Function resolveUserForSeatAction

admin_board/admin_board.ts:1217–1244

(
  target: TargetChat,
  identifier: string,
)

  const candidates = /^-?\d+$/.test(trimmed) ? [Number(trimmed)] : [trimmed];

  for (const candidate of candidates) {
    try {
      const entity = await client.getEntity(candidate as any);
      if (entity instanceof Api.User) {
        return entity;
      }
    } catch {
      // Ignore and continue to target-specific fallback.
    }
  }

  return target.isChannel
    ? await findUserInChannelParticipants(target, trimmed)
    : await findUserInChatParticipants(target, trimmed);
}

async function handleSeatAction(
  msg: Api.Message,
  action: "lock" | "unlock",
  rawText: string,
): Promise<void> {
  const remainder = getTextAfterTokens(rawText, 2);
  const { identifiers, targetArg } = parseSeatActionArgs(remainder);

  if (identifiers.length === 0) {
    await msg.edit({
      text: `❌ 参数不足\n\n用法:\n<code>${htmlEscape(
        commandName,
      )} ${action} 用户1,用户2 [对话id/@username]</code>`,
      parseMode: "html",