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<?php
namespace Ianrizky\MoslemPray\Support;
use Illuminate\Support\LazyCollection;
use Illuminate\Support\Str;
class Timezone
{
/**
* Return collection of city with its timezone value.
*
* @return \Illuminate\Support\LazyCollection
*/
public static function collection(): LazyCollection
return LazyCollection::make(function () {
$handle = fopen(__DIR__ . '/../../storage/timezone.ndjson', 'r');
while (($line = fgets($handle)) !== false) {
yield json_decode($line, true);
}
});
* Return timezone value based on given city name.
* @param string $city
* @param string|null $default
* @return string|null
public static function getTimezone(string $city, string $default = null): ?string
$timezone = static::collection()->first(function (array $timezone) use ($city) {
return Str::contains($timezone['city'], Str::lower($city));
}, []);
return $timezone['timezone'] ?? $default;
ianriizky /
moslempray
