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import 'dart:async';
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import 'dart:async';
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import 'package:flutter/material.dart';
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import 'package:flutter/material.dart';
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import 'package:provider/provider.dart';
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import 'package:provider/provider.dart';
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import '../services/ble_service.dart';
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import '../services/ble_service.dart';
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class CLIScreen extends StatefulWidget {
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class CLIScreen extends StatefulWidget {
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const CLIScreen({super.key});
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const CLIScreen({super.key});
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@override
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@override
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State<CLIScreen> createState() => _CLIScreenState();
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State<CLIScreen> createState() => _CLIScreenState();
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}
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}
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class _CLIScreenState extends State<CLIScreen> {
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class _CLIScreenState extends State<CLIScreen> {
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final ScrollController _scrollController = ScrollController();
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final ScrollController _scrollController = ScrollController();
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final List<String> _logLines = [];
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final List<String> _logLines = [];
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Timer? _statusTimer;
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Timer? _statusTimer;
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bool _autoScroll = true;
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bool _autoScroll = true;
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int _lastProcessedPacket = 0;
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int _lastProcessedPacket = 0;
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@override
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@override
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void initState() {
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void initState() {
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super.initState();
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super.initState();
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_addHeader();
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_addHeader();
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_startStatusTimer();
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_startStatusTimer();
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}
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}
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@override
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@override
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void dispose() {
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void dispose() {
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_statusTimer?.cancel();
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_statusTimer?.cancel();
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_scrollController.dispose();
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_scrollController.dispose();
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super.dispose();
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super.dispose();
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}
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}
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String _repeatChar(String char, int count) {
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String _repeatChar(String char, int count) {
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return List.filled(count, char).join();
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return List.filled(count, char).join();
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}
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}
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void _addHeader() {
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void _addHeader() {
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_addLogLine(_repeatChar('=', 70));
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_addLogLine(_repeatChar('=', 70));
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_addLogLine('Enhanced with automatic reconnection');
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_addLogLine('Enhanced with automatic reconnection');
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_addLogLine(_repeatChar('=', 70));
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_addLogLine(_repeatChar('=', 70));
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_addLogLine('');
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_addLogLine('');
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}
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}
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void _addLogLine(String line) {
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void _addLogLine(String line) {
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setState(() {
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setState(() {
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_logLines.add(line);
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_logLines.add(line);
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// Keep last 5000 lines
