package cn.com.lzt.post.controller;
import cn.com.lzt.post.entity.PostEntity;
import cn.com.lzt.post.service.PostServiceI;
import org.apache.log4j.Logger;
import org.jeecgframework.core.beanvalidator.BeanValidators;
import org.jeecgframework.core.common.controller.BaseController;
import org.jeecgframework.core.common.dao.jdbc.JdbcDao;
import org.jeecgframework.core.common.exception.BusinessException;
import org.jeecgframework.core.common.hibernate.qbc.CriteriaQuery;
import org.jeecgframework.core.common.model.json.AjaxJson;
import org.jeecgframework.core.common.model.json.DataGrid;
import org.jeecgframework.core.constant.Globals;
import org.jeecgframework.core.util.*;
import org.jeecgframework.poi.excel.ExcelImportUtil;
import org.jeecgframework.poi.excel.entity.ExportParams;
import org.jeecgframework.poi.excel.entity.ImportParams;
import org.jeecgframework.poi.excel.entity.vo.NormalExcelConstants;
import org.jeecgframework.tag.core.easyui.TagUtil;
import org.jeecgframework.web.system.service.SystemService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpStatus;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.stereotype.Controller;
import org.springframework.ui.ModelMap;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.multipart.MultipartHttpServletRequest;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.util.UriComponentsBuilder;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.validation.ConstraintViolation;
import javax.validation.Validator;
import java.io.IOException;
import java.net.URI;
import java.util.*;

/**   
 * @Title: Controller  
 * @Description: 岗位
 * @author onlineGenerator
 * @date 2017-10-10 17:08:26
 * @version V1.0   
 *
 */
@Controller
@RequestMapping("/postController")
public class PostController extends BaseController {
	/**
	 * Logger for this class
	 */
	private static final Logger logger = Logger.getLogger(PostController.class);

	@Autowired
	private PostServiceI postService;
	@Autowired
	private SystemService systemService;
	@Autowired
	private Validator validator;
	

	
	/**
	 * 岗位列表 页面跳转
	 * 
	 * @return
	 */
	@RequestMapping(params = "list")
	public ModelAndView list(HttpServletRequest request) {
		return new ModelAndView("cn/com/lzt/post/postList");
	}
	
	/**
	 * 岗位列表 页面跳转
	 * 
	 * @return
	 */
	@RequestMapping(params = "postAllowanceList")
	public ModelAndView postAllowanceList(HttpServletRequest request) {
		return new ModelAndView("cn/com/lzt/post/postAllowanceList");
	}
	
	/**
	 * easyui AJAX请求数据
	 * 
	 * @param request
	 * @param response
	 * @param dataGrid
	 * @param user
	 */

	@RequestMapping(params = "datagrid_allow")
	public void datagrid_allow(PostEntity post,HttpServletRequest request, HttpServletResponse response, DataGrid dataGrid) {
		CriteriaQuery cq = new CriteriaQuery(PostEntity.class, dataGrid);
		if(post.getPostName() != null && !"".equals(post.getPostName().trim())){
			 post.setPostName("*"+post.getPostName()+"*");
	    }
		if(StringUtil.isEmpty(post.getId())){
			cq.isNull("parentPostid");
		}else{
			cq.eq("parentPostid", post.getId());
			post.setId(null);
		}
		//查询条件组装器
		org.jeecgframework.core.extend.hqlsearch.HqlGenerateUtil.installHql(cq, post, request.getParameterMap());
		try{
			//自定义追加查询条件
			String[] status = new String[]{Globals.Enabled_Status.toString(), Globals.Disabled_Status.toString()};
	        cq.in("status", status);
			cq.eq("deleteFlag", Globals.Delete_Normal.toString());
			Map map = new HashMap();
			map.put("createDate", "desc");
			cq.setOrder(map);
		}catch (Exception e) {
			throw new BusinessException(e.getMessage());
		}
		cq.add();
		this.postService.getDataGridReturn(cq, true);
		TagUtil.treegrid(response, dataGrid);
	}

