<?php
namespace Stemcell\ProductImport\Plugin;

use Magento\Framework\View\Element\Html\Calendar;
use Magento\Framework\Locale\Bundle\DataBundle;

class FixCalendarIcuData
{
    /**
     * Fix ICU data issues in calendar component
     *
     * @param Calendar $subject
     * @param \Closure $proceed
     * @return string
     */
    public function aroundToHtml(Calendar $subject, \Closure $proceed)
    {
        try {
            $result = $proceed();
            if (empty($result)) {
                throw new \Exception('Empty result from calendar component');
            }
            return $result;
        } catch (\Exception $e) {
            // If there's an error with ICU data, return a basic calendar implementation
            $days = [
                'wide' => ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'],
                'abbreviated' => ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat']
            ];

            $months = [
                'wide' => ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December'],
                'abbreviated' => ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
            ];

            $subject->assign('days', [
                'wide' => json_encode($days['wide']),
                'abbreviated' => json_encode($days['abbreviated'])
            ]);

            $subject->assign('months', [
                'wide' => json_encode($months['wide']),
                'abbreviated' => json_encode($months['abbreviated'])
            ]);

            $subject->assign('am', json_encode('AM'));
            $subject->assign('pm', json_encode('PM'));
            $subject->assign('firstDay', 0);
            $subject->assign('weekendDays', json_encode('0,6'));
            $subject->assign('defaultFormat', json_encode('MM/dd/yyyy'));
            $subject->assign('toolTipFormat', json_encode('MMMM d, yyyy'));

            $enUS = new \stdClass();
            $enUS->m = new \stdClass();
            $enUS->m->wide = $months['wide'];
            $enUS->m->abbr = $months['abbreviated'];
            $subject->assign('enUS', json_encode($enUS));

            return $subject->fetchView($subject->getTemplateFile());
        }
    }
}