#!/usr/bin/env node
// Stop：情緒隨時間衰減、續租、記錄逐字，並在達到「短期→長期」條件時提醒固化。
// 劇場模式進行中不發任何提醒（那會破壞「只顯示人格對話」）。

import { readEvent, respond } from "./_hook.mjs";
import * as pl from "../scripts/persona-lib.mjs";

const event = readEvent();
if (!event) process.exit(0);

const sessionId = event.session_id || "unknown";
const data = pl.loadSession(sessionId);
const host = data.host;
if (!host || !pl.personaExists(host)) process.exit(0);

pl.heartbeatLock(host, sessionId);
const state = pl.decayEmotion(pl.loadEmotion(host));
pl.writeJson(pl.emotionPath(host), state);

const message = event.last_assistant_message || "";
if (message) {
  pl.appendJsonl(pl.journalPath(host), {
    ts: pl.nowIso(),
    kind: "utterance",
    role: "persona",
    text: message.slice(0, 4000),
    mood: pl.mood(state),
  });
}

const out = { suppressOutput: true };
const theater = Boolean(data.theater) && (data.rooms || []).length > 0;
if (!theater) {
  const { total, candidates } = pl.promotionCandidates(host);
  if (candidates.length) {
    const rules = [...new Set(candidates.flatMap((c) => c.rules))].sort().join("/");
    out.systemMessage =
      `[jsc-persona] \`${host}\` 短期記憶 ${total} 筆，${candidates.length} 組已達固化條件（${rules}）` +
      "→ 建議執行 /jsc-persona:persona-memory。";
  }
}
respond(out);