	/**
	 * easyui AJAX请求数据
	 * 
	 * @param request
	 * @param response
	 * @param dataGrid
	 * @param user
	 */

	@RequestMapping(params = "datagrid")
	public void datagrid(PostEntity post,HttpServletRequest request, HttpServletResponse response, DataGrid dataGrid) {
		CriteriaQuery cq = new CriteriaQuery(PostEntity.class, dataGrid);
		if(post.getPostName() != null && !"".equals(post.getPostName().trim())){
			 post.setPostName("*"+post.getPostName()+"*");
	    }
		if(StringUtil.isEmpty(post.getId())){
			cq.isNull("parentPostid");
		}else{
			cq.eq("parentPostid", post.getId());
			post.setId(null);
		}
		//查询条件组装器
		org.jeecgframework.core.extend.hqlsearch.HqlGenerateUtil.installHql(cq, post, request.getParameterMap());
		try{
			//自定义追加查询条件
			String[] status = new String[]{Globals.Enabled_Status.toString(), Globals.Disabled_Status.toString()};
	        cq.in("status", status);
			cq.eq("deleteFlag", Globals.Delete_Normal.toString());
			Map map = new HashMap();
			map.put("createDate", "desc");
			cq.setOrder(map);
		}catch (Exception e) {
			throw new BusinessException(e.getMessage());
		}
		cq.add();
		this.postService.getDataGridReturn(cq, true);
		TagUtil.treegrid(response, dataGrid);
	}
	
	/**
	 * 删除岗位
	 * 
	 * @return
	 */
	@RequestMapping(params = "doDel")
	@ResponseBody
	public AjaxJson doDel(PostEntity post, HttpServletRequest request) {
		String message = null;
		AjaxJson j = new AjaxJson();
		post = systemService.getEntity(PostEntity.class, post.getId());
		message = "岗位删除成功";
		try{
			postService.delete(post);
			systemService.addLog(message, Globals.Log_Type_DEL, Globals.Log_Leavel_INFO);
		}catch(Exception e){
			e.printStackTrace();
			message = "岗位删除失败";
			throw new BusinessException(e.getMessage());
		}
		j.setMsg(message);
		return j;
	}
	
	/**
	 * 逻辑删除岗位
	 * 
	 * @return
	 */
	@RequestMapping(params = "logicDel")
	@ResponseBody
	public AjaxJson logicDel(String id, HttpServletRequest request) {
		String message = null;
		AjaxJson j = new AjaxJson();
		PostEntity post = systemService.getEntity(PostEntity.class, id);
		message = "岗位 删除成功";
		try{
			List<PostEntity> childList = getAllChildrenList(post.getId(), null, null);
			childList.add(post);// 加入父节点
			for(int i=0; i<childList.size(); i++){
				childList.get(i).setDeleteFlag(Globals.Delete_Forbidden.toString());// 设置为1已删除
			}
			postService.batchUpdate(childList);
			systemService.addLog(message, Globals.Log_Type_DEL, Globals.Log_Leavel_INFO);
		}catch(Exception e){
			e.printStackTrace();
			message = "岗位 删除失败";
			throw new BusinessException(e.getMessage());
		}
		j.setMsg(message);
		return j;
	}
	
	/**
	 * 批量删除岗位
	 * 
	 * @return
	 */
	 @RequestMapping(params = "doBatchDel")
	@ResponseBody
	public AjaxJson doBatchDel(String ids,HttpServletRequest request){
		String message = null;
		AjaxJson j = new AjaxJson();
		message = "岗位删除成功";
		try{
			for(String id:ids.split(",")){
				PostEntity post = systemService.getEntity(PostEntity.class, 
				id
				);
				postService.delete(post);
				systemService.addLog(message, Globals.Log_Type_DEL, Globals.Log_Leavel_INFO);
			}
		}catch(Exception e){
			e.printStackTrace();
			message = "岗位删除失败";
			throw new BusinessException(e.getMessage());
		}
		j.setMsg(message);
		return j;
	}


