import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:ground_suite/app/app.dart';
import 'package:ground_suite/app/app_shell.dart';
import 'package:ground_suite/shared/widgets/surfaces.dart';

void main() {
  testWidgets('replay workspace keeps diagnostics distinct and read-only', (
    tester,
  ) async {
    await tester.pumpWidget(const ProviderScope(child: GroundSuiteApp()));
    await tester.pumpAndSettle();

    final app = tester.widget<MaterialApp>(find.byType(MaterialApp));
    expect(app.themeMode, ThemeMode.system);
    expect(app.theme?.brightness, Brightness.light);
    expect(app.darkTheme?.brightness, Brightness.dark);
    expect(find.byType(FrostedChrome), findsAtLeastNWidgets(1));
    expect(find.text('OBSERVATION ONLY'), findsOneWidget);
    expect(find.text('Replay fixture'), findsAtLeastNWidgets(1));
    expect(find.text('LAST REPORTED HEARTBEAT'), findsOneWidget);

    await tester.tap(find.byTooltip('Appearance: System default'));
    await tester.pumpAndSettle();
    await tester.tap(find.text('Dark'));
    await tester.pumpAndSettle();

    expect(
      tester.widget<MaterialApp>(find.byType(MaterialApp)).themeMode,
      ThemeMode.dark,
    );

    await tester.tap(find.byIcon(Icons.segment_outlined));
    await tester.pumpAndSettle();

    expect(find.text('Event timeline'), findsOneWidget);
    await tester.tap(find.text('Errors 1'));
    await tester.pumpAndSettle();
    expect(
      find.text('kaptan_drivers::lidar_lite_v3::error::Error::TransferFault'),
      findsOneWidget,
    );

    await tester.tap(find.text('Shutdown reports 1'));
    await tester.pumpAndSettle();

    expect(find.text('Orderly shutdown report'), findsOneWidget);
  });

  testWidgets(
    'compact desktop layout uses bottom navigation without overflow',
    (tester) async {
      await tester.binding.setSurfaceSize(const Size(480, 800));
      addTearDown(() => tester.binding.setSurfaceSize(null));

      await tester.pumpWidget(const ProviderScope(child: GroundSuiteApp()));
      await tester.pumpAndSettle();

      expect(find.byKey(const Key('compact-navigation')), findsOneWidget);
      expect(tester.takeException(), isNull);
    },
  );

  testWidgets('follows a dark system preference', (tester) async {
    tester.binding.platformDispatcher.platformBrightnessTestValue =
        Brightness.dark;
    addTearDown(
      tester.binding.platformDispatcher.clearPlatformBrightnessTestValue,
    );

    await tester.pumpWidget(const ProviderScope(child: GroundSuiteApp()));
    await tester.pumpAndSettle();

    final context = tester.element(find.byType(AppShell));
    expect(Theme.of(context).brightness, Brightness.dark);
  });

  testWidgets('large desktop text uses the compact session strip', (
    tester,
  ) async {
    await tester.binding.setSurfaceSize(const Size(1280, 900));
    tester.binding.platformDispatcher.textScaleFactorTestValue = 2;
    addTearDown(() {
      tester.binding.setSurfaceSize(null);
      tester.binding.platformDispatcher.clearTextScaleFactorTestValue();
    });

    await tester.pumpWidget(const ProviderScope(child: GroundSuiteApp()));
    await tester.pumpAndSettle();

    expect(find.text('OBSERVATION ONLY'), findsOneWidget);
    expect(find.text('Replay ended 12:00:06Z'), findsNothing);
    expect(tester.takeException(), isNull);
  });
}