content: package org.jeecg.modules.system.controller;
  
  import com.alibaba.fastjson.JSON;
  import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
  import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
  import com.baomidou.mybatisplus.core.metadata.IPage;
  import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
  import lombok.extern.slf4j.Slf4j;
  import org.apache.commons.lang.StringUtils;
  import org.apache.shiro.SecurityUtils;
  import org.jeecg.common.api.vo.Result;
  import org.jeecg.common.system.query.QueryGenerator;
  import org.jeecg.common.system.vo.DictModel;
  import org.jeecg.common.system.vo.LoginUser;
  import org.jeecg.common.util.oConvertUtils;
  import org.jeecg.modules.system.entity.SysCategory;
  import org.jeecg.modules.system.model.TreeSelectModel;
  import org.jeecg.modules.system.service.ISysCategoryService;
  import org.jeecgframework.poi.excel.ExcelImportUtil;
  import org.jeecgframework.poi.excel.def.NormalExcelConstants;
  import org.jeecgframework.poi.excel.entity.ExportParams;
  import org.jeecgframework.poi.excel.entity.ImportParams;
  import org.jeecgframework.poi.excel.view.JeecgEntityExcelView;
  import org.springframework.beans.factory.annotation.Autowired;
  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 javax.servlet.http.HttpServletRequest;
  import javax.servlet.http.HttpServletResponse;
  import java.io.IOException;
  import java.util.*;
  import java.util.stream.Collectors;
  
   /**
   * @Description: 分类字典
   * @Author: jeecg-boot
   * @Date:   2019-05-29
   * @Version: V1.0
   */
  @RestController
  @RequestMapping("/sys/category")
  @Slf4j
  public class SysCategoryController {
  	@Autowired
  	private ISysCategoryService sysCategoryService;
  	
  	/**
  	  * 分页列表查询
  	 * @param sysCategory
  	 * @param pageNo
  	 * @param pageSize
  	 * @param req
  	 * @return
  	 */
  	@GetMapping(value = "/rootList")
  	public Result<IPage<SysCategory>> queryPageList(SysCategory sysCategory,
  									  @RequestParam(name="pageNo", defaultValue="1") Integer pageNo,
  									  @RequestParam(name="pageSize", defaultValue="10") Integer pageSize,
  									  HttpServletRequest req) {
  		if(oConvertUtils.isEmpty(sysCategory.getPid())){
  			sysCategory.setPid("0");
  		}
  		Result<IPage<SysCategory>> result = new Result<IPage<SysCategory>>();
  		
  		//--author:os_chengtgen---date:20190804 -----for: 分类字典页面显示错误,issues:377--------start
  		//QueryWrapper<SysCategory> queryWrapper = QueryGenerator.initQueryWrapper(sysCategory, req.getParameterMap());
  		QueryWrapper<SysCategory> queryWrapper = new QueryWrapper<SysCategory>();
  		queryWrapper.eq("pid", sysCategory.getPid());
  		//--author:os_chengtgen---date:20190804 -----for: 分类字典页面显示错误,issues:377--------end
  
  		Page<SysCategory> page = new Page<SysCategory>(pageNo, pageSize);
  		IPage<SysCategory> pageList = sysCategoryService.page(page, queryWrapper);
  		result.setSuccess(true);
  		result.setResult(pageList);
  		return result;
  	}
  	
  	@GetMapping(value = "/childList")
  	public Result<List<SysCategory>> queryPageList(SysCategory sysCategory,HttpServletRequest req) {
  		Result<List<SysCategory>> result = new Result<List<SysCategory>>();
  		QueryWrapper<SysCategory> queryWrapper = QueryGenerator.initQueryWrapper(sysCategory, req.getParameterMap());
  		List<SysCategory> list = sysCategoryService.list(queryWrapper);
  		result.setSuccess(true);
  		result.setResult(list);
  		return result;
  	}
  	
  	
  	/**
  	  *   添加
  	 * @param sysCategory
  	 * @return
  	 */
  	@PostMapping(value = "/add")
  	public Result<SysCategory> add(@RequestBody SysCategory sysCategory) {
  		Result<SysCategory> result = new Result<SysCategory>();
  		try {
  			sysCategoryService.addSysCategory(sysCategory);
  			result.success("添加成功！");
  		} catch (Exception e) {
  			log.error(e.getMessage(),e);
  			result.error500("操作失败");
  		}
  		return result;
  	}
  	
