feat(iap): add freemium unlock via one-time in-app purchase

Adds a permanent, non-consumable premium unlock (EstadoEntitlement +
PuertoCompras/ServicioComprasPlayBilling) that removes ads and unlocks
alarm vacations, alarms past a 5-alarm free cap, recording start, and
full Android Auto browsing. The phone equalizer stays free for everyone.

- Entitlement is prefs-backed (compra_premium_v1), fail-open, and
  resolvable headlessly via esPremiumPersistido() for the Android Auto
  audio handler, which registers before runApp.
- Android Auto reduced mode keeps the real root folder labels for free
  users; browsing into any of them (and playFromMediaId/playFromSearch/
  skipToNext/skipToPrevious) is blocked at the getChildren/servicio_audio
  choke points, with a locked "Función Premium" item as the backstop.
  Current-station play/pause/stop stays untouched. A free -> premium
  transition actively invalidates the head unit's cached browse tree.
- Ads (top banner + capped interstitial before adding a station or an
  alarm) are gated behind entitlement via ServicioAnuncios, using
  official Google test ad unit IDs pending AdMob provisioning.
- Alarm cap UX shows an explanatory message with a secondary unlock
  action rather than a bare paywall jump; existing data is grandfathered.
- 4 new localization keys translated across all 13 supported locales.

Co-located tests use strict TDD (RED test before implementation) for
every new pure-logic unit; full existing suite passes unchanged.
This commit is contained in:
2026-08-10 20:37:07 +02:00
parent f4a1fac45a
commit aa0b242374
77 changed files with 3757 additions and 72 deletions
+68 -22
View File
@@ -4,11 +4,15 @@ import 'package:provider/provider.dart';
import 'package:shared_preferences/shared_preferences.dart';
import 'estado/estado_busqueda.dart';
import 'estado/estado_ecualizador.dart';
import 'estado/estado_entitlement.dart';
import 'estado/estado_grabacion.dart';
import 'estado/estado_radio.dart';
import 'estado/estado_alarmas.dart';
import 'estado/estado_idioma.dart';
import 'estado/estado_navegacion.dart';
import 'servicios/servicio_anuncios.dart';
import 'servicios/servicio_compras.dart';
import 'widgets/banner_anuncio_superior.dart';
import 'l10n/display_names.dart';
import 'l10n/gen/app_localizations.dart';
import 'modelos/alarma_musical.dart';
@@ -32,7 +36,7 @@ import 'servicios/servicio_alarmas_android.dart';
import 'servicios/servicio_dispositivo_audio.dart';
class PluriWaveApp extends StatelessWidget {
const PluriWaveApp({super.key, this.prefs, this.fuenteAuto});
const PluriWaveApp({super.key, this.prefs, this.fuenteAuto, this.compras});
/// Single SharedPreferences instance resolved in main() (S3-R4) and
/// injected into every state/service.
@@ -44,16 +48,31 @@ class PluriWaveApp extends StatelessWidget {
/// [PluriWaveApp] without it.
final FuenteEmisorasAuto? fuenteAuto;
/// Purchase I/O port (iap-freemium-unlock, Design ADR-2). Optional and
/// `null` by default — mirrors [fuenteAuto]'s injection shape, so every
/// pre-existing test that constructs [PluriWaveApp] without it never
/// touches the real `in_app_purchase` plugin channel. `main.dart` wires
/// the real [ServicioComprasPlayBilling].
final PuertoCompras? compras;
@override
Widget build(BuildContext context) {
return MultiProvider(
providers: [
// iap-freemium-unlock (Design ADR-3): registered FIRST so every
// provider below can read it via `context.read` inside a lazy
// `esPremium` closure — `MultiProvider` nests top-to-bottom, so only
// a provider ABOVE a given one is reachable from its own `create`.
ChangeNotifierProvider(
create: (_) => EstadoEntitlement(prefs: prefs, compras: compras),
),
ChangeNotifierProvider(
create:
(_) => EstadoRadio(
(context) => EstadoRadio(
prefs: prefs,
dispositivoAudio: ServicioDispositivoAudioReal(),
fuenteAuto: fuenteAuto,
esPremium: () => context.read<EstadoEntitlement>().esPremium,
),
),
// Domain notifiers (S4-R1/R2/R3). Created and disposed by EstadoRadio
@@ -69,13 +88,28 @@ class PluriWaveApp extends StatelessWidget {
ListenableProvider<EstadoBusqueda>(
create: (context) => context.read<EstadoRadio>().busqueda,
),
ChangeNotifierProvider(create: (_) => EstadoAlarmas(prefs: prefs)),
ChangeNotifierProvider(
create:
(context) => EstadoAlarmas(
prefs: prefs,
esPremium: () => context.read<EstadoEntitlement>().esPremium,
),
),
ChangeNotifierProvider(
create: (_) => EstadoIdioma(sharedPreferences: prefs),
),
// Design ADR-8: root-to-root navigation state. `_PaginaPrincipal`
// watches this instead of owning `_indice` locally.
ChangeNotifierProvider(create: (_) => EstadoNavegacionRaiz()),
// iap-freemium-unlock (Design "Interfaces / Contracts", ADR-6): a
// plain (non-notifier) `Provider` — session-scoped ad state, never
// rebuilds the widget tree itself.
Provider<ServicioAnuncios>(
create:
(context) => ServicioAnuncios(
esPremium: () => context.read<EstadoEntitlement>().esPremium,
),
),
],
child: Consumer<EstadoIdioma>(
builder:
@@ -218,28 +252,40 @@ class _PaginaPrincipalState extends State<_PaginaPrincipal>
final indice = navegacion.indice;
return PluriWaveScaffold(
body: SafeArea(
top: false,
child: AnimatedSwitcher(
duration: context.pluriMotion.normal,
switchInCurve: Curves.easeOutCubic,
switchOutCurve: Curves.easeInCubic,
transitionBuilder:
(child, animation) => FadeTransition(
opacity: animation,
child: SlideTransition(
position: Tween<Offset>(
begin: const Offset(0.035, 0),
end: Offset.zero,
).animate(animation),
child: child,
// ad-display spec "Persistent Top Banner, Never Overlapping Content"
// (design.md ADR-6): a `Column` sibling, NEVER a `Stack`/overlay — the
// banner RESERVES its own space above the existing body instead of
// covering any of it. `BannerAnuncioSuperior` itself collapses to
// `SizedBox.shrink()` (zero layout impact) for premium/unloaded.
body: Column(
children: [
const SafeArea(bottom: false, child: BannerAnuncioSuperior()),
Expanded(
child: SafeArea(
top: false,
child: AnimatedSwitcher(
duration: context.pluriMotion.normal,
switchInCurve: Curves.easeOutCubic,
switchOutCurve: Curves.easeInCubic,
transitionBuilder:
(child, animation) => FadeTransition(
opacity: animation,
child: SlideTransition(
position: Tween<Offset>(
begin: const Offset(0.035, 0),
end: Offset.zero,
).animate(animation),
child: child,
),
),
child: KeyedSubtree(
key: ValueKey<int>(indice),
child: _paginas[indice],
),
),
child: KeyedSubtree(
key: ValueKey<int>(indice),
child: _paginas[indice],
),
),
),
],
),
bottomNavigationBar: SafeArea(
top: false,