	/**
	 * 添加岗位
	 * 
	 * @param ids
	 * @return
	 */
	@RequestMapping(params = "doAdd")
	@ResponseBody
	public AjaxJson doAdd(PostEntity post, HttpServletRequest request) {
		String message = null;
		AjaxJson j = new AjaxJson();
		message = "岗位添加成功";
		try{
			if(StringUtil.isEmpty(post.getParentPostid())){
				post.setParentPostid(null);
				String localMaxCode  = getMaxLocalCode(null);
				post.setPostCode(YouBianCodeUtil.getNextYouBianCode(localMaxCode));
			}else{
				PostEntity entity = postService.findUniqueByProperty(PostEntity.class, "id", post.getParentPostid());
				String localMaxCode  = getMaxLocalCode(entity.getPostCode());
				post.setPostCode(YouBianCodeUtil.getSubYouBianCode(entity.getPostCode(), localMaxCode));
			}
			post.setStatus(Globals.Enabled_Status.toString());
			post.setDeleteFlag(Globals.Delete_Normal.toString());
			postService.save(post);
			systemService.addLog(message, Globals.Log_Type_INSERT, Globals.Log_Leavel_INFO);
		}catch(Exception e){
			e.printStackTrace();
			message = "岗位添加失败";
			throw new BusinessException(e.getMessage());
		}
		j.setMsg(message);
		return j;
	}
	
	
	/**
	 * 岗位名称重复校验
	 * 
	 * @param ids
	 * @return
	 */
	@RequestMapping(params = "checkPostName")
	@ResponseBody
	public Map<String,Object> checkPostName(PostEntity post, HttpServletRequest request) {
		Boolean flag = postService.findPostByPostName(post);
		Map<String,Object> res = new HashMap<String, Object>();
		res.put("flag",flag);
		return res;
	}
	
	
	/**
	 * 更新岗位
	 * 
	 * @param ids
	 * @return
	 */
	@RequestMapping(params = "doUpdate")
	@ResponseBody
	public AjaxJson doUpdate(PostEntity post, HttpServletRequest request) {
		String message = null;
		AjaxJson j = new AjaxJson();
		message = "岗位更新成功";
		PostEntity t = postService.get(PostEntity.class, post.getId());
		try {
			MyBeanUtils.copyBeanNotNull2Bean(post, t);
			if(StringUtil.isEmpty(t.getParentPostid())){
				t.setParentPostid(null);
			}
			postService.saveOrUpdate(t);
			systemService.addLog(message, Globals.Log_Type_UPDATE, Globals.Log_Leavel_INFO);
		} catch (Exception e) {
			e.printStackTrace();
			message = "岗位更新失败";
			throw new BusinessException(e.getMessage());
		}
		j.setMsg(message);
		return j;
	}
	

	/**
	 * 岗位新增页面跳转
	 * 
	 * @return
	 */
	@RequestMapping(params = "goAdd")
	public ModelAndView goAdd(PostEntity post, HttpServletRequest req) {
		if (StringUtil.isNotEmpty(post.getId())) {
			post = postService.getEntity(PostEntity.class, post.getId());
			req.setAttribute("postPage", post);
		}
		return new ModelAndView("cn/com/lzt/post/post-add");
	}
	/**
	 * 岗位编辑页面跳转
	 * 
	 * @return
	 */
	@RequestMapping(params = "goUpdate")
	public ModelAndView goUpdate(PostEntity post, HttpServletRequest req) {
		if (StringUtil.isNotEmpty(post.getId())) {
			post = postService.getEntity(PostEntity.class, post.getId());
			if(post!=null && post.getParentPostid()!=null){
				PostEntity parentPost = postService.getEntity(PostEntity.class, post.getParentPostid());
				post.setParentPost(parentPost);
			}
			req.setAttribute("postPage", post);
		}
		return new ModelAndView("cn/com/lzt/post/post-update");
	}
	
