Device manager - add learn more popups to filtered sessions section (#9497)

* add learn more to filtered sessions

* fullstop

* update tests and i18n for fullstop

* remove unused switch

* whitespace

* use correct card type

src/components/views/elements/AccessibleButton.tsx

@@ -75,7 +75,7 @@ type IProps<T extends keyof JSX.IntrinsicElements> = DynamicHtmlElementProps<T>
     onClick: ((e: ButtonEvent) => void | Promise<void>) | null;
 };
 
-interface IAccessibleButtonProps extends React.InputHTMLAttributes<Element> {
+export interface IAccessibleButtonProps extends React.InputHTMLAttributes<Element> {
     ref?: React.Ref<Element>;
 }
 

src/components/views/elements/LearnMore.tsx

@@ -0,0 +1,56 @@
+/*
+Copyright 2022 The Matrix.org Foundation C.I.C.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+import React from 'react';
+
+import { _t } from '../../../languageHandler';
+import Modal from '../../../Modal';
+import InfoDialog from '../dialogs/InfoDialog';
+import AccessibleButton, { IAccessibleButtonProps } from './AccessibleButton';
+
+interface Props extends IAccessibleButtonProps {
+    title: string;
+    description: string | React.ReactNode;
+}
+
+const LearnMore: React.FC<Props> = ({
+    title,
+    description,
+    ...rest
+}) => {
+    const onClick = () => {
+        Modal.createDialog(
+            InfoDialog,
+            {
+                title,
+                description,
+                button: _t('Got it'),
+                hasCloseButton: true,
+            },
+        );
+    };
+
+    return <AccessibleButton
+        {...rest}
+        kind='link_inline'
+        onClick={onClick}
+        className='mx_LearnMore_button'
+    >
+        { _t('Learn more') }
+    </AccessibleButton>;
+};
+
+export default LearnMore;