package com.ruoyi.web.controller.system;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import org.apache.shiro.SecurityUtils;
import org.apache.shiro.authc.AuthenticationException;
import org.apache.shiro.authc.UsernamePasswordToken;
import org.apache.shiro.subject.Subject;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Controller;
import org.springframework.ui.ModelMap;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.ResponseBody;
import com.ruoyi.common.core.controller.BaseController;
import com.ruoyi.common.core.domain.AjaxResult;
import com.ruoyi.common.core.text.Convert;
import com.ruoyi.common.utils.ServletUtils;
import com.ruoyi.common.utils.ShiroUtils;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.common.core.domain.entity.SysUser;
import com.ruoyi.framework.web.service.ConfigService;
import com.ruoyi.system.service.ISysMenuService;
import com.ruoyi.system.service.ISysRoleService;

/**
 * 登录验证
 * 
 * @author ruoyi
 */
@Controller
public class SysLoginController extends BaseController
{
    /**
     * 是否开启记住我功能
     */
    @Value("${shiro.rememberMe.enabled: false}")
    private boolean rememberMe;

    @Autowired
    private ConfigService configService;

    @Autowired
    private ISysRoleService roleService;

    @Autowired
    private ISysMenuService menuService;

    @GetMapping("/login")
    public String login(HttpServletRequest request, HttpServletResponse response, ModelMap mmap)
    {
        // 如果是Ajax请求，返回Json字符串。
        if (ServletUtils.isAjaxRequest(request))
        {
            return ServletUtils.renderString(response, "{\"code\":401,\"msg\":\"未登录或登录超时。请重新登录\"}");
        }
        // 是否开启记住我
        mmap.put("isRemembered", rememberMe);
        // 是否开启用户注册
        mmap.put("isAllowRegister", Convert.toBool(configService.getKey("sys.account.registerUser"), false));
        return "login";
    }

    @PostMapping("/login")
    @ResponseBody
    public AjaxResult ajaxLogin(String username, String password, Boolean rememberMe)
    {
        boolean remembered = Boolean.TRUE.equals(rememberMe);
        UsernamePasswordToken token = new UsernamePasswordToken(username, password, remembered);
        Subject subject = SecurityUtils.getSubject();
        try
        {
            subject.login(token);
            return success().put("token", "session-token");
        }
        catch (AuthenticationException e)
        {
            String msg = "用户或密码错误";
            if (StringUtils.isNotEmpty(e.getMessage()))
            {
                msg = e.getMessage();
            }
            return error(msg);
        }
    }

    @GetMapping("/getInfo")
    @ResponseBody
    public AjaxResult getInfo()
    {
        SysUser user = ShiroUtils.getSysUser();
        if (StringUtils.isNull(user))
        {
            return new AjaxResult().put("code", 401).put("msg", "未登录或登录超时。请重新登录");
        }
        Set<String> roles = new HashSet<String>();
        Set<String> permissions = new HashSet<String>();
        if (user.isAdmin())
        {
            roles.add("admin");
            permissions.add("*:*:*");
        }
        else
        {
            roles = roleService.selectRoleKeys(user.getUserId());
            permissions = menuService.selectPermsByUserId(user.getUserId());
        }
        Map<String, Object> userInfo = new HashMap<String, Object>();
        userInfo.put("userId", user.getUserId());
        userInfo.put("userName", user.getLoginName());
        userInfo.put("nickName", user.getUserName());
        userInfo.put("avatar", user.getAvatar());
        return success()
                .put("user", userInfo)
                .put("roles", new ArrayList<String>(roles))
                .put("permissions", new ArrayList<String>(permissions))
                .put("isDefaultModifyPwd", false)
                .put("isPasswordExpired", false);
    }

    @GetMapping("/unauth")
    public String unauth()
    {
        return "error/unauth";
    }
}
