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<?php |
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namespace Joy2362\PhpTimezone; |
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use DateTime; |
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use Exception; |
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use DateTimeZone; |
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use Illuminate\Support\Facades\Config; |
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class TimeZoneService |
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{ |
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/** |
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* @var array |
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*/ |
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private array $regions = [ |
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'Africa' => DateTimeZone::AFRICA, |
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'America' => DateTimeZone::AMERICA, |
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'Antarctica' => DateTimeZone::ANTARCTICA, |
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'Asia' => DateTimeZone::ASIA, |
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'Atlantic' => DateTimeZone::ATLANTIC, |
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'Australia' => DateTimeZone::AUSTRALIA, |
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'Europe' => DateTimeZone::EUROPE, |
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'Indian' => DateTimeZone::INDIAN, |
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'Pacific' => DateTimeZone::PACIFIC, |
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]; |
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/** |
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* @var array|string[] |
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*/ |
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private array $supportedTimeZone = ['GMT', 'UTC']; |
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/** |
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* @return array |
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*/ |
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public function getRegions(): array |
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{ |
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return array_keys($this->regions); |
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} |
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/** |
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* @return array |
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*/ |
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public function getSupportedTimeZone(): array |
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{ |
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return $this->supportedTimeZone; |
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} |
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/** |
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* @return array |
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*/ |
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public function list(): array |
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{ |
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$list = []; |
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foreach ($this->regions as $region) { |
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$list = array_merge($list, $this->getTimeZoneList(DateTimeZone::listIdentifiers($region) ?? [])); |
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} |
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return $list; |
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} |
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/** |
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* @return array |
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*/ |
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public function listWithoutLabel(): array |
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{ |
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$list = []; |
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foreach ($this->regions as $region) { |
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$list = array_merge($list, $this->getTimeZoneList(DateTimeZone::listIdentifiers($region) ?? [], 'value')); |
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} |
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return $list; |
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} |
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/** |
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* @return array |
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*/ |
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public function listWithoutValue(): array |
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{ |
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$list = []; |
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foreach ($this->regions as $region) { |
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$list = array_merge($list, $this->getTimeZoneList(DateTimeZone::listIdentifiers($region) ?? [], 'label')); |
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} |
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return $list; |
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} |
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public function listByRegion($region): array |
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{ |
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if (!array_key_exists($region, $this->regions)) { |
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return []; |
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} |
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return $this->getTimeZoneList(DateTimeZone::listIdentifiers($this->regions[$region]) ?? []); |
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} |
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/** |
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* @param $label |
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* @return string |
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*/ |
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public function getValueFromLabel($label): string |
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{ |
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$str_zone = explode(') ', $label); |
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return str_replace(' ', '_', $str_zone[1]); |
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} |
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/** |
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* @param $value |
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* @return string |
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*/ |
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public function getLabelFromValue($value): string |
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{ |
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return $this->getLabel($value); |
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} |
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/** |
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* @param $timezone |
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* @return string |
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*/ |
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private function getLabel($timezone): string |
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{ |
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try { |
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$time = new DateTime('', new DateTimeZone($timezone)); |
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$time_diff = $this->getTimeDiff($time); |
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$zone = $this->getZone($time); |
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$defaultTimeZone = Config::get('Timezone.DEFAULT_TIME_ZONE', 'GMT'); |
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$defaultTimeZone = in_array($defaultTimeZone, $this->supportedTimeZone) ? $defaultTimeZone : $this->supportedTimeZone[0]; |
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return "({$defaultTimeZone} {$time_diff}) {$zone}"; |
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} catch (Exception $ex) { |
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return ''; |
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} |
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} |
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/** |
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* @param $time |
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* @return string |
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*/ |
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private function getTimeDiff($time): string |
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{ |
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$time_diff_symbol = Config::get('Timezone.TIME_DIFF_SYMBOL', '.'); |
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$str_time_diff = $time->format('p'); |
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return str_replace(':', $time_diff_symbol, $str_time_diff); |
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} |
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/** |
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* @param $time |
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* @return string |
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*/ |
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private function getZone($time): string |
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{ |
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return str_replace('_', ' ', $time->format('e')); |
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} |
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/** |
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* @param array $timezones |
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* @param bool $isLabel |
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* @param bool $isValue |
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* @return array |
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*/ |
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private function getTimeZoneList(array $timezones, string $type = 'list'): array |
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{ |
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$label = Config::get('Timezone.LABEL_FIELD_NAME', 'label'); |
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$value = Config::get('Timezone.VALUE_FIELD_NAME', 'value'); |
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$data = []; |
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foreach ($timezones as $timezone) { |
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switch ($type) { |
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case 'label': |
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$data[] = $this->getLabel($timezone); |
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break; |
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case 'value': |
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$data[] = $timezone; |
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break; |
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default: |
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$zone = [ |
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"{$label}" => $this->getLabel($timezone), |
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"{$value}" => $timezone, |
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]; |
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$data[] = $zone; |
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break; |
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} |
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} |
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return $data; |
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} |
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} |
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joy2362 /
php-time-zone
