import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:material_symbols_icons/symbols.dart';
import 'package:ikar/backend/modules/messages.dart';
import 'package:ikar/core/utils/download_progress.dart';
import 'package:ikar/frontend/widgets/message_bubble.dart';
import 'package:ikar/l10n/app_localizations.dart';
import 'package:ikar/models/attachment.dart';

Future<void> pumpFile(
  WidgetTester tester,
  String name, {
  required VoidCallback menu,
  int? fileId,
}) async {
  await tester.pumpWidget(
    MaterialApp(
      locale: const Locale('ru'),
      localizationsDelegates: AppLocalizations.localizationsDelegates,
      supportedLocales: AppLocalizations.supportedLocales,
      home: Scaffold(
        body: Align(
          alignment: Alignment.topLeft,
          child: GestureDetector(
            onTap: menu,
            onLongPress: menu,
            child: MessageBubble(
              message: CachedMessage(
                id: '1',
                accountId: 1,
                chatId: 2,
                senderId: 7,
                time: 0,
                attachments: [
                  FileAttachment(fileId: fileId, name: name, size: 128),
                ],
              ),
              isMe: false,
              myId: 1,
              chatType: 'DIALOG',
            ),
          ),
        ),
      ),
    ),
  );
  await tester.pump();
}

void main() {
  for (final name in [
    'report.pdf',
    'archive.zip',
    'notes.docx',
    'unknown.bin',
    'song.mp3',
    'picture.png',
  ]) {
    for (final target in ['name', 'icon']) {
      testWidgets(
        '$name $target tap starts file action instead of message menu',
        (tester) async {
          var menus = 0;
          await pumpFile(tester, name, menu: () => menus++);
          await tester.tap(
            target == 'name'
                ? find.text(name)
                : find.byIcon(
                    name.endsWith('.mp3')
                        ? Symbols.audio_file
                        : Symbols.description,
                  ),
          );
          await tester.pump();
          expect(menus, 0);
          // Missing metadata proves that the file action handled the tap.
          expect(find.text('Не удалось определить файл'), findsOneWidget);
          await tester.pump(const Duration(seconds: 3));
        },
      );
    }
  }

  testWidgets('long press still reaches the message menu', (tester) async {
    var menus = 0;
    await pumpFile(tester, 'report.pdf', menu: () => menus++);
    await tester.longPress(find.text('report.pdf'));
    expect(menus, 1);
    expect(find.text('Не удалось определить файл'), findsNothing);
  });

  testWidgets(
    'tap during download neither opens menu nor starts another action',
    (tester) async {
      var menus = 0;
      MediaDownloadProgress.set('42_report.pdf', 0.5);
      addTearDown(() => MediaDownloadProgress.set('42_report.pdf', null));
      await pumpFile(tester, 'report.pdf', menu: () => menus++, fileId: 42);
      await tester.tap(find.text('report.pdf'));
      await tester.pump();
      expect(menus, 0);
      expect(find.textContaining('50%'), findsOneWidget);
      expect(find.byType(CircularProgressIndicator), findsOneWidget);
    },
  );
}