package com.bjlx.armcloudaf;

import android.content.ClipData;
import android.content.ClipboardManager;
import android.content.Context;
import android.text.TextUtils;
import android.util.Log;

public class ClipboardUtils {
    private static final String TAG = "ClipboardUtils";

    public static String pasteText(Context context) {
        try {
            // 获取剪贴板服务
            ClipboardManager clipboard = (ClipboardManager) context.getSystemService(Context.CLIPBOARD_SERVICE);

            if (clipboard == null) {
                Log.w(TAG, "Clipboard service not available");
                return null;
            }

            // 检查剪贴板是否有内容
            if (!clipboard.hasPrimaryClip()) {
                Log.d(TAG, "Clipboard is empty");
                return null;
            }

            // 获取剪贴板内容
            ClipData clipData = clipboard.getPrimaryClip();
            if (clipData == null) {
                Log.w(TAG, "ClipData is null");
                return null;
            }

            // 检查项目数量
            if (clipData.getItemCount() == 0) {
                Log.d(TAG, "ClipData has no items");
                return null;
            }

            // 获取第一项内容
            ClipData.Item item = clipData.getItemAt(0);

            // 尝试获取文本内容
            CharSequence text = item.getText();
            if (text != null) {
                String result = text.toString();
                if (!TextUtils.isEmpty(result)) {
                    Log.d(TAG, "Successfully pasted text: " + result.substring(0, Math.min(20, result.length())) + "...");
                    return result;
                }
            }

            Log.d(TAG, "Clipboard item has no text content");
            return null;

        } catch (SecurityException e) {
            Log.e(TAG, "Security exception when accessing clipboard", e);
            return null;
        } catch (Exception e) {
            Log.e(TAG, "Error pasting text from clipboard", e);
            return null;
        }
    }
}