package com.objecteye.service.impl;

import com.objecteye.pojo.TokenUser;
import com.objecteye.pojo.UserDetailsMsg;
import com.objecteye.pojo.UserGroup;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.mongodb.core.MongoTemplate;
import org.springframework.data.mongodb.core.query.Criteria;
import org.springframework.data.mongodb.core.query.Query;
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.Component;

@Component
public class UserDetailServiceImpl implements UserDetailsService {

    private final PasswordEncoder passwordEncoder;

    @Autowired
    public UserDetailServiceImpl(PasswordEncoder passwordEncoder) {
        this.passwordEncoder = passwordEncoder;
    }

    @Autowired
    private MongoTemplate mongoTemplate;

    @Override
    public UserDetails loadUserByUsername(String s) throws UsernameNotFoundException {
        if ("superAdmin".equals(s)) {
            return new TokenUser("superAdmin", passwordEncoder.encode("123456"), "1");
        }
        UserDetailsMsg userDetailsMsg = mongoTemplate.findOne(Query.query(Criteria.where("username").is(s)), UserDetailsMsg.class);
        if (userDetailsMsg != null) {
            UserGroup userGroup = mongoTemplate.findOne(Query.query(Criteria.where("groupCode").is(userDetailsMsg.getGroup())), UserGroup.class);
            String userRole = userDetailsMsg.getUserRole();
            if (userGroup != null) {
                String groupLevel = userGroup.getGroupLevel();
                userRole = String.valueOf(Math.min(Integer.parseInt(userRole), Integer.parseInt(groupLevel)));
            }
            return new TokenUser(userDetailsMsg.getUsername(), passwordEncoder.encode(userDetailsMsg.getPassword()), userRole);
        }
        return null;
    }
}