  	/**
  	  *  编辑
  	 * @param sysCategory
  	 * @return
  	 */
  	@PutMapping(value = "/edit")
  	public Result<SysCategory> edit(@RequestBody SysCategory sysCategory) {
  		Result<SysCategory> result = new Result<SysCategory>();
  		SysCategory sysCategoryEntity = sysCategoryService.getById(sysCategory.getId());
  		if(sysCategoryEntity==null) {
  			result.error500("未找到对应实体");
  		}else {
  			sysCategoryService.updateSysCategory(sysCategory);
  			result.success("修改成功!");
  		}
  		return result;
  	}
  	
  	/**
  	  *   通过id删除
  	 * @param id
  	 * @return
  	 */
  	@DeleteMapping(value = "/delete")
  	public Result<SysCategory> delete(@RequestParam(name="id",required=true) String id) {
  		Result<SysCategory> result = new Result<SysCategory>();
  		SysCategory sysCategory = sysCategoryService.getById(id);
  		if(sysCategory==null) {
  			result.error500("未找到对应实体");
  		}else {
  			this.sysCategoryService.deleteSysCategory(id);
  			result.success("删除成功!");
  		}
  		
  		return result;
  	}
  	
  	/**
  	  *  批量删除
  	 * @param ids
  	 * @return
  	 */
  	@DeleteMapping(value = "/deleteBatch")
  	public Result<SysCategory> deleteBatch(@RequestParam(name="ids",required=true) String ids) {
  		Result<SysCategory> result = new Result<SysCategory>();
  		if(ids==null || "".equals(ids.trim())) {
  			result.error500("参数不识别！");
  		}else {
  			this.sysCategoryService.deleteSysCategory(ids);
  			result.success("删除成功!");
  		}
  		return result;
  	}
  	
  	/**
  	  * 通过id查询
  	 * @param id
  	 * @return
  	 */
  	@GetMapping(value = "/queryById")
  	public Result<SysCategory> queryById(@RequestParam(name="id",required=true) String id) {
  		Result<SysCategory> result = new Result<SysCategory>();
  		SysCategory sysCategory = sysCategoryService.getById(id);
  		if(sysCategory==null) {
  			result.error500("未找到对应实体");
  		}else {
  			result.setResult(sysCategory);
  			result.setSuccess(true);
  		}
  		return result;
  	}
  
    /**
        * 导出excel
     *
     * @param request
     */
    @RequestMapping(value = "/exportXls")
    public ModelAndView exportXls(HttpServletRequest request, SysCategory sysCategory) {
        // Step.1 组装查询条件查询数据
        QueryWrapper<SysCategory> queryWrapper = QueryGenerator.initQueryWrapper(sysCategory, request.getParameterMap());
        List<SysCategory> pageList = sysCategoryService.list(queryWrapper);
        // Step.2 AutoPoi 导出Excel
        ModelAndView mv = new ModelAndView(new JeecgEntityExcelView());
        // 过滤选中数据
        String selections = request.getParameter("selections");
        if(oConvertUtils.isEmpty(selections)) {
      	  mv.addObject(NormalExcelConstants.DATA_LIST, pageList);
        }else {
      	  List<String> selectionList = Arrays.asList(selections.split(","));
      	  List<SysCategory> exportList = pageList.stream().filter(item -> selectionList.contains(item.getId())).collect(Collectors.toList());
      	  mv.addObject(NormalExcelConstants.DATA_LIST, exportList);
        }
        //导出文件名称
        mv.addObject(NormalExcelConstants.FILE_NAME, "分类字典列表");
        mv.addObject(NormalExcelConstants.CLASS, SysCategory.class);
        LoginUser user = (LoginUser) SecurityUtils.getSubject().getPrincipal();
        mv.addObject(NormalExcelConstants.PARAMS, new ExportParams("分类字典列表数据", "导出人:"+user.getRealname(), "导出信息"));
        return mv;
    }
  
    /**
        * 通过excel导入数据
     *
     * @param request
     * @param response
     * @return
     */
    @RequestMapping(value = "/importExcel", method = RequestMethod.POST)
    public Result<?> importExcel(HttpServletRequest request, HttpServletResponse response) {
        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<SysCategory> listSysCategorys = ExcelImportUtil.importExcel(file.getInputStream(), SysCategory.class, params);
  			 //按照编码长度排序
                Collections.sort(listSysCategorys);
  			  log.info("排序后的list====>",listSysCategorys);
                for (SysCategory sysCategoryExcel : listSysCategorys) {
  				  String code = sysCategoryExcel.getCode();
  				  if(code.length()>3){
  					  String pCode = sysCategoryExcel.getCode().substring(0,code.length()-3);
  					  log.info("pCode====>",pCode);
  					  String pId=sysCategoryService.queryIdByCode(pCode);
  					  log.info("pId====>",pId);
  					  if(StringUtils.isNotBlank(pId)){
  						  sysCategoryExcel.setPid(pId);
  					  }
  				  }else{
  					  sysCategoryExcel.setPid("0");
  				  }
                    sysCategoryService.save(sysCategoryExcel);
                }
                return Result.ok("文件导入成功！数据行数：" + listSysCategorys.size());
            } catch (Exception e) {
                log.error(e.getMessage(), e);
                return Result.error("文件导入失败："+e.getMessage());
            } finally {
                try {
                    file.getInputStream().close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        }
        return Result.error("文件导入失败！");
    }
    
