deepvoice_client/local_plugins/speech/ios/Classes/SpeechPlugin.swift

import Flutter
import UIKit

/**
 * SpeechPlugin
 * 
 * 语音服务接口定义插件
 * 注意：此插件仅提供接口定义，不提供具体实现
 * 实际的语音识别和合成功能由其他插件实现
 */
public class SwiftSpeechPlugin: NSObject, FlutterPlugin {
    public static func register(with registrar: FlutterPluginRegistrar) {
        let channel = FlutterMethodChannel(name: "speech", binaryMessenger: registrar.messenger())
        let instance = SwiftSpeechPlugin()
        registrar.addMethodCallDelegate(instance, channel: channel)
    }
    
    public func handle(_ call: FlutterMethodCall, result: @escaping FlutterResult) {
        // 此插件仅提供接口定义，不处理任何方法调用
        result(FlutterMethodNotImplemented)
    }
}