wehub-resource-sync
39 lines
1.1 KiB
Dart
39 lines
1.1 KiB
Dart
import 'dart:io';
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import 'package:localsend_app/provider/network/server/server_utils.dart';
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import 'package:localsend_app/util/simple_server.dart';
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/// Responds with 401 or 429 if the pin is invalid or too many attempts.
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/// Returns true if the pin is correct, or if no pin is set.
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Future<bool> checkPin({
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required ServerUtils server,
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required String? pin,
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required Map<String, int> pinAttempts,
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required HttpRequest request,
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}) async {
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if (pin != null) {
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final attempts = pinAttempts[request.ip] ?? 0;
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if (attempts >= 3) {
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await request.respondJson(429, message: 'Too many attempts.');
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return false;
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}
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final requestPin = request.uri.queryParameters['pin'];
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if (requestPin != pin) {
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if (requestPin?.isNotEmpty ?? false) {
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pinAttempts[request.ip] = attempts + 1;
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if (attempts == 2) {
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// it was 2 before incrementing
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await request.respondJson(429, message: 'Too many attempts.');
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return false;
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}
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}
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await request.respondJson(401, message: 'Invalid pin.');
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return false;
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}
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}
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return true;
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}
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