	/**
	 * 岗位编辑页面跳转
	 * 
	 * @return
	 */
	@RequestMapping(params = "goUpdate_postAllowance")
	public ModelAndView goUpdate_postAllowance(PostEntity post, HttpServletRequest req) {
		if (StringUtil.isNotEmpty(post.getId())) {
			post = postService.getEntity(PostEntity.class, post.getId());
			if(post!=null && post.getParentPostid()!=null){
				PostEntity parentPost = postService.getEntity(PostEntity.class, post.getParentPostid());
				post.setParentPost(parentPost);
			}
			req.setAttribute("postPage", post);
		}
		return new ModelAndView("cn/com/lzt/post/post-update-postAllowance");
	}
	
	/**
	 * 导入功能跳转
	 * 
	 * @return
	 */
	@RequestMapping(params = "upload")
	public ModelAndView upload(HttpServletRequest req) {
		req.setAttribute("controller_name","postController");
		return new ModelAndView("common/upload/pub_excel_upload");
	}
	
	/**
	 * 导出excel
	 * 
	 * @param request
	 * @param response
	 */
	@RequestMapping(params = "exportXls")
	public String exportXls(PostEntity post,HttpServletRequest request,HttpServletResponse response
			, DataGrid dataGrid,ModelMap modelMap) {
		CriteriaQuery cq = new CriteriaQuery(PostEntity.class, dataGrid);
		org.jeecgframework.core.extend.hqlsearch.HqlGenerateUtil.installHql(cq, post, request.getParameterMap());
		List<PostEntity> posts = this.postService.getListByCriteriaQuery(cq,false);
		modelMap.put(NormalExcelConstants.FILE_NAME,"岗位");
		modelMap.put(NormalExcelConstants.CLASS,PostEntity.class);
		modelMap.put(NormalExcelConstants.PARAMS,new ExportParams("岗位列表", "导出人:"+ResourceUtil.getSessionUser().getRealName(),
			"导出信息"));
		modelMap.put(NormalExcelConstants.DATA_LIST,posts);
		return NormalExcelConstants.JEECG_EXCEL_VIEW;
	}
	/**
	 * 导出excel 使模板
	 * 
	 * @param request
	 * @param response
	 */
	@RequestMapping(params = "exportXlsByT")
	public String exportXlsByT(PostEntity post,HttpServletRequest request,HttpServletResponse response
			, DataGrid dataGrid,ModelMap modelMap) {
    	modelMap.put(NormalExcelConstants.FILE_NAME,"岗位");
    	modelMap.put(NormalExcelConstants.CLASS,PostEntity.class);
    	modelMap.put(NormalExcelConstants.PARAMS,new ExportParams("岗位列表", "导出人:"+ResourceUtil.getSessionUser().getRealName(),
    	"导出信息"));
    	modelMap.put(NormalExcelConstants.DATA_LIST,new ArrayList());
    	return NormalExcelConstants.JEECG_EXCEL_VIEW;
	}
	
	@SuppressWarnings("unchecked")
	@RequestMapping(params = "importExcel", method = RequestMethod.POST)
	@ResponseBody
	public AjaxJson importExcel(HttpServletRequest request, HttpServletResponse response) {
		AjaxJson j = new AjaxJson();
		
		MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request;
		Map<String, MultipartFile> fileMap = multipartRequest.getFileMap();
		for (Map.Entry<String, MultipartFile> entity : fileMap.entrySet()) {
			MultipartFile file = entity.getValue();// 获取上传文件对象
			ImportParams params = new ImportParams();
			params.setTitleRows(2);
			params.setHeadRows(1);
			params.setNeedSave(true);
			try {
				List<PostEntity> listPostEntitys = ExcelImportUtil.importExcel(file.getInputStream(),PostEntity.class,params);
				for (PostEntity post : listPostEntitys) {
					postService.save(post);
				}
				j.setMsg("文件导入成功！");
			} catch (Exception e) {
				j.setMsg("文件导入失败！");
				logger.error(ExceptionUtil.getExceptionMessage(e));
			}finally{
				try {
					file.getInputStream().close();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
		}
		return j;
	}
	
