#!/usr/bin/env node
// persona.mjs — jsc-persona 的人格 / 記憶 / 情緒 / 關係圖 CLI（Node.js，只用內建模組）
//
// 所有子指令都需要 `--session <session_id>`（除了 list / status / gc）。
// session_id 由 SessionStart hook 注入到上下文（PERSONA_SESSION=...），
// hook 會驗證 CLI 帶的 --session 與真實 session 相符，藉此讓「人格鎖」與
// 「跨人格隔離」無法被繞過。
//
// 全域旗標：--json（機器可讀輸出）、--quiet（成功時不輸出，劇場模式用）

import fs from "node:fs";
import path from "node:path";
import process from "node:process";
import { fileURLToPath } from "node:url";
import * as pl from "./persona-lib.mjs";

const HERE = path.dirname(fileURLToPath(import.meta.url));
const TEMPLATE_DIR = path.join(HERE, "..", "skills", "persona-create", "templates");

let QUIET = false;

function die(message, code = 1) {
  process.stderr.write(`✖ ${message}\n`);
  process.exit(code);
}

function say(line = "") {
  if (!QUIET) process.stdout.write(`${line}\n`);
}

function ok(message) {
  say(`✔ ${message}`);
}

function emit(payload, asJson, lines) {
  if (asJson) {
    process.stdout.write(`${JSON.stringify(payload, null, 2)}\n`);
  } else {
    say(lines.join("\n"));
  }
}

// --------------------------------------------------------------------------- //
// 參數解析
// --------------------------------------------------------------------------- //

const FLAGS = new Set([
  "json", "quiet", "force", "takeover", "as-guest", "on", "off", "with-meta", "all",
]);

function parseArgs(argv) {
  const out = { _: [], flags: {} };
  for (let i = 0; i < argv.length; i += 1) {
    const token = argv[i];
    if (!token.startsWith("--")) {
      out._.push(token);
      continue;
    }
    const body = token.slice(2);
    const eq = body.indexOf("=");
    if (eq >= 0) {
      out.flags[body.slice(0, eq)] = body.slice(eq + 1);
      continue;
    }
    if (FLAGS.has(body)) {
      out.flags[body] = true;
      continue;
    }
    const next = argv[i + 1];
    if (next === undefined || (next.startsWith("--") && !/^--?\d/.test(next))) {
      out.flags[body] = true;
    } else {
      out.flags[body] = next;
      i += 1;
    }
  }
  return out;
}

const num = (value, fallback = null) => (value === undefined || value === true ? fallback : Number(value));
const str = (value, fallback = "") => (value === undefined || value === true ? fallback : String(value));
const csv = (value) => str(value).split(",").map((s) => s.trim()).filter(Boolean);

/** `joy=+12,anger=-5` → { joy: 12, anger: -5 } */
function parseDeltas(raw) {
  const out = {};
  for (const chunk of str(raw).split(",")) {
    const trimmed = chunk.trim();
    if (!trimmed.includes("=")) continue;
    const [key, value] = [trimmed.slice(0, trimmed.indexOf("=")).trim(), trimmed.slice(trimmed.indexOf("=") + 1)];
    const parsed = Number(value);
    if (Number.isFinite(parsed)) out[key] = parsed;
  }
  return out;
}

function requireSession(flags) {
  const session = str(flags.session);
  if (!session) die("缺少 `--session <session_id>`（值取自上下文的 `PERSONA_SESSION=`）。");
  return session;
}

// --------------------------------------------------------------------------- //
// 權限檢查
// --------------------------------------------------------------------------- //

/** 呼叫者必須是這個人格的 exclusive 持有者。 */
function requireOwner(slug, sessionId) {
  if (!slug) die("未指定人格，且本 session 沒有載入人格。");
  if (!pl.personaExists(slug)) die(`人格 \`${slug}\` 不存在。可用：${pl.listPersonas().join(", ") || "（無）"}`);
  const data = pl.loadSession(sessionId);
  if (data.host !== slug) {
    die(
      `本 session 的 host 人格是 \`${data.host || "（未載入）"}\`，不是 \`${slug}\`。` +
        "禁止跨人格操作；請先 `release` 再 `load`。",
    );
  }
  const lock = pl.readJson(pl.lockPath(slug)) ?? {};
  if (lock.session_id !== sessionId) {
    die(`人格 \`${slug}\` 的載入鎖不屬於本 session，請重新 \`load\`（必要時加 --takeover）。`);
  }
  pl.heartbeatLock(slug, sessionId);
  return data;
}

