Add button to see results for polls in web UI (#25726)

app/javascript/mastodon/components/poll.jsx

@@ -130,6 +130,10 @@ class Poll extends ImmutablePureComponent {
     this.props.refresh();
   };
 
+  handleReveal = () => {
+    this.setState({ revealed: true });
+  }
+
   renderOption (option, optionIndex, showResults) {
     const { poll, lang, disabled, intl } = this.props;
     const pollVotesCount  = poll.get('voters_count') || poll.get('votes_count');
@@ -205,14 +209,14 @@ class Poll extends ImmutablePureComponent {
 
   render () {
     const { poll, intl } = this.props;
-    const { expired } = this.state;
+    const { revealed, expired } = this.state;
 
     if (!poll) {
       return null;
     }
 
     const timeRemaining = expired ? intl.formatMessage(messages.closed) : <RelativeTimestamp timestamp={poll.get('expires_at')} futureDate />;
-    const showResults   = poll.get('voted') || expired;
+    const showResults   = poll.get('voted') || revealed || expired;
     const disabled      = this.props.disabled || Object.entries(this.state.selected).every(item => !item);
 
     let votesCount = null;
@@ -231,9 +235,10 @@ class Poll extends ImmutablePureComponent {
 
         <div className='poll__footer'>
           {!showResults && <button className='button button-secondary' disabled={disabled || !this.context.identity.signedIn} onClick={this.handleVote}><FormattedMessage id='poll.vote' defaultMessage='Vote' /></button>}
-          {showResults && !this.props.disabled && <span><button className='poll__link' onClick={this.handleRefresh}><FormattedMessage id='poll.refresh' defaultMessage='Refresh' /></button> · </span>}
+          {!showResults && <><button className='poll__link' onClick={this.handleReveal}><FormattedMessage id='poll.reveal' defaultMessage='See results' /></button> · </>}
+          {showResults && !this.props.disabled && <><button className='poll__link' onClick={this.handleRefresh}><FormattedMessage id='poll.refresh' defaultMessage='Refresh' /></button> · </>}
           {votesCount}
-          {poll.get('expires_at') && <span> · {timeRemaining}</span>}
+          {poll.get('expires_at') && <> · {timeRemaining}</>}
         </div>
       </div>
     );

app/javascript/mastodon/locales/en.json

@@ -487,6 +487,7 @@
   "picture_in_picture.restore": "Put it back",
   "poll.closed": "Closed",
   "poll.refresh": "Refresh",
+  "poll.reveal": "See results",
   "poll.total_people": "{count, plural, one {# person} other {# people}}",
   "poll.total_votes": "{count, plural, one {# vote} other {# votes}}",
   "poll.vote": "Vote",