/*

  * Copyright 2005-2007 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.kew.mail.service.impl;

 import org.apache.commons.lang.StringUtils;

 import org.apache.log4j.Logger;

 import org.kuali.rice.core.config.ConfigContext;

 import org.kuali.rice.kew.actionitem.ActionItem;

 import org.kuali.rice.kew.doctype.bo.DocumentType;

 import org.kuali.rice.kew.feedback.web.FeedbackForm;

 import org.kuali.rice.kew.mail.CustomEmailAttribute;

 import org.kuali.rice.kew.mail.EmailContent;

 import org.kuali.rice.kew.util.KEWConstants;

 import org.kuali.rice.kew.util.Utilities;

 import org.kuali.rice.kim.bo.Person;

 import java.util.Collection;

 import java.util.HashMap;

 import java.util.Iterator;

 import java.util.LinkedHashMap;

 /**

  * EmailContentGenerator that reproduces the hardcoded messages generated by the

  * current ActionListEmailServiceImpl. This is for testing purposes during the transition

  * to the EmailContentService.

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

  */

 public class HardCodedEmailContentServiceImpl extends BaseEmailContentServiceImpl {

     private static final Logger LOG = Logger.getLogger(HardCodedEmailContentServiceImpl.class);

     protected String defaultReminderSubject = "Action List Reminder";

     public void setDefaultReminderSubject(String defaultReminderSubject) {

         this.defaultReminderSubject = defaultReminderSubject;

     }

     // ---- EmailContentService interface implementation

     public EmailContent generateImmediateReminder(Person person, ActionItem actionItem, DocumentType documentType) {

         String docHandlerUrl = actionItem.getRouteHeader().getDocumentType().getDocHandlerUrl();

         if (StringUtils.isNotBlank(docHandlerUrl)) {

             if (!docHandlerUrl.contains("?")) {

                 docHandlerUrl += "?";

             } else {

                 docHandlerUrl += "&";

             }

             docHandlerUrl += KEWConstants.ROUTEHEADER_ID_PARAMETER + "=" + actionItem.getRouteHeaderId();

             docHandlerUrl += "&" + KEWConstants.COMMAND_PARAMETER + "=" + KEWConstants.ACTIONLIST_COMMAND;

         }

         StringBuffer emailBody = new StringBuffer();

         emailBody.append("Your Action List has an eDoc(electronic document) that needs your attention: \n\n");

         emailBody.append("Document ID:\t" + actionItem.getRouteHeaderId() + "\n");

         emailBody.append("Initiator:\t\t");

         try 

         {

             String displayName = (person == null ? null : person.getName());

             emailBody.append(displayName + "\n");

         } catch (Exception e) {

             LOG.error("Error retrieving initiator for action item " + actionItem.getRouteHeaderId());

             emailBody.append("\n");

         }

         emailBody.append("Type:\t\t" + "Add/Modify " + actionItem.getRouteHeader().getDocumentType().getName() + "\n");

         emailBody.append("Title:\t\t" + actionItem.getDocTitle() + "\n");

         emailBody.append("\n\n");

         if (StringUtils.isNotBlank(docHandlerUrl)) {

             emailBody.append("To respond to this eDoc: \n");

             emailBody.append("\tGo to " + docHandlerUrl + "\n\n");

             emailBody.append("\tOr you may access the eDoc from your Action List: \n");

             emailBody.append("\tGo to " + getActionListUrl() + ", and then click on the numeric Document ID: " + actionItem.getRouteHeaderId() + " in the first column of the List. \n");

         }

         else {

             emailBody.append("To respond to this eDoc go to your Action List: \n");

             emailBody.append("\tGo to " + getActionListUrl() + ", and then take actions related to Document ID: " + actionItem.getRouteHeaderId() + ". \n");

         }

         emailBody.append("\n\n\n");

         emailBody.append("To change how these email notifications are sent(daily, weekly or none): \n");

         emailBody.append("\tGo to " + getPreferencesUrl() + "\n");

         emailBody.append("\n\n\n");

         emailBody.append(getHelpLink(documentType) + "\n\n\n");

         // for debugging purposes on the immediate reminder only

         if (!isProduction()) {

             try {

                 emailBody.append("Action Item sent to " + actionItem.getPerson().getPrincipalName());

                 if (actionItem.getDelegationType() != null) {

                     emailBody.append(" for delegation type "

                             + actionItem.getDelegationType());

                 }

             } catch (Exception e) {

                 throw new RuntimeException(e);

             }

         }

         StringBuffer emailSubject = new StringBuffer();

         try {

             CustomEmailAttribute customEmailAttribute = getCustomEmailAttribute(person, actionItem);

             if (customEmailAttribute != null) {

                 String customBody = customEmailAttribute.getCustomEmailBody();

                 if (!Utilities.isEmpty(customBody)) {

                     emailBody.append(customBody);

                 }

                 String customEmailSubject = customEmailAttribute.getCustomEmailSubject();

                 if (!Utilities.isEmpty(customEmailSubject)) {

                     emailSubject.append(customEmailSubject);

                 }

             }

         } catch (Exception e) {

             LOG.error("Error when checking for custom email body and subject.", e);

         }

         EmailContent content = new EmailContent();

         content.setBody(emailBody.toString(), false);

         content.setSubject(getEmailSubject(emailSubject.toString()));

         return content;

     }

     /*

      * chb: 09Jan2009 Why are we passing in a Person object if it's not being used?

