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<?php

    namespace Inteve\Navigation;


    class BreadcrumbsControl extends BaseControl
    {
        const TEMPLATE_DEFAULT = 'default';

        /** @var Navigation */
        private $navigation;

        /** @var string */
        private $templateFile;


        public function __construct(Navigation $navigation)
        {
            $this->navigation = $navigation;
            $this->setTemplateFile(self::TEMPLATE_DEFAULT);
        }


        /**
         * @param  string  file path or template name
         * @return self
         */
        public function setTemplateFile($file)
        {
            if ($file === self::TEMPLATE_DEFAULT) {
                $file = __DIR__ . '/templates/breadcrumbs/' . $file . '.latte';
            }
            $this->templateFile = $file;
            return $this;
        }


        /**
         * @return void
         */
        public function render()
        {
            $template = $this->createTemplate();
            $template->items = $this->navigation->getBreadcrumbs();
            $template->render($this->templateFile);
        }
    }