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fanuzu/app/lib/features/home/widgets/briefing_share.dart
T

289 lines
10 KiB
Dart

import 'dart:ui' as ui;
import 'package:flutter/material.dart';
import 'package:flutter/rendering.dart';
import 'package:share_plus/share_plus.dart';
import '../../../core/i18n/app_locale.dart';
import '../../../core/theme/tokens.dart';
import '../../../core/ui/app_icons.dart';
import '../../campaign/campaign_share.dart' show shareHashtags, shareLink, shareBaseUrl;
import '../home_data.dart';
import '../../../core/ui/clipboard_copy.dart';
/// 브리핑 공유 — 「홈_브리핑 공유」 `266:90445` · 인스타 `272:240423` · 틱톡 `272:240430`.
///
/// 별첨 1 ③-5 「카드 열람 → SNS 공유 카드 정상 노출」. 명세 `523:18300` — AI 브리핑
/// 최대 3건 · `523:18306` 인스타그램 · 틱톡 · X · 링크 복사.
///
/// SNS 셋은 **카드 이미지 + 문구 + 링크**를 OS 공유 시트로 보낸다(인스타 · 틱톡은 이미지가
/// 있어야 올라간다). 링크 복사는 문구와 링크를 클립보드에 둔다.
/// 그날 팬덤 브리핑으로 돌아오는 링크. 식별자는 팬덤과 KST 날짜다(상세정의 v1.6.1 「공유
/// 링크에는 원래 문맥을 복원할 수 있는 식별자를 포함」 · B-47 브리핑은 팬덤 · 당일 단위).
String? briefingShareLink(String fandomId, String dayKey, {String base = shareBaseUrl}) =>
shareLink(['b', fandomId, dayKey], base: base);
/// 공유 문구 — 제목 한 줄 · 헤드라인(최대 3) · 링크 · 해시태그(B-78 동적 구성).
String briefingShareText({
required List<BriefingItem> items,
String? fandomName,
String? link,
}) => [
'AI DAILY BRIEFING',
for (final (i, item) in items.take(3).indexed) '${i + 1}. ${item.headline}',
?link,
shareHashtags(fandomName: fandomName, topic: 'AIBriefing').join(' '),
].join('\n');
/// 공유 오버레이. 캠페인 공유(`480:14594`)와 같은 틀이다.
class BriefingShareDialog extends StatefulWidget {
const BriefingShareDialog({
super.key,
required this.items,
required this.fandomName,
this.link,
this.share,
});
final List<BriefingItem> items;
final String fandomName;
final String? link;
/// 공유 시트 호출. 테스트가 대신 받는다 — 위젯 테스트에서 OS 공유 시트를 띄울 수 없다.
final Future<void> Function(ShareParams params)? share;
static Future<void> show(
BuildContext context, {
required List<BriefingItem> items,
required String fandomName,
String? link,
Future<void> Function(ShareParams params)? share,
}) => showGeneralDialog<void>(
context: context,
barrierDismissible: true,
barrierLabel: context.l10n.commonClose,
barrierColor: AppColors.cosmicVoid,
pageBuilder: (_, _, _) => BriefingShareDialog(
items: items,
fandomName: fandomName,
link: link,
share: share,
),
);
@override
State<BriefingShareDialog> createState() => _BriefingShareDialogState();
}
class _BriefingShareDialogState extends State<BriefingShareDialog> {
final _card = GlobalKey();
static const _icons = [
'assets/figma/share-instagram.png',
'assets/figma/share-tiktok.png',
'assets/figma/share-x.png',
'assets/figma/share-link.png',
];
String get _text => briefingShareText(
items: widget.items,
fandomName: widget.fandomName,
link: widget.link,
);
/// 카드 영역을 PNG 로 굽는다. 실패하면 null — 문구만이라도 보낸다.
Future<XFile?> _capture() async {
final boundary =
_card.currentContext?.findRenderObject() as RenderRepaintBoundary?;
if (boundary == null) return null;
final image = await boundary.toImage(pixelRatio: 3);
final bytes = await image.toByteData(format: ui.ImageByteFormat.png);
image.dispose();
if (bytes == null) return null;
return XFile.fromData(
bytes.buffer.asUint8List(),
mimeType: 'image/png',
name: 'fanuzu-briefing.png',
);
}
/// 공유 중. 연타로 공유 시트가 겹쳐 뜨지 않게 한다.
bool _busy = false;
/// [button] 은 누른 아이콘의 문맥 — iPad 공유 팝오버가 그 자리에서 뜬다.
