package com.slcf.service.impl;

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

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import com.slcf.dao.MenuDao;
import com.slcf.pojo.MenuBean;
import com.slcf.service.MenuService;

@Service
public class MenuServiceImpl implements MenuService {

	@Autowired
	MenuDao menuDao;
	
	/**
	 * 验证菜单ID是否唯一
	 */
	public boolean checkMenuId(int id) {
		boolean flag=false;
		try {
			MenuBean menu = menuDao.getMenuById(id);
			if (menu == null) {
				flag = true;
			}
		}catch (Exception e) {
			System.out.println(e.getMessage());
		}
		return flag;
	}
	
	public boolean checkMenu(String name, int id) {
		boolean flag=false;
		try {
			if (id != 0) {// 修改
				MenuBean menu = menuDao.getMenuByName(name);
				if (menu == null || (menu != null && menu.getMenu_id() == id)) {
					flag = true;
				}
			} else {// 添加
				MenuBean menu = menuDao.getMenuByName(name);
				if (menu == null) {
					flag = true;
				}
			}
		}catch (Exception e) {
			System.out.println(e.getMessage());
		}
		return flag;
	}

	public MenuBean quertMenuById(int id) {
		try {
			return menuDao.quertMenuById(id);
		}catch (Exception e) {
			System.out.println(e.getMessage());
			return null;
		}
	}

	public int delMenuById(int mid) {
		try {
			return menuDao.delMenuById(mid);
		}catch (Exception e) {
			System.out.println(e.getMessage());
			return -1;
		}
	}

	public boolean upMenu(MenuBean menu) {
		boolean flag=false;
		try {
			int i=menuDao.upMenu(menu);
			if(i>0){
				flag=true;
			}
		}catch (Exception e) {
			System.out.println(e.getMessage());
		}
		return flag;
	}

	public boolean saveMenu(MenuBean menu) {
		boolean flag=true;
		try {
			int i = menuDao.saveMenu(menu);
			if (i > 0) {
				flag = true;
			}
		}catch (Exception e) {
			System.out.println(e.getMessage());
		}
		return flag;
	}

	public Map<String,Object> getMenuList(int pageNumber, int pageSize) {
		Map<String,Object>map=new HashMap<String, Object>();
		try {
			List<MenuBean>list=menuDao.getMenuList((pageNumber-1)*pageSize,pageSize);
	//		List<MenuBean>list=menuDao.getMenuList((pageNumber-1)*pageSize,pageNumber*pageSize);
			int count =menuDao.getCount();
			map.put("rows", list);
			map.put("total", count);
		}catch (Exception e) {
			System.out.println(e.getMessage());
		}
		return map;
	}

	public List<MenuBean> getParentMenu() {
		try {
			return menuDao.getParentMenu();
		}catch (Exception e) {
			System.out.println(e.getMessage());
			return null;
		}
	}

}