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| const useComponentDidUpdate = useGetSnapshotBeforeUpdate( | |
| (_prevProps, prevState) => { | |
| if (!messagesWrapperRef.current || !messages.data || !prevState) return undefined; | |
| if (messagesWrapperRef.current.scrollHeight > (prevState.scrollHeight || 0)) { | |
| return prevState.scrollHeight; | |
| } | |
| return undefined; | |
| }, |