StandardToastRendererFactory.php

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<?php

declare(strict_types=1);

namespace ILIAS\GlobalScreen\Scope\Toast\Collector\Renderer;

use ILIAS\DI\UIServices;
use ILIAS\GlobalScreen\Scope\Toast\Factory\isStandardItem;
use ILIAS\GlobalScreen\Scope\Toast\Factory\StandardToastItem;

class StandardToastRendererFactory implements ToastRendererFactory
{
    protected array $renderers = [];
    protected UIServices $ui;

    public function __construct(UIServices $ui)
    {
        $this->ui = $ui;
    }

    public function getRenderer(string $fully_qualified): ToastRenderer
    {
        $renderer = $this->ensureRenderer($fully_qualified);
        if (!$renderer instanceof \ILIAS\GlobalScreen\Scope\Toast\Collector\Renderer\ToastRenderer) {
            throw new \InvalidArgumentException("Cannot render item of type " . $fully_qualified);
        }
        return $renderer;
    }

    public function buildRenderer(string $fully_qualified): ?ToastRenderer
    {
        $renderer = null;
        switch ($fully_qualified) {
            case isStandardItem::class:
                $renderer = new StandardToastRenderer($this->ui);
                break;
            case StandardToastItem::class:
                $renderer = new StandardToastRenderer($this->ui);
                break;
            default:
                $renderer = null;
                break;
        }
        return $renderer;
    }

    private function ensureRenderer(string $fully_qualified): ?ToastRenderer
    {
        if (!isset($this->renderers[$fully_qualified])) {
            $this->renderers[$fully_qualified] = $this->buildRenderer($fully_qualified);
        }
        return $this->renderers[$fully_qualified];
    }
}