Convert class to function component (#25769)

Co-authored-by: Mattermost Build <build@mattermost.com>

webapp/channels/src/components/analytics/statistic_count.tsx

@@ -15,8 +15,14 @@ type Props = {
     status?: 'warning' | 'error';
 }
 
-export default class StatisticCount extends React.PureComponent<Props> {
-    public render(): JSX.Element {
+const StatisticCount = ({
+    title,
+    icon,
+    count,
+    id,
+    children,
+    status,
+}: Props) => {
     const loading = (
         <FormattedMessage
             id='analytics.chart.loading'
@@ -29,33 +35,34 @@ export default class StatisticCount extends React.PureComponent<Props> {
             <div
                 className={classNames({
                     'total-count': true,
-                        'total-count--has-message': Boolean(this.props.status),
+                    'total-count--has-message': Boolean(status),
                 })}
             >
                 <div
-                        data-testid={`${this.props.id}Title`}
+                    data-testid={`${id}Title`}
                     className={classNames({
                         title: true,
-                            'team_statistics--warning': this.props.status === 'warning',
-                            'team_statistics--error': this.props.status === 'error',
+                        'team_statistics--warning': status === 'warning',
+                        'team_statistics--error': status === 'error',
                     })}
                 >
-                        {this.props.title}
-                        <i className={'fa ' + this.props.icon}/>
+                    {title}
+                    <i className={'fa ' + icon}/>
                 </div>
                 <div
-                        data-testid={this.props.id}
+                    data-testid={id}
                     className={classNames({
                         content: true,
-                            'team_statistics--warning': this.props.status === 'warning',
-                            'team_statistics--error': this.props.status === 'error',
+                        'team_statistics--warning': status === 'warning',
+                        'team_statistics--error': status === 'error',
                     })}
                 >
-                        {typeof this.props.count === 'undefined' || isNaN(this.props.count) ? loading : this.props.count}
+                    {typeof count === 'undefined' || isNaN(count) ? loading : count}
                 </div>
             </div>
-                {this.props.children}
+            {children}
         </div>
     );
-    }
-}
+};
+
+export default React.memo(StatisticCount);