GroupsV2: Better group invite behavior

ts/components/ErrorModal.tsx

@@ -0,0 +1,46 @@
+import * as React from 'react';
+
+import { LocalizerType } from '../types/Util';
+import { ConfirmationModal } from './ConfirmationModal';
+
+export type PropsType = {
+  buttonText: string;
+  description: string;
+  title: string;
+
+  onClose: () => void;
+  i18n: LocalizerType;
+};
+
+function focusRef(el: HTMLElement | null) {
+  if (el) {
+    el.focus();
+  }
+}
+
+export const ErrorModal = (props: PropsType): JSX.Element => {
+  const { buttonText, description, i18n, onClose, title } = props;
+
+  return (
+    <ConfirmationModal
+      actions={[]}
+      title={title || i18n('ErrorModal--title')}
+      i18n={i18n}
+      onClose={onClose}
+    >
+      <div className="module-error-modal__description">
+        {description || i18n('ErrorModal--description')}
+      </div>
+      <div className="module-error-modal__button-container">
+        <button
+          type="button"
+          className="module-confirmation-dialog__container__buttons__button"
+          onClick={onClose}
+          ref={focusRef}
+        >
+          {buttonText || i18n('ErrorModal--buttonText')}
+        </button>
+      </div>
+    </ConfirmationModal>
+  );
+};