Files
front-hokm/lib/feature/chat/presentation/widgets/chat_panel.dart
T

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16 KiB
Dart

import 'dart:ui';
import 'package:flutter/material.dart';
import '../../../../core/locator/locator.dart';
import '../../../../core/theme/app_theme.dart';
import '../../data/data_source/remote/chat_api_provider.dart';
import '../../domain/entities/chat_pack.dart';
/// پنلِ «بسته چت»: قابِ لاجوردیِ طلاکوب، تبِ حبّه‌ایِ هر بسته (با قفلِ بسته‌های
/// نخریده)، و گریدِ پیام/شکلک. بسته‌های قفل با محوکردنِ گرید و کارتِ خرید نمایش
/// داده می‌شوند (سکه/VIP).
class ChatPanel extends StatefulWidget {
final void Function(String text) onText;
final void Function(String emoji) onEmoji;
final VoidCallback? onWalletChanged; // پس از خرید، موجودی را تازه کن
const ChatPanel({
super.key,
required this.onText,
required this.onEmoji,
this.onWalletChanged,
});
static Future<void> show(
BuildContext context, {
required void Function(String text) onText,
required void Function(String emoji) onEmoji,
VoidCallback? onWalletChanged,
}) {
return showDialog(
context: context,
barrierColor: Colors.black.withValues(alpha: 0.6),
builder: (_) => ChatPanel(
onText: onText,
onEmoji: onEmoji,
onWalletChanged: onWalletChanged,
),
);
}
@override
State<ChatPanel> createState() => _ChatPanelState();
}
class _ChatPanelState extends State<ChatPanel> {
final _api = locator<ChatApiProvider>();
late Future<List<ChatPack>> _future;
String? _busyPack; // بسته‌ای که در حالِ خرید است
@override
void initState() {
super.initState();
_future = _api.getChatPacks();
}
void _reload() => setState(() {
_future = _api.getChatPacks();
});
Future<void> _buy(ChatPack p) async {
setState(() => _busyPack = p.id);
final err = await _api.buyChatPack(p.id);
if (!mounted) return;
setState(() => _busyPack = null);
if (err == null) {
widget.onWalletChanged?.call();
_reload();
} else {
ScaffoldMessenger.of(context).showSnackBar(
SnackBar(content: Text(err), duration: const Duration(seconds: 2)),
);
}
}
void _pick(ChatPack p, String body) {
if (p.isEmoji) {
widget.onEmoji(body);
} else {
widget.onText(body);
}
Navigator.pop(context);
}
@override
Widget build(BuildContext context) {
return Dialog(
backgroundColor: Colors.transparent,
insetPadding: const EdgeInsets.symmetric(horizontal: 16, vertical: 40),
child: ConstrainedBox(
constraints: const BoxConstraints(maxWidth: 440),
child: FutureBuilder<List<ChatPack>>(
future: _future,
builder: (context, snap) {
if (snap.connectionState != ConnectionState.done) {
return _shell(const SizedBox(
height: 260,
child: Center(
child: CircularProgressIndicator(color: AppColors.gold)),
));
}
final packs = snap.data ?? const <ChatPack>[];
if (packs.isEmpty) {
return _shell(const SizedBox(
height: 200,
child: Center(
child: Text('بسته‌ای موجود نیست',
style: TextStyle(color: Colors.white70))),
));
}
return DefaultTabController(
length: packs.length,
child: _shell(
Column(
mainAxisSize: MainAxisSize.min,
children: [
_tabs(packs),
const SizedBox(height: 12),
SizedBox(
height: 320,
child: TabBarView(
children: [for (final p in packs) _packView(p)],
),
),
],
),
),
);
},
),
),
);
}
// تبِ حبّه‌ای؛ بسته‌های قفل یک قفلِ کوچک کنارِ عنوان دارند.
