133 lines
3.9 KiB
PHP
133 lines
3.9 KiB
PHP
<?php
|
|
|
|
declare(strict_types=1);
|
|
|
|
namespace App\Services\Alerts;
|
|
|
|
use App\Models\AlertRule;
|
|
use App\Models\Workspace;
|
|
use Carbon\CarbonImmutable;
|
|
|
|
class AlertQuietHoursService
|
|
{
|
|
public function __construct(
|
|
private readonly WorkspaceTimezoneResolver $workspaceTimezoneResolver,
|
|
) {}
|
|
|
|
public function deferUntil(AlertRule $rule, Workspace $workspace, ?CarbonImmutable $now = null): ?CarbonImmutable
|
|
{
|
|
if (! (bool) $rule->quiet_hours_enabled) {
|
|
return null;
|
|
}
|
|
|
|
$start = $this->parseTime((string) ($rule->quiet_hours_start ?? ''));
|
|
$end = $this->parseTime((string) ($rule->quiet_hours_end ?? ''));
|
|
|
|
if ($start === null || $end === null) {
|
|
return null;
|
|
}
|
|
|
|
$timezone = $this->resolveTimezone($rule, $workspace);
|
|
$localNow = ($now ?? CarbonImmutable::now($timezone))->setTimezone($timezone);
|
|
|
|
if (! $this->isWithinQuietHours($localNow, $start, $end)) {
|
|
return null;
|
|
}
|
|
|
|
$nextAllowedLocal = $this->nextAllowedAt($localNow, $start, $end);
|
|
|
|
return $nextAllowedLocal->setTimezone('UTC');
|
|
}
|
|
|
|
/**
|
|
* @param array{hour:int,minute:int} $start
|
|
* @param array{hour:int,minute:int} $end
|
|
*/
|
|
private function isWithinQuietHours(CarbonImmutable $localNow, array $start, array $end): bool
|
|
{
|
|
$nowMinutes = ((int) $localNow->format('H') * 60) + (int) $localNow->format('i');
|
|
$startMinutes = ($start['hour'] * 60) + $start['minute'];
|
|
$endMinutes = ($end['hour'] * 60) + $end['minute'];
|
|
|
|
if ($startMinutes === $endMinutes) {
|
|
return true;
|
|
}
|
|
|
|
if ($startMinutes < $endMinutes) {
|
|
return $nowMinutes >= $startMinutes && $nowMinutes < $endMinutes;
|
|
}
|
|
|
|
return $nowMinutes >= $startMinutes || $nowMinutes < $endMinutes;
|
|
}
|
|
|
|
/**
|
|
* @param array{hour:int,minute:int} $start
|
|
* @param array{hour:int,minute:int} $end
|
|
*/
|
|
private function nextAllowedAt(CarbonImmutable $localNow, array $start, array $end): CarbonImmutable
|
|
{
|
|
$nowMinutes = ((int) $localNow->format('H') * 60) + (int) $localNow->format('i');
|
|
$startMinutes = ($start['hour'] * 60) + $start['minute'];
|
|
$endMinutes = ($end['hour'] * 60) + $end['minute'];
|
|
|
|
if ($startMinutes === $endMinutes) {
|
|
return $this->atLocalTime($localNow->addDay(), $end);
|
|
}
|
|
|
|
if ($startMinutes < $endMinutes) {
|
|
if ($nowMinutes >= $startMinutes && $nowMinutes < $endMinutes) {
|
|
return $this->atLocalTime($localNow, $end);
|
|
}
|
|
|
|
return $localNow;
|
|
}
|
|
|
|
if ($nowMinutes >= $startMinutes) {
|
|
return $this->atLocalTime($localNow->addDay(), $end);
|
|
}
|
|
|
|
if ($nowMinutes < $endMinutes) {
|
|
return $this->atLocalTime($localNow, $end);
|
|
}
|
|
|
|
return $localNow;
|
|
}
|
|
|
|
/**
|
|
* @return array{hour:int,minute:int}|null
|
|
*/
|
|
private function parseTime(string $value): ?array
|
|
{
|
|
$value = trim($value);
|
|
|
|
if (! preg_match('/^(?<hour>[01]\\d|2[0-3]):(?<minute>[0-5]\\d)$/', $value, $matches)) {
|
|
return null;
|
|
}
|
|
|
|
return [
|
|
'hour' => (int) $matches['hour'],
|
|
'minute' => (int) $matches['minute'],
|
|
];
|
|
}
|
|
|
|
/**
|
|
* @param array{hour:int,minute:int} $time
|
|
*/
|
|
private function atLocalTime(CarbonImmutable $baseDateTime, array $time): CarbonImmutable
|
|
{
|
|
return $baseDateTime
|
|
->setTime($time['hour'], $time['minute'], 0, 0);
|
|
}
|
|
|
|
private function resolveTimezone(AlertRule $rule, Workspace $workspace): string
|
|
{
|
|
$ruleTimezone = trim((string) ($rule->quiet_hours_timezone ?? ''));
|
|
|
|
if ($ruleTimezone !== '' && in_array($ruleTimezone, \DateTimeZone::listIdentifiers(), true)) {
|
|
return $ruleTimezone;
|
|
}
|
|
|
|
return $this->workspaceTimezoneResolver->resolve($workspace);
|
|
}
|
|
}
|