import type { TaskStatus } from '@/lib/types';
import { listRecentTasks } from '@/lib/server/tasks';

const ALLOWED_STATUSES: TaskStatus[] = ['queued', 'running', 'completed', 'failed'];

export async function GET(request: Request) {
  const url = new URL(request.url);
  const limitValue = Number(url.searchParams.get('limit') ?? 20);
  const limit = Number.isFinite(limitValue)
    ? Math.min(Math.max(Math.trunc(limitValue), 1), 200)
    : 20;

  const rawStatuses = url.searchParams.getAll('status');
  const statuses = rawStatuses.filter((status): status is TaskStatus => {
    return ALLOWED_STATUSES.includes(status as TaskStatus);
  });

  const tasks = await listRecentTasks(limit, statuses.length > 0 ? statuses : undefined);
  return Response.json({ tasks });
}