tenancy/src/Database/Concerns/BelongsToPrimaryModel.php

<?php

namespace Stancl\Tenancy\Database\Concerns;

use Stancl\Tenancy\Database\ParentModelScope;

trait BelongsToPrimaryModel
{
    abstract public function getRelationshipToPrimaryModel(): string;

    public static function bootBelongsToPrimaryModel()
    {
        static::addGlobalScope(new ParentModelScope);
    }
}