Kieran/zap-stream-flutter
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fix: handle short urls

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closes #52
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Kieran
2025-06-05 11:47:32 +01:00
parent 5ffab5f7bf
commit 64655ba21c
1 changed files with 48 additions and 1 deletions
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49
lib/app.dart
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@ -1,6 +1,9 @@
import 'dart:convert';
import 'package:flutter/material.dart';
import 'package:flutter_localizations/flutter_localizations.dart';
import 'package:go_router/go_router.dart';
import 'package:http/http.dart' as http;
import 'package:ndk/shared/nips/nip19/nip19.dart';
import 'package:zap_stream_flutter/const.dart';
import 'package:zap_stream_flutter/i18n/strings.g.dart';
import 'package:zap_stream_flutter/pages/category.dart';
@ -19,6 +22,26 @@ import 'package:zap_stream_flutter/theme.dart';
import 'package:zap_stream_flutter/utils.dart';
import 'package:zap_stream_flutter/widgets/header.dart';
/// Resolves a NIP-05 identifier to a pubkey
Future<String?> resolveNip05(String handle, String domain) async {
try {
final url = "https://$domain/.well-known/nostr.json?name=$handle";
final response = await http.get(Uri.parse(url));
if (response.statusCode == 200) {
final json = jsonDecode(response.body);
final names = json["names"] as Map<String, dynamic>?;
if (names != null) {
return names[handle] as String?;
}
}
} catch (e) {
// NIP-05 resolution failed
}
return null;
}
void runZapStream() {
runApp(
MaterialApp.router(
@ -142,7 +165,7 @@ void runZapStream() {
),
GoRoute(
path: "/:id",
redirect: (context, state) {
redirect: (context, state) async {
final id = state.pathParameters["id"]!;
if (id.startsWith("naddr1") ||
id.startsWith("nevent1") ||
@ -151,6 +174,30 @@ void runZapStream() {
} else if (id.startsWith("npub1") ||
id.startsWith("nprofile1")) {
return "/p/$id";
} else {
// Handle short URL format (handle@domain or just handle)
try {
final handleParts = id.contains("@")
? id.split("@")
: [id, "zap.stream"];
if (handleParts.length == 2) {
final handle = handleParts[0];
final domain = handleParts[1];
// Try to resolve NIP-05
final hexPubkey = await resolveNip05(handle, domain);
if (hexPubkey != null) {
// Check if they have a current live stream
// For now, redirect to profile - we could enhance this later
// to check for active streams and redirect to /e/{stream_id} instead
final npub = Nip19.encodePubKey(hexPubkey);
return "/p/$npub";
}
}
} catch (e) {
// If NIP-05 resolution fails, continue to show 404 or fallback
}
}
return null;
},