82 lines
1.8 KiB
Dart
82 lines
1.8 KiB
Dart
import 'dart:async';
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import 'package:flutter/material.dart';
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import '../theme/app_theme.dart';
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/// Generic debug console that displays streaming log messages.
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///
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/// Can be wired to any message source via [messageStream] and [initialMessages].
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/// Example sources: WebSocketService.debugStream, ArduinoService logs, etc.
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class DebugConsole extends StatefulWidget {
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/// Stream of new messages to display
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final Stream<String> messageStream;
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/// Initial messages to populate (e.g., from a buffer)
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final List<String> initialMessages;
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/// Maximum lines to display
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final int maxLines;
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const DebugConsole({
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super.key,
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required this.messageStream,
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this.initialMessages = const [],
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this.maxLines = 8,
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});
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@override
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State<DebugConsole> createState() => _DebugConsoleState();
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}
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class _DebugConsoleState extends State<DebugConsole> {
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final List<String> _messages = [];
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StreamSubscription<String>? _sub;
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@override
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void initState() {
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super.initState();
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// Initialize with existing buffer
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_messages.addAll(widget.initialMessages);
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_trimMessages();
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// Subscribe to new messages
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_sub = widget.messageStream.listen((msg) {
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setState(() {
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_messages.add(msg);
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_trimMessages();
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});
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});
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}
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void _trimMessages() {
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while (_messages.length > widget.maxLines) {
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_messages.removeAt(0);
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}
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}
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@override
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void dispose() {
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_sub?.cancel();
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super.dispose();
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}
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@override
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Widget build(BuildContext context) {
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final theme = AppTheme.of(context);
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return Container(
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padding: const EdgeInsets.all(4),
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child: Text(
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_messages.isEmpty ? '(no messages)' : _messages.join('\n'),
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style: TextStyle(
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fontFamily: 'monospace',
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fontSize: 34,
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color: theme.foreground,
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height: 1.2,
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),
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),
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);
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}
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}
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