<?php

declare(strict_types=1);

namespace OCA\NuqloudMasterCalendar\DAV;

use Sabre\CalDAV\ICalendarObject;
use Sabre\DAV\Exception\Forbidden;
use Sabre\DAV\Exception\NotFound;
use Sabre\DAVACL\IACL;
use Sabre\VObject\Component\VCalendar;

class MasterCalendarObject implements ICalendarObject, IACL {
	public function __construct(private MasterCalendar $calendar, private VCalendar $calendarData) {
	}

	public function getOwner(): string { return $this->calendar->getOwner(); }
	public function getGroup(): ?string { return null; }
	public function getACL(): array { return $this->calendar->getACL(); }
	public function setACL(array $acl): void { throw new Forbidden('Setting ACL is not supported'); }
	public function getSupportedPrivilegeSet(): ?array { return null; }
	public function put($data): void { throw new Forbidden('Updating events is not supported'); }
	public function get(): string { return $this->calendarData->serialize(); }
	public function getContentType(): string { return 'text/calendar; charset=utf-8'; }
	public function getETag(): string { return '"' . sha1($this->get()) . '"'; }
	public function getSize(): int { return strlen($this->get()); }
	public function delete(): void { throw new Forbidden('Deleting events is not supported'); }
	public function setName($name): void { throw new Forbidden('Renaming events is not supported'); }
	public function getLastModified(): ?int { return null; }

	public function getName(): string {
		$base = $this->calendarData->getBaseComponent();
		if ($base === null || !isset($base->UID)) {
			throw new NotFound('Calendar event is missing a UID');
		}
		return isset($base->{'X-FILENAME'}) ? (string)$base->{'X-FILENAME'} : (string)$base->UID . '.ics';
	}
}