Method sendViaBot

checkin/checkin.ts:568–587

(token: string, chatId: string, text: string)

    const btn = this.findCallbackButton(msg, target);
    if (!btn) throw new Error(`未找到回调按钮: ${target.callbackData || target.buttonText || target.id}`);
    await client.invoke(
      new Api.messages.GetBotCallbackAnswer({
        peer,
        msgId: msg.id,
        data: btn.data || Buffer.from(target.callbackData || "", "utf-8"),
      })
    );
  }

  private findCallbackButton(msg: Api.Message, target: SignTarget): any | null {
    const rows = (msg as any).replyMarkup?.rows || [];
    for (const row of rows) {
      for (const b of row.buttons || []) {
        const d = this.decodeData(b.data);
        if (target.callbackData && d === target.callbackData) return b;
        if (!target.callbackData && target.buttonText && b.text === target.buttonText) return b;
      }
    }
    return null;
  }

  private parseButtonMatcher(args: string[]): Pick<SignTarget, "callbackData" | "buttonText"> {
    const raw = args.join(" ").trim();