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// Keep last 5000 lines
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if (_logLines.length > 5000) {
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if (_logLines.length > 5000) {
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_logLines.removeAt(0);
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_logLines.removeAt(0);
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}
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}
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});
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});
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if (_autoScroll) {
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if (_autoScroll) {
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WidgetsBinding.instance.addPostFrameCallback((_) {
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WidgetsBinding.instance.addPostFrameCallback((_) {
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if (_scrollController.hasClients) {
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if (_scrollController.hasClients) {
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_scrollController.jumpTo(_scrollController.position.maxScrollExtent);
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_scrollController.jumpTo(_scrollController.position.maxScrollExtent);
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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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void _startStatusTimer() {
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void _startStatusTimer() {
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_statusTimer = Timer.periodic(const Duration(seconds: 1), (timer) {
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_statusTimer = Timer.periodic(const Duration(seconds: 1), (timer) {
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if (mounted) {
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if (mounted) {
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final ble = Provider.of<BLEService>(context, listen: false);
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final ble = Provider.of<BLEService>(context, listen: false);
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if (ble.isConnected) {
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if (ble.isConnected) {
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_updateStatus(ble);
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_updateStatus(ble);
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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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void _updateStatus(BLEService ble) {
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void _updateStatus(BLEService ble) {
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final stats = _getStatistics(ble);
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final stats = _getStatistics(ble);
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final elapsed = stats['elapsed'] as double;
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final elapsed = stats['elapsed'] as double;
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final packets = stats['packets'] as int;
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final packets = stats['packets'] as int;
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final rate = stats['rate'] as double;
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final rate = stats['rate'] as double;
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final connStatus = ble.isConnected ? '✓' : '✗';
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final connStatus = ble.isConnected ? '✓' : '✗';
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// Remove old status line if exists (lines ending with specific pattern)
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// Remove old status line if exists (lines ending with specific pattern)
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if (_logLines.isNotEmpty && _logLines.last.startsWith('[STATUS]')) {
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if (_logLines.isNotEmpty && _logLines.last.startsWith('[STATUS]')) {
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_logLines.removeLast();
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_logLines.removeLast();
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}
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}
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if (packets > 0) {
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if (packets > 0) {
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_addLogLine(
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_addLogLine(
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'[STATUS] Packets: ${packets.toString().padLeft(5)} | '
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'[STATUS] Packets: ${packets.toString().padLeft(5)} | '
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'Rate: ${rate.toStringAsFixed(2).padLeft(5)} pkt/s | '
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'Rate: ${rate.toStringAsFixed(2).padLeft(5)} pkt/s | '
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'Time: ${elapsed.toStringAsFixed(1).padLeft(7)}s | '
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'Time: ${elapsed.toStringAsFixed(1).padLeft(7)}s | '
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'Conn: $connStatus',
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'Conn: $connStatus',
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);
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);
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} else {
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} else {
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_addLogLine('[STATUS] Waiting for data... (${elapsed.toStringAsFixed(1)}s)');
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_addLogLine('[STATUS] Waiting for data... (${elapsed.toStringAsFixed(1)}s)');
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}
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}
