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Fix onboarding prompt flashing while home feed is loading in web UI #25579

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merged 1 commit into from Jun 26, 2023
Merged

Fix onboarding prompt flashing while home feed is loading in web UI #25579

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17 changes: 12 additions & 5 deletions app/javascript/mastodon/features/home_timeline/index.jsx
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Expand Up @@ -33,9 +33,11 @@ const messages = defineMessages({

const getHomeFeedSpeed = createSelector([
state => state.getIn(['timelines', 'home', 'items'], ImmutableList()),
state => state.getIn(['timelines', 'home', 'pendingItems'], ImmutableList()),
state => state.get('statuses'),
], (statusIds, statusMap) => {
const statuses = statusIds.map(id => statusMap.get(id)).filter(status => status.get('account') !== me).take(20);
], (statusIds, pendingStatusIds, statusMap) => {
const recentStatusIds = pendingStatusIds.size > 0 ? pendingStatusIds : statusIds;
const statuses = recentStatusIds.map(id => statusMap.get(id)).filter(status => status?.get('account') !== me).take(20);
const oldest = new Date(statuses.getIn([statuses.size - 1, 'created_at'], 0));
const newest = new Date(statuses.getIn([0, 'created_at'], 0));
const averageGap = (newest - oldest) / (1000 * (statuses.size + 1)); // Average gap between posts on first page in seconds
Expand All @@ -46,9 +48,14 @@ const getHomeFeedSpeed = createSelector([
};
});

const homeTooSlow = createSelector(getHomeFeedSpeed, speed =>
speed.gap > (30 * 60) // If the average gap between posts is more than 20 minutes
|| (Date.now() - speed.newest) > (1000 * 3600) // If the most recent post is from over an hour ago
const homeTooSlow = createSelector([
state => state.getIn(['timelines', 'home', 'isLoading']),
state => state.getIn(['timelines', 'home', 'isPartial']),
getHomeFeedSpeed,
], (isLoading, isPartial, speed) =>
!isLoading && !isPartial // Only if the home feed has finished loading
&& (speed.gap > (30 * 60) // If the average gap between posts is more than 20 minutes
|| (Date.now() - speed.newest) > (1000 * 3600)) // If the most recent post is from over an hour ago
);

const mapStateToProps = state => ({
Expand Down