archboard/tidal-ptc

use App\Models\School;
use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Scope;

class SchoolScope implements Scope
{
    public function apply(Builder $builder, Model $model): void
    {
        if ($school = School::current()) {
            $builder->where($model->getTable().'.school_id', $school->id);
        }
    }
}

use App\Models\Scopes\SchoolScope;

trait ScopedToSchool
{
    public static function bootScopedToSchool(): void
    {
        static::addGlobalScope(new SchoolScope());
    }
}

use App\Traits\ScopedToSchool;

class Batch extends Model
{
    use ScopedToSchool;

    // ...
}