package org.kuali.ole.deliver.notice.executors;
   
   import org.apache.commons.lang3.StringUtils;
   import org.apache.log4j.Logger;
   import org.kuali.ole.OLEConstants;
   import org.kuali.ole.OLEParameterConstants;
   import org.kuali.ole.deliver.batch.OleMailer;
   import org.kuali.ole.deliver.bo.OLEDeliverNotice;
   import org.kuali.ole.deliver.bo.OLEDeliverNoticeHistory;
  import org.kuali.ole.deliver.bo.OleLoanDocument;
  import org.kuali.ole.deliver.bo.OlePatronDocument;
  import org.kuali.ole.deliver.service.CircDeskLocationResolver;
  import org.kuali.ole.deliver.service.NoticesExecutor;
  import org.kuali.ole.deliver.service.ParameterValueResolver;
  import org.kuali.ole.describe.bo.OleInstanceItemType;
  import org.kuali.rice.core.api.mail.EmailBody;
  import org.kuali.rice.core.api.mail.EmailFrom;
  import org.kuali.rice.core.api.mail.EmailSubject;
  import org.kuali.rice.core.api.mail.EmailTo;
  import org.kuali.rice.core.api.resourceloader.GlobalResourceLoader;
  import org.kuali.rice.kim.impl.identity.type.EntityTypeContactInfoBo;
  import org.kuali.rice.krad.service.BusinessObjectService;
  import org.kuali.rice.krad.service.KRADServiceLocator;
  
  import java.sql.Timestamp;
  import java.util.*;
  
  /**
   * Created by maheswarang on 7/6/15.
   */
  public abstract class LoanNoticesExecutor extends NoticesExecutor {
  
      private static final Logger LOG = Logger.getLogger(LoanNoticesExecutor.class);
      protected List<OleLoanDocument> loanDocuments;
      protected Map<String,String> fieldLabelMap = new HashMap<String,String>();
  
      public LoanNoticesExecutor(List<OleLoanDocument> loanDocuments) {
          this.loanDocuments = loanDocuments;
      }
  
      @Override
      public void run() {
          LOG.info("NoticesExecutor thread id---->"+Thread.currentThread().getId()+"current thread---->"+Thread.currentThread());
  
          //1. Pre process
          preProcess(loanDocuments);
          //2. building FieldLabel Map
          populateFieldLabelMapping();
          //3. generate email content
          String mailContent = generateMailContent(loanDocuments);
          //4. Generate notices
          List<OLEDeliverNotice> oleDeliverNotices = buildNoticesForDeletion();
          //5. Save loan document
          getBusinessObjectService().save(loanDocuments);
          //6. Delete notices
          deleteNotices(oleDeliverNotices);
          //7. update notice history
          saveOLEDeliverNoticeHistory(oleDeliverNotices, mailContent);
          //8. send mail
          sendMail(mailContent);
          //9 Post process
          postProcess(loanDocuments);
      }
  
      public void sendMail(String mailContent) {
          OlePatronDocument olePatron = loanDocuments.get(0).getOlePatron();
          try {
              EntityTypeContactInfoBo entityTypeContactInfoBo = olePatron.getEntity()
                      .getEntityTypeContactInfos().get(0);
              String emailAddress = getPatronHomeEmailId(entityTypeContactInfoBo) != null ?
                      getPatronHomeEmailId(entityTypeContactInfoBo) : "";
  
              if (loanDocuments.size() == 1) {
                  sendMailsToPatron(emailAddress, mailContent, loanDocuments.get(0).getItemLocation());
              } else {
                  sendMailsToPatron(emailAddress, mailContent, null);
              }
  
          } catch (Exception e) {
              e.printStackTrace();
          }
      }
  
      protected abstract void postProcess(List<OleLoanDocument> loanDocuments);
      protected abstract void preProcess(List<OleLoanDocument> loanDocuments);
      public abstract List<OLEDeliverNotice> buildNoticesForDeletion();
      public abstract String generateMailContent(List<OleLoanDocument> oleLoanDocuments);
      public abstract void populateFieldLabelMapping();
  
  }