Initial commit

uni_modules/ak-sbsrv/utssdk/web/bluetooth_manager.uts

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+// H5平台 Web Bluetooth 设备扫描实现
+import { DeviceManager } from './device-manager.uts';
+import { ServiceManager } from './service-manager.uts';
+import { BleDataProcessor } from '../data-processor.uts';
+import * as BleUtils from '../ble-utils.uts';
+import type { BleDevice, BleOptions, BleConnectOptionsExt, BleDataReceivedCallback, BleConnectionStateChangeCallback } from '../interface.uts'
+
+export const BLE_SERVICE_PREFIXES = ['bae']; // 这里写你的实际前缀
+
+// 实例化各个管理器
+const deviceManager = new DeviceManager();
+const serviceManager = new ServiceManager();
+const dataProcessor = BleDataProcessor.getInstance();
+
+// 导出简化接口
+export const scanDevices = async (options?: { optionalServices?: string[] }) => deviceManager.startScan(options);
+export const connectDevice = async (deviceId: string, options?: BleConnectOptionsExt) => deviceManager.connectDevice(deviceId, options);
+export const disconnectDevice = async (deviceId: string) => deviceManager.disconnectDevice(deviceId);
+export const getConnectedDevices = () => deviceManager.getConnectedDevices();
+export const discoverServices = async (deviceId: string) => {
+  // 获取 server 实例
+  const server = deviceManager.servers[deviceId];
+  if (!server) throw new Error('设备未连接');
+  return serviceManager.discoverServices(deviceId, server);
+};
+export const getCharacteristics = async (deviceId: string, serviceId: string) => serviceManager.getCharacteristics(deviceId, serviceId);
+export const writeCharacteristic = async (deviceId: string, serviceId: string, characteristicId: string, data: string | ArrayBuffer) => serviceManager.writeCharacteristic(deviceId, serviceId, characteristicId, data);
+export const subscribeCharacteristic = async (deviceId: string, serviceId: string, characteristicId: string, callback) => serviceManager.subscribeCharacteristic(deviceId, serviceId, characteristicId, callback);
+export const readCharacteristic = async (deviceId: string, serviceId: string, characteristicId: string) => serviceManager.readCharacteristic(deviceId, serviceId, characteristicId);
+export const sendCommand = async (deviceId: string, serviceId: string, writeCharId: string, notifyCharId: string, command: string, params: any = null, timeout: number = 5000) => dataProcessor.sendAndReceive(deviceId, serviceId, writeCharId, notifyCharId, command, params, timeout);
+// Event adapter helpers: translate DeviceManager callbacks into payload objects
+export const onDeviceFound = (listener) => deviceManager.onDeviceFound((device) => {
+  try { listener({ device }); } catch (e) { /* ignore listener errors */ }
+});
+
+export const onScanFinished = (listener) => deviceManager.onScanFinished(() => {
+  try { listener({}); } catch (e) {}
+});
+
+export const onConnectionStateChange = (listener) => deviceManager.onConnectionStateChange((deviceId, state) => {
+  try { listener({ device: { deviceId }, state }); } catch (e) {}
+});
+
+/**
+ * 自动连接并初始化蓝牙设备，获取可用serviceId、writeCharId、notifyCharId
+ * @param deviceId 设备ID
+ * @returns {Promise<{serviceId: string, writeCharId: string, notifyCharId: string}>}
+ */
+export const autoConnect = async (deviceId: string): Promise<{serviceId: string, writeCharId: string, notifyCharId: string}> => {
+  // 1. 连接设备
+  await connectDevice(deviceId);
+
+  // 2. 服务发现
+  const services = await discoverServices(deviceId);
+  if (!services || services.length === 0) throw new Error('未发现服务');
+
+  // 3. 获取私有serviceId（优先bae前缀或通过dataProcessor模板）
+  let serviceId = '';
+  for (const s of services) {
+    if (s.uuid && BLE_SERVICE_PREFIXES.some(prefix => s.uuid.startsWith(prefix))) {
+      serviceId = s.uuid;
+      break;
+    }
+  }
+  if (!serviceId) {
+    // 可扩展：通过dataProcessor获取模板serviceId
+    serviceId = services[0].uuid;
+  }
+
+  // 4. 获取特征值
+  const characteristics = await getCharacteristics(deviceId, serviceId);
+  if (!characteristics || characteristics.length === 0) throw new Error('未发现特征值');
+
+  // 5. 找到write和notify特征
+  let writeCharId = '';
+  let notifyCharId = '';
+  for (const c of characteristics) {
+    if (!writeCharId && (c.properties.write || c.properties.writeWithoutResponse)) writeCharId = c.uuid;
+    if (!notifyCharId && (c.properties.notify || c.properties.indicate)) notifyCharId = c.uuid;
+  }
+  if (!writeCharId || !notifyCharId) throw new Error('未找到可用的写/通知特征');
+
+  // 6. 注册notification
+  await subscribeCharacteristic(deviceId, serviceId, notifyCharId, (data) => {
+    // 可在此处分发/处理notification
+    // console.log('Notification:', data);
+  });
+
+  // 7. 返回结果
+  return { serviceId, writeCharId, notifyCharId };
+};