52 lines
1.4 KiB
PHP
52 lines
1.4 KiB
PHP
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<?php
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namespace App\Services\Platform;
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use App\Models\PlatformInstance;
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use App\Modules\Lemmy\Services\LemmyApiService;
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use Illuminate\Support\Facades\Cache;
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class CommunityDirectory
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{
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private const TTL_SECONDS = 86400;
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/**
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* @return array<int, array{id: int, name: string, title: string}>
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*/
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public function forInstance(PlatformInstance $instance): array
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{
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return Cache::remember(
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self::cacheKey($instance),
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self::TTL_SECONDS,
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fn () => $this->makeApi($instance->url)->listCommunities()
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);
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}
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public function forget(PlatformInstance $instance): void
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{
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Cache::forget(self::cacheKey($instance));
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}
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public function has(PlatformInstance $instance, int $communityId): bool
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{
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return collect($this->forInstance($instance))
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->contains(fn (array $community) => $community['id'] === $communityId);
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}
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public function name(PlatformInstance $instance, int $communityId): ?string
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{
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return collect($this->forInstance($instance))
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->firstWhere('id', $communityId)['name'] ?? null;
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}
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protected function makeApi(string $instanceUrl): LemmyApiService
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{
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return new LemmyApiService($instanceUrl);
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}
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private static function cacheKey(PlatformInstance $instance): string
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{
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return "platform:communities:{$instance->id}";
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}
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}
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