spatie / opening-hours

    public function asStructuredData(string $format = 'H:i', $timezone = null): array

    {

        $regularHours = $this->flatMap(function (OpeningHoursForDay $openingHoursForDay, string $day) use ($format, $timezone) {

            return $openingHoursForDay->map(function (TimeRange $timeRange) use ($format, $timezone, $day) {

                return [

                    '@type' => 'OpeningHoursSpecification',

                    'dayOfWeek' => ucfirst($day),

                    'opens' => $timeRange->start()->format($format, $timezone),

                    'closes' => $timeRange->end()->format($format, $timezone),

                ];

            });

        });

        $exceptions = $this->flatMapExceptions(function (OpeningHoursForDay $openingHoursForDay, string $date) use ($format, $timezone) {

            if ($openingHoursForDay->isEmpty()) {

                ]];

            }

            return $openingHoursForDay->map(function (TimeRange $timeRange) use ($format, $date, $timezone) {

                return [

                    '@type' => 'OpeningHoursSpecification',

                    'opens' => $timeRange->start()->format($format, $timezone),

                    'closes' => $timeRange->end()->format($format, $timezone),

                    'validFrom' => $date,

                    'validThrough' => $date,

                ];

            });

        });

        return array_merge($regularHours, $exceptions);