Add streaming API updates for announcements being modified or deleted (#12963)

Change `all_day` to be a visual client-side cue only

Publish immediately if `scheduled_at` is in the past

Add `published_at` and `updated_at` to announcements JSON

1 files changed, 7 insertions, 5 deletions

diff --git a/app/javascript/mastodon/features/getting_started/components/announcements.js b/app/javascript/mastodon/features/getting_started/components/announcements.js
index 8ff1b0b4e..acaa552aa 100644
--- a/app/javascript/mastodon/features/getting_started/components/announcements.js
+++ b/app/javascript/mastodon/features/getting_started/components/announcements.js
@@ -367,11 +367,13 @@ class Announcements extends ImmutablePureComponent {
             ))}
           </ReactSwipeableViews>
 
-          <div className='announcements__pagination'>
-            <IconButton disabled={announcements.size === 1} title={intl.formatMessage(messages.previous)} icon='chevron-left' onClick={this.handlePrevClick} size={13} />
-            <span>{index + 1} / {announcements.size}</span>
-            <IconButton disabled={announcements.size === 1} title={intl.formatMessage(messages.next)} icon='chevron-right' onClick={this.handleNextClick} size={13} />
-          </div>
+          {announcements.size > 1 && (
+            <div className='announcements__pagination'>
+              <IconButton disabled={announcements.size === 1} title={intl.formatMessage(messages.previous)} icon='chevron-left' onClick={this.handlePrevClick} size={13} />
+              <span>{index + 1} / {announcements.size}</span>
+              <IconButton disabled={announcements.size === 1} title={intl.formatMessage(messages.next)} icon='chevron-right' onClick={this.handleNextClick} size={13} />
+            </div>
+          )}
         </div>
       </div>
     );