    
    
    /**
       * 加载单个数据 用于回显
     */
      @RequestMapping(value = "/loadOne", method = RequestMethod.GET)
   	public Result<SysCategory> loadOne(@RequestParam(name="field") String field,@RequestParam(name="val") String val) {
   		Result<SysCategory> result = new Result<SysCategory>();
   		try {
   			
   			QueryWrapper<SysCategory> query = new QueryWrapper<SysCategory>();
   			query.eq(field, val);
   			List<SysCategory> ls = this.sysCategoryService.list(query);
   			if(ls==null || ls.size()==0) {
   				result.setMessage("查询无果");
   	 			result.setSuccess(false);
   			}else if(ls.size()>1) {
   				result.setMessage("查询数据异常,["+field+"]存在多个值:"+val);
   	 			result.setSuccess(false);
   			}else {
   				result.setSuccess(true);
   				result.setResult(ls.get(0));
   			}
   		} catch (Exception e) {
   			e.printStackTrace();
   			result.setMessage(e.getMessage());
   			result.setSuccess(false);
   		}
   		return result;
   	}
     
      /**
            * 加载节点的子数据
       */
      @RequestMapping(value = "/loadTreeChildren", method = RequestMethod.GET)
  	public Result<List<TreeSelectModel>> loadTreeChildren(@RequestParam(name="pid") String pid) {
  		Result<List<TreeSelectModel>> result = new Result<List<TreeSelectModel>>();
  		try {
  			List<TreeSelectModel> ls = this.sysCategoryService.queryListByPid(pid);
  			result.setResult(ls);
  			result.setSuccess(true);
  		} catch (Exception e) {
  			e.printStackTrace();
  			result.setMessage(e.getMessage());
  			result.setSuccess(false);
  		}
  		return result;
  	}
      
      /**
           * 加载一级节点/如果是同步 则所有数据
       */
      @RequestMapping(value = "/loadTreeRoot", method = RequestMethod.GET)
     	public Result<List<TreeSelectModel>> loadTreeRoot(@RequestParam(name="async") Boolean async,@RequestParam(name="pcode") String pcode) {
     		Result<List<TreeSelectModel>> result = new Result<List<TreeSelectModel>>();
     		try {
     			List<TreeSelectModel> ls = this.sysCategoryService.queryListByCode(pcode);
     			if(!async) {
     				loadAllCategoryChildren(ls);
     			}
     			result.setResult(ls);
     			result.setSuccess(true);
     		} catch (Exception e) {
     			e.printStackTrace();
     			result.setMessage(e.getMessage());
     			result.setSuccess(false);
     		}
     		return result;
     	}
    
      /**
           * 递归求子节点 同步加载用到
       */
    	private void loadAllCategoryChildren(List<TreeSelectModel> ls) {
    		for (TreeSelectModel tsm : ls) {
  			List<TreeSelectModel> temp = this.sysCategoryService.queryListByPid(tsm.getKey());
  			if(temp!=null && temp.size()>0) {
  				tsm.setChildren(temp);
  				loadAllCategoryChildren(temp);
  			}
  		}
    	}
  
  	 /**
  	  * 校验编码
  	  * @param pid
  	  * @param code
  	  * @return
  	  */
  	 @GetMapping(value = "/checkCode")
  	 public Result<?> checkCode(@RequestParam(name="pid",required = false) String pid,@RequestParam(name="code",required = false) String code) {
  		if(oConvertUtils.isEmpty(code)){
  			return Result.error("错误,类型编码为空!");
  		}
  		if(oConvertUtils.isEmpty(pid)){
  			return Result.ok();
  		}
  		SysCategory parent = this.sysCategoryService.getById(pid);
  		if(code.startsWith(parent.getCode())){
  			return Result.ok();
  		}else{
  			return Result.error("编码不符合规范,须以\""+parent.getCode()+"\"开头!");
  		}
  
