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fix: restore codeblock copy functionality in Web UI #1472

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fix: restore codeblock copy functionality in Web UI #1472

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16 changes: 14 additions & 2 deletions web/src/components/ai-elements/code-block.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -508,13 +508,25 @@ export const CodeBlockCopyButton = ({
const { code } = useContext(CodeBlockContext);

const copyToClipboard = async () => {
if (typeof window === "undefined" || !navigator?.clipboard?.writeText) {
if (typeof window === "undefined") {
onError?.(new Error("Clipboard API not available"));
return;
}

try {
await navigator.clipboard.writeText(code);
if (navigator?.clipboard?.writeText) {
await navigator.clipboard.writeText(code);
} else {
// Fallback for non-secure contexts (plain HTTP, Termux, etc.)
const textarea = document.createElement("textarea");
textarea.value = code;
textarea.style.position = "fixed";
textarea.style.opacity = "0";
document.body.appendChild(textarea);
textarea.select();
document.execCommand("copy");
document.body.removeChild(textarea);
}
setIsCopied(true);
onCopy?.();
setTimeout(() => setIsCopied(false), timeout);
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