content: package org.jeecg.modules.system.controller;
  
  
  import java.io.File;
  import java.io.IOException;
  import java.util.ArrayList;
  import java.util.Arrays;
  import java.util.Date;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  import javax.servlet.http.HttpServletRequest;
  import javax.servlet.http.HttpServletResponse;
  
  import org.apache.shiro.authz.annotation.RequiresRoles;
  import org.jeecg.common.api.vo.Result;
  import org.jeecg.common.constant.CacheConstant;
  import org.jeecg.common.constant.CommonConstant;
  import org.jeecg.common.system.query.QueryGenerator;
  import org.jeecg.common.util.PmsUtil;
  import org.jeecg.common.util.oConvertUtils;
  import org.jeecg.modules.system.entity.SysPermission;
  import org.jeecg.modules.system.entity.SysPermissionDataRule;
  import org.jeecg.modules.system.entity.SysRole;
  import org.jeecg.modules.system.entity.SysRolePermission;
  import org.jeecg.modules.system.model.TreeModel;
  import org.jeecg.modules.system.service.ISysPermissionDataRuleService;
  import org.jeecg.modules.system.service.ISysPermissionService;
  import org.jeecg.modules.system.service.ISysRolePermissionService;
  import org.jeecg.modules.system.service.ISysRoleService;
  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.cache.annotation.CacheEvict;
  import org.springframework.web.bind.annotation.GetMapping;
  import org.springframework.web.bind.annotation.PathVariable;
  import org.springframework.web.bind.annotation.PostMapping;
  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.RestController;
  import org.springframework.web.multipart.MultipartFile;
  import org.springframework.web.multipart.MultipartHttpServletRequest;
  import org.springframework.web.servlet.ModelAndView;
  import org.jeecg.common.system.vo.LoginUser;
  import org.apache.shiro.SecurityUtils;
  import com.alibaba.fastjson.JSONObject;
  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;
  
  /**
   * <p>
   * 角色表 前端控制器
   * </p>
   *
   * @Author scott
   * @since 2018-12-19
   */
  @RestController
  @RequestMapping("/sys/role")
  @Slf4j
  public class SysRoleController {
  	@Autowired
  	private ISysRoleService sysRoleService;
  	
  	@Autowired
  	private ISysPermissionDataRuleService sysPermissionDataRuleService;
  	
  	@Autowired
  	private ISysRolePermissionService sysRolePermissionService;
  	
  	@Autowired
  	private ISysPermissionService sysPermissionService;
  
  	/**
  	  * 分页列表查询
  	 * @param role
  	 * @param pageNo
  	 * @param pageSize
  	 * @param req
  	 * @return
  	 */
  	@RequestMapping(value = "/list", method = RequestMethod.GET)
  	public Result<IPage<SysRole>> queryPageList(SysRole role,
  									  @RequestParam(name="pageNo", defaultValue="1") Integer pageNo,
  									  @RequestParam(name="pageSize", defaultValue="10") Integer pageSize,
  									  HttpServletRequest req) {
  		Result<IPage<SysRole>> result = new Result<IPage<SysRole>>();
  		QueryWrapper<SysRole> queryWrapper = QueryGenerator.initQueryWrapper(role, req.getParameterMap());
  		Page<SysRole> page = new Page<SysRole>(pageNo, pageSize);
  		IPage<SysRole> pageList = sysRoleService.page(page, queryWrapper);
  		result.setSuccess(true);
  		result.setResult(pageList);
  		return result;
  	}
  	
  	/**
  	  *   添加
  	 * @param role
  	 * @return
  	 */
  	@RequestMapping(value = "/add", method = RequestMethod.POST)
  	//@RequiresRoles({"admin"})
  	public Result<SysRole> add(@RequestBody SysRole role) {
  		Result<SysRole> result = new Result<SysRole>();
  		try {
  			role.setCreateTime(new Date());
  			sysRoleService.save(role);
  			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 role
  	 * @return
  	 */
  	//@RequiresRoles({"admin"})
  	@RequestMapping(value = "/edit", method = RequestMethod.PUT)
  	public Result<SysRole> edit(@RequestBody SysRole role) {
  		Result<SysRole> result = new Result<SysRole>();
  		SysRole sysrole = sysRoleService.getById(role.getId());
  		if(sysrole==null) {
  			result.error500("未找到对应实体");
  		}else {
  			role.setUpdateTime(new Date());
  			boolean ok = sysRoleService.updateById(role);
  			//TODO 返回false说明什么？
  			if(ok) {
  				result.success("修改成功!");
  			}
  		}
  		
  		return result;
  	}
  	
  	/**
  	  *   通过id删除
  	 * @param id
  	 * @return
  	 */
  	//@RequiresRoles({"admin"})
  	@RequestMapping(value = "/delete", method = RequestMethod.DELETE)
  	public Result<?> delete(@RequestParam(name="id",required=true) String id) {
  		sysRoleService.deleteRole(id);
  		return Result.ok("删除角色成功");
  	}
  	