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}
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}
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Map<String, dynamic> _getStatistics(BLEService ble) {
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Map<String, dynamic> _getStatistics(BLEService ble) {
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final now = DateTime.now();
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final now = DateTime.now();
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final startTime = ble.streamingDuration != null
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final startTime = ble.streamingDuration != null
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? now.subtract(ble.streamingDuration!)
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? now.subtract(ble.streamingDuration!)
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: now;
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: now;
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final elapsed = now.difference(startTime).inMilliseconds / 1000.0;
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final elapsed = now.difference(startTime).inMilliseconds / 1000.0;
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final packets = ble.packetCount;
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final packets = ble.packetCount;
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final rate = elapsed > 0 ? packets / elapsed : 0.0;
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final rate = elapsed > 0 ? packets / elapsed : 0.0;
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return {
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return {
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'elapsed': elapsed,
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'elapsed': elapsed,
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'packets': packets,
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'packets': packets,
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'rate': rate,
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'rate': rate,
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};
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};
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}
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}
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String _formatTimestamp(DateTime dt) {
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String _formatTimestamp(DateTime dt) {
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return '${dt.hour.toString().padLeft(2, '0')}:'
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return '${dt.hour.toString().padLeft(2, '0')}:'
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'${dt.minute.toString().padLeft(2, '0')}:'
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'${dt.minute.toString().padLeft(2, '0')}:'
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'${dt.second.toString().padLeft(2, '0')}';
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'${dt.second.toString().padLeft(2, '0')}';
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}
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}
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void _onDataReceived(DataPacket packet) {
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void _onDataReceived(DataPacket packet) {
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final timestamp = _formatTimestamp(packet.timestamp);
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final timestamp = _formatTimestamp(packet.timestamp);
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final hexData = packet.hexString;
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final hexData = packet.hexString;
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final packetNum = packet.packetNumber;
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final packetNum = packet.packetNumber;
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final bytes = packet.data.length;
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final bytes = packet.data.length;
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_addLogLine('');
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_addLogLine('');
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_addLogLine('[$timestamp] Packet #${packetNum.toString().padLeft(5, '0')}: $hexData ($bytes bytes)');
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_addLogLine('[$timestamp] Packet #${packetNum.toString().padLeft(5, '0')}: $hexData ($bytes bytes)');
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// Parse data formats (matching Python example)
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// Parse data formats (matching Python example)
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if (packet.data.length >= 4) {
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if (packet.data.length >= 4) {
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try {
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try {
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final valueU32 = packet.value32BitUnsigned;
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// valueU32 = packet.value32BitUnsigned;
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final valueS32 = packet.value32BitSigned;
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// valueS32 = packet.value32BitSigned;
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final valueU16 = packet.value16BitUnsigned;
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// valueU16 = packet.value16BitUnsigned;
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final valueS16 = packet.value16BitSigned;
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// valueS16 = packet.value16BitSigned;
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// Commented out like in Python example
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// Commented out like in Python example
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// _addLogLine(' → 32-bit unsigned: ${valueU32.toString().padLeft(10)} | 32-bit signed: ${valueS32.toString().padLeft(10)}');