Widget _tabs(List<ChatPack> packs) {
return SizedBox(
height: 40,
child: TabBar(
isScrollable: true,
tabAlignment: TabAlignment.start,
padding: const EdgeInsets.symmetric(horizontal: 2),
indicator: BoxDecoration(
gradient: const LinearGradient(
colors: [AppColors.lapis, AppColors.lapisHi],
),
borderRadius: BorderRadius.circular(20),
border: Border.all(color: AppColors.gold, width: 1.3),
boxShadow: [
BoxShadow(
color: AppColors.gold.withValues(alpha: 0.25),
blurRadius: 8,
),
],
),
indicatorSize: TabBarIndicatorSize.tab,
labelColor: AppColors.gold,
unselectedLabelColor: Colors.white60,
labelStyle: const TextStyle(fontWeight: FontWeight.bold, fontSize: 13),
unselectedLabelStyle: const TextStyle(fontSize: 13),
dividerColor: Colors.transparent,
overlayColor: WidgetStateProperty.all(Colors.transparent),
tabs: [
for (final p in packs)
Tab(
height: 36,
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
Icon(
p.isEmoji
? Icons.emoji_emotions_outlined
: Icons.chat_bubble_outline,
size: 15,
),
const SizedBox(width: 5),
Text(p.title),
if (!p.owned) ...[
const SizedBox(width: 5),
Icon(
p.vip ? Icons.workspace_premium : Icons.lock,
size: 13,
color: AppColors.gold,
),
],
],
),
),
],
),
);
}
// قابِ لاجوردیِ پنل با ربانِ طلاییِ «بسته چت» و دکمه‌ی بستن.
Widget _shell(Widget child) {
return Stack(
clipBehavior: Clip.none,
children: [
Container(
margin: const EdgeInsets.only(top: 20),
padding: const EdgeInsets.fromLTRB(14, 34, 14, 16),
decoration: BoxDecoration(
gradient: const LinearGradient(
begin: Alignment.topCenter,
end: Alignment.bottomCenter,
colors: [AppColors.lapisMid, AppColors.lapisLo],
),
borderRadius: BorderRadius.circular(22),
border: Border.all(color: AppColors.gold, width: 1.6),
boxShadow: [
BoxShadow(
color: Colors.black.withValues(alpha: 0.5),
blurRadius: 24,
offset: const Offset(0, 12),
),
BoxShadow(
color: AppColors.gold.withValues(alpha: 0.12),
blurRadius: 20,
),
],
),
child: child,
),
// ربانِ عنوان
Positioned(
top: 0,
left: 0,
right: 0,
child: Center(
child: Container(
padding:
const EdgeInsets.symmetric(horizontal: 26, vertical: 8),
decoration: BoxDecoration(
gradient: const LinearGradient(
colors: [AppColors.gold, AppColors.goldDark],
),
borderRadius: BorderRadius.circular(14),
border: Border.all(color: Colors.white.withValues(alpha: 0.35)),
boxShadow: [
BoxShadow(
color: AppColors.goldDark.withValues(alpha: 0.5),
blurRadius: 10,
offset: const Offset(0, 4),
),
],
),
child: const Row(
mainAxisSize: MainAxisSize.min,
children: [
Icon(Icons.forum_rounded,
color: AppColors.lapisInk, size: 18),
SizedBox(width: 7),
Text('بسته چت',
style: TextStyle(
color: AppColors.lapisInk,
fontSize: 16,
fontWeight: FontWeight.bold)),
],
),
),
),
),
Positioned(
top: 12,
right: 4,
child: GestureDetector(
onTap: () => Navigator.pop(context),
child: Container(
width: 30,
height: 30,
decoration: BoxDecoration(
color: AppColors.accent,
shape: BoxShape.circle,
border: Border.all(color: Colors.white.withValues(alpha: 0.4)),
boxShadow: [
BoxShadow(
color: Colors.black.withValues(alpha: 0.4),
blurRadius: 6,
),
],
),
child: const Icon(Icons.close, color: Colors.white, size: 18),
),
),
),
],
);
}
Widget _packView(ChatPack p) {
final grid = p.isEmoji ? _emojiGrid(p) : _textGrid(p);
if (p.owned) return grid;
// بسته‌ی قفل: گریدِ محو (blur) + کارتِ خرید روی آن.
