import 'dart:io';
import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'note_list_harness.dart';

Future<void> _search(WidgetTester tester, String query) async {
  await tester.enterText(find.byType(TextField), query);
  // Filtering is debounced.
  await tester.pump(const Duration(milliseconds: 400));
  await tester.pumpAndSettle();
}

void main() {
  late Directory notes;

  setUp(() => notes = setUpNotes({
        'root.md': '# root\n',
        'work/plan.md': '# plan\n',
        'work/deep/notes.md': '# notes\n',
        'home/plan.md': '# plan\n',
      }));

  testWidgets('/folder terms filter by the start of the folder path',
      (tester) async {
    await pumpList(tester);
    expect(listedNotes(tester), hasLength(4));

    await _search(tester, '/work');
    expect(listedNotes(tester)..sort(), ['notes', 'plan']);

    await _search(tester, '/work/deep');
    expect(listedNotes(tester), ['notes']);

    await _search(tester, '/ho plan');
    expect(listedNotes(tester), ['plan']);

    await _search(tester, '/nowhere');
    expect(listedNotes(tester), isEmpty);
  });

  testWidgets('Enter runs a command instead of creating a note',
      (tester) async {
    var tagToggles = 0;
    await pumpList(tester, toggleTags: () => tagToggles++);

    await _search(tester, ':tags');
    await tester.testTextInput.receiveAction(TextInputAction.done);
    await tester.pumpAndSettle();

    expect(tagToggles, 1);
    expect(tester.widget<TextField>(find.byType(TextField)).controller!.text,
        isEmpty);
    expect(File('${notes.path}/tags.md').existsSync(), isFalse);
  });

  testWidgets('an unknown command does not create a note', (tester) async {
    await pumpList(tester);
    await _search(tester, ':nope');
    await tester.testTextInput.receiveAction(TextInputAction.done);
    await tester.pumpAndSettle();

    expect(File('${notes.path}/nope.md').existsSync(), isFalse);
  });
}