77 lines
2.5 KiB
PHP
Executable File
77 lines
2.5 KiB
PHP
Executable File
<?php
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declare(strict_types=1);
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namespace Modules\Helpdesk\Http\Controllers;
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use App\Http\Controllers\Controller;
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use Illuminate\Http\RedirectResponse;
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use Illuminate\Http\Request;
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use Illuminate\Support\Facades\DB;
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use Illuminate\Support\Facades\Schema;
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use Modules\Helpdesk\Models\Comment;
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use Modules\Helpdesk\Models\Ticket;
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final class TicketCommentDeleteController extends Controller
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{
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/**
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* Tombstone a ticket response. Only MPBA/platform super administrators may delete responses.
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*/
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public function __invoke(Request $request, Ticket $ticket, Comment $comment): RedirectResponse
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{
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$user = $request->user();
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abort_unless($user !== null && method_exists($user, 'isMpbaPlatformAdmin') && $user->isMpbaPlatformAdmin(), 403);
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abort_unless((int) $comment->ticket_id === (int) $ticket->id, 404);
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DB::transaction(function () use ($comment, $ticket, $user): void {
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$this->deleteComment($comment, (int) $user->id);
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$this->touchTicket($ticket);
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});
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return redirect()
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->route('helpdesk.tickets.show', $ticket)
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->with('ticket-comment-deleted', 'Response deleted.');
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}
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private function deleteComment(Comment $comment, int $userId): void
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{
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$updates = $this->tombstoneUpdates($comment, $userId);
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if ($updates === []) {
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$comment->delete();
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return;
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}
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DB::table('helpdesk_comments')->where('id', $comment->id)->update($updates);
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}
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/** @return array<string, mixed> */
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private function tombstoneUpdates(Comment $comment, int $userId): array
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{
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$now = now();
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$candidates = [
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'tombstoned_at' => $now,
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'deleted_by' => $userId,
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'delete_reason' => 'Deleted by MPBA platform administrator.',
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'sync_sequence' => ((int) ($comment->sync_sequence ?? 0)) + 1,
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'sync_hash' => hash('sha256', implode('|', [(string) ($comment->guid ?? $comment->id), 'deleted', $now->toISOString()])),
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'updated_at' => $now,
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];
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return array_filter(
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$candidates,
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static fn (mixed $value, string $column): bool => Schema::hasColumn('helpdesk_comments', $column),
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ARRAY_FILTER_USE_BOTH,
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);
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}
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private function touchTicket(Ticket $ticket): void
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{
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if (Schema::hasColumn('helpdesk_tickets', 'last_activity_at')) {
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$ticket->forceFill(['last_activity_at' => now()])->save();
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}
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}
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}
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