package com.ph.action;

import java.util.ArrayList;
import java.util.List;

import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import org.apache.struts2.ServletActionContext;
import com.opensymphony.xwork2.ActionSupport;
import com.ph.dao.UserDao;
import com.ph.entity.User;

public class UserAction  extends ActionSupport{
	private User user;
	private UserDao udao;
	public User getUser() {
		return user;
	}
	public void setUser(User user) {
		this.user = user;
	}
	public UserDao getUdao() {
		return udao;
	}
	public void setUdao(UserDao udao) {
		this.udao = udao;
	}
	public String top() {
		return "top";
	}
	public String menu() {
		return "menu";
	}
	public String index() {
		return "index";
	}
	public String adminlogin(){
		HttpServletRequest request = ServletActionContext.getRequest();		
		HttpSession session = request.getSession();
		boolean t = udao.adminLogin(user);
		if(t){
			session.setAttribute("user",user);
			return "admin";
		}else{
			request.setAttribute("msg", "<b>用户名密码有误！</b>");
			return "login";
		}
	}
	
	public String loginOut(){
		HttpServletRequest request = ServletActionContext.getRequest();
		HttpServletResponse response = ServletActionContext.getResponse();
		HttpSession session = request.getSession();		
		session.invalidate();		

		String uri = request.getContextPath() + "/";
		Cookie c = new Cookie("id","");
		c.setPath(uri);
		c.setMaxAge(0);
		response.addCookie(c);
		c = new Cookie("pwd","");
		c.setPath(uri);
		c.setMaxAge(0);
		response.addCookie(c);
		return "login";
	}
	
	public String addadmin(){
		boolean t = udao.chachong(user);
		if(t){
			if(user!=null&&user.getPwd().equals(user.getPwds())){
			udao.addadmin(user);
			}
		}
		return "addadmin";
	}
	
	public String userlist(){
		List<User> user=udao.finduser();
		HttpServletRequest request=ServletActionContext.getRequest();
		request.setAttribute("user", user);
		return "userlist";
	}
	
	public String deluser(){
		udao.deluser(user.getId());
		return userlist();
	}
	
	public String userlogin(){
		HttpServletRequest request = ServletActionContext.getRequest();
		HttpServletResponse response = ServletActionContext.getResponse();
		HttpSession session = request.getSession();
		//request.getServletContext() application
//		if (user.getName().trim().length() == 0) {
//            //设置提示信息  
//            request.setAttribute("msg", "请输入用户名");           
//            return "userlogin";
//        }
		//从applicaton作用域中取出用户列表 		
        List<Object> users = (List<Object>) request.getServletContext().getAttribute("users");      		
        //如果该用户列表还不存在，实例化该用户列表 
        if (users == null) {
            users = new ArrayList<Object>();
        }
        //查看当前列表中是否包含当前的登陆用户  
        if (users.contains(user.getName())) {
            //设置提示信息  
            request.setAttribute("msg", "该用户已经登陆，请重新登陆");       
            return "userlogin";
        }
        //查数据库
		boolean t = udao.userLogin(user);
		if(t){
			//将当前登陆用户名加入该用户列表 
			users.add(user.getName());
			request.getServletContext().setAttribute("users", users);
			session.setAttribute("user",user.getName());
			return "main";
		}else{
			request.setAttribute("msg", "<b>用户名密码有误！</b>");
			return "userlogin";
		}
	}

	
	public String adduser(){
		boolean t = udao.chachong(user);
		if(t){
			if(user!=null&&user.getPwd().equals(user.getPwds())){
				udao.adduser(user);
			}
		}
		return "adduser";
	}
	
	
	public String lylogin(){
		HttpServletRequest request = ServletActionContext.getRequest();		
		HttpSession session = request.getSession();
		boolean t = udao.adminLogin(user);
		if(t){
			session.setAttribute("lyuser",user);
			return "ly";
		}else{
			request.setAttribute("msg", "<b>用户名密码有误！</b>");
			return "lyblogin";
		}
	}
	
	
		
}