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// _addLogLine(' → 32-bit unsigned: ${valueU32.toString().padLeft(10)} | 32-bit signed: ${valueS32.toString().padLeft(10)}');
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// _addLogLine(' → 16-bit unsigned: ${valueU16.toString().padLeft(10)} | 16-bit signed: ${valueS16.toString().padLeft(10)}');
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// _addLogLine(' → 16-bit unsigned: ${valueU16.toString().padLeft(10)} | 16-bit signed: ${valueS16.toString().padLeft(10)}');
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if (valueU32 != null && valueU32 > 0) {
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// if (valueU32 != null && valueU32 > 0) {
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final floatVal = valueU32 / 100.0;
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// final floatVal = valueU32 / 100.0;
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// _addLogLine(' → As float (÷100): ${floatVal.toStringAsFixed(2).padLeft(12)}');
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// _addLogLine(' → As float (÷100): ${floatVal.toStringAsFixed(2).padLeft(12)}');
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}
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// }
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} catch (e) {
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} catch (e) {
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_addLogLine(' → Parse error: $e');
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_addLogLine(' → Parse error: $e');
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}
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}
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}
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}
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// Show weight as 'timbang' in KG (matching Python example)
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// Show weight as 'timbang' in KG (matching Python example)
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final weightKg = packet.weightKg;
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final weightKg = packet.weightKg;
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if (weightKg != null) {
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if (weightKg != null) {
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_addLogLine(' → timbang : ${weightKg.toStringAsFixed(1)} KG');
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_addLogLine(' → timbang : ${weightKg.toStringAsFixed(1)} KG');
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} else {
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} else {
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// Fallback to showing raw bytes in decimal
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// Fallback to showing raw bytes in decimal
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final byteStr = packet.data.map((b) => b.toString().padLeft(2, '0')).join(' ');
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final byteStr = packet.data.map((b) => b.toString().padLeft(2, '0')).join(' ');
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_addLogLine(' → timbang : $byteStr');
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_addLogLine(' → timbang : $byteStr');
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}
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}
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// Try to decode as ASCII if printable
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// Try to decode as ASCII if printable
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final asciiStr = packet.asciiString;
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final asciiStr = packet.asciiString;
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if (asciiStr != null && asciiStr.isNotEmpty) {
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if (asciiStr != null && asciiStr.isNotEmpty) {
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_addLogLine(" → ASCII: '$asciiStr'");
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_addLogLine(" → ASCII: '$asciiStr'");
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}
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}
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}
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}
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@override
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@override
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Widget build(BuildContext context) {
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Widget build(BuildContext context) {
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return Scaffold(
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return Scaffold(
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backgroundColor: Colors.black,
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backgroundColor: Colors.black,
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appBar: AppBar(
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appBar: AppBar(
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title: const Text('SIAB Bluetooth CLI', style: TextStyle(color: Colors.green)),
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title: const Text('SIAB Bluetooth CLI', style: TextStyle(color: Colors.green)),
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backgroundColor: Colors.grey[900],
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backgroundColor: Colors.grey[900],
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iconTheme: const IconThemeData(color: Colors.green),
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iconTheme: const IconThemeData(color: Colors.green),
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actions: [
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actions: [
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Consumer<BLEService>(
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Consumer<BLEService>(
