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Infinite Scroll: Attempt to fix a weird bug with missing chats

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This commit is contained in:
Alexander Zinchuk 2021-04-30 01:31:50 +03:00
parent 0bc2d2b021
commit a49b02e291
1 changed files with 3 additions and 3 deletions
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6
src/components/ui/InfiniteScroll.tsx
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@ -140,7 +140,7 @@ const InfiniteScroll: FC<OwnProps> = ({
const nextAnchor = listItemElements[0]; const nextAnchor = listItemElements[0];
if (nextAnchor) { if (nextAnchor) {
const nextAnchorTop = nextAnchor.getBoundingClientRect().top; const nextAnchorTop = nextAnchor.getBoundingClientRect().top;
const newAnchorTop = currentAnchor && currentAnchor !== nextAnchor const newAnchorTop = currentAnchor && currentAnchor.offsetParent && currentAnchor !== nextAnchor
? currentAnchor.getBoundingClientRect().top ? currentAnchor.getBoundingClientRect().top
: nextAnchorTop; : nextAnchorTop;
const isMovingUp = ( const isMovingUp = (
@ -161,7 +161,7 @@ const InfiniteScroll: FC<OwnProps> = ({
const nextAnchor = listItemElements[listLength - 1]; const nextAnchor = listItemElements[listLength - 1];
if (nextAnchor) { if (nextAnchor) {
const nextAnchorTop = nextAnchor.getBoundingClientRect().top; const nextAnchorTop = nextAnchor.getBoundingClientRect().top;
const newAnchorTop = currentAnchor && currentAnchor !== nextAnchor const newAnchorTop = currentAnchor && currentAnchor.offsetParent && currentAnchor !== nextAnchor
? currentAnchor.getBoundingClientRect().top ? currentAnchor.getBoundingClientRect().top
: nextAnchorTop; : nextAnchorTop;
const isMovingDown = ( const isMovingDown = (
@ -179,7 +179,7 @@ const InfiniteScroll: FC<OwnProps> = ({
} }
if (!isUpdated) { if (!isUpdated) {
if (currentAnchor) { if (currentAnchor && currentAnchor.offsetParent) {
stateRef.current.currentAnchorTop = currentAnchor.getBoundingClientRect().top; stateRef.current.currentAnchorTop = currentAnchor.getBoundingClientRect().top;
} else { } else {
const nextAnchor = listItemElements[0]; const nextAnchor = listItemElements[0];