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625dfe0d08
Forward iOS cold-start invite URLs, offer explicit identity creation or matching-key import, and discover account-saved communities through the supported API. Co-authored-by: Brain <1a02c72794dcd0f07058a353bc3a81f4028b8c77c92c87fce6d5c8b85970a20b@buzz.block.builderlab.xyz> Signed-off-by: Wes <wesbillman@users.noreply.github.com>
88 lines
3.4 KiB
Dart
88 lines
3.4 KiB
Dart
import '../deeplink/deep_link.dart';
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import 'builderlab_account.dart';
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import 'hosted_environment.dart';
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/// Account-saved destinations, not evidence that this identity is a member.
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/// Keep the existing hosted environment boundary and normal relay admission.
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Future<List<AddCommunityDeepLink>> loadKnownHostedCommunities(
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BuilderlabAccountClient account,
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) async {
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final response = await account.post('/v1/buzz/known-communities/list', {});
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// Protobuf JSON omits an empty repeated field.
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final rows = response['communities'] ?? <dynamic>[];
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if (response['error'] != null || rows is! List) {
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throw AccountFailure.invalidResponse;
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}
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final communities = <String, AddCommunityDeepLink>{};
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for (final row in rows) {
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if (row is! Map<String, dynamic> || row['community_url'] is! String) {
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throw AccountFailure.invalidResponse;
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}
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final relay = Uri.tryParse(row['community_url'] as String);
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// The account can also save destinations this hosted build cannot enter.
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if (relay == null ||
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relay.scheme != 'wss' ||
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!RegExp(r'^[a-z0-9]+(?:[.-][a-z0-9]+)*$').hasMatch(relay.host) ||
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!HostedEnvironment.supportsRelay(relay)) {
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continue;
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}
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final canonical = Uri(scheme: 'wss', host: relay.host);
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communities.putIfAbsent(
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canonical.host,
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() => AddCommunityDeepLink(
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relayUrl: canonical.toString(),
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name: canonical.host,
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),
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);
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}
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return List.unmodifiable(communities.values);
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}
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/// Validated, active communities joined by the signed-in Builderlab identity.
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/// Discovery never grants admission; each target still goes through HostedAdmission.
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Future<List<AddCommunityDeepLink>> loadHostedCommunities(
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BuilderlabAccountClient account,
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) async {
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final response = await account.post('/v1/buzz/communities/joined', {});
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final rows = response['communities'];
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if (response['error'] != null || rows is! List) {
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throw AccountFailure.invalidResponse;
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}
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final communities = <String, AddCommunityDeepLink>{};
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for (final row in rows) {
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if (row is! Map<String, dynamic>) throw AccountFailure.invalidResponse;
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final archived = row['archived_at'];
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if (archived != null) {
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if (archived is! String || archived.isEmpty) {
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throw AccountFailure.invalidResponse;
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}
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continue;
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}
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final host = row['normalized_host'];
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final name = row['name'];
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if (host is! String || name is! String || name.trim().isEmpty) {
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throw AccountFailure.invalidResponse;
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}
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final relay = Uri.tryParse(host.contains('://') ? host : 'wss://$host');
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if (relay == null ||
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relay.scheme != 'wss' ||
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!RegExp(r'^[a-z0-9]+(?:[.-][a-z0-9]+)*$').hasMatch(relay.host) ||
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relay.userInfo.isNotEmpty ||
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relay.hasQuery ||
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relay.hasFragment ||
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(relay.path.isNotEmpty && relay.path != '/') ||
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(relay.hasPort && relay.port != 443)) {
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throw AccountFailure.invalidResponse;
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}
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// A hosted listing can contain communities this build cannot enter.
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// Never redirect the account session or discard otherwise usable entries.
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if (!HostedEnvironment.supportsRelay(relay)) continue;
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final canonical = Uri(scheme: 'wss', host: relay.host);
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communities.putIfAbsent(
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canonical.host,
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() => AddCommunityDeepLink(relayUrl: canonical.toString(), name: name),
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);
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}
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return List.unmodifiable(communities.values);
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}
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