package com.rzyc.config;

import com.rzyc.mapper.ent.EntUserMapper;
import com.rzyc.model.ent.EntUser;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.authority.SimpleGrantedAuthority;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.core.userdetails.UsernameNotFoundException;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.stereotype.Service;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;

/**
 * spring security 用户认证过程
 * @author Xuwanxin
 * @author 2022/09/27
 * */

@Service("userService")
public class UserDetailsServiceImpl implements UserDetailsService {

    /**
     * 内存过程密码加密
     * */
    private PasswordEncoder passwordEncoder;

    /**
     * 企业端用户
     * */
    private EntUserMapper entUserMapper;

    @Autowired
    public void UserDetailsServiceImplFinder(PasswordEncoder passwordEncoder,EntUserMapper entUserMapper) {
        this.passwordEncoder = passwordEncoder;
        this.entUserMapper = entUserMapper;
    }




    @Override
    public UserDetails loadUserByUsername(String name) throws UsernameNotFoundException {
        //判断数据库用户
        EntUser entUser = entUserMapper.selectByName(name);
        if (Objects.isNull(entUser)){
            throw new UsernameNotFoundException("用户名或密码错误");
        }
            // 获取用户权限
            List<GrantedAuthority> authority= new ArrayList<GrantedAuthority>();
            //给通过登陆的进行role权限，也可以根据业务调整
            authority.add(new SimpleGrantedAuthority("ROLE_ADMIN"));
            return new EntUserDetails(entUser.getName(), passwordEncoder.encode(entUser.getPasswd()), authority,entUser.getEntUserId());

    }
}