      */

     public EmailContent generateDailyReminder(Person person, Collection<ActionItem> actionItems) {

         StringBuffer sf = new StringBuffer();

         sf.append(getDailyWeeklyMessageBody(actionItems));

         sf.append("To change how these email notifications are sent (immediately, weekly or none): \n");

         sf.append("\tGo to " + getPreferencesUrl() + "\n");

         // sf.append("\tSend as soon as you get an eDoc\n\t" +

         // getPreferencesUrl() + "\n\n");

         // sf.append("\tSend weekly\n\t" + getPreferencesUrl() + "\n\n");

         // sf.append("\tDo not send\n\t" + getPreferencesUrl() + "\n");

         sf.append("\n\n\n");

         sf.append(getHelpLink() + "\n\n\n");

         EmailContent content = new EmailContent();

         content.setBody(sf.toString(), false);

         content.setSubject(getEmailSubject());

         return content;

     }

     public EmailContent generateWeeklyReminder(Person user, Collection<ActionItem> actionItems) {

         StringBuffer sf = new StringBuffer();

         sf.append(getDailyWeeklyMessageBody(actionItems));

         sf

                 .append("To change how these email notifications are sent (immediately, daily or none): \n");

         sf.append("\tGo to " + getPreferencesUrl() + "\n");

         // sf.append("\tSend as soon as you get an eDoc\n\t" +

         // getPreferencesUrl() + "\n\n");

         // sf.append("\tSend daily\n\t" + getPreferencesUrl() + "\n\n");

         // sf.append("\tDo not send\n\t" + getPreferencesUrl() + "\n");

         sf.append("\n\n\n");

         sf.append(getHelpLink() + "\n\n\n");

         EmailContent content = new EmailContent();

         content.setBody(sf.toString(), false);

         content.setSubject(getEmailSubject());

         return content;

     }

     /**

      * @see org.kuali.rice.kew.feedback.web.FeedbackAction

      * @param form feedback form from action

      * @return email content

      */

     public EmailContent generateFeedback(FeedbackForm form) {

         EmailContent content = new EmailContent();

         content.setBody(constructFeedbackEmailBody(form), false);

         content.setSubject(constructFeedbackSubject(form));

         return content;

     }

     // ---- helper methods

     public String getDailyWeeklyMessageBody(Collection actionItems) {

         StringBuffer sf = new StringBuffer();

         HashMap docTypes = getActionListItemsStat(actionItems);

         sf

                 .append("Your Action List has "

                         + actionItems.size()

                         + " eDocs(electronic documents) that need your attention: \n\n");

         Iterator iter = docTypes.keySet().iterator();

         while (iter.hasNext()) {

             String docTypeName = (String) iter.next();

             sf.append("\t" + ((Integer) docTypes.get(docTypeName)).toString()

                     + "\t" + docTypeName + "\n");

         }

         sf.append("\n\n");

         sf.append("To respond to each of these eDocs: \n");

         sf

                 .append("\tGo to "

                         + getActionListUrl()

                         + ", and then click on its numeric Document ID in the first column of the List.\n");

         sf.append("\n\n\n");

         return sf.toString();

     }

     private HashMap getActionListItemsStat(Collection actionItems) {

         HashMap docTypes = new LinkedHashMap();

         Iterator iter = actionItems.iterator();

         while (iter.hasNext()) {

             String docTypeName = ((ActionItem) iter.next()).getRouteHeader()

                     .getDocumentType().getName();

             if (docTypes.containsKey(docTypeName)) {

                 docTypes.put(docTypeName, new Integer(((Integer) docTypes

                         .get(docTypeName)).intValue() + 1));

             } else {

                 docTypes.put(docTypeName, new Integer(1));

             }

         }

         return docTypes;

     }

     private String getHelpLink() {

         return getHelpLink(null);

     }

     private String getHelpLink(DocumentType documentType) {

         return "For additional help, email " + "<mailto:" + getDocumentTypeEmailAddress(documentType) + ">";

     }

     private String getEmailSubject() {

         return defaultReminderSubject;

     }

     private String getEmailSubject(String customSubject) {

         return defaultReminderSubject + " " + customSubject;

     }

     /**

      * @see org.kuali.rice.kew.feedback.web.FeedbackAction

      * @param form feedback form from action

      * @return email content

      */

     private String constructFeedbackSubject(FeedbackForm form) {

         String subject = "Feedback from " + form.getNetworkId();

         if (form.getRouteHeaderId() != null) {

             subject += (" for document " + form.getRouteHeaderId());

         }

         return subject;

     }

     /**

      * @see org.kuali.rice.kew.feedback.web.FeedbackAction

      * @param form feedback form from action

      * @return email content

      */

     private String constructFeedbackEmailBody(FeedbackForm form) {

         StringBuffer buffer = new StringBuffer();

         buffer.append("\n");

         buffer.append("Network ID: " + form.getNetworkId()).append("\n");

         buffer.append("Name: " + form.getUserName()).append("\n");

         buffer.append("Email: " + form.getUserEmail()).append("\n");

         buffer.append("Phone: " + form.getPhone()).append("\n");

         buffer.append("Time: " + form.getTimeDate()).append("\n");

         buffer.append("Environment: " + ConfigContext.getCurrentContextConfig().getEnvironment()).append("\n\n");

         buffer.append("Document type: " + form.getDocumentType()).append("\n");

         buffer.append("Document id: " + (form.getRouteHeaderId() != null ? form.getRouteHeaderId() : "")).append("\n\n");

         buffer.append("Category: " + form.getCategory()).append("\n");

         buffer.append("Comments: \n" + form.getComments()).append("\n\n");

         buffer.append("Exception: \n" + form.getException());

         return buffer.toString();

     }

     private boolean isProduction() {

         return ConfigContext.getCurrentContextConfig().getProperty(KEWConstants.PROD_DEPLOYMENT_CODE).equalsIgnoreCase(getDeploymentEnvironment());

     }

 }