package org.kuali.ole.ingest.controller;
   
   /**
    * Created by IntelliJ IDEA.
    * User: balakumaranm
    * Date: 3/28/12
    * Time: 3:24 PM
    * To change this template use File | Settings | File Templates.
    */
  
  import org.apache.log4j.Logger;
  import org.kuali.ole.OLEConstants;
  import org.kuali.ole.ingest.ProfileBuilder;
  import org.kuali.ole.ingest.ProfileXMLSchemaValidator;
  import org.kuali.ole.ingest.form.ProfileBuilderForm;
  import org.kuali.rice.krad.web.controller.UifControllerBase;
  import org.kuali.rice.krad.web.form.UifFormBase;
  import org.springframework.stereotype.Controller;
  import org.springframework.validation.BindingResult;
  import org.springframework.web.bind.annotation.ModelAttribute;
  import org.springframework.web.bind.annotation.RequestMapping;
  import org.springframework.web.multipart.MultipartFile;
  import org.springframework.web.servlet.ModelAndView;
  
  import javax.servlet.http.HttpServletRequest;
  import javax.servlet.http.HttpServletResponse;
  
  
  /**
   * ProfileBuilderController is the controller class for Profile Builder Controller
   */
  @Controller
  @RequestMapping(value = "/profilebuildercontroller")
  public class ProfileBuilderController
          extends UifControllerBase {
      /**
       * @see org.kuali.rice.krad.web.controller.UifControllerBase#createInitialForm(javax.servlet.http.HttpServletRequest)
       */
      private static final Logger LOG = Logger.getLogger(ProfileBuilderController.class);
  
      /**
       * This method will return instance of ProfileBuilderForm
       * @param request
       * @return  ProfileBuilderForm
       */
  
      @Override
      protected ProfileBuilderForm createInitialForm(HttpServletRequest request) {
          return new ProfileBuilderForm();
      }
  
      /**
       *  This method will take the initial request when click on ProfileBuilder controller.
       * @param form
       * @param result
       * @param request
       * @param response
       * @return  ModelAndView
       */
      @Override
      @RequestMapping(params = "methodToCall=start")
      public ModelAndView start(@ModelAttribute("KualiForm") UifFormBase form, BindingResult result,
                                HttpServletRequest request, HttpServletResponse response) {
          ProfileBuilderForm profileBuilderForm = (ProfileBuilderForm) form;
          return super.start(profileBuilderForm, result, request, response);
      }
  
      /**
       *  This method persist the data from ProfileBuilderXml file into database after uploading the ProfileBuilderXml.
       * @param form
       * @param result
       * @param request
       * @param response
       * @return  ModelAndView
       * @throws Exception
       */
      @RequestMapping(params = "methodToCall=upload")
      public ModelAndView upload(@ModelAttribute("KualiForm") UifFormBase form, BindingResult result,
                                 HttpServletRequest request, HttpServletResponse response) throws Exception {
          ProfileBuilderForm profileBuilderForm = (ProfileBuilderForm) form;
          ProfileBuilder profileBuilder = new ProfileBuilder();
          ProfileXMLSchemaValidator profileXMLSchemaValidator=new ProfileXMLSchemaValidator();
          MultipartFile multipartFile = profileBuilderForm.getProfileFile();
          if (validateFile(multipartFile.getOriginalFilename())) {
              String fileContent = new String(multipartFile.getBytes());
              try {
                  boolean validXML=profileXMLSchemaValidator.validateContentsAgainstSchema(multipartFile.getInputStream());
                  if(!validXML){
                      profileBuilderForm.setMessage(OLEConstants.PROFILE_BUILDER_INVALID_SCHEMA);
                      return super.start(profileBuilderForm, result, request, response);
                  }
                  profileBuilder.persistKRMSProfileFromFileContent(fileContent);
                  profileBuilderForm.setMessage(OLEConstants.PROFILE_BUILDER_SUCCESS);
              } catch (Exception profileBuilderException) {
                  profileBuilderForm.setMessage(OLEConstants.PROFILE_BUILDER_FAILURE);
                  LOG.error("Failed to upload Profile builder.", profileBuilderException);
              }
          } else {
              profileBuilderForm.setMessage(OLEConstants.PROFILE_BUILDER_SELECT_FILE);
         }
         return super.start(profileBuilderForm, result, request, response);
     }
 
     /**
      *  This method validate the xml file type.
      * @param inputFile
      * @return  boolean
      */
      public boolean validateFile(String inputFile) {
         return (inputFile.contains(".xml") ? true:false);
     }
 
 
 }