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Merge 191f04ac4a into 729ce2b0cb

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Nicholas-Xiong 2026-05-31 04:12:08 +00:00 committed by GitHub
commit cfb59f51c9
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1 changed files with 12 additions and 3 deletions
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15
apps/web/src/components/ChatComposer.tsx
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@ -1331,7 +1331,14 @@ export const ChatComposer = forwardRef<ChatComposerHandle, Props>(
const prevEntries = pluginInsertedTokensRef.current;
const prevActiveId = activePluginIdRef.current;
const result = replaceMentionWithText(`${inlineMentionToken(record.title)} `);
// Capture mention state before async operation to prevent cursor
// position issues if state changes during apply.
const mentionSnapshot = mention;
const result = replaceMentionWithText(
`${inlineMentionToken(record.title)} `,
mentionSnapshot,
);
if (!result) return;
// Capture the post-insert draft *snapshot* — the value the
// composer is in immediately after our optimistic write.
@ -1468,10 +1475,12 @@ export const ChatComposer = forwardRef<ChatComposerHandle, Props>(
function replaceMentionWithText(
text: string,
mentionSnapshot?: typeof mention,
): { insertStart: number } | null {
if (!mention) return null;
const activeMention = mentionSnapshot ?? mention;
if (!activeMention) return null;
const ta = textareaRef.current;
const cursor = mention.cursor;
const cursor = activeMention.cursor;
const before = draft.slice(0, cursor);
const after = draft.slice(cursor);
const replaced = before.replace(/(^|\s)@([^\s@]*)$/, `$1${text}`);