<?php

declare(strict_types=1);

namespace Sabre\CalDAV;

class TestUtil
{
    public static function getBackend()
    {
        $backend = new Backend\Mock();
        $calendarId = $backend->createCalendar(
            'principals/user1',
            'UUID-123467',
            [
                '{DAV:}displayname' => 'user1 calendar',
                '{urn:ietf:params:xml:ns:caldav}calendar-description' => 'Calendar description',
                '{http://apple.com/ns/ical/}calendar-order' => '1',
                '{http://apple.com/ns/ical/}calendar-color' => '#FF0000',
            ]
        );
        $backend->createCalendar(
            'principals/user1',
            'UUID-123468',
            [
                '{DAV:}displayname' => 'user1 calendar2',
                '{urn:ietf:params:xml:ns:caldav}calendar-description' => 'Calendar description',
                '{http://apple.com/ns/ical/}calendar-order' => '1',
                '{http://apple.com/ns/ical/}calendar-color' => '#FF0000',
            ]
        );
        $backend->createCalendarObject($calendarId, 'UUID-2345', self::getTestCalendarData());

        return $backend;
    }

    public static function getTestCalendarData($type = 1)
    {
        $calendarData = 'BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Apple Inc.//iCal 4.0.1//EN
CALSCALE:GREGORIAN
BEGIN:VTIMEZONE
TZID:Asia/Seoul
BEGIN:DAYLIGHT
TZOFFSETFROM:+0900
RRULE:FREQ=YEARLY;UNTIL=19880507T150000Z;BYMONTH=5;BYDAY=2SU
DTSTART:19870510T000000
TZNAME:GMT+09:00
TZOFFSETTO:+1000
END:DAYLIGHT
BEGIN:STANDARD
TZOFFSETFROM:+1000
DTSTART:19881009T000000
TZNAME:GMT+09:00
TZOFFSETTO:+0900
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
CREATED:20100225T154229Z
UID:39A6B5ED-DD51-4AFE-A683-C35EE3749627
TRANSP:TRANSPARENT
SUMMARY:Something here
DTSTAMP:20100228T130202Z';

        switch ($type) {
            case 1:
                $calendarData .= "\nDTSTART;TZID=Asia/Seoul:20100223T060000\nDTEND;TZID=Asia/Seoul:20100223T070000\n";
                break;
            case 2:
                $calendarData .= "\nDTSTART:20100223T060000\nDTEND:20100223T070000\n";
                break;
            case 3:
                $calendarData .= "\nDTSTART;VALUE=DATE:20100223\nDTEND;VALUE=DATE:20100223\n";
                break;
            case 4:
                $calendarData .= "\nDTSTART;TZID=Asia/Seoul:20100223T060000\nDURATION:PT1H\n";
                break;
            case 5:
                $calendarData .= "\nDTSTART;TZID=Asia/Seoul:20100223T060000\nDURATION:-P5D\n";
                break;
            case 6:
                $calendarData .= "\nDTSTART;VALUE=DATE:20100223\n";
                break;
            case 7:
                $calendarData .= "\nDTSTART;VALUE=DATETIME:20100223T060000\n";
                break;

            // No DTSTART, so intentionally broken
            case 'X':
                $calendarData .= "\n";
                break;
        }

        $calendarData .= 'ATTENDEE;PARTSTAT=NEEDS-ACTION:mailto:lisa@example.com
SEQUENCE:2
END:VEVENT
END:VCALENDAR';

        return $calendarData;
    }

    public static function getTestTODO($type = 'due')
    {
        switch ($type) {
            case 'due':
                $extra = 'DUE:20100104T000000Z';
                break;
            case 'due2':
                $extra = 'DUE:20060104T000000Z';
                break;
            case 'due_date':
                $extra = 'DUE;VALUE=DATE:20060104';
                break;
            case 'due_tz':
                $extra = 'DUE;TZID=Asia/Seoul:20060104T000000Z';
                break;
            case 'due_dtstart':
                $extra = "DTSTART:20050223T060000Z\nDUE:20060104T000000Z";
                break;
            case 'due_dtstart2':
                $extra = "DTSTART:20090223T060000Z\nDUE:20100104T000000Z";
                break;
            case 'dtstart':
                $extra = 'DTSTART:20100223T060000Z';
                break;
            case 'dtstart2':
                $extra = 'DTSTART:20060223T060000Z';
                break;
            case 'dtstart_date':
                $extra = 'DTSTART;VALUE=DATE:20100223';
                break;
            case 'dtstart_tz':
                $extra = 'DTSTART;TZID=Asia/Seoul:20100223T060000Z';
                break;
            case 'dtstart_duration':
                $extra = "DTSTART:20061023T060000Z\nDURATION:PT1H";
                break;
            case 'dtstart_duration2':
                $extra = "DTSTART:20101023T060000Z\nDURATION:PT1H";
                break;
            case 'completed':
                $extra = 'COMPLETED:20060601T000000Z';
                break;
            case 'completed2':
                $extra = 'COMPLETED:20090601T000000Z';
                break;
            case 'created':
                $extra = 'CREATED:20060601T000000Z';
                break;
            case 'created2':
                $extra = 'CREATED:20090601T000000Z';
                break;
            case 'completedcreated':
                $extra = "CREATED:20060601T000000Z\nCOMPLETED:20070101T000000Z";
                break;
            case 'completedcreated2':
                $extra = "CREATED:20090601T000000Z\nCOMPLETED:20100101T000000Z";
                break;
            case 'notime':
                $extra = 'X-FILLER:oh hello';
                break;
            default:
                throw new Exception('Unknown type: '.$type);
        }

        $todo = 'BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Example Corp.//CalDAV Client//EN
BEGIN:VTODO
DTSTAMP:20060205T235335Z
'.$extra.'
STATUS:NEEDS-ACTION
SUMMARY:Task #1
UID:DDDEEB7915FA61233B861457@example.com
BEGIN:VALARM
ACTION:AUDIO
TRIGGER;RELATED=START:-PT10M
END:VALARM
END:VTODO
END:VCALENDAR';

        return $todo;
    }
}