<?php

namespace app\api\logic;

use app\common\logic\BaseLogic;
use app\common\model\user\User;
use app\common\model\user\WechatUser;
use support\auth\Weixin;
use support\exception\BusinessException;
use think\facade\Db;
use Tinywan\Jwt\JwtToken;

class WechatUserLogic extends BaseLogic
{

    public function findOrCreate($code)
    {
        $handler = new Weixin();
        $appId = $handler->appId();
        $res = $handler->login($code);
        Db::startTrans();
        try {
            $wechatUser = WechatUser::withTrashed()->where('app_id', $appId)->where('routine_openid', $res['openid'])->find();
            if (empty($wechatUser)) {
                $wechatUser = new WechatUser();
                $wechatUser->app_id = $appId;
                $wechatUser->unionid = $res['union_id'] ?? $res['unionid'] ?? '';
                $wechatUser->routine_openid = $res['openid'];
                $wechatUser->nickname = !empty($this->nickname) ? $this->nickname : $handler->nickname();
                $wechatUser->headimgurl = $handler->avatar();
                if (!$wechatUser->save()) {
                    throw new \Exception('三方登录信息保存出错', 500);
                }
            }
            $user = User::withTrashed()->where('wechat_user_id', $wechatUser->id)->field('id,nickname,avatar')->find();
            if (!empty($user['delete_time'])) {
                throw new BusinessException('账号已注销', 500);
            }
            if (empty($user)) {
                $user = new User();
                $user->wechat_user_id = $wechatUser->id;
                $user->real_name = '';
                $user->nickname = $wechatUser->nickname;
                $user->avatar = $wechatUser->headimgurl;
            }
            $user->last_time = date('Y-m-d H:i:s');
            if (!$user->save()) {
                throw new \Exception('用户信息保存出错', 500);
            }
            Db::commit();
        } catch (\Exception $exception) {
            Db::rollback();
            throw new \Exception($exception->getMessage(), $exception->getCode());
        }
        $tokenParam = [
            'id' => $user->id,
            'nickname' => $user->nickname,
            'avatar' => $user->avatar,
            'code' => $user->code,
        ];
        $token = JwtToken::generateToken(['id' => $user->id]);
        $token['expires_in'] = $token['expires_in'] + time();
        $token['refresh_token_expire'] = time() + config('plugin.tinywan.jwt.app.jwt.refresh_exp');
        $tokenParam['token'] = $token;
        return $tokenParam;
    }

}