<?php

namespace app\admin\service\user;

use app\model\SysUser;
use support\Db;
use Tinywan\Jwt\JwtToken;

class AuthService
{
    public static function login($params)
    {
        DB::beginTransaction();
        try {
            $user = SysUser::findByLoginName($params['username']);
            if (!$user || $user->user_login_pass != md5(sha1($params['password']))) {
                throw new \Exception('账号 / 密码错误');
            }
            // 禁用用户
            if ($user->user_status == 'DISABLED') {
                throw new \Exception('当前账户已禁用，请联系管理员');
            }
            switch ($user->user_status) {
                case 'DISABLED':
                    throw new \Exception('当前账户已禁用，请联系管理员');
                    break;
                case 'PENDING':
                    // 待激活用户登录后自动激活
                    if (SysUser::where('user_id', $user->user_id)->update(['user_status' => 'ACTIVED'])) {
                        throw new \Exception('用户状态修改失败');
                    }
                    break;
                default:
                    break;
            }
            $extend = [
                'id' => $user->user_id,
                'client' => 'admin'
            ];
            $token = JwtToken::generateToken($extend);
            // 提交事务
            DB::commit();

            return json_success('', $token);
        } catch (\Exception $e) {
            // 回滚事务
            DB::rollBack();

            return json_fail($e->getMessage());
        }
    }
}