import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:provider/provider.dart';

import 'package:fuel_tax_tracker/screens/report_screen.dart';
import 'package:fuel_tax_tracker/services/app_state.dart';

void main() {
  testWidgets('shows both toggles, off by default, with the cross-reference hint only when both are on',
      (tester) async {
    final appState = AppState()..isLoading = false;

    await tester.pumpWidget(
      ChangeNotifierProvider.value(
        value: appState,
        child: const MaterialApp(home: ReportScreen()),
      ),
    );

    expect(find.text('Include Receipt Images'), findsOneWidget);
    expect(find.text('Include Receipt Line Items'), findsOneWidget);
    expect(
      tester.widgetList<SwitchListTile>(find.byType(SwitchListTile)).map((s) => s.value),
      [false, false],
    );
    expect(find.textContaining('matching number'), findsNothing);

    await tester.tap(find.text('Include Receipt Images'));
    await tester.pumpAndSettle();
    expect(find.textContaining('matching number'), findsNothing, reason: 'only one toggle is on');

    await tester.tap(find.text('Include Receipt Line Items'));
    await tester.pumpAndSettle();
    expect(find.textContaining('matching number'), findsOneWidget, reason: 'both toggles now on');
  });

  testWidgets(
      'shows a link to the state refund claim form, regardless of whether a range is picked',
      (tester) async {
    final appState = AppState()..isLoading = false;

    await tester.pumpWidget(
      ChangeNotifierProvider.value(
        value: appState,
        child: const MaterialApp(home: ReportScreen()),
      ),
    );

    expect(find.text('Need the refund claim form?'), findsOneWidget);
    await tester.scrollUntilVisible(
      find.text('Get the Motor Fuel Refund Claim form'),
      200,
      scrollable: find.byType(Scrollable),
    );
    expect(find.text('Get the Motor Fuel Refund Claim form'), findsOneWidget);
  });
}