package com.ycxm.controller;

import java.util.HashMap;
import java.util.Map;
import org.apache.shiro.SecurityUtils;
import org.apache.shiro.authc.IncorrectCredentialsException;
import org.apache.shiro.authc.UnknownAccountException;
import org.apache.shiro.authc.UsernamePasswordToken;
import org.apache.shiro.subject.Subject;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;

@Controller
@RequestMapping("login")
public class LoginController {
	
	
	
	@GetMapping("page")
	public String loginPage() {
		
		
		return "login";
	}
	
	
	@PostMapping("login")
	@ResponseBody
	public Map<String, Object> login(String name,String password) {
		Map<String, Object> map = new HashMap<>();
		Subject subject = SecurityUtils.getSubject();
		if (!subject.isAuthenticated()) {
			UsernamePasswordToken token = new UsernamePasswordToken(name, password);
			try {
				subject.login(token);
				map.put("code", "100");
			} catch (UnknownAccountException e) {
				map.put("code", "账号不存在，请查证后重新录入");
				e.printStackTrace();
			} catch (IncorrectCredentialsException  e) {
				map.put("code", "账号或密码不正确，请查证后重新录入");
				e.printStackTrace();
			}
		}
		return map;
	}
	
	@RequestMapping("/logout")
	public String logout() {
		Subject currentUser = SecurityUtils.getSubject();
		currentUser.logout();
		return "redirect:/login";
	}
	
}