	@RequestMapping(method = RequestMethod.GET)
	@ResponseBody
	public List<PostEntity> list() {
		List<PostEntity> listPosts=postService.getList(PostEntity.class);
		return listPosts;
	}
	
	@RequestMapping(value = "/{id}", method = RequestMethod.GET)
	@ResponseBody
	public ResponseEntity<?> get(@PathVariable("id") String id) {
		PostEntity task = postService.get(PostEntity.class, id);
		if (task == null) {
			return new ResponseEntity(HttpStatus.NOT_FOUND);
		}
		return new ResponseEntity(task, HttpStatus.OK);
	}

	@RequestMapping(method = RequestMethod.POST, consumes = MediaType.APPLICATION_JSON_VALUE)
	@ResponseBody
	public ResponseEntity<?> create(@RequestBody PostEntity post, UriComponentsBuilder uriBuilder) {
		//调用JSR303 Bean Validator进行校验，如果出错返回含400错误码及json格式的错误信息.
		Set<ConstraintViolation<PostEntity>> failures = validator.validate(post);
		if (!failures.isEmpty()) {
			return new ResponseEntity(BeanValidators.extractPropertyAndMessage(failures), HttpStatus.BAD_REQUEST);
		}

		//保存
		try{
			postService.save(post);
		} catch (Exception e) {
			e.printStackTrace();
			return new ResponseEntity(HttpStatus.NO_CONTENT);
		}
		//按照Restful风格约定，创建指向新任务的url, 也可以直接返回id或对象.
		String id = post.getId();
		URI uri = uriBuilder.path("/rest/postController/" + id).build().toUri();
		HttpHeaders headers = new HttpHeaders();
		headers.setLocation(uri);

		return new ResponseEntity(headers, HttpStatus.CREATED);
	}

	@RequestMapping(value = "/{id}", method = RequestMethod.PUT, consumes = MediaType.APPLICATION_JSON_VALUE)
	public ResponseEntity<?> update(@RequestBody PostEntity post) {
		//调用JSR303 Bean Validator进行校验，如果出错返回含400错误码及json格式的错误信息.
		Set<ConstraintViolation<PostEntity>> failures = validator.validate(post);
		if (!failures.isEmpty()) {
			return new ResponseEntity(BeanValidators.extractPropertyAndMessage(failures), HttpStatus.BAD_REQUEST);
		}

		//保存
		try{
			postService.saveOrUpdate(post);
		} catch (Exception e) {
			e.printStackTrace();
			return new ResponseEntity(HttpStatus.NO_CONTENT);
		}

		//按Restful约定，返回204状态码, 无内容. 也可以返回200状态码.
		return new ResponseEntity(HttpStatus.NO_CONTENT);
	}

	@RequestMapping(value = "/{id}", method = RequestMethod.DELETE)
	@ResponseStatus(HttpStatus.NO_CONTENT)
	public void delete(@PathVariable("id") String id) {
		postService.deleteEntityById(PostEntity.class, id);
	}
	
	
	
//--------------------------------------------------------------------------------------
	
	/**
	 * 生成code
	 * @param parentCode
	 * @return
	 */
	private synchronized String getMaxLocalCode(String parentCode){
		if(oConvertUtils.isEmpty(parentCode)){
			parentCode = "";
		}
		int localCodeLength = parentCode.length() + YouBianCodeUtil.zhanweiLength;
		StringBuilder sb = new StringBuilder();
		sb.append("SELECT post_code FROM t_bus_post");

		if(ResourceUtil.getJdbcUrl().indexOf(JdbcDao.DATABSE_TYPE_SQLSERVER)!=-1){
			sb.append(" where LEN(post_code) = ").append(localCodeLength);
		}else{
			sb.append(" where LENGTH(post_code) = ").append(localCodeLength);
		}

		if(oConvertUtils.isNotEmpty(parentCode)){
			sb.append(" and  post_code like '").append(parentCode).append("%'");
		}
		sb.append(" ORDER BY post_code DESC");
		List<Map<String, Object>> objMapList = postService.findForJdbc(sb.toString(), 1, 1);
		String returnCode = null;
		if(objMapList!=null && objMapList.size()>0){
			returnCode = (String)objMapList.get(0).get("post_code");
		}
		return returnCode;
	}
	
