dou-smallapp/app/Service/AdService.php

<?php

namespace App\Service;

use App\Models\AdPlacement;
use App\Support\DouYinApi;

class AdService
{
    public static function getAdPlacement($appId, $type) {
        list($list, $count) = AdPlacement::searchData([
            'app_id' => $appId, 'status' => 1, 'type' => $type], 1, 1);

        if(0 == $count) { return '';}

        $adPlacementInfo = $list->first();
        return $adPlacementInfo->ad_placement_id ?? '';
    }

    public static function syncAdPlacement($appId) {
        $response = DouYinApi::syncAdPlacement($appId);

        if(!empty($response)) {
            return AdPlacement::saveData($appId, $response['ad_placement_list']);
        }

        return false;
    }
}