/**
 * 呼叫者是 host（owner）或以 `--as-guest` 自稱的受邀人格。
 * 受邀人格的資料只有它自己（persona-guest sub agent）能讀；主程序即使邀請了它，
 * 也只能看它在聊天室說出口的話。`--as-guest` 由 PreToolUse hook 把關。
 */
function requireMember(slug, sessionId, asGuest = false) {
  if (!slug) die("未指定人格，且本 session 沒有載入人格。");
  if (!pl.personaExists(slug)) die(`人格 \`${slug}\` 不存在。`);
  const data = pl.loadSession(sessionId);
  if (data.host === slug) {
    if (asGuest) die(`\`${slug}\` 是本 session 的 host 人格，不需要也不得使用 \`--as-guest\`。`);
    pl.heartbeatLock(slug, sessionId);
    return [data, "owner"];
  }
  if (slug in (data.guests || {})) {
    if (!asGuest) {
      die(
        `\`${slug}\` 是本 session 邀請的 guest 人格，它的記憶與情緒不對主程序開放（跨人格資料隔離）。` +
          "你只能透過 `room read` 看它說出口的話；要以它的身分行動必須是 persona-guest sub agent 並帶 `--as-guest`。",
      );
    }
    return [data, "guest"];
  }
  die(`人格 \`${slug}\` 未被本 session 載入或邀請，禁止存取（跨人格資料隔離）。`);
  return [null, null];
}

const hostOf = (flags, session) => str(flags.persona) || pl.loadSession(session).host;

function renderTemplate(name, mapping) {
  let text = fs.readFileSync(path.join(TEMPLATE_DIR, name), "utf8");
  for (const [key, value] of Object.entries(mapping)) text = text.replaceAll(`{{${key}}}`, String(value));
  return text;
}

// --------------------------------------------------------------------------- //
// 子指令
// --------------------------------------------------------------------------- //

const commands = {};

commands.create = ({ flags }) => {
  const session = requireSession(flags);
  const slug = str(flags.persona);
  if (!pl.validSlug(slug)) die("slug 只能是小寫英數與連字號（最長 48 字），例如 `lumi`、`shen-yu`。");
  if (pl.personaExists(slug) && !flags.force) {
    die(`人格 \`${slug}\` 已存在（${pl.personaDir(slug)}）。要覆寫請加 --force。`);
  }
  const root = pl.ensurePersonaDirs(slug);
  const mapping = {
    SLUG: slug,
    NAME: str(flags.name) || slug,
    CREATURE: str(flags.creature),
    VIBE: str(flags.vibe),
    EMOJI: str(flags.emoji),
    AVATAR: str(flags.avatar),
    CREATED: pl.nowIso(),
  };
  for (const filename of ["IDENTITY.md", "SOUL.md", "AGENTS.md", "USER.md"]) {
    const target = path.join(root, filename);
    if (fs.existsSync(target) && !flags.force) continue;
    pl.writeText(target, renderTemplate(filename, mapping));
  }
  pl.writeJson(pl.emotionPath(slug), pl.defaultEmotionState(parseDeltas(flags.baseline)));
  pl.writeJson(pl.configPath(slug), {
    persona: slug,
    display_name: mapping.NAME,
    created_at: pl.nowIso(),
    created_by_session: session,
    origin: str(flags.origin) || "custom",
    source_work: str(flags.work),
    schema: 1,
  });
  pl.writeJson(pl.relationsJson(slug), { nodes: [], edges: [] });
  pl.writeText(
    pl.mindmapPath(slug),
    ["%% 心智圖（長期語意結構）：概念如何互相勾連", "mindmap", `  root((${mapping.NAME}))`, "    自我", "    使用者", "    共同經驗", ""].join("\n"),
  );
  pl.rebuildIndex(slug);
  pl.acquireLock(slug, session, { cwd: str(flags.cwd) || null });
  pl.bindHost(session, slug, { cwd: str(flags.cwd) || null });
  ok(`人格 \`${slug}\` 建立於 ${root}，已取得載入鎖並綁定本 session。`);
  say(`  下一步：補完 ${root}/IDENTITY.md 與 SOUL.md，再用 /jsc-persona:persona-chat 開始對話。`);
};

