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47 lines
1.4 KiB
47 lines
1.4 KiB
<?php
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namespace App\Support;
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use App\Models\Activity;
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use App\Models\TicketGrabEvent;
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final class VerifyPortalCode
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{
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/** 8 位十六进制，便于手机录入；全库（活动+抢票）唯一 */
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public static function generateUnique(): string
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{
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for ($i = 0; $i < 80; $i++) {
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$c = strtolower(substr(bin2hex(random_bytes(4)), 0, 8));
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if (! self::isTaken($c)) {
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return $c;
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}
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}
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return strtolower(substr(bin2hex(random_bytes(8)), 0, 12));
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}
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public static function isTaken(string $code): bool
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{
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$code = strtolower(trim($code));
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return Activity::query()->where('verify_portal_code', $code)->exists()
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|| TicketGrabEvent::query()->where('verify_portal_code', $code)->exists();
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}
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public static function ensureForActivity(Activity $activity): void
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{
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if ($activity->verify_portal_code !== null && $activity->verify_portal_code !== '') {
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return;
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}
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$activity->forceFill(['verify_portal_code' => self::generateUnique()])->save();
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}
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public static function ensureForTicketGrabEvent(TicketGrabEvent $event): void
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{
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if ($event->verify_portal_code !== null && $event->verify_portal_code !== '') {
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return;
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}
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$event->forceFill(['verify_portal_code' => self::generateUnique()])->save();
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}
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}
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