Carlos Florêncio
25 lines
890 B
TypeScript
25 lines
890 B
TypeScript
import { useDockviewStore } from "./dockview-store";
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/**
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* Capture the current chat scroll position and restore it after the next
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* layout rebuild completes (isRestoringLayout transitions to false).
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* Safe to call from non-React code (WS handlers, store actions).
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*/
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export function preserveChatScrollDuringLayout(): void {
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const scrollEl = document.querySelector<HTMLElement>(".chat-message-list");
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const savedScrollTop = scrollEl?.scrollTop ?? 0;
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useDockviewStore.getState().setPendingChatScrollTop(savedScrollTop);
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const unsub = useDockviewStore.subscribe((state) => {
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if (!state.isRestoringLayout) {
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unsub();
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requestAnimationFrame(() => {
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const el = document.querySelector<HTMLElement>(".chat-message-list");
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if (el) el.scrollTop = savedScrollTop;
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useDockviewStore.getState().setPendingChatScrollTop(null);
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});
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}
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});
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}
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