refactor(state): extract export/import service and equalizer state from EstadoRadio

- New ServicioExportImport owns the v2 backup envelope, pretty JSON encode and graceful decode; byte-compatible with existing exports, locked by a round-trip test
- pantalla_ajustes delegates backup serialization to the service (inline jsonDecode/jsonEncode removed)
- New EstadoEcualizador ChangeNotifier owns all EQ state and persistence (principal/current/per-station presets, active flag), exposed via its own provider so EQ changes no longer rebuild EstadoRadio consumers
- EstadoRadio slims down ~210 lines and keeps 15 delegating compat members marked TODO(S4b) for the next slice to remove
- Player EQ toggle rewired to the new provider to avoid going stale
- 4 new tests (103 total green), flutter analyze clean
This commit is contained in:
2026-06-11 21:16:30 +02:00
parent 0380bbb1e7
commit 0416b301b2
10 changed files with 637 additions and 231 deletions
+51
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import 'package:flutter_test/flutter_test.dart';
import 'package:pluriwave/estado/estado_ecualizador.dart';
import 'package:pluriwave/estado/estado_radio.dart';
import 'package:pluriwave/modelos/preset_ecualizador.dart';
import '../helpers/fakes.dart';
void main() {
group('EstadoEcualizador (S4-R1)', () {
test(
'cambiarPreset notifies EstadoEcualizador listeners (S4-R1-A)',
() async {
final audio = FakeServicioAudio();
final eq = EstadoEcualizador(
audio: audio,
servicio: FakeServicioEcualizador(),
);
var avisos = 0;
eq.addListener(() => avisos++);
await eq.cambiarPreset(PresetEcualizador.jazz);
expect(avisos, greaterThanOrEqualTo(1));
expect(eq.presetActual, PresetEcualizador.jazz);
expect(audio.presetsAplicados, contains(PresetEcualizador.jazz));
eq.dispose();
},
);
test('EQ preset change does NOT rebuild EstadoRadio listeners '
'(S4-R1-A, S4-R5)', () async {
final estado = EstadoRadio(
audio: FakeServicioAudio(),
favoritos: FakeServicioFavoritos(),
radio: FakeServicioRadio(),
servicioEcualizador: FakeServicioEcualizador(),
iniciarAutomaticamente: false,
);
var avisosRadio = 0;
var avisosEq = 0;
estado.addListener(() => avisosRadio++);
estado.ecualizador.addListener(() => avisosEq++);
await estado.ecualizador.cambiarPreset(PresetEcualizador.jazz);
expect(avisosEq, greaterThanOrEqualTo(1));
expect(avisosRadio, 0);
estado.dispose();
});
});
}
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import 'package:flutter_test/flutter_test.dart';
import 'package:pluriwave/modelos/emisora.dart';
import 'package:pluriwave/modelos/grupo_favoritos.dart';
import 'package:pluriwave/modelos/preset_ecualizador.dart';
import 'package:pluriwave/servicios/servicio_export_import.dart';
void main() {
const servicio = ServicioExportImport();
group('ServicioExportImport (S4-R4)', () {
test('v2 round-trip: exportar then importar yields a deep-equal config '
'(S4-R4-A, S6-R2 test #4)', () {
final config = servicio.construirExportacion(
gruposFavoritos: const [
GrupoFavoritos(id: 'g1', nombre: 'Rock', orden: 1),
GrupoFavoritos(
id: GrupoFavoritos.sinAsignarId,
nombre: 'Sin asignar',
orden: 0,
protegido: true,
),
],
favoritos: const [
Emisora(
uuid: 'fav-1',
nombre: 'Radio Uno',
url: 'https://uno.example/stream',
grupoFavoritosId: 'g1',
bitrate: 192,
),
],
emisorasCustom: const [
Emisora(
uuid: 'custom-1',
nombre: 'Mi Radio',
url: 'https://mia.example/stream',
),
],
presetPrincipal: PresetEcualizador.jazz,
presetsPorEmisora: {'fav-1': PresetEcualizador.rock},
// Raw alarm block exactly as ServicioAlarmas persists it (alarms +
// vacations + exceptions) — must pass through untouched.
alarmas: const {
'alarmas': [
{
'id': 'a1',
'hora': 7,
'minuto': 30,
'activa': true,
'snoozeMinutos': 5,
},
],
'vacaciones': [
{'desde': '2026-07-01', 'hasta': '2026-07-15'},
],
},
emisoraPreferidaUuid: 'fav-1',
ordenListas: 'calidad',
timerSuenoPresetsSegundos: const [300, 600, 1800],
);
final json = servicio.exportar(config);
final importado = servicio.importar(json);
expect(importado, isNotNull);
expect(importado, equals(config));
expect(importado!['version'], 2);
// Alarm raw-JSON passthrough survives the round-trip intact.
expect(importado['alarmas'], equals(config['alarmas']));
// The protected "sin asignar" group is never exported.
final grupos = importado['gruposFavoritos'] as List;
expect(grupos, hasLength(1));
expect((grupos.single as Map)['id'], 'g1');
});
test('malformed JSON returns null without throwing (S4-R4)', () {
expect(servicio.importar('{not valid json'), isNull);
expect(servicio.importar(''), isNull);
// Valid JSON but not an object — also rejected gracefully.
expect(servicio.importar('[1, 2, 3]'), isNull);
});
});
}