content: /*
   *  Copyright (C) 2016-2017 Stichting Akvo (Akvo Foundation)
   *
   *  This file is part of Akvo FLOW.
   *
   *  Akvo FLOW is free software: you can redistribute it and modify it under the terms of
   *  the GNU Affero General Public License (AGPL) as published by the Free Software Foundation,
   *  either version 3 of the License or any later version.
   *
   *  Akvo FLOW is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
   *  without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
   *  See the GNU Affero General Public License included below for more details.
   *
   *  The full license text can also be seen at <http://www.gnu.org/licenses/agpl.html>.
   */
  
  package org.waterforpeople.mapping.app.web.rest;
  
  import java.util.ArrayList;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  import org.springframework.stereotype.Controller;
  import org.springframework.web.bind.annotation.PathVariable;
  import org.springframework.web.bind.annotation.RequestBody;
  import org.springframework.web.bind.annotation.RequestMapping;
  import org.springframework.web.bind.annotation.RequestMethod;
  import org.springframework.web.bind.annotation.ResponseBody;
  import org.waterforpeople.mapping.app.web.dto.ApprovalGroupDTO;
  import org.waterforpeople.mapping.app.web.rest.dto.ApprovalGroupPayload;
  import org.waterforpeople.mapping.app.web.rest.dto.RestStatusDto;
  
  import com.gallatinsystems.common.Constants;
  import com.gallatinsystems.survey.dao.ApprovalGroupDAO;
  import com.gallatinsystems.survey.domain.ApprovalGroup;
  
  @Controller
  @RequestMapping("/approval_groups")
  public class ApprovalGroupRestService {
  
      private ApprovalGroupDAO approvalGroupDao = new ApprovalGroupDAO();
  
      /**
       * Create a new ApprovalGroup from posted payload.
       *
       * @param requestPayload
       * @return
       */
      @RequestMapping(method = RequestMethod.POST, value = "")
      @ResponseBody
      public Map<String, Object> createApprovalGroup(
              @RequestBody ApprovalGroupPayload approvalGroupPayload) {
          final Map<String, Object> response = new HashMap<String, Object>();
          final RestStatusDto status = new RestStatusDto();
  
          ApprovalGroup group = approvalGroupPayload.getApproval_group().getApprovalGroup();
  
          if (group.getName() == null || group.getName().trim().isEmpty()) {
              return null;
          }
  
          response.put("approval_group", new ApprovalGroupDTO(approvalGroupDao.save(group)));
          response.put("meta", status);
          return response;
      }
  
      /**
       * Update an existing approval group
       *
       * @param approvalGroupPayload
       * @return
       */
      @RequestMapping(method = RequestMethod.PUT, value = "/{approvalGroupId}")
      @ResponseBody
      public Map<String, Object> updateApprovalGroup(
              @RequestBody ApprovalGroupPayload approvalGroupPayload,
              @PathVariable Long approvalGroupId) {
          final Map<String, Object> response = new HashMap<String, Object>();
          final RestStatusDto status = new RestStatusDto();
  
          final ApprovalGroup updatedGroup = approvalGroupPayload.getApproval_group()
                  .getApprovalGroup();
  
          if (updatedGroup.getName() == null || updatedGroup.getName().trim().isEmpty()) {
              return null;
          }
  
          final ApprovalGroup storedGroup = approvalGroupDao.getByKey(approvalGroupId);
          if (storedGroup != null) {
              updatedGroup.setKey(storedGroup.getKey());
              response.put("approval_group",
                      new ApprovalGroupDTO(approvalGroupDao.save(updatedGroup)));
          }
          response.put("meta", status);
  
          return response;
      }
  
      /**
       * Delete existing approval groups
       */
      @RequestMapping(method = RequestMethod.DELETE, value = "/{approvalGroupId}")
      @ResponseBody
      public void deleteApprovalGroup(@PathVariable Long approvalGroupId) {
          final ApprovalGroup approvalGroup = approvalGroupDao.getByKey(approvalGroupId);
          if (approvalGroup != null) {
              approvalGroupDao.delete(approvalGroup);
          }
      }
  
      /**
       * List all the available ApprovalGroups
       *
       * @return
       */
      @RequestMapping(method = RequestMethod.GET)
      @ResponseBody
      public Map<String, List<ApprovalGroupDTO>> listApprovalGroups() {
          Map<String, List<ApprovalGroupDTO>> response = new HashMap<String, List<ApprovalGroupDTO>>();
  
          List<ApprovalGroupDTO> approvalGroupsResponseList = new ArrayList<ApprovalGroupDTO>();
          for (ApprovalGroup group : approvalGroupDao.list(Constants.ALL_RESULTS)) {
              approvalGroupsResponseList.add(new ApprovalGroupDTO(group));
          }
  
          response.put("approval_groups", approvalGroupsResponseList);
          return response;
      }
  
      /**
       * List a specific ApprovalGroup
       *
       * @return
       */
      @RequestMapping(method = RequestMethod.GET, value = "/{approvalGroupId}")
      @ResponseBody
      public Map<String, ApprovalGroupDTO> findApprovalGroup(@PathVariable Long approvalGroupId) {
          Map<String, ApprovalGroupDTO> response = new HashMap<String, ApprovalGroupDTO>();
  
          ApprovalGroup approvalGroup = approvalGroupDao.getByKey(approvalGroupId);
          if (approvalGroup != null) {
              response.put("approval_group", new ApprovalGroupDTO(approvalGroup));
          }
          return response;
      }
  }
  