37d2af70b7
- 新增 AutoSerialConnect 服务：启动后自动连接第一个 USB 串口设备， 固定 115200/8/N/1，连接失败时每 3s 重试，断开后重新进入重试循环 - main.dart 通过 ProviderContainer 在 runApp 之前触发 autoSerialConnectProvider - 移除设置页「串口配置」菜单项及对应面板分支 - StatusBar 在「设备运行状态」前增加串口连接状态指示（已连接/连接中/未连接）
96 lines
3.1 KiB
Dart
96 lines
3.1 KiB
Dart
import 'package:flutter_riverpod/flutter_riverpod.dart';
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import '../../../core/database/database_service.dart';
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import '../models/serial_config.dart';
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import '../services/auto_serial_connect.dart';
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import '../services/device_message_service.dart';
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import '../services/json_protocol.dart';
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import '../services/runner_interface.dart';
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import '../services/serial_port_service.dart';
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import '../services/serial_runner.dart';
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/// 串口服务单例
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final serialPortServiceProvider = Provider<SerialPortService>((ref) {
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final service = SerialPortService();
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ref.onDispose(service.dispose);
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return service;
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});
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/// 启动自动连接服务
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///
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/// 通过 [main] 中的 ProviderContainer 在 runApp 之前触发一次，
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/// 服务内部立即尝试连接第一个 USB 串口设备，失败时按 3s 间隔重试。
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final autoSerialConnectProvider = Provider<AutoSerialConnect>((ref) {
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final service = ref.watch(serialPortServiceProvider);
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final auto = AutoSerialConnect(service);
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auto.start();
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ref.onDispose(auto.dispose);
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return auto;
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});
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/// JSON 协议编解码器（可在调试/真机协议不一致时整体替换）
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final jsonProtocolProvider = Provider<JsonProtocolService>((ref) {
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return JsonProtocolService();
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});
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/// 设备消息分发服务
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///
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/// 集中处理 JSON 消息的发送与订阅；下游 Provider 各自订阅感兴趣的类型。
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final deviceMessageServiceProvider =
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Provider<DeviceMessageService>((ref) {
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final serial = ref.watch(serialPortServiceProvider);
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final protocol = ref.watch(jsonProtocolProvider);
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final service = DeviceMessageService(serial: serial, protocol: protocol);
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ref.onDispose(service.dispose);
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return service;
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});
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/// 当前串口配置（设置页修改后通过 notifier 写入并持久化）
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class SerialConfigNotifier extends StateNotifier<SerialConfig> {
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final SettingsConfigRepository _repo;
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SerialConfigNotifier(this._repo) : super(SerialConfig.defaults) {
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_load();
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}
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Future<void> _load() async {
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state = await _repo.read();
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}
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/// 修改并持久化
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Future<void> update(SerialConfig Function(SerialConfig) mutator) async {
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final next = mutator(state);
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state = next;
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await _repo.write(next);
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}
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/// 重置为默认值
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Future<void> reset() => update((_) => SerialConfig.defaults);
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}
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/// 串口配置仓库：把 [SerialConfig] 以 JSON 形式存到 settings 表
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class SettingsConfigRepository {
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static const _key = 'serial_config';
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final DatabaseService _db = DatabaseService.instance;
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Future<SerialConfig> read() async {
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final raw = await _db.readSetting(_key);
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return SerialConfig.fromJsonString(raw);
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}
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Future<void> write(SerialConfig config) async {
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await _db.writeSetting(_key, config.toJsonString());
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}
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}
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final serialConfigProvider =
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StateNotifierProvider<SerialConfigNotifier, SerialConfig>((ref) {
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return SerialConfigNotifier(SettingsConfigRepository());
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});
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/// 运行器实例（基于 JSON 协议与设备消息服务）
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final runnerProvider = Provider<Runner>((ref) {
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final msgService = ref.watch(deviceMessageServiceProvider);
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return JsonSerialRunner(messageService: msgService);
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});
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