/// ============================================================
/// 闲言APP — 鸿蒙剪贴板桥接工具
/// 创建时间: 2026-05-17
/// 更新时间: 2026-05-17
/// 作用: 在鸿蒙平台上通过原生MethodChannel读取剪贴板，
///       替代Flutter Clipboard.getData以避免READ_PASTEBOARD受限ACL权限
/// 上次更新: 修复_isOhos检测逻辑，使用platform_utils.isOhos
/// ============================================================

import 'package:flutter/services.dart';
import 'package:xianyan/core/utils/platform_utils.dart' as pu;

class ClipboardBridge {
  ClipboardBridge._();

  static const _channel = MethodChannel('plugins.flutter.io/clipboard_ohos');

  static bool get _isOhos => pu.isOhos;

  static Future<String?> getData() async {
    if (_isOhos) {
      try {
        final result = await _channel.invokeMethod<String>('Clipboard.getData');
        return result;
      } on MissingPluginException {
        // ohos channel not available, fallback
      } on PlatformException {
        // permission or other error, fallback
      }
    }
    final data = await Clipboard.getData(Clipboard.kTextPlain);
    return data?.text;
  }

  static Future<bool> hasStrings() async {
    if (_isOhos) {
      try {
        final result = await _channel.invokeMethod<bool>(
          'Clipboard.hasStrings',
        );
        return result ?? false;
      } on MissingPluginException {
        // fallback
      } on PlatformException {
        // fallback
      }
    }
    final data = await Clipboard.getData(Clipboard.kTextPlain);
    return data?.text?.isNotEmpty ?? false;
  }
}