  	/**
  	  *  批量删除
  	 * @param ids
  	 * @return
  	 */
  	//@RequiresRoles({"admin"})
  	@RequestMapping(value = "/deleteBatch", method = RequestMethod.DELETE)
  	public Result<SysRole> deleteBatch(@RequestParam(name="ids",required=true) String ids) {
  		Result<SysRole> result = new Result<SysRole>();
  		if(oConvertUtils.isEmpty(ids)) {
  			result.error500("未选中角色！");
  		}else {
  			sysRoleService.deleteBatchRole(ids.split(","));
  			result.success("删除角色成功!");
  		}
  		return result;
  	}
  	
  	/**
  	  * 通过id查询
  	 * @param id
  	 * @return
  	 */
  	@RequestMapping(value = "/queryById", method = RequestMethod.GET)
  	public Result<SysRole> queryById(@RequestParam(name="id",required=true) String id) {
  		Result<SysRole> result = new Result<SysRole>();
  		SysRole sysrole = sysRoleService.getById(id);
  		if(sysrole==null) {
  			result.error500("未找到对应实体");
  		}else {
  			result.setResult(sysrole);
  			result.setSuccess(true);
  		}
  		return result;
  	}
  	
  	@RequestMapping(value = "/queryall", method = RequestMethod.GET)
  	public Result<List<SysRole>> queryall() {
  		Result<List<SysRole>> result = new Result<>();
  		List<SysRole> list = sysRoleService.list();
  		if(list==null||list.size()<=0) {
  			result.error500("未找到角色信息");
  		}else {
  			result.setResult(list);
  			result.setSuccess(true);
  		}
  		return result;
  	}
  	
  	/**
  	  * 校验角色编码唯一
  	 */
  	@RequestMapping(value = "/checkRoleCode", method = RequestMethod.GET)
  	public Result<Boolean> checkUsername(String id,String roleCode) {
  		Result<Boolean> result = new Result<>();
  		result.setResult(true);//如果此参数为false则程序发生异常
  		log.info("--验证角色编码是否唯一---id:"+id+"--roleCode:"+roleCode);
  		try {
  			SysRole role = null;
  			if(oConvertUtils.isNotEmpty(id)) {
  				role = sysRoleService.getById(id);
  			}
  			SysRole newRole = sysRoleService.getOne(new QueryWrapper<SysRole>().lambda().eq(SysRole::getRoleCode, roleCode));
  			if(newRole!=null) {
  				//如果根据传入的roleCode查询到信息了，那么就需要做校验了。
  				if(role==null) {
  					//role为空=>新增模式=>只要roleCode存在则返回false
  					result.setSuccess(false);
  					result.setMessage("角色编码已存在");
  					return result;
  				}else if(!id.equals(newRole.getId())) {
  					//否则=>编辑模式=>判断两者ID是否一致-
  					result.setSuccess(false);
  					result.setMessage("角色编码已存在");
  					return result;
  				}
  			}
  		} catch (Exception e) {
  			result.setSuccess(false);
  			result.setResult(false);
  			result.setMessage(e.getMessage());
  			return result;
  		}
  		result.setSuccess(true);
  		return result;
  	}
  
  	/**
  	 * 导出excel
  	 * @param request
  	 */
  	@RequestMapping(value = "/exportXls")
  	public ModelAndView exportXls(SysRole sysRole,HttpServletRequest request) {
  		// Step.1 组装查询条件
  		QueryWrapper<SysRole> queryWrapper = QueryGenerator.initQueryWrapper(sysRole, request.getParameterMap());
  		//Step.2 AutoPoi 导出Excel
  		ModelAndView mv = new ModelAndView(new JeecgEntityExcelView());
  		List<SysRole> pageList = sysRoleService.list(queryWrapper);
  		//导出文件名称
  		mv.addObject(NormalExcelConstants.FILE_NAME,"角色列表");
  		mv.addObject(NormalExcelConstants.CLASS,SysRole.class);
  		LoginUser user = (LoginUser) SecurityUtils.getSubject().getPrincipal();
  		mv.addObject(NormalExcelConstants.PARAMS,new ExportParams("角色列表数据","导出人:"+user.getRealname(),"导出信息"));
  		mv.addObject(NormalExcelConstants.DATA_LIST,pageList);
  		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 {
  				return sysRoleService.importExcelCheckRoleCode(file, params);
  			} 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) {
  					log.error(e.getMessage(), e);
  				}
  			}
  		}
  		return Result.error("文件导入失败！");
  	}
  	