commands.list = ({ flags }) => {
  const rows = pl.listPersonas().map((slug) => {
    const status = pl.lockStatus(slug);
    let longTerm = 0;
    try {
      longTerm = fs.readdirSync(pl.longTermDir(slug)).filter((f) => f.endsWith(".md")).length;
    } catch {
      longTerm = 0;
    }
    return {
      persona: slug,
      identity: pl.identityBrief(slug),
      locked: status.locked,
      stale: status.stale,
      owner_session: String(status.owner.session_id || "").slice(0, 8),
      owner_cwd: status.owner.cwd,
      guests: status.guests.length,
      long_term: longTerm,
      short_term: pl.readJsonl(pl.shortTermPath(slug)).length,
    };
  });
  const lines = [`人格倉庫：${pl.personaHome()}`];
  if (!rows.length) lines.push("（尚無人格，用 /jsc-persona:persona-create 或 /jsc-persona:persona-anime 建立）");
  for (const r of rows) {
    const state = r.locked ? "🔒 已載入" : r.stale ? "⚠ 死鎖可接手" : "🔓 空閒";
    lines.push(
      `- \`${r.persona}\` ${state}` +
        (r.locked ? `（session ${r.owner_session}…, cwd ${r.owner_cwd}）` : "") +
        `｜guest ${r.guests}｜長期記憶 ${r.long_term}｜短期 ${r.short_term}` +
        (r.identity ? `｜${r.identity}` : ""),
    );
  }
  emit({ home: pl.personaHome(), personas: rows }, flags.json, lines);
};

commands.load = ({ flags }) => {
  const session = requireSession(flags);
  const slug = str(flags.persona);
  if (!pl.personaExists(slug)) die(`人格 \`${slug}\` 不存在。可用：${pl.listPersonas().join(", ") || "（無）"}`);
  const data = pl.loadSession(session);
  if (data.host && data.host !== slug) {
    die(
      `本 session 已載入人格 \`${data.host}\`。一個程序只能載入一個人格；` +
        `請先 \`release --session <id>\` 再載入 \`${slug}\`` +
        "（若只是想讓兩個人格對話，請用 /jsc-persona:persona-invite）。",
    );
  }
  let lock;
  try {
    lock = pl.acquireLock(slug, session, { cwd: str(flags.cwd) || null, takeover: Boolean(flags.takeover) });
  } catch (err) {
    die(`${err.message}\n  若確定那個程序已結束，可加 --takeover 接手。`);
  }
  pl.bindHost(session, slug, { cwd: str(flags.cwd) || null });
  pl.pruneShortTerm(slug);
  pl.rebuildIndex(slug);
  const lines = [`✔ 已載入人格 \`${slug}\`（exclusive，session ${session.slice(0, 8)}…，租約 ${lock.lease_seconds}s）`];
  if (lock.took_over_from) {
    const prev = lock.took_over_from;
    lines.push(
      `⚠ 這把鎖是接手來的：原持有者 session ${String(prev.session_id || "").slice(0, 8)}…（cwd ${prev.cwd}）` +
        `已失聯 ${prev.stale_minutes} 分鐘。請向使用者說明，若那個程序其實還活著，兩邊的記憶可能會互相覆蓋。`,
    );
  }
  const context = pl.turnContext(slug, session);
  lines.push(context);
  emit({ persona: slug, lock, context }, flags.json, lines);
};

commands.release = ({ flags }) => {
  const session = requireSession(flags);
  const data = pl.loadSession(session);
  const slug = str(flags.persona) || data.host;
  if (!slug) die("本 session 沒有載入任何人格。");
  const released = pl.unbindSession(session);
  ok(`已釋放人格 \`${slug}\` 的載入鎖${released.guests.length ? `，並退出 guest：${released.guests.join(", ")}` : "。"}`);
};