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builder: (context, ble, _) {
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builder: (context, ble, _) {
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if (ble.isConnected) {
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if (ble.isConnected) {
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return IconButton(
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return IconButton(
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icon: const Icon(Icons.delete_outline, color: Colors.green),
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icon: const Icon(Icons.delete_outline, color: Colors.green),
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tooltip: 'Clear Log',
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tooltip: 'Clear Log',
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onPressed: () {
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onPressed: () {
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setState(() {
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setState(() {
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_logLines.clear();
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_logLines.clear();
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_addHeader();
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_addHeader();
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});
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});
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ble.clearData();
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ble.clearData();
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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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return const SizedBox.shrink();
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return const SizedBox.shrink();
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},
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},
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),
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),
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IconButton(
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IconButton(
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icon: Icon(
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icon: Icon(
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_autoScroll ? Icons.vertical_align_bottom : Icons.vertical_align_center,
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_autoScroll ? Icons.vertical_align_bottom : Icons.vertical_align_center,
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color: Colors.green,
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color: Colors.green,
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),
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),
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tooltip: _autoScroll ? 'Disable Auto-scroll' : 'Enable Auto-scroll',
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tooltip: _autoScroll ? 'Disable Auto-scroll' : 'Enable Auto-scroll',
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onPressed: () {
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onPressed: () {
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setState(() {
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setState(() {
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_autoScroll = !_autoScroll;
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_autoScroll = !_autoScroll;
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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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),
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body: Consumer<BLEService>(
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body: Consumer<BLEService>(
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builder: (context, ble, _) {
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builder: (context, ble, _) {
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// Process new data packets
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// Process new data packets
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if (ble.dataPackets.isNotEmpty) {
|
if (ble.dataPackets.isNotEmpty) {
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final newPackets = ble.dataPackets
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final newPackets = ble.dataPackets
|
||||||
.where((p) => p.packetNumber > _lastProcessedPacket)
|
.where((p) => p.packetNumber > _lastProcessedPacket)
|
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.toList();
|
.toList();
|
||||||
|
|
||||||
for (final packet in newPackets) {
|
for (final packet in newPackets) {
|
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_onDataReceived(packet);
|
_onDataReceived(packet);
|
||||||
_lastProcessedPacket = packet.packetNumber;
|
_lastProcessedPacket = packet.packetNumber;
|
||||||
}
|
}
|
||||||
} else {
|
} else {
|
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_lastProcessedPacket = 0;
|
_lastProcessedPacket = 0;
|
||||||
}
|
}
|
||||||
|
|
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return Column(
|
return Column(
|
||||||
children: [
|
children: [
|
||||||
// Connection status bar (terminal style)
|
// Connection status bar (terminal style)
|
||||||
Container(
|
Container(
|
||||||
width: double.infinity,
|
width: double.infinity,
|
||||||
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
|
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
|
||||||
color: Colors.grey[900],
|
color: Colors.grey[900],
|
||||||
child: Row(
|
child: Row(
|
||||||
children: [
|
children: [
|
||||||
Icon(
|
Icon(
|
||||||
ble.isConnected ? Icons.bluetooth_connected : Icons.bluetooth_disabled,
|
ble.isConnected ? Icons.bluetooth_connected : Icons.bluetooth_disabled,
|
||||||
color: ble.isConnected ? Colors.green : Colors.red,
|
color: ble.isConnected ? Colors.green : Colors.red,
|
||||||
size: 20,
|
size: 20,
|
||||||
),
|
),
|
||||||
const SizedBox(width: 8),
|
const SizedBox(width: 8),
|
||||||
Text(
|
Text(
|
||||||
ble.isConnected
|
ble.isConnected
