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This commit is contained in:
Chen Li
2025-08-12 13:36:42 +08:00
parent 8191bef32e
commit 130755f9e1
47 changed files with 3728 additions and 761 deletions
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lib/screens/part_screen.dart Normal file
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import 'package:flutter/material.dart';
import 'dart:ui';
import '../widgets/chat_box.dart';
import '../screens/full_screen.dart';
import 'package:provider/provider.dart';
import '../services/message_service.dart';
import '../widgets/gradient_background.dart';
class PartScreen extends StatefulWidget {
final VoidCallback? onHide;
const PartScreen({super.key, this.onHide});
@override
State<PartScreen> createState() => _PartScreenState();
}
class _PartScreenState extends State<PartScreen> {
final ScrollController _scrollController = ScrollController();
@override
void initState() {
super.initState();
}
@override
void dispose() {
_scrollController.dispose();
super.dispose();
}
void _scrollToBottom() {
if (_scrollController.hasClients) {
_scrollController.animateTo(
0.0,
duration: const Duration(milliseconds: 200),
curve: Curves.easeOut,
);
}
}
void _openFullScreen() async {
widget.onHide?.call();
await Navigator.of(context).push(
MaterialPageRoute(
builder: (context) => const FullScreen(),
),
);
}
@override
Widget build(BuildContext context) {
return Scaffold(
backgroundColor: Colors.transparent,
body: LayoutBuilder(
builder: (context, constraints) {
final double minHeight = constraints.maxHeight * 0.18;
final double maxHeight = constraints.maxHeight * 0.4;
final double chatWidth = constraints.maxWidth * 0.94;
final int messageCount =
context.watch<MessageService>().messages.length;
double chatHeight;
if (messageCount <= 1) {
chatHeight = minHeight;
} else {
final height = minHeight + (messageCount * 78);
chatHeight = height < maxHeight ? height : maxHeight;
}
return Stack(
children: [
Positioned.fill(
child: IgnorePointer(
ignoring: false,
child: GestureDetector(
behavior: HitTestBehavior.translucent,
onTap: () {
Provider.of<MessageService>(context, listen: false)
.abortReply();
if (widget.onHide != null) widget.onHide!();
},
child: Container(
color: Colors.transparent,
),
),
),
),
Padding(
padding: EdgeInsets.only(bottom: constraints.maxHeight * 0.22),
child: Align(
alignment: Alignment.bottomCenter,
child: Selector<MessageService, int>(
selector: (_, service) => service.messages.length,
builder: (context, messageCount, child) {
WidgetsBinding.instance.addPostFrameCallback((_) {
_scrollToBottom();
});
return Consumer<MessageService>(
builder: (context, handler, child) {
final messages = handler.messages;
return AnimatedContainer(
duration: const Duration(milliseconds: 180),
curve: Curves.easeInOut,
width: chatWidth,
height: chatHeight,
child: ClipRRect(
borderRadius: BorderRadius.circular(24),
child: BackdropFilter(
filter: ImageFilter.blur(sigmaX: 12, sigmaY: 12),
child: GradientBackground(
colors: const [
Color(0XBF3B0A3F),
Color(0xBF0E0E24),
Color(0xBF0C0B33),
],
borderRadius: BorderRadius.circular(6),
child: Stack(
children: [
Padding(
padding: const EdgeInsets.only(
top: 42,
left: 6,
right: 6,
bottom: 6),
child: Column(
children: [
Expanded(
child: Padding(
padding: EdgeInsets.only(
top: 12, bottom: 12),
child: ChatBox(
scrollController:
_scrollController,
messages: messages,
),
),
),
],
),
),
Positioned(
top: 6,
right: 6,
child: IconButton(
icon: const Icon(
Icons.open_in_full,
color: Colors.white,
size: 24,
),
onPressed: _openFullScreen,
padding: EdgeInsets.zero,
),
),
],
),
),
),
),
);
},
);
},
),
),
),
],
);
},
),
);
}
}