/*
 * Copyright 2025 coze-dev Authors
 *
 * 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 {
  type ChatAreaPluginContext,
  type PluginMode,
} from '@coze-common/chat-area';

export const getSenderId = ({
  messageId,
  chatAreaPluginContext,
}: {
  messageId: string;
  chatAreaPluginContext: ChatAreaPluginContext<PluginMode.Writeable>;
}) => {
  if (!messageId) {
    return;
  }

  const senderId =
    chatAreaPluginContext.readonlyAPI.message.findMessage(messageId)?.sender_id;

  return senderId;
};