Add ability to search for all accounts when creating a list in web UI (#33036)

app/javascript/mastodon/features/ui/components/confirmation_modals/follow_to_list.tsx

@@ -0,0 +1,43 @@
+import { defineMessages, FormattedMessage, useIntl } from 'react-intl';
+
+import { useAppSelector } from 'mastodon/store';
+
+import type { BaseConfirmationModalProps } from './confirmation_modal';
+import { ConfirmationModal } from './confirmation_modal';
+
+const messages = defineMessages({
+  title: {
+    id: 'confirmations.follow_to_list.title',
+    defaultMessage: 'Follow user?',
+  },
+  confirm: {
+    id: 'confirmations.follow_to_list.confirm',
+    defaultMessage: 'Follow and add to list',
+  },
+});
+
+export const ConfirmFollowToListModal: React.FC<
+  {
+    accountId: string;
+    onConfirm: () => void;
+  } & BaseConfirmationModalProps
+> = ({ accountId, onConfirm, onClose }) => {
+  const intl = useIntl();
+  const account = useAppSelector((state) => state.accounts.get(accountId));
+
+  return (
+    <ConfirmationModal
+      title={intl.formatMessage(messages.title)}
+      message={
+        <FormattedMessage
+          id='confirmations.follow_to_list.message'
+          defaultMessage='You need to be following {name} to add them to a list.'
+          values={{ name: <strong>@{account?.acct}</strong> }}
+        />
+      }
+      confirm={intl.formatMessage(messages.confirm)}
+      onConfirm={onConfirm}
+      onClose={onClose}
+    />
+  );
+};

app/javascript/mastodon/features/ui/components/confirmation_modals/index.ts

@@ -6,3 +6,4 @@ export { ConfirmEditStatusModal } from './edit_status';
 export { ConfirmUnfollowModal } from './unfollow';
 export { ConfirmClearNotificationsModal } from './clear_notifications';
 export { ConfirmLogOutModal } from './log_out';
+export { ConfirmFollowToListModal } from './follow_to_list';

app/javascript/mastodon/features/ui/components/modal_root.jsx

@@ -35,6 +35,7 @@ import {
   ConfirmUnfollowModal,
   ConfirmClearNotificationsModal,
   ConfirmLogOutModal,
+  ConfirmFollowToListModal,
 } from './confirmation_modals';
 import FocalPointModal from './focal_point_modal';
 import ImageModal from './image_modal';
@@ -56,6 +57,7 @@ export const MODAL_COMPONENTS = {
   'CONFIRM_UNFOLLOW': () => Promise.resolve({ default: ConfirmUnfollowModal }),
   'CONFIRM_CLEAR_NOTIFICATIONS': () => Promise.resolve({ default: ConfirmClearNotificationsModal }),
   'CONFIRM_LOG_OUT': () => Promise.resolve({ default: ConfirmLogOutModal }),
+  'CONFIRM_FOLLOW_TO_LIST': () => Promise.resolve({ default: ConfirmFollowToListModal }),
   'MUTE': MuteModal,
   'BLOCK': BlockModal,
   'DOMAIN_BLOCK': DomainBlockModal,