setInternalName example

foreach (array_keys($types) as $type) {
            $this->fields[$type . '-field'] = TypeField::class;
            $this->fields[$type . '-grid'] = TypeGrid::class;
        }
    }

    public function createType(string $name, array $type): Type
    {
        $class = new Type();
        $class->setName($type['name']);
        $class->setInternalName($name);

        if (isset($type['source'])) {
            $class->setSource($type['source']);
        }

        if (isset($type['showInFrontend'])) {
            $class->setShowInFrontend($type['showInFrontend']);
        }

        if (isset($type['menuIcon'])) {
            $class->setMenuIcon($type['menuIcon']);
        }