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<?php
namespace SimplyBook\Controllers;
use SimplyBook\Interfaces\ControllerInterface;
use SimplyBook\Services\WidgetTrackingService;
/**
* Controller responsible for tracking which pages/posts contain SimplyBook widgets.
*
* This controller monitors WordPress post saves and deletions to maintain an accurate
* list of published pages that contain booking widgets. It fires events when
* widget publishing status changes to notify other parts of the application.
*/
class WidgetTrackingController implements ControllerInterface
{
private WidgetTrackingService $service;
public function __construct(WidgetTrackingService $service)
{
$this->service = $service;
}
/**
* Register WordPress hooks for this controller.
*/
public function register(): void
{
add_action('save_post', [$this, 'handlePostSave'], 10, 2);
add_action('delete_post', [$this, 'handlePostDelete']);
add_action('trashed_post', [$this, 'handlePostTrashed']);
}
/**
* Update widget tracking when a post is saved or updated.
*/
public function handlePostSave(int $postId, \WP_Post $post): void
{
if ($this->shouldProcessSavedPost($postId, $post) !== true) {
return;
}
$this->service->setPost($postId);
if ($this->service->postContainsWidget()) {
$this->service->trackPost();
return;
}
if ($this->service->widgetWasRemoved()) {
$this->service->untrackPost();
}
}
/**
* Remove a post from widget tracking when it's deleted.
*/
public function handlePostDelete(int $postId): void
{
$this->service->setPost($postId);
$allTrackedPosts = $this->service->getTrackedPosts();
if (!in_array($postId, $allTrackedPosts)) {
return;
}
$this->service->untrackPost($postId);
}
/**
* Handles the post being trashed.
*/
public function handlePostTrashed(int $postId): void
{
$allTrackedPosts = $this->service->getTrackedPosts();
$this->service->setPost($postId);
if (!in_array($postId, $allTrackedPosts)) {
return; // Nothing to do
}
$this->service->untrackPost($postId);
}
/**
* Determine if a saved post should be processed for widget tracking.
*/
private function shouldProcessSavedPost(int $postId, \WP_Post $post): bool
{
return !wp_is_post_revision($postId)
&& !wp_is_post_autosave($postId)
&& $post->post_status === 'publish';
}
}