  	 }
  
  
  	 /**
  	  * 分类字典树控件 加载节点
  	  * @param pid
  	  * @param pcode
  	  * @param condition
  	  * @return
  	  */
  	 @RequestMapping(value = "/loadTreeData", method = RequestMethod.GET)
  	 public Result<List<TreeSelectModel>> loadDict(@RequestParam(name="pid",required = false) String pid,@RequestParam(name="pcode",required = false) String pcode, @RequestParam(name="condition",required = false) String condition) {
  		 Result<List<TreeSelectModel>> result = new Result<List<TreeSelectModel>>();
  		 //pid如果传值了 就忽略pcode的作用
  		 if(oConvertUtils.isEmpty(pid)){
  		 	if(oConvertUtils.isEmpty(pcode)){
  				result.setSuccess(false);
  				result.setMessage("加载分类字典树参数有误.[null]!");
  				return result;
  			}else{
  		 		if(ISysCategoryService.ROOT_PID_VALUE.equals(pcode)){
  					pid = ISysCategoryService.ROOT_PID_VALUE;
  				}else{
  					pid = this.sysCategoryService.queryIdByCode(pcode);
  				}
  				if(oConvertUtils.isEmpty(pid)){
  					result.setSuccess(false);
  					result.setMessage("加载分类字典树参数有误.[code]!");
  					return result;
  				}
  			}
  		 }
  		 Map<String, String> query = null;
  		 if(oConvertUtils.isNotEmpty(condition)) {
  			 query = JSON.parseObject(condition, Map.class);
  		 }
  		 List<TreeSelectModel> ls = sysCategoryService.queryListByPid(pid,query);
  		 result.setSuccess(true);
  		 result.setResult(ls);
  		 return result;
  	 }
  
  	 /**
  	  * 分类字典控件数据回显[表单页面]
  	  *
  	  * @param ids
  	  * @return
  	  */
  	 @RequestMapping(value = "/loadDictItem", method = RequestMethod.GET)
  	 public Result<List<String>> loadDictItem(@RequestParam(name = "ids") String ids) {
  		 Result<List<String>> result = new Result<>();
  		 // 非空判断
  		 if (StringUtils.isBlank(ids)) {
  			 result.setSuccess(false);
  			 result.setMessage("ids 不能为空");
  			 return result;
  		 }
  		 String[] idArray = ids.split(",");
  		 LambdaQueryWrapper<SysCategory> query = new LambdaQueryWrapper<>();
  		 query.in(SysCategory::getId, Arrays.asList(idArray));
  		 // 查询数据
  		 List<SysCategory> list = this.sysCategoryService.list(query);
  		 // 取出name并返回
  		 List<String> textList = list.stream().map(SysCategory::getName).collect(Collectors.toList());
  		 result.setSuccess(true);
  		 result.setResult(textList);
  		 return result;
  	 }
  
  	 /**
  	  * [列表页面]加载分类字典数据 用于值的替换
  	  * @param code
  	  * @return
  	  */
  	 @RequestMapping(value = "/loadAllData", method = RequestMethod.GET)
  	 public Result<List<DictModel>> loadAllData(@RequestParam(name="code",required = true) String code) {
  		 Result<List<DictModel>> result = new Result<List<DictModel>>();
  		 LambdaQueryWrapper<SysCategory> query = new LambdaQueryWrapper<SysCategory>();
  		 if(oConvertUtils.isNotEmpty(code) && !"0".equals(code)){
  			 query.likeRight(SysCategory::getCode,code);
  		 }
  		 List<SysCategory> list = this.sysCategoryService.list(query);
  		 if(list==null || list.size()==0) {
  			 result.setMessage("无数据,参数有误.[code]");
  			 result.setSuccess(false);
  			 return result;
  		 }
  		 List<DictModel> rdList = new ArrayList<DictModel>();
  		 for (SysCategory c : list) {
  			 rdList.add(new DictModel(c.getId(),c.getName()));
  		 }
  		 result.setSuccess(true);
  		 result.setResult(rdList);
  		 return result;
  	 }
  
  	 /**
  	  * 根据父级id批量查询子节点
  	  * @param parentIds
  	  * @return
  	  */
  	 @GetMapping("/getChildListBatch")
  	 public Result getChildListBatch(@RequestParam("parentIds") String parentIds) {
  		 try {
  			 QueryWrapper<SysCategory> queryWrapper = new QueryWrapper<>();
  			 List<String> parentIdList = Arrays.asList(parentIds.split(","));
  			 queryWrapper.in("pid", parentIdList);
  			 List<SysCategory> list = sysCategoryService.list(queryWrapper);
  			 IPage<SysCategory> pageList = new Page<>(1, 10, list.size());
  			 pageList.setRecords(list);
  			 return Result.OK(pageList);
  		 } catch (Exception e) {
  			 log.error(e.getMessage(), e);
  			 return Result.error("批量查询子节点失败：" + e.getMessage());
  		 }
  	 }
  
  
  }
  