Merge delete for me/everyone into one modal

ts/state/smart/DeleteMessagesModal.tsx

@@ -0,0 +1,61 @@
+// Copyright 2023 Signal Messenger, LLC
+// SPDX-License-Identifier: AGPL-3.0-only
+
+import React from 'react';
+import { useSelector } from 'react-redux';
+import type { DeleteMessagesPropsType } from '../ducks/globalModals';
+import type { StateType } from '../reducer';
+import { getIntl } from '../selectors/user';
+import { useGlobalModalActions } from '../ducks/globalModals';
+import DeleteMessagesModal from '../../components/DeleteMessagesModal';
+import { strictAssert } from '../../util/assert';
+import { canDeleteMessagesForEveryone } from '../selectors/message';
+import { useConversationsActions } from '../ducks/conversations';
+import { useToastActions } from '../ducks/toast';
+
+export function SmartDeleteMessagesModal(): JSX.Element | null {
+  const deleteMessagesProps = useSelector<
+    StateType,
+    DeleteMessagesPropsType | undefined
+  >(state => state.globalModals.deleteMessagesProps);
+  strictAssert(
+    deleteMessagesProps != null,
+    'Cannot render delete messages modal without messages'
+  );
+  const { conversationId, messageIds, onDelete } = deleteMessagesProps;
+  const canDeleteForEveryone = useSelector((state: StateType) => {
+    return canDeleteMessagesForEveryone(state, messageIds);
+  });
+  const lastSelectedMessage = useSelector((state: StateType) => {
+    return state.conversations.lastSelectedMessage;
+  });
+  const i18n = useSelector(getIntl);
+  const { toggleDeleteMessagesModal } = useGlobalModalActions();
+  const { deleteMessages, deleteMessagesForEveryone } =
+    useConversationsActions();
+  const { showToast } = useToastActions();
+
+  return (
+    <DeleteMessagesModal
+      canDeleteForEveryone={canDeleteForEveryone}
+      i18n={i18n}
+      messageCount={deleteMessagesProps.messageIds.length}
+      onClose={() => {
+        toggleDeleteMessagesModal(undefined);
+      }}
+      onDeleteForMe={() => {
+        deleteMessages({
+          conversationId,
+          messageIds,
+          lastSelectedMessage,
+        });
+        onDelete?.();
+      }}
+      onDeleteForEveryone={() => {
+        deleteMessagesForEveryone(messageIds);
+        onDelete?.();
+      }}
+      showToast={showToast}
+    />
+  );
+}