package com.landtool.lanbase.modules.sys.controller;

import org.apache.commons.lang.StringUtils;
import org.apache.shiro.authz.annotation.Logical;
import org.apache.shiro.authz.annotation.RequiresPermissions;
import org.springframework.beans.factory.annotation.Autowired;
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 com.alibaba.fastjson.JSONObject;
import com.landtool.lanbase.common.Constant.MenuType;
import com.landtool.lanbase.common.annotation.LogAction;
import com.landtool.lanbase.common.annotation.SysLog;
import com.landtool.lanbase.common.exception.LanbaseException;
import com.landtool.lanbase.common.utils.Result;
import com.landtool.lanbase.config.LoginConfigProperties;
import com.landtool.lanbase.modules.org.service.OrgUserService;
import com.landtool.lanbase.modules.sys.entity.SysMenu;
import com.landtool.lanbase.modules.sys.service.SysMenuService;

import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiParam;

import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;

/**
 * @author lanbase
 * @Description: TODO(系统菜单)
 * @date 2017-6-23 15:07
 */
@RestController
@RequestMapping("/sys/menu")
@Api(value = "", tags = {"系统菜单"})
public class SysMenuController extends AbstractController {

	@Autowired
	private OrgUserService orgUserService;

	@Autowired
	private SysMenuService sysMenuService;

	@Autowired
    private LoginConfigProperties  loginConfig;
	/**
	 * 导航菜单
	 */
	@RequestMapping(value ="/nav", method ={RequestMethod.POST, RequestMethod.GET})
	@ApiOperation(
			value = "导航菜单",
			notes = "返回导航菜单，带有权限，用于首页",
			response = Result.class
			)
	public Result nav(){
		List<SysMenu> menuList = sysMenuService.getUserMenuList(getUserId());
		Set<String> permissions = orgUserService.getUserPermissions(getUserId());
		Long appId = loginConfig.getAppId();
		return Result.ok().put("menuList", menuList).put("permissions", permissions).put("appId",appId);
	}
	
	/**
	 * 所有菜单列表
	 */
	@RequestMapping(value ="/list", method ={RequestMethod.POST, RequestMethod.GET})
//	@RequiresPermissions("sys:menu:list")
	@RequiresPermissions(value = {"sys:menu:list","sys:menu:edit"}, logical = Logical.OR)
	@ApiOperation(
			value = "菜单列表",
			notes = "所有菜单列表"
			)
	@LogAction("平台管理,平台菜单管理,平台菜单查询,查询")
	public List<SysMenu> list(@ApiParam(name="params",value="菜单",required=true)@RequestParam Map<String, Object> params){
		String name = (String)params.get("name");
        String type = (String)params.get("type");
        String perms=(String)params.get("perms");
        String parentName=(String)params.get("parentName");
		//查询列表数据
        SysMenu queryMenu = new SysMenu();
        queryMenu.setName(name);
        if(StringUtils.isNotBlank(type)){
        	queryMenu.setType(Integer.parseInt(type));
        }
        queryMenu.setPerms(perms);
        queryMenu.setParentName(parentName);
		List<SysMenu> menuList = sysMenuService.queryList(queryMenu);
		if(StringUtils.isNotBlank(name) || StringUtils.isNotBlank(type) || StringUtils.isNotBlank(perms) /*|| StringUtils.isNotBlank(parentName)*/){
			List<SysMenu> menuChildList = sysMenuService.queryChildList( queryMenu);
			menuList.addAll(menuChildList);
		}
		return menuList;
	}
	
	/**
	 * 选择菜单(添加、修改菜单)
	 */
	@GetMapping("/select")
//	@RequiresPermissions("sys:menu:list")
	@RequiresPermissions(value = {"sys:menu:list","sys:menu:edit"}, logical = Logical.OR)
	@ApiOperation(
			value = "选择菜单",
			notes = "选择菜单(添加、修改菜单)"
			)
	public Result select(){
		//查询列表数据
		List<SysMenu> menuList = sysMenuService.queryNotButtonList();
		
		//添加顶级菜单
		SysMenu root = new SysMenu();
		root.setId(0L);
		root.setName("一级菜单");
		root.setParentId(-1L);
		root.setOpen(true);
		menuList.add(root);
		
		return Result.ok().put("menuList", menuList);
	}
	
	/**
	 * 菜单信息
	 */
	@GetMapping("/info/{menuId}")
//	@RequiresPermissions("sys:menu:list")
	@RequiresPermissions(value = {"sys:menu:list","sys:menu:edit"}, logical = Logical.OR)
	@ApiOperation(
			value = "菜单信息",
			notes = ""
			)
	public Result info(@ApiParam(name="menuId",value="菜单id",required=true)@PathVariable("menuId") Long menuId){
		SysMenu menu = sysMenuService.queryObject(menuId);
		return Result.ok().put("menu", menu);
	}
	
