52855e75c2
- New EstadoGrabacion owns the recording service, subscription, directory/size preferences and open-file actions - New EstadoBusqueda owns search, nearby stations, pagination and the min-bitrate filter - New orden_emisoras.dart with the OrdenEmisoras enum, shared sorter and list identity memoization so context.select comparisons work on derived lists - Large screens (inicio, buscar, favoritos, ajustes, reproductor) consume scoped selects/dedicated notifiers instead of root context.watch<EstadoRadio>, so audio buffer events no longer rebuild whole screens - Remove all 15 TODO(S4b) compat members from EstadoRadio; consumers use the dedicated providers. EstadoRadio drops from ~1121 to 753 lines, keeping playback/stations/favorites orchestration - 8 new tests including a rebuild-scoping probe (110 total green), flutter analyze clean
145 lines
4.4 KiB
Dart
145 lines
4.4 KiB
Dart
import 'dart:async';
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import 'dart:io';
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import 'dart:ui' show Locale;
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import 'package:flutter/foundation.dart';
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import 'package:flutter/services.dart';
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import 'package:url_launcher/url_launcher.dart';
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import '../l10n/gen/app_localizations.dart';
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import '../modelos/emisora.dart';
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import '../servicios/servicio_grabacion_radio.dart';
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/// Recording state extracted from `EstadoRadio` (S4-R2).
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///
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/// Owns [ServicioGrabacionRadio] and the recording-state subscription, and
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/// notifies ONLY its own listeners — recording progress must not rebuild
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/// `EstadoRadio` consumers (S4-R5). Playback orchestration (stop recording on
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/// pause/stop/station switch) stays in `EstadoRadio`, which keeps a reference
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/// to this notifier.
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class EstadoGrabacion extends ChangeNotifier {
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EstadoGrabacion({
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ServicioGrabacionRadio? servicio,
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Emisora? Function()? emisoraActual,
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void Function(String mensaje)? alError,
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}) : servicio = servicio ?? ServicioGrabacionRadio(),
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_emisoraActual = emisoraActual ?? (() => null),
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_alError = alError {
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_suscripcion = this.servicio.estadoStream.listen((estado) {
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if (estado.tipo == EstadoGrabacionRadioTipo.error &&
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estado.error != null) {
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_alError?.call(_textos.radioRecordingError(estado.error!));
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}
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notifyListeners();
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});
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}
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static const MethodChannel _fileActionsChannel = MethodChannel(
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'pluriwave/file_actions',
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);
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final ServicioGrabacionRadio servicio;
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/// Callback into the owner (EstadoRadio) for the currently playing station;
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/// keeps this notifier free of any station-list coupling.
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final Emisora? Function() _emisoraActual;
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/// User-visible error sink (EstadoRadio routes it to its snackbar stream).
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final void Function(String mensaje)? _alError;
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StreamSubscription<EstadoGrabacionRadio>? _suscripcion;
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AppLocalizations? _l10n;
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AppLocalizations get _textos {
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final actual = _l10n;
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if (actual != null) return actual;
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return lookupAppLocalizations(const Locale('es'));
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}
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void configurarLocalizaciones(AppLocalizations l10n) {
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_l10n = l10n;
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servicio.configurarLocalizaciones(l10n);
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}
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Future<void> inicializar() => servicio.inicializar();
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EstadoGrabacionRadio get estado => servicio.estado;
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bool get activa => servicio.estado.activa;
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String? get directorioConfigurado => servicio.directorioConfigurado;
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int get maxBytes => servicio.maxBytes;
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File? get ultimoArchivo => servicio.ultimoArchivo;
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Future<void> iniciar({Duration? duracion}) async {
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final actual = _emisoraActual();
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if (actual == null) {
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_alError?.call(_textos.recordingSelectStationFirst);
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return;
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}
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try {
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await servicio.iniciar(actual, duracion: duracion);
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} catch (e) {
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_alError?.call(_textos.recordingStartError(e.toString()));
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}
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}
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Future<void> detener() => servicio.detener();
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Future<void> cambiarMaxBytes(int bytes) async {
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await servicio.guardarMaxBytes(bytes);
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notifyListeners();
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}
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Future<void> cambiarDirectorio(String path) async {
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await servicio.guardarDirectorio(path);
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notifyListeners();
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}
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Future<void> restaurarDirectorio() async {
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await servicio.limpiarDirectorioConfigurado();
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notifyListeners();
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}
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Future<String> directorioEfectivo() => servicio.directorioEfectivo();
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Future<bool> abrirDirectorio() async {
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final ruta = await directorioEfectivo();
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await Directory(ruta).create(recursive: true);
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if (!kIsWeb && Platform.isAndroid) {
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final abierto = await _fileActionsChannel.invokeMethod<bool>(
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'viewDirectory',
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{'path': ruta},
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);
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return abierto ?? false;
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}
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final uri = Uri.directory(ruta);
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return launchUrl(uri, mode: LaunchMode.externalApplication);
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}
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Future<bool> abrirUltimaGrabacion() async {
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final archivo = ultimoArchivo;
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if (archivo == null || !await archivo.exists()) {
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debugPrint('[PluriWave][recordings] last recording missing');
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return false;
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}
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debugPrint('[PluriWave][recordings] opening last file: ${archivo.path}');
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if (!kIsWeb && Platform.isAndroid) {
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final abierto = await _fileActionsChannel.invokeMethod<bool>('openFile', {
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'path': archivo.path,
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'mimeType': 'audio/*',
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});
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return abierto ?? false;
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}
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return launchUrl(
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Uri.file(archivo.path),
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mode: LaunchMode.externalApplication,
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);
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}
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@override
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void dispose() {
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_suscripcion?.cancel();
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unawaited(servicio.dispose());
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super.dispose();
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}
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}
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