package com.ruoyi.common.utils;

import com.ruoyi.common.core.domain.entity.SysRole;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import com.ruoyi.common.constant.HttpStatus;
import com.ruoyi.common.core.domain.model.LoginUser;
import com.ruoyi.common.exception.ServiceException;

import java.util.Arrays;
import java.util.List;

/**
 * 安全服务工具类
 *
 * @author ruoyi
 */
public class SecurityUtils {
    /**
     * 用户ID
     **/
    public static Long getUserId() {
        try {
            return getLoginUser().getUserId();
        } catch (Exception e) {
            return 0L;
//            throw new ServiceException("获取用户ID异常", HttpStatus.UNAUTHORIZED);
        }
    }

    /**
     * 获取部门ID
     **/
    public static String getDeptId() {
        try {
            return getLoginUser().getDeptId();
        } catch (Exception e) {
            throw new ServiceException("获取部门ID异常", HttpStatus.UNAUTHORIZED);
        }
    }

    /**
     * 获取用户账户
     **/
    public static String getUsername() {
        try {
            return getLoginUser().getUsername();
        } catch (Exception e) {
            throw new ServiceException("获取用户账户异常", HttpStatus.UNAUTHORIZED);
        }
    }

    /**
     * 获取用户
     **/
    public static LoginUser getLoginUser() {
        try {
            if (getAuthentication() == null || getAuthentication().getPrincipal() instanceof String) {
                return null;
            }
            return (LoginUser) getAuthentication().getPrincipal();
        } catch (Exception e) {
            throw new ServiceException("获取用户信息异常", HttpStatus.UNAUTHORIZED);
        }
    }

    /**
     * 获取Authentication
     */
    public static Authentication getAuthentication() {
        return SecurityContextHolder.getContext().getAuthentication();
    }

    /**
     * 生成BCryptPasswordEncoder密码
     *
     * @param password 密码
     * @return 加密字符串
     */
    public static String encryptPassword(String password) {
        BCryptPasswordEncoder passwordEncoder = new BCryptPasswordEncoder();
        return passwordEncoder.encode(password);
    }

    /**
     * 判断密码是否相同
     *
     * @param rawPassword     真实密码
     * @param encodedPassword 加密后字符
     * @return 结果
     */
    public static boolean matchesPassword(String rawPassword, String encodedPassword) {
        BCryptPasswordEncoder passwordEncoder = new BCryptPasswordEncoder();
        return passwordEncoder.matches(rawPassword, encodedPassword);
    }

    /**
     * 是否为管理员
     *
     * @param userId 用户ID
     * @return 结果
     */
    public static boolean isAdmin(Long userId) {
        return userId != null && 1L == userId;
    }


    /**
     * 判断当前用户角色
     *
     * @param roleKeys
     * @return 结果
     */
    public static boolean hasRoleKey(String... roleKeys) {

        //当前登入角色
        List<SysRole> roles = SecurityUtils.getLoginUser().getUser().getRoles();

        return  roles.stream().anyMatch(s->Arrays.asList(roleKeys).contains(s.getRoleKey()));
    }

}
