/* Copyright (C) 2014 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 javax.inject.Inject;
import org.apache.commons.lang.StringUtils;
import org.springframework.beans.BeanUtils;
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.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.waterforpeople.mapping.app.gwt.client.survey.CascadeNodeDto;
import org.waterforpeople.mapping.app.util.DtoMarshaller;
import org.waterforpeople.mapping.app.web.rest.dto.CascadeNodeBulkPayload;
import org.waterforpeople.mapping.app.web.rest.dto.CascadeNodePayload;
import org.waterforpeople.mapping.app.web.rest.dto.RestStatusDto;
import com.gallatinsystems.survey.dao.CascadeNodeDao;
import com.gallatinsystems.survey.domain.CascadeNode;
@Controller
@RequestMapping("/cascade_nodes")
public class CascadeNodeRestService {
@Inject
private CascadeNodeDao cascadeNodeDao;
@RequestMapping(method = RequestMethod.GET, value = "")
@ResponseBody
public Map<String, List<CascadeNodeDto>> listCascadeNodes(
@RequestParam(value = "cascadeResourceId", defaultValue = "")
Long cascadeResourceId,
@RequestParam(value = "parentNodeId", defaultValue = "")
Long parentNodeId) {
final Map<String, List<CascadeNodeDto>> response = new HashMap<String, List<CascadeNodeDto>>();
List<CascadeNodeDto> results = new ArrayList<CascadeNodeDto>();
List<CascadeNode> cnList = cascadeNodeDao.listCascadeNodesByResourceAndParentId(cascadeResourceId, parentNodeId);
if (cnList != null) {
for (CascadeNode cn : cnList) {
CascadeNodeDto dto = new CascadeNodeDto();
BeanUtils.copyProperties(cn, dto);
if (cn.getKey() != null) {
dto.setKeyId(cn.getKey().getId());
}
results.add(dto);
}
}
response.put("cascade_nodes", results);
return response;
}
// delete cascade node by id
@RequestMapping(method = RequestMethod.DELETE, value = "/{id}")
@ResponseBody
public Map<String, RestStatusDto> deleteCascadeNodeById(@PathVariable("id")
Long id) {
final Map<String, RestStatusDto> response = new HashMap<String, RestStatusDto>();
CascadeNode cr = cascadeNodeDao.getByKey(id);
RestStatusDto statusDto = null;
statusDto = new RestStatusDto();
statusDto.setStatus("failed");
// check if cascadeNode exists in the datastore
if (cr != null) {
// TODO check if any questions use this cascadeNode. If yes, we can't delete.
// delete cascade node and all its children
cascadeNodeDao.deleteRecursive(cr.getCascadeResourceId(),id);
statusDto.setStatus("ok");
}
response.put("meta", statusDto);
return response;
}
// update existing cascade resource
@RequestMapping(method = RequestMethod.PUT, value = "/{id}")
@ResponseBody
public Map<String, Object> saveExistingCascadeNode(@RequestBody
CascadeNodePayload payLoad) {
final CascadeNodeDto cascadeNodeDto = payLoad.getCascade_node();
final Map<String, Object> response = new HashMap<String, Object>();
CascadeNodeDto dto = null;
RestStatusDto statusDto = new RestStatusDto();
statusDto.setStatus("failed");
// if the POST data contains a valid cascadeNodeDto, continue.
// Otherwise, server will respond with 400 Bad Request
if (cascadeNodeDto != null) {
Long keyId = cascadeNodeDto.getKeyId();
CascadeNode cr;
// if the cascadeNodeDto has a key, try to get the CascadeNode.
if (keyId != null) {
cr = cascadeNodeDao.getByKey(keyId);
// if we find the user, update it's properties
if (cr != null) {
// copy the properties, except the createdDateTime property,
// because it is set in the Dao.
BeanUtils.copyProperties(cascadeNodeDto, cr, new String[] {
"createdDateTime"});
cr = cascadeNodeDao.save(cr);
dto = new CascadeNodeDto();
BeanUtils.copyProperties(cr, dto);
if (cr.getKey() != null) {
dto.setKeyId(cr.getKey().getId());
}
statusDto.setStatus("ok");
}
}
}
response.put("meta", statusDto);
response.put("cascade_node", dto);
return response;
}
// create new cascade node
@RequestMapping(method = RequestMethod.POST, value = "")
@ResponseBody
public Map<String, Object> saveNewCascadeNode(@RequestBody
CascadeNodePayload payLoad) {
final CascadeNodeDto cascadeNodeDto = payLoad.getCascade_node();
final Map<String, Object> response = new HashMap<String, Object>();
CascadeNodeDto dto = null;
RestStatusDto statusDto = new RestStatusDto();
statusDto.setStatus("failed");
// if the POST data contains a valid cascDto, continue.
// Otherwise, server will respond with 400 Bad Request
if (cascadeNodeDto != null) {
dto = createCascadeNode(cascadeNodeDto);
if (dto != null){
statusDto.setStatus("ok");
}
}
response.put("meta", statusDto);
response.put("cascade_node", dto);
return response;
}
private CascadeNodeDto createCascadeNode(CascadeNodeDto cascadeNodeDto){
CascadeNode cn = new CascadeNode();
BeanUtils.copyProperties(cascadeNodeDto, cn);
if (StringUtils.isEmpty(cascadeNodeDto.getCode())) {
cn.setCode(cn.getName());
}
cn = cascadeNodeDao.save(cn);
CascadeNodeDto cnDto = new CascadeNodeDto();
DtoMarshaller.copyToDto(cn,cnDto);
return cnDto;
}
// bulk save new cascade nodes
@RequestMapping(method = RequestMethod.POST, value = "/bulk")
@ResponseBody
public Map<String, Object> saveNewCascadeNodeBulk(@RequestBody
CascadeNodeBulkPayload payLoad) {
final List<CascadeNodeDto> cascadeNodeDtoList = payLoad
.getCascade_nodes();
final Map<String, Object> response = new HashMap<String, Object>();
List<CascadeNodeDto> results = new ArrayList<CascadeNodeDto>();
CascadeNodeDto dto = null;
RestStatusDto statusDto = new RestStatusDto();
Boolean stateSuccess = true;
for (CascadeNodeDto cnDto : cascadeNodeDtoList) {
dto = createCascadeNode(cnDto);
if (dto != null) {
results.add(dto);
} else {
stateSuccess = false;
}
}
String status = stateSuccess ? "ok" : "failed";
if (status.equals("failed")) {
statusDto.setMessage("Cannot save cascade nodes");
}
statusDto.setStatus(status);
response.put("meta", statusDto);
response.put("cascade_nodes", results);
return response;
}
}