<?php

namespace rednaoeasycalculationforms\Managers\SchedulerManager;

use DateTime;
use rednaoeasycalculationforms\Managers\RepositoryManager;

class DeleteAfterXTimeProcessor extends DeletionProcessorBase
{

    public function Process($formId, $parameters, $date = null)
    {
        $type = \rednaoeasycalculationforms\Utilities\Sanitizer::GetStringValueFromPath($parameters, ['Type']);
        $unit = \rednaoeasycalculationforms\Utilities\Sanitizer::GetStringValueFromPath($parameters, ['Unit']);

        if(!is_numeric($unit) || $unit <= 0 || !in_array($type, ['d', 'w', 'm', 'y']))
        {
            return;
        }

        $dateToUse = $this->GetDateToUse($type, $unit, $date);
        $entries = $this->DBManager->GetResults('select entry_id from ' . AllInOneForms()->GetLoader()->RECORDS_TABLE . ' where date<%s and form_id=%d', $dateToUse->format('c'), $formId);
        $entryRepository = RepositoryManager::GetEntryRepository();
        foreach($entries as $currentEntry)
        {
            $entryRepository->DeleteEntry($currentEntry->entry_id);
        }

    }

    public function GetDateToUse($type, $unit, $baseDate = null)
    {
        if($baseDate == null)
            $baseDate = new DateTime(current_time('mysql'));
        switch ($type)
        {
            case 'd':
                $baseDate->modify("-$unit days");
                break;
            case 'w':
                $baseDate->modify("-$unit weeks");
                break;
            case 'm':
                $baseDate->modify("-$unit months");
                break;
            case 'y':
                $baseDate->modify("-$unit years");
                break;

        }

        return $baseDate;
    }
}