/// CH34 Flutter 插件。
///
/// 用于与 WCH CH34X 系列 USB 转串口芯片进行通信。
///
/// 支持的芯片：CH340/CH341/CH342/CH343/CH344/CH347/CH9101/CH9102/CH9103/CH9104/CH9143
///
/// 使用方法：
/// ```dart
/// import 'package:ch34/ch34.dart';
///
/// // 初始化插件（必须在首次调用 Ch34Manager 前调用）
/// Ch34.ensureInitialized();
///
/// // 枚举设备
/// final devices = await Ch34Manager.enumDevice();
///
/// // 打开设备
/// await Ch34Manager.openDevice(devices.first.deviceName);
///
/// // 设置参数
/// await Ch34Manager.setSerialParameter(
///   devices.first.deviceName,
///   0,
///   const SerialParameter(baud: 9600),
/// );
///
/// // 发送数据
/// await Ch34Manager.writeData(
///   devices.first.deviceName,
///   0,
///   Uint8List.fromList([0x01, 0x02]),
/// );
///
/// // 注册数据回调
/// Ch34Manager.registerDataCallback(
///   devices.first.deviceName,
///   0,
///   (data) { print('Received: $data'); },
/// );
/// ```
library ch34;

export 'src/ch34_method_channel.dart' show Ch34Exception;
export 'src/ch34_platform_interface.dart' show Ch34Platform;
export 'src/types/ch34_types.dart';
export 'src/ch34_manager.dart';

import 'src/ch34_method_channel.dart';

/// CH34 插件入口类。
///
/// 提供插件初始化方法，确保平台实例已注册。
class Ch34 {
  Ch34._();

  static bool _initialized = false;

  /// 初始化 CH34 插件。
  ///
  /// 必须在首次调用 [Ch34Manager] 方法前调用此方法。
  /// 重复调用不会产生副作用。
  static void ensureInitialized() {
    if (!_initialized) {
      MethodChannelCh34.registerDefault();
      _initialized = true;
    }
  }
}