bvandeusen
e2a358a158
Parse SSE `status` events alongside `chunk` events and display the status text next to the spinner while the assistant is generating. Previously the Android app discarded all non-chunk SSE events. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
103 lines
3.6 KiB
Dart
103 lines
3.6 KiB
Dart
import 'dart:math' show min;
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import 'package:flutter/material.dart';
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import 'package:flutter_markdown_plus/flutter_markdown_plus.dart';
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import '../data/models/message.dart';
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class ChatMessageBubble extends StatelessWidget {
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final Message message;
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final String streamingStatus;
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const ChatMessageBubble({
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super.key,
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required this.message,
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this.streamingStatus = '',
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});
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@override
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Widget build(BuildContext context) {
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final isUser = message.role == MessageRole.user;
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final scheme = Theme.of(context).colorScheme;
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final isGenerating = message.status == 'generating';
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return Align(
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alignment: isUser ? Alignment.centerRight : Alignment.centerLeft,
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child: Container(
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constraints: BoxConstraints(
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maxWidth: min(MediaQuery.of(context).size.width * 0.82, 480),
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),
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margin: const EdgeInsets.symmetric(vertical: 4, horizontal: 4),
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decoration: isUser
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? BoxDecoration(
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// Ghost style: transparent bg, thin border
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color: Colors.transparent,
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border: Border.all(
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color: scheme.primary.withValues(alpha: 0.35),
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width: 1,
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),
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borderRadius: const BorderRadius.only(
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topLeft: Radius.circular(16),
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topRight: Radius.circular(16),
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bottomLeft: Radius.circular(16),
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bottomRight: Radius.circular(4),
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),
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)
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: BoxDecoration(
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// Assistant: elevated surface + left accent border
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color: scheme.surfaceContainerHighest,
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border: Border(
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left: BorderSide(color: scheme.primary, width: 2),
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),
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borderRadius: const BorderRadius.only(
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topLeft: Radius.circular(4),
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topRight: Radius.circular(16),
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bottomLeft: Radius.circular(4),
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bottomRight: Radius.circular(16),
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),
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),
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child: Padding(
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padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 8),
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child: isGenerating && message.content.isEmpty
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? Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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SizedBox(
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width: 16,
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height: 16,
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child: CircularProgressIndicator(
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strokeWidth: 2,
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color: scheme.onSurfaceVariant,
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),
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),
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if (streamingStatus.isNotEmpty) ...[
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const SizedBox(width: 8),
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Flexible(
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child: Text(
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streamingStatus,
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style: TextStyle(
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fontSize: 12,
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color: scheme.onSurfaceVariant,
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fontStyle: FontStyle.italic,
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),
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),
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),
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],
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],
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)
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: MarkdownBody(
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data: message.content.isEmpty ? '…' : message.content,
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styleSheet: MarkdownStyleSheet(
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p: TextStyle(
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color: isUser
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? scheme.onSurface.withValues(alpha: 0.75)
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: scheme.onSurface,
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fontSize: 14,
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),
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),
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),
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),
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),
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);
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}
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}
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