Function resolveTargetChat

admin_board/admin_board.ts:337–372

(
  msg: Api.Message,
  rawTarget?: string,
)

      throw new Error("当前对话不是群组、超级群或频道");
    }
    return toTargetChat(entity);
  }

  const target = rawTarget.trim();
  if (!target) throw new Error("目标对话不能为空");

  if (/^-?\d+$/.test(target)) {
    const entity = await client.getEntity(Number(target));
    if (!(entity instanceof Api.Chat || entity instanceof Api.Channel)) {
      throw new Error("目标必须是群组、超级群或频道");
    }
    return toTargetChat(entity);
  }

  if (target.startsWith("@")) {
    const entity = await client.getEntity(target);
    if (!(entity instanceof Api.Chat || entity instanceof Api.Channel)) {
      throw new Error("目标必须是群组、超级群或频道");
    }
    return toTargetChat(entity);
  }

  throw new Error("目标对话仅支持 @username 或 对话 ID");
}

async function getAdminCollection(
  target: TargetChat,
): Promise<AdminCollection> {
  const client = await getGlobalClient();
  if (!client) throw new Error("Telegram 客户端未初始化");

  let allAdmins: Api.User[];

  if (target.isChannel) {
    const users = await client.getParticipants(target.entity, {
      filter: new Api.ChannelParticipantsAdmins(),
      showTotal: false,
    });