	/**
	 * 启用
	 * 
	 * @author zhijia.wang
	 */
	@RequestMapping(params = "enable")
	@ResponseBody
	public AjaxJson enable(String id, HttpServletRequest req) {
		AjaxJson j = new AjaxJson();
		String message = null;
		PostEntity post = postService.getEntity(PostEntity.class, id);
		try{
			List<PostEntity> childList = getAllParentList(post.getParentPostid(), null, null);
			childList.add(post);// 加入父节点
			for(int i=0; i<childList.size(); i++){
				childList.get(i).setStatus(Globals.Enabled_Status.toString());// 设置为0启用状态
			}
			postService.batchUpdate(childList);// 执行批量更新
			message = "岗位：" + "" + "启用成功!";
			systemService.addLog(message, Globals.Log_Type_UPDATE, Globals.Log_Leavel_INFO);
		}catch(Exception e){
			message = "操作失败!";
		}
		j.setMsg(message);
		return j;
	}
	
	/**
	 * 停用
	 * 
	 * @author zhijia.wang
	 */
	@RequestMapping(params = "disable")
	@ResponseBody
	public AjaxJson disable(String id, HttpServletRequest req) {
		AjaxJson j = new AjaxJson();
		String message = null;
		PostEntity post = postService.getEntity(PostEntity.class, id);
		try{
			List<PostEntity> childList = getAllChildrenList(id, null, null);
			childList.add(post);// 加入父节点
			for(int i=0; i<childList.size(); i++){
				childList.get(i).setStatus(Globals.Disabled_Status.toString());// 设置为1停用状态
			}
			postService.batchUpdate(childList);
			message = "岗位：" + "" + "停用成功!";
			systemService.addLog(message, Globals.Log_Type_UPDATE, Globals.Log_Leavel_INFO);
		}catch(Exception e){
			message = "操作失败!";
		}
		j.setMsg(message);
		return j;
	}
	
	/**
	 * 获取某个父节点下面的所有子节点
	 * 
	 * @param pid 父ID
	 * @param entryList 当前节点的所有子节点列表（for循环用）
	 * @param childList 所有子节点列表
	 * @return
	 */
	private List<PostEntity> getAllChildrenList(String pid, List<PostEntity> entryList, List<PostEntity> childList) {
		if(childList == null){
			childList = new ArrayList<PostEntity>();
		}
		final String hql = "from PostEntity where parentPostid=? ";
		entryList = postService.findHql(hql, pid);
		for (PostEntity entry : entryList) {
			// 遍历出父id等于参数的id，add进子节点集合
			if (entry.getParentPostid().equals(pid)) {
				// 递归遍历下一级
				getAllChildrenList(entry.getId(), entryList, childList);
				childList.add(entry);
			}
		}
		return childList;
	}
	
	/**
	 * 获取某个子节点上面的所有父节点
	 * 
	 * @param childId 父ID
	 * @param entryList 当前节点的所有父节点列表（for循环用）
	 * @param childList 所有父节点列表
	 * @return
	 */
	private List<PostEntity> getAllParentList(String pid, List<PostEntity> entryList, List<PostEntity> parentList) {
		if(parentList == null){
			parentList = new ArrayList<PostEntity>();
		}
		final String hql = "from PostEntity where id=? ";
		entryList = postService.findHql(hql, pid);
		for (PostEntity entry : entryList) {
			// 遍历出父id等于参数的id，add进父节点集合
			if (entry.getId().equals(pid)) {
				// 递归遍历下一级
				getAllParentList(entry.getParentPostid(), entryList, parentList);
				parentList.add(entry);
			}
		}
		return parentList;
	}
	
}