|
||||||
? 'Connected: ${ble.deviceName ?? ble.deviceAddress ?? "Unknown"}'
|
? 'Connected: ${ble.deviceName ?? ble.deviceAddress ?? "Unknown"}'
|
||||||
: 'Disconnected',
|
: 'Disconnected',
|
||||||
style: const TextStyle(
|
style: const TextStyle(
|
||||||
color: Colors.green,
|
color: Colors.green,
|
||||||
fontFamily: 'monospace',
|
fontFamily: 'monospace',
|
||||||
fontSize: 12,
|
fontSize: 12,
|
||||||
),
|
),
|
||||||
),
|
),
|
||||||
const Spacer(),
|
const Spacer(),
|
||||||
if (ble.isScanning || ble.isConnecting)
|
if (ble.isScanning || ble.isConnecting)
|
||||||
const SizedBox(
|
const SizedBox(
|
||||||
width: 16,
|
width: 16,
|
||||||
height: 16,
|
height: 16,
|
||||||
child: CircularProgressIndicator(
|
child: CircularProgressIndicator(
|
||||||
strokeWidth: 2,
|
strokeWidth: 2,
|
||||||
valueColor: AlwaysStoppedAnimation<Color>(Colors.green),
|
valueColor: AlwaysStoppedAnimation<Color>(Colors.green),
|
||||||
),
|
),
|
||||||
),
|
),
|
||||||
],
|
],
|
||||||
),
|
),
|
||||||
),
|
),
|
||||||
|
|
||||||
// Terminal output area
|
// Terminal output area
|
||||||
Expanded(
|
Expanded(
|
||||||
child: Container(
|
child: Container(
|
||||||
color: Colors.black,
|
color: Colors.black,
|
||||||
child: SingleChildScrollView(
|
child: SingleChildScrollView(
|
||||||
controller: _scrollController,
|
controller: _scrollController,
|
||||||
padding: const EdgeInsets.all(16),
|
padding: const EdgeInsets.all(16),
|
||||||
child: SelectableText(
|
child: SelectableText(
|
||||||
_logLines.join('\n'),
|
_logLines.join('\n'),
|
||||||
style: const TextStyle(
|
style: const TextStyle(
|
||||||
color: Colors.green,
|
color: Colors.green,
|
||||||
fontFamily: 'monospace',
|
fontFamily: 'monospace',
|
||||||
fontSize: 12,
|
fontSize: 12,
|
||||||
height: 1.4,
|
height: 1.4,
|
||||||
),
|
),
|
||||||
),
|
),
|
||||||
),
|
),
|
||||||
),
|
),
|
||||||
),
|
),
|
||||||
|
|
||||||
// Bottom action bar
|
// Bottom action bar
|
||||||
Container(
|
Container(
|
||||||
width: double.infinity,
|
width: double.infinity,
|
||||||
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
|
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
|
||||||
color: Colors.grey[900],
|
color: Colors.grey[900],
|
||||||
child: Row(
|
child: Row(
|
||||||
mainAxisAlignment: MainAxisAlignment.spaceEvenly,
|
mainAxisAlignment: MainAxisAlignment.spaceEvenly,
|
||||||
children: [
|
children: [
|
||||||
if (ble.isConnecting || ble.isScanning)
|
if (ble.isConnecting || ble.isScanning)
|
||||||
const Text(
|
const Text(
|
||||||
'Connecting...',
|
'Connecting...',
|
||||||
style: TextStyle(color: Colors.yellow, fontFamily: 'monospace'),
|
style: TextStyle(color: Colors.yellow, fontFamily: 'monospace'),
|
||||||
)
|
)
|
||||||
else if (ble.isConnected)
|
else if (ble.isConnected)
|
||||||
ElevatedButton.icon(
|
ElevatedButton.icon(
|
||||||
onPressed: () async {
|
onPressed: () async {
|
||||||
_addLogLine('\n⏹ Disconnecting...');
|
_addLogLine('\n⏹ Disconnecting...');
|
||||||
await ble.disconnect();
|
await ble.disconnect();
|
||||||
ble.clearData();
|
ble.clearData();
|
||||||
_addLogLine('✅ Disconnected\n');
|
_addLogLine('✅ Disconnected\n');
|
||||||
},
|
},
|
||||||
icon: const Icon(Icons.bluetooth_disabled, size: 18),
|
icon: const Icon(Icons.bluetooth_disabled, size: 18),
|
||||||
label: const Text('Disconnect'),
|
label: const Text('Disconnect'),
|
||||||
style: ElevatedButton.styleFrom(
|
style: ElevatedButton.styleFrom(
|
||||||
backgroundColor: Colors.red[900],
|
backgroundColor: Colors.red[900],
|
||||||
foregroundColor: Colors.white,
|
foregroundColor: Colors.white,
|
||||||
),
|
),
|
||||||
)
|
)
|
||||||
else
|
else
|
||||||
ElevatedButton.icon(
|
ElevatedButton.icon(
|
||||||
onPressed: () async {
|
onPressed: () async {
|
||||||
_addLogLine('\n[1/3] Connecting to SIAB device...');
|
_addLogLine('\n[1/3] Connecting to SIAB device...');
|
||||||
final success = await ble.autoConnect();
|
final success = await ble.autoConnect();
|
||||||
if (success) {
|
if (success) {
|
||||||
_addLogLine('✅ Connected successfully!');
|
_addLogLine('✅ Connected successfully!');
|
||||||
if (ble.deviceAddress != null) {
|
if (ble.deviceAddress != null) {
|
||||||
_addLogLine(' Device address: ${ble.deviceAddress}');
|
_addLogLine(' Device address: ${ble.deviceAddress}');
|
||||||
}
|
}
|
||||||
_addLogLine('\n[2/3] Enabling streaming data notifications...');
|
_addLogLine('\n[2/3] Enabling streaming data notifications...');
|
||||||
_addLogLine('✅ Notifications enabled!');
|
_addLogLine('✅ Notifications enabled!');
|
||||||
_addLogLine('\n[3/3] Receiving streaming data...');
|
_addLogLine('\n[3/3] Receiving streaming data...');
|
||||||
_addLogLine(_repeatChar('=', 70));
|
_addLogLine(_repeatChar('=', 70));
|
||||||
_addLogLine('Waiting for data packets...');
|
_addLogLine('Waiting for data packets...');
|
||||||
_addLogLine('');
|
_addLogLine('');
|
||||||
} else {
|
} else {
|
||||||
_addLogLine('❌ Failed to connect!');
|
_addLogLine('❌ Failed to connect!');
|
||||||
_addLogLine('\nTroubleshooting:');
|
_addLogLine('\nTroubleshooting:');
|
||||||
_addLogLine(' • Make sure SIAB device is powered on');
|
_addLogLine(' • Make sure SIAB device is powered on');
|
||||||
_addLogLine(' • Check Bluetooth is enabled');
|
_addLogLine(' • Check Bluetooth is enabled');
|
||||||
_addLogLine(' • Verify device name is \'SIAB\'');
|
_addLogLine(' • Verify device name is \'SIAB\'');
|
||||||
}
|
}
|
||||||
},
|
},
|
||||||
icon: const Icon(Icons.bluetooth_searching, size: 18),
|
icon: const Icon(Icons.bluetooth_searching, size: 18),
|
||||||
label: const Text('Connect'),
|
label: const Text('Connect'),
|
||||||
style: ElevatedButton.styleFrom(
|
style: ElevatedButton.styleFrom(
|
||||||
backgroundColor: Colors.green[900],
|
backgroundColor: Colors.green[900],
|
||||||
foregroundColor: Colors.white,
|
foregroundColor: Colors.white,
|
||||||
),
|
),
|
||||||
),
|
),
|
||||||
],
|
],
|
||||||
),
|
),
|
||||||
),
|
),
|
||||||
],
|
],
|
||||||
);
|
);
|
||||||
},
|
},
|
||||||
),
|
),
|
||||||
);
|
);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
+621
-624
File diff suppressed because it is too large.
Load diff
Reference in new issue
Block a user