import { error, json } from '@sveltejs/kit';
import { listHostOperationHistory } from '$lib/server/hosts/index.js';
import { requireManagementOrigin } from '$lib/server/hosts/http.js';
import { hostOperationScope, isHostOperationFilter } from '$lib/hosts.js';

export function GET({ request }: { request: Request }) {
    requireManagementOrigin(request);
    const params = new URL(request.url).searchParams;
    const page = Number(params.get('page') ?? '1');
    const filter = params.get('filter') ?? 'important';
    if (!Number.isSafeInteger(page) || page < 1) error(400, 'Invalid operation history page.');
    if (!isHostOperationFilter(filter)) error(400, 'Invalid operation history filter.');
    const scope = hostOperationScope(params);
    for (const key of ['host', 'server', 'operation'] as const) {
        if (params.has(key) && params.get(key) !== scope[key]) error(400, 'Invalid operation history scope.');
    }
    return json(listHostOperationHistory(page, filter, scope), { headers: { 'Cache-Control': 'no-store' } });
}