	/**
	 * 保存
	 */
	@LogAction("平台管理,平台菜单管理,平台菜单新增,新增")
	@PostMapping("/save")
	@RequiresPermissions("sys:menu:edit")
	@ApiOperation(
			value = "保存菜单",
			notes = ""
			)
	public Result save(@RequestBody SysMenu menu){
		//数据校验
		verifyForm(menu);
		int rorder = sysMenuService.queryMaxRorder(menu.getParentId())+1;
		menu.setOrderNum(rorder);
		sysMenuService.save(menu);
		
		//保存后获取自增的id值
		int id = sysMenuService.queryUserWithSEQ();
		return Result.ok().put("id",id);
	}
	
	/**
	 * 修改
	 */
	@LogAction("平台管理,平台菜单管理,平台菜单修改,修改")
	@RequestMapping("/update")
	@RequiresPermissions("sys:menu:edit")
	public Result update(@RequestBody SysMenu menu){
		//数据校验
		verifyForm(menu);
				
		sysMenuService.update(menu);
		
		return Result.ok();
	}
	
	/**
	 * 删除
	 */
	@LogAction("平台管理,平台菜单管理,平台菜单删除,删除")
	@SysLog("删除菜单")
	@PostMapping("/delete")
	@RequiresPermissions("sys:menu:edit")
	@ApiOperation(
			value = "删除菜单",
			notes = ""
			)
	public Result delete(@ApiParam(name="menuId",value="菜单id",required=true)long menuId){
		//判断是否有子菜单或按钮
		List<SysMenu> menuList = sysMenuService.queryAllListByParentId(menuId);
		SysMenu menu = sysMenuService.queryObject(menuId); //当前菜单
		SysMenu rootMenu = sysMenuService.queryObject(menuId); //一级菜单
		while (rootMenu.getParentId() != 0) {
			rootMenu = sysMenuService.queryObject(rootMenu.getParentId());
		}
	
		if (menuList.size() > 0) {
				return Result.error("请先删除子菜单或按钮");
		}		

		sysMenuService.deleteBatch(new Long[]{menuId});
		return Result.ok();
	}
	
	/**
	 * 验证参数是否正确
	 */
	private void verifyForm(SysMenu menu){
		if(StringUtils.isBlank(menu.getName())){
			throw new LanbaseException("保存失败，存在特殊字符，请重新输入！");
		}
		
		if(menu.getParentId() == null){
			throw new LanbaseException("上级菜单不能为空");
		}
		
		//菜单
		if(menu.getType() == MenuType.MENU.getValue()){
			if(StringUtils.isBlank(menu.getUrl())){
				throw new LanbaseException("菜单URL不能为空");
			}
		}
		
		//上级菜单类型
		int parentType = MenuType.CATALOG.getValue();
		if(menu.getParentId() != 0){
			SysMenu parentMenu = sysMenuService.queryObject(menu.getParentId());
			parentType = parentMenu.getType();
		}
		
		//目录、菜单
		if(menu.getType() == MenuType.CATALOG.getValue() ||
				menu.getType() == MenuType.MENU.getValue()){
			if(parentType != MenuType.CATALOG.getValue()){
				throw new LanbaseException("上级菜单只能为目录类型");
			}
			return ;
		}
		
		//按钮
		if(menu.getType() == MenuType.BUTTON.getValue()){
			if(parentType != MenuType.MENU.getValue()){
				throw new LanbaseException("上级菜单只能为菜单类型");
			}
			return ;
		}
	}
	
	/**
	 * 查询节点下一级子节点
	 */
	@RequestMapping(value ="/queryNoButtonListByParentId", method ={RequestMethod.GET})
//	@RequiresPermissions("sys:menu:list")
	@RequiresPermissions(value = {"sys:menu:list","sys:menu:edit"}, logical = Logical.OR)
	public Map<String, Object> queryNoButtonListByParentId(@RequestParam Long parentid){
		Map<String, Object> map = new HashMap<String,Object>();
		List<SysMenu> sysMenuList = sysMenuService.queryNoButtonListByParentId(parentid);
		map.put("sysMenuList", sysMenuList);
		return map;
	}
	
	/**
	 * 修改排序
	 */
	@LogAction("平台管理,平台菜单管理,平台菜单排序修改,修改")
	@PostMapping("/updateRorder")
	@RequiresPermissions("sys:menu:edit")
	@ApiOperation(
			value = "修改字典字段值排序",
			notes = ""
			)
	public Result updateRorder(@ApiParam(name="复合对象",value="传入json格式",required=true)@RequestBody JSONObject json){
		String valueids = json.getString("valueids");
//		String sorts = json.getString("sorts");
		String[] valueidList = valueids.split(",");
//		String[] sortList=sorts.split(",");
		for(int i =0;i<valueidList.length;i++){
			SysMenu menu = new SysMenu();
			menu.setId(Long.parseLong(valueidList[i]));
//			menu.setOrderNum(Integer.parseInt(sortList[i]));
			menu.setOrderNum(i);
			sysMenuService.updateRorder(menu);
		}
		
		return Result.ok();
	}
}