Future<void> _onTap(int index, BuildContext button) async {
if (_busy) return;
final box = button.findRenderObject() as RenderBox?;
final origin = box == null
? null
: box.localToGlobal(Offset.zero) & box.size;
final l10n = context.l10n;
final messenger = ScaffoldMessenger.maybeOf(context);
void toast(String message) => messenger
?..hideCurrentSnackBar()
..showSnackBar(
SnackBar(content: Text(message), behavior: SnackBarBehavior.floating),
);
setState(() => _busy = true);
try {
if (index == _icons.length - 1) {
var announce = false;
await copyToClipboard(_text, () => announce = true);
if (!mounted) return;
// 오버레이를 닫고 알린다 — 열린 채로 띄우면 스낵바가 장막 뒤에 가린다.
Navigator.of(context).pop();
if (announce) {
toast(widget.link == null
? l10n.briefingShareTextCopied
: l10n.briefingShareCopied);
}
return;
}
final file = await _capture();
await (widget.share ?? SharePlus.instance.share)(ShareParams(
text: _text,
subject: 'AI DAILY BRIEFING',
files: file == null ? null : [file],
sharePositionOrigin: origin,
));
} catch (_) {
toast(l10n.commonRequestFailed);
} finally {
if (mounted) setState(() => _busy = false);
}
}
@override
Widget build(BuildContext context) {
final labels = [
context.l10n.shareInstagram,
context.l10n.shareTiktok,
'X',
// 웹 브릿지 주소가 없으면 링크가 없으니 「문구 복사」다.
widget.link == null ? context.l10n.shareCopyText : context.l10n.shareCopyLink,
];
return Padding(
padding: const EdgeInsets.fromLTRB(20, 23, 20, 22),
child: Center(
child: Material(
color: const Color(0xFF101010),
borderRadius: BorderRadius.circular(24),
clipBehavior: Clip.antiAlias,
child: SingleChildScrollView(
padding: const EdgeInsets.fromLTRB(16, 20, 16, 28),
child: Column(
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
Align(
alignment: Alignment.centerRight,
child: IconButton(
tooltip: context.l10n.commonClose,
onPressed: () => Navigator.of(context).maybePop(),
icon: const ImageIcon(
AppIcons.x,
size: 24,
color: AppColors.onCosmic,
),
),
),
// 공유 이미지로 굽는 영역 — 제목 · 행성 · 헤드라인.
RepaintBoundary(
key: _card,
child: ColoredBox(
color: const Color(0xFF101010),
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
const Text(
'AI DAILY BRIEFING',
textAlign: TextAlign.center,
style: TextStyle(
fontFamily: AppFonts.body,
fontSize: 25,
fontWeight: FontWeight.w600,
height: 1.4,
color: AppColors.onCosmic,
),
),
const SizedBox(height: 24),
Center(
child: Image.asset(
'assets/figma/planet-home.png',
width: 120,
height: 120,
),
),
const SizedBox(height: 24),
Container(
padding: const EdgeInsets.all(AppSpace.s4),
decoration: BoxDecoration(
color: AppColors.cosmicSurfaceContainer,
borderRadius: BorderRadius.circular(AppRadius.md),
),
child: Column(
children: [
for (final (i, item)
in widget.items.take(3).indexed)
Padding(
padding: const EdgeInsets.symmetric(
vertical: AppSpace.s2,
),
child: Row(
crossAxisAlignment:
CrossAxisAlignment.start,
children: [
SizedBox(
width: 32,
child: Text('${i + 1}', style: _row),
),
Expanded(
child: Text(item.headline, style: _row),
),
],
),
),
],
),
),
],
),
),
),
const SizedBox(height: 36),
Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
for (final (i, asset) in _icons.indexed) ...[
if (i > 0) const SizedBox(width: 16),
Tooltip(
message: labels[i],
child: Builder(
builder: (button) => InkResponse(
onTap: () => _onTap(i, button),
radius: 26,
child: Image.asset(asset, width: 36, height: 36),
),
),
),
],
],
),
],
),
),
),
),
);
}
static const _row = TextStyle(
fontFamily: AppFonts.body,
fontSize: 16,
fontWeight: FontWeight.w500,
height: 1.5,
color: AppColors.onCosmicVariant,
);
}