  	/**
  	 * 查询数据规则数据
  	 */
  	@GetMapping(value = "/datarule/{permissionId}/{roleId}")
  	public Result<?> loadDatarule(@PathVariable("permissionId") String permissionId,@PathVariable("roleId") String roleId) {
  		List<SysPermissionDataRule> list = sysPermissionDataRuleService.getPermRuleListByPermId(permissionId);
  		if(list==null || list.size()==0) {
  			return Result.error("未找到权限配置信息");
  		}else {
  			Map<String,Object> map = new HashMap<>();
  			map.put("datarule", list);
  			LambdaQueryWrapper<SysRolePermission> query = new LambdaQueryWrapper<SysRolePermission>()
  					.eq(SysRolePermission::getPermissionId, permissionId)
  					.isNotNull(SysRolePermission::getDataRuleIds)
  					.eq(SysRolePermission::getRoleId,roleId);
  			SysRolePermission sysRolePermission = sysRolePermissionService.getOne(query);
  			if(sysRolePermission==null) {
  				//return Result.error("未找到角色菜单配置信息");
  			}else {
  				String drChecked = sysRolePermission.getDataRuleIds();
  				if(oConvertUtils.isNotEmpty(drChecked)) {
  					map.put("drChecked", drChecked.endsWith(",")?drChecked.substring(0, drChecked.length()-1):drChecked);
  				}
  			}
  			return Result.ok(map);
  			//TODO 以后按钮权限的查询也走这个请求 无非在map中多加两个key
  		}
  	}
  	
  	/**
  	 * 保存数据规则至角色菜单关联表
  	 */
  	@PostMapping(value = "/datarule")
  	public Result<?> saveDatarule(@RequestBody JSONObject jsonObject) {
  		try {
  			String permissionId = jsonObject.getString("permissionId");
  			String roleId = jsonObject.getString("roleId");
  			String dataRuleIds = jsonObject.getString("dataRuleIds");
  			log.info("保存数据规则>>"+"菜单ID:"+permissionId+"角色ID:"+ roleId+"数据权限ID:"+dataRuleIds);
  			LambdaQueryWrapper<SysRolePermission> query = new LambdaQueryWrapper<SysRolePermission>()
  					.eq(SysRolePermission::getPermissionId, permissionId)
  					.eq(SysRolePermission::getRoleId,roleId);
  			SysRolePermission sysRolePermission = sysRolePermissionService.getOne(query);
  			if(sysRolePermission==null) {
  				return Result.error("请先保存角色菜单权限!");
  			}else {
  				sysRolePermission.setDataRuleIds(dataRuleIds);
  				this.sysRolePermissionService.updateById(sysRolePermission);
  			}
  		} catch (Exception e) {
  			log.error("SysRoleController.saveDatarule()发生异常：" + e.getMessage(),e);
  			return Result.error("保存失败");
  		}
  		return Result.ok("保存成功!");
  	}
  	
  	
  	/**
  	 * 用户角色授权功能，查询菜单权限树
  	 * @param request
  	 * @return
  	 */
  	@RequestMapping(value = "/queryTreeList", method = RequestMethod.GET)
  	public Result<Map<String,Object>> queryTreeList(HttpServletRequest request) {
  		Result<Map<String,Object>> result = new Result<>();
  		//全部权限ids
  		List<String> ids = new ArrayList<>();
  		try {
  			LambdaQueryWrapper<SysPermission> query = new LambdaQueryWrapper<SysPermission>();
  			query.eq(SysPermission::getDelFlag, CommonConstant.DEL_FLAG_0);
  			query.orderByAsc(SysPermission::getSortNo);
  			List<SysPermission> list = sysPermissionService.list(query);
  			for(SysPermission sysPer : list) {
  				ids.add(sysPer.getId());
  			}
  			List<TreeModel> treeList = new ArrayList<>();
  			getTreeModelList(treeList, list, null);
  			Map<String,Object> resMap = new HashMap<String,Object>();
  			resMap.put("treeList", treeList); //全部树节点数据
  			resMap.put("ids", ids);//全部树ids
  			result.setResult(resMap);
  			result.setSuccess(true);
  		} catch (Exception e) {
  			log.error(e.getMessage(), e);
  		}
  		return result;
  	}
  	
  	private void getTreeModelList(List<TreeModel> treeList,List<SysPermission> metaList,TreeModel temp) {
  		for (SysPermission permission : metaList) {
  			String tempPid = permission.getParentId();
  			TreeModel tree = new TreeModel(permission.getId(), tempPid, permission.getName(),permission.getRuleFlag(), permission.isLeaf());
  			if(temp==null && oConvertUtils.isEmpty(tempPid)) {
  				treeList.add(tree);
  				if(!tree.getIsLeaf()) {
  					getTreeModelList(treeList, metaList, tree);
  				}
  			}else if(temp!=null && tempPid!=null && tempPid.equals(temp.getKey())){
  				temp.getChildren().add(tree);
  				if(!tree.getIsLeaf()) {
  					getTreeModelList(treeList, metaList, tree);
  				}
  			}
  			
  		}
  	}
  	
  	
  }
  