timestamp

import { type PromptPreprocessorController, type ChatMessage } from "@lmstudio/sdk";

function formatTimestamp(d: Date): string {
  const pad = (n: number) => n.toString().padStart(2, "0");
  const dd = pad(d.getDate());
  const mm = pad(d.getMonth() + 1);
  const yyyy = d.getFullYear();
  const hh = pad(d.getHours());
  const min = pad(d.getMinutes());
  return `[${yyyy}-${mm}-${dd} ${hh}:${min}]`;
}

export async function preprocess(
  ctl: PromptPreprocessorController,
  userMessage: ChatMessage,
) {
  const timestamp = formatTimestamp(new Date());

  ctl.createStatus({
    status: "done",
    text: `Timestamp ${timestamp}`,
  });

  const text = userMessage.getText();
  return `${timestamp}\n\n${text}`;
}