Function checkChatHistory

pmcaptcha/pmcaptcha.ts:1127–1147

* 2. 聊天记录过白 (chat_history) * 用户历史消息数 >= N 时自动通过

(client: TelegramClient, userId: number, currentMsgId: number)

    rec.delVerified(userId);
    log(LogLevel.INFO, `User ${userId} failed captcha (max tries)`);
    try {
      await client.sendMessage(peerTarget(userId), { message: "❌ 验证失败次数过多，对话已被限制。", parseMode: "html" });
    } catch {}
    if (!isStateCurrent(state)) return;
    await runFailActions(client, userId);
  } else {
    const hint = remaining === Infinity ? "请重试。" : `请重试（剩余次数：${remaining}）`;
    try {
      const hintMsg = await client.sendMessage(peerTarget(userId), { message: `❌ 答案错误，${htmlEscape(hint)}`, parseMode: "html" });
      if (!isStateCurrent(state)) return;
      state.msgIds.push(hintMsg.id);
    } catch {}
  }
}

// ─── 自动过白规则检查 ─────────────────────────────────────────────────────────

/** 结果类型：pass=自动通过, block=自动拦截, skip=继续下一规则 */
type AutoRuleResult = "pass" | "block" | "skip";

/**
 * 1. 主动对话过白 (initiative)
 *    当我方主动发起私聊时，对方自动加入白名单。
 *    此规则在 message.out 分支中已内置处理，此处仅作为占位标识。