import * as BluetoothManager from './bluetooth_manager.uts';

export const bluetoothService = {
  scanDevices: BluetoothManager.scanDevices,
  connectDevice: BluetoothManager.connectDevice,
  disconnectDevice: BluetoothManager.disconnectDevice,
  getConnectedDevices: BluetoothManager.getConnectedDevices,
  discoverServices: BluetoothManager.discoverServices,
  // compatibility aliases used by app code
  getServices: BluetoothManager.discoverServices,
  getCharacteristics: BluetoothManager.getCharacteristics,
  readCharacteristic: BluetoothManager.readCharacteristic,
  writeCharacteristic: BluetoothManager.writeCharacteristic,
  subscribeCharacteristic: BluetoothManager.subscribeCharacteristic,
  unsubscribeCharacteristic: BluetoothManager.unsubscribeCharacteristic,
  sendCommand: BluetoothManager.sendCommand,
  onConnectionStateChange: BluetoothManager.onConnectionStateChange,
  // 兼容旧接口，如有 readCharacteristic 可补充
};
 
// Provide a minimal EventEmitter-style `.on(eventName, handler)` to match app code
// Supported events: 'deviceFound', 'scanFinished', 'connectionStateChanged'
bluetoothService.on = function(eventName: string, handler: Function) {
  if (!eventName || typeof handler !== 'function') return;
  switch (eventName) {
    case 'deviceFound':
      return BluetoothManager.onDeviceFound(handler);
    case 'scanFinished':
      return BluetoothManager.onScanFinished(handler);
    case 'connectionStateChanged':
      return BluetoothManager.onConnectionStateChange(handler);
    default:
      // no-op for unsupported events
      return;
  }
};

// Backwards-compat: getAutoBleInterfaces expected by pages -> maps to autoConnect
if (!bluetoothService.getAutoBleInterfaces) {
  bluetoothService.getAutoBleInterfaces = function(deviceId: string) {
    return BluetoothManager.autoConnect(deviceId);
  }
}

import { dfuManager as webDfuManager } from './dfu_manager.uts'
export const dfuManager = webDfuManager;