mirror of
https://github.com/koel/koel
synced 2024-11-24 05:03:05 +00:00
81 lines
2.9 KiB
PHP
81 lines
2.9 KiB
PHP
<?php
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namespace App\Services;
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use App\Events\NewPlaylistCollaboratorJoined;
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use App\Exceptions\CannotRemoveOwnerFromPlaylistException;
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use App\Exceptions\KoelPlusRequiredException;
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use App\Exceptions\NotAPlaylistCollaboratorException;
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use App\Exceptions\OperationNotApplicableForSmartPlaylistException;
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use App\Exceptions\PlaylistCollaborationTokenExpiredException;
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use App\Facades\License;
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use App\Models\Playlist;
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use App\Models\PlaylistCollaborationToken;
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use App\Models\User;
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use App\Values\PlaylistCollaborator;
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use Illuminate\Support\Collection;
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use Illuminate\Support\Facades\DB;
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class PlaylistCollaborationService
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{
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public function createToken(Playlist $playlist): PlaylistCollaborationToken
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{
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self::assertKoelPlus();
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throw_if($playlist->is_smart, OperationNotApplicableForSmartPlaylistException::class);
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return $playlist->collaborationTokens()->create();
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}
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public function acceptUsingToken(string $token, User $user): Playlist
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{
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self::assertKoelPlus();
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/** @var PlaylistCollaborationToken $collaborationToken */
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$collaborationToken = PlaylistCollaborationToken::query()->where('token', $token)->firstOrFail();
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throw_if($collaborationToken->expired, PlaylistCollaborationTokenExpiredException::class);
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if ($collaborationToken->playlist->ownedBy($user)) {
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return $collaborationToken->playlist;
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}
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$collaborationToken->playlist->addCollaborator($user);
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// Now that we have at least one external collaborator, the songs in the playlist should be made public.
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// Here we dispatch an event for that to happen.
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event(new NewPlaylistCollaboratorJoined($user, $collaborationToken));
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return $collaborationToken->playlist;
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}
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/** @return Collection|array<array-key, PlaylistCollaborator> */
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public function getCollaborators(Playlist $playlist): Collection
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{
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self::assertKoelPlus();
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return $playlist->collaborators->unless(
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$playlist->collaborators->contains($playlist->user), // The owner is always a collaborator
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static fn (Collection $collaborators) => $collaborators->push($playlist->user)
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)
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->map(static fn (User $user) => PlaylistCollaborator::fromUser($user));
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}
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public function removeCollaborator(Playlist $playlist, User $user): void
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{
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self::assertKoelPlus();
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throw_if($user->is($playlist->user), CannotRemoveOwnerFromPlaylistException::class);
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throw_if(!$playlist->hasCollaborator($user), NotAPlaylistCollaboratorException::class);
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DB::transaction(static function () use ($playlist, $user): void {
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$playlist->collaborators()->detach($user);
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$playlist->songs()->wherePivot('user_id', $user->id)->detach();
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});
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}
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private static function assertKoelPlus(): void
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{
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throw_unless(License::isPlus(), KoelPlusRequiredException::class);
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}
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}
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