cssd-back/app/Services/Media/MediaHelper.php

<?php

namespace App\Services\Media;

use App\FakeModel;
use Illuminate\Database\Eloquent\Model;

class MediaHelper
{
    public static function moveMediaTo($model) {

        request()->validate([
            'file_batch_id' => 'nullable|string',
        ]);

        if ($fakeModel = FakeModel::where('batch_id', request('file_batch_id'))->first()) {
            foreach($fakeModel->getMedia('temp_medias') as $media) {
                if(substr($media->mime_type, 0, 5) == 'image') {
                    dd($model,$media);
                    $media->move($model, 'images');
                } else {
                    $media->move($model, 'files');
                }
            }
            $fakeModel->delete();
        }

    }

    public static function storeMediaFor(Model $model, string $batchId = null)
    {
        if (is_null($batchId)) {
            $batchId = request()->input('file_batch_id');
        }

        $modelName = self::getNamespaceMap($model);

        if ($fakeModel = FakeModel::where('batch_id', $batchId)->where('model_name', $modelName)->first()) {

            foreach($fakeModel->media()->get() as $media) {
                $media->move($model, $media->collection_name);
            }

            $fakeModel->delete();

        }

    }

    private static function getNamespaceMap(Model $model)
    {
        return $model->getMorphClass();
    }

    public static function moveTinyMCEMediaTo($model) {

        request()->validate([
            'tinymce_batch_id' => 'nullable|string',
        ]);

        if ($fakeModel = FakeModel::where('batch_id', request('tinymce_batch_id'))->first()) {
            foreach($fakeModel->getMedia('temp_medias') as $media) {
                if(substr($media->mime_type, 0, 5) == 'image') {
                    $media->assign($model, 'tinymce_images');
                } else {
                    $media->assign($model, 'temp_medias');
                }
            }
            $fakeModel->delete();
        }

    }

    public static function loadMedia($model, ...$collections) {
        $model->loadMissing(['media' => function($query) use ($collections) {
            $query->select('*');
            if (! empty($collections)) {
                $query->whereIn('collection_name', $collections);
            }
        }]);
        if ($model->media) {
            foreach ($model->media as $media) {
                $media->address = $media->getUrl();
            }
        }
    }
}