")

         public List getMemberRows() {

                 return new ArrayList();

         }

         /**

          * @return the inquiry

          */

         public boolean isInquiry() {

                 return this.inquiry;

         }

         /**

          * @param inquiry the inquiry to set

          */

         public void setInquiry(boolean inquiry) {

                 this.inquiry = inquiry;

         }

 }