From f1a26f5e9c8a146cab240c7c2bd9671611d6d243 Mon Sep 17 00:00:00 2001
From: Snowykami <snowykami@outlook.com>
Date: Fri, 12 Sep 2025 15:51:59 +0800
Subject: [PATCH] =?UTF-8?q?refactor:=20=E7=B2=BE=E7=AE=80=E5=A4=8D?=
 =?UTF-8?q?=E5=88=B6=E5=88=B0=E5=89=AA=E8=B4=B4=E6=9D=BF=E7=9A=84=E5=AE=9E?=
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---
 web/src/lib/clipboard.ts | 12 +-----------
 1 file changed, 1 insertion(+), 11 deletions(-)

diff --git a/web/src/lib/clipboard.ts b/web/src/lib/clipboard.ts
index 30b402a..62e3a21 100644
--- a/web/src/lib/clipboard.ts
+++ b/web/src/lib/clipboard.ts
@@ -7,23 +7,17 @@
  * 返回 Promise<boolean>，表示是否成功复制
  */
 export async function copyToClipboard(text: string): Promise<boolean> {
-  // 优先使用现代 Clipboard API
   try {
     if (typeof navigator !== 'undefined' && navigator.clipboard && typeof navigator.clipboard.writeText === 'function') {
       await navigator.clipboard.writeText(text);
       return true;
     }
   } catch (err) {
-    // 忽略并回退到老方法
-    // console.warn('navigator.clipboard.writeText failed, falling back to execCommand', err);
   }
-
-  // 回退到 textarea + execCommand 方案（在许多旧浏览器上可用）
   if (typeof document === 'undefined') return false;
 
   const textarea = document.createElement('textarea');
   textarea.value = text;
-  // 防止页面滚动，把元素放到不可见但可选中的位置
   textarea.setAttribute('readonly', '');
   textarea.style.position = 'fixed';
   textarea.style.left = '-9999px';
@@ -31,7 +25,6 @@ export async function copyToClipboard(text: string): Promise<boolean> {
   textarea.style.opacity = '0';
   document.body.appendChild(textarea);
 
-  // 保存当前 selection（以便恢复）
   const selection = document.getSelection();
   let originalRange: Range | null = null;
   if (selection && selection.rangeCount > 0) {
@@ -42,9 +35,7 @@ export async function copyToClipboard(text: string): Promise<boolean> {
   textarea.setSelectionRange(0, textarea.value.length);
 
   try {
-    // 使用 any 绕开 TypeScript 中关于 execCommand 的弃用声明
-    const successful = (document as any).execCommand('copy');
-    // 清理并恢复 selection
+    const successful = document.execCommand('copy');
     document.body.removeChild(textarea);
     if (selection) {
       selection.removeAllRanges();
@@ -52,7 +43,6 @@ export async function copyToClipboard(text: string): Promise<boolean> {
     }
     return Boolean(successful);
   } catch (err) {
-    // 清理并恢复 selection
     document.body.removeChild(textarea);
     if (selection) {
       selection.removeAllRanges();