<?php

declare(strict_types=1);

namespace Modules\Api\Services;

use App\Model\Mongo\UserRelationModel;
use App\Model\Mongo\VideoLikeModel;

class UserRelationService
{
    /**
     * 获取关注/被关注总数
     * @param $type
     * @param $userId
     * @return integer
     */
    public function getTotal($type, $userId)
    {
        if ($type == 'flow') {
            $data = [
                'from_user_id' => $userId
            ];
        } else {
            $data = [
                'to_user_id' => $userId
            ];
        }
        return make(UserRelationModel::class)->db()->countDocuments($data);
    }

    /**
     * 检查是否关注
     * @param $userId
     * @param $toUserId
     * @return integer
     */
    public function check($userId, $toUserId)
    {
        $key = md5('favorite_' . $userId . '_' . $toUserId);
        $result = make(UserRelationModel::class)->db()
            ->countDocuments(['_id' => $key]);
        if ($result) {
            return 1;
        }
        return 0;
    }

    /**
     * 获取点赞数
     * @param $userId
     * @param $toUserId
     * @return integer
     */
    public function getLike($userId)
    {
        return make(VideoLikeModel::class)->db()->countDocuments(['uid' => $userId]);
    }
}