return ClipRRect(
borderRadius: BorderRadius.circular(14),
child: Stack(
fit: StackFit.expand,
children: [
IgnorePointer(child: Opacity(opacity: 0.5, child: grid)),
BackdropFilter(
filter: ImageFilter.blur(sigmaX: 3, sigmaY: 3),
child: Container(color: AppColors.lapisLo.withValues(alpha: 0.25)),
),
Center(child: _buyCard(p)),
],
),
);
}
Widget _buyCard(ChatPack p) {
final busy = _busyPack == p.id;
return Container(
padding: const EdgeInsets.fromLTRB(20, 22, 20, 20),
margin: const EdgeInsets.symmetric(horizontal: 28),
decoration: BoxDecoration(
gradient: const LinearGradient(
begin: Alignment.topCenter,
end: Alignment.bottomCenter,
colors: [AppColors.lapisHi, AppColors.lapisLo],
),
borderRadius: BorderRadius.circular(18),
border: Border.all(color: AppColors.gold, width: 1.5),
boxShadow: [
BoxShadow(
color: Colors.black.withValues(alpha: 0.45),
blurRadius: 16,
offset: const Offset(0, 8),
),
],
),
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
Container(
padding: const EdgeInsets.all(12),
decoration: BoxDecoration(
color: AppColors.gold.withValues(alpha: 0.12),
shape: BoxShape.circle,
border: Border.all(color: AppColors.goldFaint),
),
child: Icon(
p.vip ? Icons.workspace_premium : Icons.lock,
color: AppColors.gold,
size: 28,
),
),
const SizedBox(height: 12),
Text(
p.vip ? 'ویژه‌ی اعضای VIP' : 'این بسته قفل است',
textAlign: TextAlign.center,
style: const TextStyle(
color: Colors.white,
fontSize: 14,
fontWeight: FontWeight.bold,
),
),
if (p.vip)
const Padding(
padding: EdgeInsets.only(top: 4),
child: Text('برای اعضای VIP رایگان است',
textAlign: TextAlign.center,
style: TextStyle(color: AppColors.gold, fontSize: 12)),
),
const SizedBox(height: 16),
SizedBox(
width: double.infinity,
child: ElevatedButton(
style: ElevatedButton.styleFrom(
backgroundColor: AppColors.success,
padding: const EdgeInsets.symmetric(vertical: 12),
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(14),
side: const BorderSide(color: AppColors.gold, width: 1.3),
),
),
onPressed: busy ? null : () => _buy(p),
child: busy
? const SizedBox(
width: 20,
height: 20,
child: CircularProgressIndicator(
strokeWidth: 2.2, color: Colors.white))
: Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
const Text('خرید',
style: TextStyle(
color: Colors.white,
fontSize: 15,
fontWeight: FontWeight.bold)),
const SizedBox(width: 8),
const Icon(Icons.monetization_on,
color: AppColors.gold, size: 20),
const SizedBox(width: 3),
Text('${p.priceCoins}',
style: const TextStyle(
color: Colors.white,
fontSize: 15,
fontWeight: FontWeight.bold)),
],
),
),
),
],
),
);
}
Widget _textGrid(ChatPack p) => GridView.count(
crossAxisCount: 2,
padding: const EdgeInsets.symmetric(horizontal: 2, vertical: 4),
childAspectRatio: 2.7,
mainAxisSpacing: 10,
crossAxisSpacing: 10,
physics: const BouncingScrollPhysics(),
children: [
for (final m in p.messages)
Material(
color: Colors.transparent,
borderRadius: BorderRadius.circular(12),
child: InkWell(
borderRadius: BorderRadius.circular(12),
onTap: p.owned ? () => _pick(p, m) : null,
child: Ink(
decoration: BoxDecoration(
gradient: const LinearGradient(
begin: Alignment.topCenter,
end: Alignment.bottomCenter,
colors: [AppColors.lapisHi, AppColors.lapisLo],
),
borderRadius: BorderRadius.circular(12),
border:
Border.all(color: AppColors.goldDark, width: 1.1),
boxShadow: [
BoxShadow(
color: Colors.black.withValues(alpha: 0.3),
blurRadius: 5,
offset: const Offset(0, 3),
),
],
),
child: Center(
child: Padding(
padding: const EdgeInsets.symmetric(horizontal: 8),
child: Text(m,
maxLines: 2,
textAlign: TextAlign.center,
overflow: TextOverflow.ellipsis,
style: const TextStyle(
color: Colors.white,
fontWeight: FontWeight.bold,
fontSize: 13.5)),
),
),
),
),
),
],
);
Widget _emojiGrid(ChatPack p) => GridView.count(
crossAxisCount: 5,
padding: const EdgeInsets.all(6),
mainAxisSpacing: 8,
crossAxisSpacing: 8,
physics: const BouncingScrollPhysics(),
children: [
for (final e in p.messages)
Material(
color: Colors.transparent,
borderRadius: BorderRadius.circular(14),
child: InkWell(
borderRadius: BorderRadius.circular(14),
onTap: p.owned ? () => _pick(p, e) : null,
child: Ink(
decoration: BoxDecoration(
color: AppColors.lapisHi.withValues(alpha: 0.55),
borderRadius: BorderRadius.circular(14),
border: Border.all(color: AppColors.goldFaint),
),
child: Center(
child: Text(e, style: const TextStyle(fontSize: 30))),
),
),
),
],
);
}