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plezy/lib/screens/settings/add_plex_account_screen.dart
T

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9.1 KiB
Dart

import 'dart:async';
import 'package:flutter/material.dart';
import 'package:plezy/widgets/app_icon.dart';
import 'package:material_symbols_icons/symbols.dart';
import 'package:provider/provider.dart';
import '../../connection/connection.dart';
import '../../connection/connection_registry.dart';
import '../../focus/focusable_button.dart';
import '../../i18n/strings.g.dart';
import '../../profiles/active_profile_binder.dart';
import '../../profiles/active_profile_provider.dart';
import '../../profiles/plex_home_service.dart';
import '../../profiles/profile.dart';
import '../../profiles/profile_connection_registry.dart';
import '../../services/plex_auth_service.dart';
import '../../utils/app_logger.dart';
import '../../media/media_backend.dart';
import '../../widgets/backend_badge.dart';
import '../../widgets/focused_scroll_scaffold.dart';
import '../auth/plex_pin_auth_flow.dart';
import '../profile/borrow_connection_screen.dart';
import 'async_form_state_mixin.dart';
import 'connection_persistence.dart';
/// Add a Plex account to the [ConnectionRegistry].
///
/// Hands off the PIN/QR/polling UI to [PlexPinAuthFlow]; this screen owns
/// the post-token-received flow: build the [PlexAccountConnection], guard
/// against duplicates, register with the live [MultiServerManager], and
/// either pop with success or route into [BorrowConnectionScreen] for the
/// passed-in profile.
///
/// When [targetProfile] is provided, after a successful sign-in the user
/// is routed into [BorrowConnectionScreen] for that target so they can
/// pick which Home user from the new account to attach to the profile.
class AddPlexAccountScreen extends StatefulWidget {
/// When set, after sign-in route into the borrow flow for this profile.
/// The new account's Home users surface globally either way; the borrow
/// step is what creates the [ProfileConnection] row that grants this
/// profile access to one of them.
final Profile? targetProfile;
const AddPlexAccountScreen({super.key, this.targetProfile});
@override
State<AddPlexAccountScreen> createState() => _AddPlexAccountScreenState();
}
class _AddPlexAccountScreenState extends State<AddPlexAccountScreen> with AsyncFormStateMixin {
Future<void> _onTokenReceived(String token) async {
final completed = await runAsync<bool>(
() async {
// Pull the account label first so the row is human-readable. Falls
// back to "Plex" when the user info call fails (rare; e.g. token
// works but plex.tv is rate-limiting).
String accountLabel = 'Plex';
// Account UUID from plex.tv — this is what makes multi-account work.
// The clientIdentifier is per-device (same for every Plex account on
// this install), so keying connection.id off it would collapse two
// different Plex accounts into the same row. Falls back to the
// client identifier only if the user-info call fails outright;
// re-signing into the same account will then upsert the legacy row.
String accountUuid = '';
final auth = await PlexAuthService.create();
try {
try {
final info = await auth.getUserInfo(token);
accountLabel = (info['username'] as String?) ?? (info['email'] as String?) ?? 'Plex';
final uuid = (info['uuid'] as String?)?.trim();
if (uuid != null && uuid.isNotEmpty) accountUuid = uuid;
} catch (e) {
appLogger.d('getUserInfo after add-account failed (using fallback): $e');
}
final servers = await auth.fetchServers(token);
if (!mounted) return false;
final connection = PlexAccountConnection(
id: 'plex.${accountUuid.isNotEmpty ? accountUuid : auth.clientIdentifier}',
accountToken: token,
clientIdentifier: auth.clientIdentifier,
accountLabel: accountLabel,
servers: servers,
createdAt: DateTime.now(),
lastAuthenticatedAt: DateTime.now(),
);
if (!mounted) return false;
// Persist the registry row. Binding is deliberately left to
// ActiveProfileBinder below (global reauth) or the borrow flow
// (profile-scoped add) so we never put the raw account token into
// the active runtime session.
final target = widget.targetProfile;
await persistAndBindConnection(
context: context,
connection: connection,
bindToProfile: null,
addToManager: null,
);
if (!mounted) return false;
// Live-fetch the new account's Home users into [PlexHomeService]'s
// cache so the picker immediately surfaces them as virtual profiles.
// Must be awaited before pushing the borrow screen — that screen
// reads `activeProvider.profiles` once in initState (no reactive
// subscription), so navigating before the home users land yields
// an empty candidate list. Errors are swallowed inside
// `_fetchAndCache`; await is safe.
await context.read<PlexHomeService>().refresh(connection);
if (!mounted) return false;
if (target != null) {
final borrowed = await Navigator.of(context).push<bool>(
MaterialPageRoute(builder: (_) => BorrowConnectionScreen(targetProfile: target, popOnSuccess: true)),
);
if (!mounted) return borrowed == true;
if (borrowed == true) {
Navigator.of(context).pop(true);
return true;
}
throw StateError(t.addServer.failedToRegisterAccount(error: 'Connection was not borrowed'));
}
await _rebindActiveIfUses(connection.id);
if (!mounted) return false;
Navigator.of(context).pop(true);
return true;
} finally {
auth.dispose();
}
},
errorMapper: (e) {
appLogger.e('Failed to register Plex account', error: e);
return t.addServer.failedToRegisterAccount(error: e.toString());
},
);
if (mounted && completed != true) {
throw StateError(errorText ?? t.addServer.failedToRegisterAccount(error: 'Unknown error'));
}
}
Future<void> _rebindActiveIfUses(String connectionId) async {
final activeProvider = context.read<ActiveProfileProvider>();
await activeProvider.initialize();
if (!mounted) return;
final active = activeProvider.active;
if (active == null) return;
var usesConnection = active.parentConnectionId == connectionId;
if (!usesConnection) {
final pcs = await context.read<ProfileConnectionRegistry>().listForProfile(active.id);
usesConnection = pcs.any((pc) => pc.connectionId == connectionId);
}
if (!mounted || !usesConnection) return;
await context.read<ActiveProfileBinder>().rebindActive();
}
@override
Widget build(BuildContext context) {
final theme = Theme.of(context);
return FocusedScrollScaffold(
title: Text(t.addServer.addPlexTitle),
slivers: [
SliverPadding(
padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 24),
sliver: SliverToBoxAdapter(
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
Text(t.addServer.plexAuthIntro, style: theme.textTheme.bodyMedium),
const SizedBox(height: 24),
PlexPinAuthFlow(
onTokenReceived: _onTokenReceived,
initialButtonsBuilder: (context, browser, qr, busy) => Column(
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
FocusableButton(
useBackgroundFocus: true,
onPressed: busy || this.busy ? null : browser,
child: FilledButton.icon(
onPressed: busy || this.busy ? null : browser,
icon: const BackendBadge(backend: MediaBackend.plex, size: 18),
label: Text(t.auth.signInWithPlex),
),
),
const SizedBox(height: 12),
FocusableButton(
useBackgroundFocus: true,
onPressed: busy || this.busy ? null : qr,
child: OutlinedButton.icon(
onPressed: busy || this.busy ? null : qr,
icon: const AppIcon(Symbols.qr_code_rounded, fill: 1),
label: Text(t.auth.showQRCode),
),
),
],
),
),
if (errorText != null) ...[
const SizedBox(height: 16),
Text(
errorText!,
style: theme.textTheme.bodySmall?.copyWith(color: theme.colorScheme.error),
textAlign: TextAlign.center,
),
],
],
),
),
),
],
);
}
}