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<?php
declare(strict_types=1);
/**
* @copyright 2023 Christopher Ng <chrng8@gmail.com>
*
* @author Christopher Ng <chrng8@gmail.com>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace OCA\FilesReminders\Service;
use DateTime;
use DateTimeZone;
use OCA\FilesReminders\AppInfo\Application;
use OCA\FilesReminders\Db\Reminder;
use OCA\FilesReminders\Db\ReminderMapper;
use OCA\FilesReminders\Exception\NodeNotFoundException;
use OCA\FilesReminders\Exception\UserNotFoundException;
use OCA\FilesReminders\Model\RichReminder;
use OCP\AppFramework\Db\DoesNotExistException;
use OCP\Files\IRootFolder;
use OCP\Files\Node;
use OCP\IURLGenerator;
use OCP\IUser;
use OCP\IUserManager;
use OCP\Notification\IManager as INotificationManager;
use Psr\Log\LoggerInterface;
use Throwable;
class ReminderService {
public function __construct(
protected IUserManager $userManager,
protected IURLGenerator $urlGenerator,
protected INotificationManager $notificationManager,
protected ReminderMapper $reminderMapper,
protected IRootFolder $root,
protected LoggerInterface $logger,
) {
}
/**
* @throws DoesNotExistException
*/
public function get(int $id): RichReminder {
$reminder = $this->reminderMapper->find($id);
return new RichReminder($reminder, $this->root);
}
/**
* @throws DoesNotExistException
*/
public function getDueForUser(IUser $user, int $fileId): RichReminder {
$reminder = $this->reminderMapper->findDueForUser($user, $fileId);
return new RichReminder($reminder, $this->root);
}
/**
* @return RichReminder[]
*/
public function getAll(?IUser $user = null) {
$reminders = ($user !== null)
? $this->reminderMapper->findAllForUser($user)
: $this->reminderMapper->findAll();
return array_map(
fn (Reminder $reminder) => new RichReminder($reminder, $this->root),
$reminders,
);
}
/**
* @return bool true if created, false if updated
*
* @throws NodeNotFoundException
*/
public function createOrUpdate(IUser $user, int $fileId, DateTime $dueDate): bool {
$now = new DateTime('now', new DateTimeZone('UTC'));
try {
$reminder = $this->reminderMapper->findDueForUser($user, $fileId);
$reminder->setDueDate($dueDate);
$reminder->setUpdatedAt($now);
$this->reminderMapper->update($reminder);
return false;
} catch (DoesNotExistException $e) {
$node = $this->root->getUserFolder($user->getUID())->getFirstNodeById($fileId);
if (!$node) {
throw new NodeNotFoundException();
}
// Create new reminder if no reminder is found
$reminder = new Reminder();
$reminder->setUserId($user->getUID());
$reminder->setFileId($fileId);
$reminder->setDueDate($dueDate);
$reminder->setUpdatedAt($now);
$reminder->setCreatedAt($now);
$this->reminderMapper->insert($reminder);
return true;
}
}
/**
* @throws DoesNotExistException
*/
public function remove(IUser $user, int $fileId): void {
$reminder = $this->reminderMapper->findDueForUser($user, $fileId);
$this->reminderMapper->delete($reminder);
}
public function removeAllForNode(Node $node): void {
$reminders = $this->reminderMapper->findAllForNode($node);
foreach ($reminders as $reminder) {
$this->reminderMapper->delete($reminder);
}
}
public function removeAllForUser(IUser $user): void {
$reminders = $this->reminderMapper->findAllForUser($user);
foreach ($reminders as $reminder) {
$this->reminderMapper->delete($reminder);
}
}
/**
* @throws DoesNotExistException
* @throws UserNotFoundException
*/
public function send(Reminder $reminder): void {
if ($reminder->getNotified()) {
return;
}
$user = $this->userManager->get($reminder->getUserId());
if ($user === null) {
throw new UserNotFoundException();
}
$notification = $this->notificationManager->createNotification();
$notification
->setApp(Application::APP_ID)
->setIcon($this->urlGenerator->getAbsoluteURL($this->urlGenerator->imagePath('files', 'folder.svg')))
->setUser($user->getUID())
->setObject('reminder', (string)$reminder->getId())
->setSubject('reminder-due', [
'fileId' => $reminder->getFileId(),
])
->setDateTime($reminder->getDueDate());
try {
$this->notificationManager->notify($notification);
$this->reminderMapper->markNotified($reminder);
} catch (Throwable $th) {
$this->logger->error($th->getMessage(), $th->getTrace());
}
}
public function cleanUp(?int $limit = null): void {
$buffer = (new DateTime())
->setTimezone(new DateTimeZone('UTC'))
->modify('-1 day');
$reminders = $this->reminderMapper->findNotified($buffer, $limit);
foreach ($reminders as $reminder) {
$this->reminderMapper->delete($reminder);
}
}
}
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