Fix scroll handling with modals

app/javascript/flavours/glitch/components/scrollable_list.js

@@ -265,8 +265,7 @@ class ScrollableList extends PureComponent {
   }
 
   defaultShouldUpdateScroll = (prevRouterProps, { location }) => {
-    if ((((prevRouterProps || {}).location || {}).state || {}).mastodonModalOpen) return false;
-    return !(location.state && location.state.mastodonModalOpen);
+    return !(prevRouterProps?.location?.state?.mastodonModalKey || location.state?.mastodonModalKey);
   }
 
   handleLoadPending = e => {

app/javascript/flavours/glitch/components/status_action_bar.js

@@ -147,7 +147,7 @@ class StatusActionBar extends ImmutablePureComponent {
 
   handleOpen = () => {
     let state = {...this.context.router.history.location.state};
-    if (state.mastodonModalOpen) {
+    if (state.mastodonModalKey) {
       this.context.router.history.replace(`/statuses/${this.props.status.get('id')}`, { mastodonBackSteps: (state.mastodonBackSteps || 0) + 1 });
     } else {
       state.mastodonBackSteps = (state.mastodonBackSteps || 0) + 1;

app/javascript/flavours/glitch/containers/mastodon.js

@@ -41,7 +41,7 @@ export default class Mastodon extends React.PureComponent {
   }
 
   shouldUpdateScroll (_, { location }) {
-    return !(location.state && location.state.mastodonModalOpen);
+    return !(location.state?.mastodonModalKey);
   }
 
   render () {

app/javascript/flavours/glitch/features/account_gallery/index.js

@@ -105,8 +105,7 @@ class AccountGallery extends ImmutablePureComponent {
   }
 
   shouldUpdateScroll = (prevRouterProps, { location }) => {
-    if ((((prevRouterProps || {}).location || {}).state || {}).mastodonModalOpen) return false;
-    return !(location.state && location.state.mastodonModalOpen);
+    return !(prevRouterProps?.location?.state?.mastodonModalKey || location.state?.mastodonModalKey);
   }
 
   setColumnRef = c => {

app/javascript/flavours/glitch/features/status/index.js

@@ -508,8 +508,7 @@ class Status extends ImmutablePureComponent {
   }
 
   shouldUpdateScroll = (prevRouterProps, { location }) => {
-    if ((((prevRouterProps || {}).location || {}).state || {}).mastodonModalOpen) return false;
-    return !(location.state && location.state.mastodonModalOpen);
+    return !(prevRouterProps?.location?.state?.mastodonModalKey || location.state?.mastodonModalKey);
   }
 
   render () {