<?php

class actionCommentsIndex extends cmsAction {

    public function run($dataset_name = 'all') {

        if (!empty($this->options['disable_icms_comments'])) {
            return cmsCore::error404();
        }

        $datasets = $this->getDatasets();

        if (!$dataset_name || !isset($datasets[$dataset_name])) {
            return cmsCore::error404();
        }

        $dataset = $datasets[$dataset_name];

        if (isset($dataset['filter']) && is_callable($dataset['filter'])) {
            $this->model = $dataset['filter']($this->model);
        }

        // Формируем базовые URL для страниц
        $page_url = [
            'base'  => href_to($this->name, $dataset_name),
            'first' => href_to($this->name, $dataset_name)
        ];

        // фильтруем
        if (!empty($this->options['show_list']) && array_filter($this->options['show_list'])) {

            $show_controllers = $show_targets     = [];

            foreach ($this->options['show_list'] as $show_target) {
                list($show_controllers[], $show_targets[]) = explode(':', $show_target);
            }

            $this->model->filterIn('target_controller', $show_controllers);
            $this->model->filterIn('target_subject', $show_targets);
        }

        // Получаем HTML списка комментариев
        $items_list_html = $this->renderCommentsList($page_url, $dataset_name);

        $rss_link = '';
        if ($dataset_name === 'all' && $this->callIfExists('model:rss')->isRssFeedEnable('comments')) {
            $rss_link = href_to('rss', 'feed', 'comments');
        }

        if ($this->cms_user->is_admin) {
            $this->cms_template->addToolButton([
                'class' => 'page_gear',
                'icon'  => 'wrench',
                'title' => LANG_OPTIONS,
                'href'  => href_to('admin', 'controllers', ['edit', $this->name, 'options'])
            ]);
        }

        $this->cms_template->addHead('<link rel="canonical" href="' . href_to_abs($this->name) . '"/>');

        return $this->cms_template->render('index', [
            'page_title'      => ($dataset_name != 'all' ? LANG_COMMENTS . ' - ' . $dataset['title'] : LANG_COMMENTS),
            'base_ds_url'     => href_to($this->name) . '%s',
            'rss_link'        => $rss_link,
            'datasets'        => $datasets,
            'dataset_name'    => $dataset_name,
            'dataset'         => $dataset,
            'user'            => $this->cms_user,
            'items_list_html' => $items_list_html
        ], $this->request);
    }

}