115 lines
4.6 KiB
Dart
115 lines
4.6 KiB
Dart
import 'dart:io';
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import 'package:flutter/material.dart';
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import '../app/app_controller.dart';
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import '../core/languages.dart';
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import '../core/models.dart';
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import '../services/model_store.dart';
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import 'license_texts.dart' show NllbLicenseNote;
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import 'theme.dart';
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import '../l10n/tr.dart';
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/// 있는 자막 (예: 영어) 을 다른 언어로 번역해 MKV 자막에 추가하는 창
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Future<void> showTranslateDialog(BuildContext context, AppController c, VideoItem v, SubtitleEntry s) async {
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final targets = await showDialog<Set<Language>>(
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context: context,
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builder: (_) => _TranslateDialog(c: c, s: s),
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);
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if (targets == null || targets.isEmpty) return;
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await c.translateSubtitle(v, s, targets);
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}
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/// 기본으로 고를 언어: 한국어 (원어가 한국어면 영어)
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Set<Language> defaultTranslateTargets(Language source) {
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final ko = languages.firstWhere((l) => l.code == 'ko');
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final en = languages.firstWhere((l) => l.code == 'en');
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return {source.code == 'ko' ? en : ko};
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}
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class _TranslateDialog extends StatefulWidget {
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final AppController c;
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final SubtitleEntry s;
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const _TranslateDialog({required this.c, required this.s});
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@override
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State<_TranslateDialog> createState() => _TranslateDialogState();
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}
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class _TranslateDialogState extends State<_TranslateDialog> {
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late Set<Language> _targets = defaultTranslateTargets(widget.s.language);
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bool? _installed;
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@override
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void initState() {
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super.initState();
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widget.c.services.models.isInstalled(nllbModel).then((ok) {
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if (mounted) setState(() => _installed = ok);
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});
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}
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@override
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Widget build(BuildContext context) {
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final src = widget.s.language;
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final extra = languages.where((l) => !_targets.contains(l) && l.code != src.code).toList();
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return AlertDialog(
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scrollable: true,
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title: Text(tr('자막 번역')),
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content: SizedBox(
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width: 480,
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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mainAxisSize: MainAxisSize.min,
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children: [
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Text(widget.s.displayName, style: const TextStyle(fontWeight: FontWeight.w600)),
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const SizedBox(height: 4),
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Text(
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src == undetermined
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? tr('원어: 자동 감지 (글자로 추정)')
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: trf('원어: {0} ({1})', [src.name, src.code]),
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style: const TextStyle(fontSize: 12, color: JjColors.textDim)),
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const SizedBox(height: 16),
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Text(tr('번역할 언어 (jj_mkv\\파일명_언어코드.srt 로 저장 후 MKV 에 추가)'),
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style: TextStyle(fontSize: 13, fontWeight: FontWeight.w600)),
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const SizedBox(height: 6),
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Wrap(spacing: 6, runSpacing: 6, children: [
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for (final l in _targets)
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InputChip(
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label: Text('${l.name} (${l.code})'),
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onDeleted: _targets.length > 1 ? () => setState(() => _targets = {..._targets}..remove(l)) : null,
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),
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PopupMenuButton<Language>(
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tooltip: tr('언어 추가'),
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itemBuilder: (_) => [
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for (final l in extra) PopupMenuItem(value: l, child: Text('${l.name} (${l.code})')),
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],
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onSelected: (l) => setState(() => _targets = {..._targets, l}),
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child: Chip(avatar: Icon(Icons.add, size: 16), label: Text(tr('언어 추가'))),
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),
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]),
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const SizedBox(height: 16),
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Row(children: [
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Text(trf('번역 모델: NLLB-200 (이 {0}에서만) ', [Platform.isAndroid ? tr('기기') : 'PC']), style: const TextStyle(fontSize: 13)),
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if (_installed != null)
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Text(_installed! ? tr('설치됨') : trf('처음 사용 시 내려받기 {0}', [nllbModel.sizeLabel]),
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style: TextStyle(fontSize: 11, color: _installed! ? JjColors.success : JjColors.textDim)),
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]),
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const NllbLicenseNote(),
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const SizedBox(height: 8),
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Text(tr('※ 다른 작업 중이면 대기열에 넣고 차례대로 합니다. 번역하는 동안 브라우저를 써도 됩니다.'),
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style: TextStyle(fontSize: 11, color: JjColors.textDim)),
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],
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),
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),
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actions: [
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TextButton(onPressed: () => Navigator.pop(context), child: Text(tr('취소'))),
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FilledButton.icon(
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onPressed: () => Navigator.pop(context, _targets),
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icon: const Icon(Icons.translate, size: 18),
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label: Text(tr('번역 시작')),
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),
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],
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);
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}
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}
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