import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:pluriwave/estado/estado_grabacion.dart';
import 'package:pluriwave/l10n/gen/app_localizations.dart';
import 'package:pluriwave/pantallas/ajustes/pantalla_ajustes_grabaciones.dart';
import 'package:pluriwave/widgets/pluri_push_scaffold.dart';
import 'package:provider/provider.dart';
import 'package:shared_preferences/shared_preferences.dart';

import '../../helpers/fakes_alarmas.dart';

/// Pre-existing project constraint (see `pantalla_ajustes_test.dart`):
/// PluriGlassSurface paints a background over ListTile's ink layer, which
/// Flutter flags as a warning-level assertion, not a correctness bug.
void _suppressListTileInkAssertion() {
  final original = FlutterError.onError;
  FlutterError.onError = (details) {
    if (details.exceptionAsString().contains(
      'ListTile background color or ink splashes may be invisible',
    )) {
      return;
    }
    original?.call(details);
  };
  addTearDown(() => FlutterError.onError = original);
}

/// WU3b task 3b.1: the GRABACIONES Y MÚSICA detail screen for "Grabaciones"
/// renders inside a [PluriPushScaffold] and its moved controls still respond
/// exactly as they did inside the old `_SeccionGrabaciones`.
void main() {
  setUp(() {
    SharedPreferences.setMockInitialValues({});
  });

  Widget buildScreen(EstadoGrabacion estado) {
    return ListenableProvider<EstadoGrabacion>.value(
      value: estado,
      child: MaterialApp(
        locale: const Locale('en'),
        localizationsDelegates: AppLocalizations.localizationsDelegates,
        supportedLocales: AppLocalizations.supportedLocales,
        home: const PantallaAjustesGrabaciones(),
      ),
    );
  }

  testWidgets('renders inside a PluriPushScaffold titled "Recordings"', (
    tester,
  ) async {
    _suppressListTileInkAssertion();
    final estado = EstadoGrabacion(
      servicio: FakeServicioGrabacionRadioInactiva(),
    );
    addTearDown(estado.dispose);

    await tester.pumpWidget(buildScreen(estado));
    await tester.pump();
    await tester.pump(const Duration(milliseconds: 100));

    expect(find.byType(PluriPushScaffold), findsOneWidget);
    expect(find.text('Recordings'), findsOneWidget);
  });

  testWidgets('moved control still responds: restore default path clears the '
      'configured directory', (tester) async {
    _suppressListTileInkAssertion();
    final estado = EstadoGrabacion(
      servicio: FakeServicioGrabacionRadioInactiva(),
    );
    addTearDown(estado.dispose);
    await estado.cambiarDirectorio('/tmp/custom-recordings');
    expect(estado.directorioConfigurado, '/tmp/custom-recordings');

    await tester.pumpWidget(buildScreen(estado));
    await tester.pump();
    await tester.pump(const Duration(milliseconds: 100));

    await tester.tap(find.byIcon(Icons.restore_rounded));
    await tester.pump();
    await tester.pump(const Duration(milliseconds: 100));

    expect(estado.directorioConfigurado, isNull);
    expect(
      find.text('The default internal folder will be used'),
      findsOneWidget,
    );

    // SnackBar's own dismiss Timer is not frame-scheduled — let it resolve
    // before teardown (WU3a batch discovery) instead of leaving a pending
    // Timer behind.
    await tester.pump(const Duration(seconds: 5));
    await tester.pumpAndSettle();
  });

  testWidgets(
    'moved control still responds: editing the maximum recording size '
    'persists it',
    (tester) async {
      _suppressListTileInkAssertion();
      final estado = EstadoGrabacion(
        servicio: FakeServicioGrabacionRadioInactiva(),
      );
      addTearDown(estado.dispose);
      expect(estado.maxBytes, 500 * 1024 * 1024, reason: 'default, not 250');

      await tester.pumpWidget(buildScreen(estado));
      await tester.pump();
      await tester.pump(const Duration(milliseconds: 100));

      await tester.tap(find.text('Maximum recording size'));
      await tester.pumpAndSettle();
      await tester.enterText(find.byType(TextField), '250');
      await tester.pumpAndSettle();
      await tester.tap(find.text('Save quick access'));
      await tester.pumpAndSettle();

      expect(estado.maxBytes, 250 * 1024 * 1024);
      expect(find.text('Recording limit updated to 250 MB'), findsOneWidget);

      // SnackBar's own dismiss Timer is not frame-scheduled — let it resolve
      // before teardown (WU3a batch discovery) instead of leaving a pending
      // Timer behind.
      await tester.pump(const Duration(seconds: 5));
      await tester.pumpAndSettle();
    },
  );
}