commands.status = ({ flags }) => {
  const slug = str(flags.persona);
  if (slug) {
    const status = pl.lockStatus(slug);
    const lines = [
      `人格 \`${slug}\`：${status.locked ? "🔒 已載入" : status.stale ? "⚠ 死鎖可接手" : "🔓 空閒"}`,
      `  owner: ${JSON.stringify(status.owner)}`,
      `  guests: ${JSON.stringify(status.guests)}`,
    ];
    if (pl.personaExists(slug)) lines.push(`  ${pl.emotionBrief(slug)}`);
    emit(status, flags.json, lines);
    return;
  }
  const session = str(flags.session);
  const data = session ? pl.loadSession(session) : {};
  emit(data, flags.json, [
    `session ${(session || "-").slice(0, 12)}…`,
    `  host 人格：${data.host || "（未載入）"}`,
    `  guest 人格：${Object.keys(data.guests || {}).join(", ") || "（無）"}`,
    `  聊天室：${(data.rooms || []).join(", ") || "（無）"}`,
    `  劇場模式：${data.theater ? "🎭 開啟（只輸出人格對話）" : "關閉"}`,
  ]);
};

commands.heartbeat = ({ flags }) => {
  const session = requireSession(flags);
  const data = pl.loadSession(session);
  if (data.host) pl.heartbeatLock(data.host, session);
  for (const [guest, info] of Object.entries(data.guests || {})) {
    pl.addGuestLease(guest, session, info.room || "", data.host || "");
  }
  ok(`heartbeat：host=${data.host}，guests=${Object.keys(data.guests || {}).join(", ") || "（無）"}`);
};

commands.show = ({ flags }) => {
  const session = requireSession(flags);
  const slug = hostOf(flags, session);
  requireMember(slug, session, Boolean(flags["as-guest"]));
  const files = { identity: "IDENTITY.md", soul: "SOUL.md", agents: "AGENTS.md", user: "USER.md" };
  const what = str(flags.what) || "all";
  const chosen = what === "all" ? Object.values(files) : [files[what]].filter(Boolean);
  if (!chosen.length) die(`--what 只能是 ${Object.keys(files).join("/")}/all。`);
  const out = [];
  for (const filename of chosen) {
    const file = path.join(pl.personaDir(slug), filename);
    if (!fs.existsSync(file)) continue;
    // 只給實際內容，模板註解（<!-- ... -->）對人格認知沒幫助
    const body = fs.readFileSync(file, "utf8").replace(/<!--[\s\S]*?-->\n?/g, "").trimEnd();
    out.push(`===== ${filename} =====\n${body}`);
  }
  out.push(`===== 狀態 =====\n${pl.emotionBrief(slug)}`);
  process.stdout.write(`${out.join("\n\n")}\n`);
};

commands.brief = ({ flags }) => {
  const session = requireSession(flags);
  const slug = hostOf(flags, session);
  requireMember(slug, session, Boolean(flags["as-guest"]));
  process.stdout.write(`${pl.turnContext(slug, session, str(flags.query))}\n`);
};

commands.remember = ({ flags }) => {
  const session = requireSession(flags);
  const slug = hostOf(flags, session);
  const [, role] = requireMember(slug, session, Boolean(flags["as-guest"]));
  const scope = str(flags.scope) || "short";
  if (role === "guest" && scope !== "inbox") {
    die("guest（sub agent）只能寫入 inbox：`--scope inbox --room <room>`。");
  }
  const text = str(flags.text);
  if (!text) die("需要 `--text`。");
  const entry = {
    ts: pl.nowIso(),
    role: str(flags.role) || "user",
    text,
    topics: csv(flags.topics),
    entities: csv(flags.entities),
    intent: str(flags.intent),
    salience: num(flags.salience, 40),
    emotion_deltas: parseDeltas(flags.emotion),
    room: str(flags.room) || null,
    session: session.slice(0, 8),
  };
  if (scope === "inbox") {
    if (!entry.room) die("`--scope inbox` 必須指定 `--room`。");
    pl.appendJsonl(pl.inboxPath(slug, entry.room), entry);
    ok(`已寫入 \`${slug}\` 的 inbox（room ${entry.room}）；等它下次自己載入時再固化。`);
    return;
  }
  pl.rememberShort(slug, entry);
  const kept = pl.pruneShortTerm(slug);
  if (Object.keys(entry.emotion_deltas).length) {
    const state = pl.applyEmotion(pl.loadEmotion(slug), entry.emotion_deltas, text.slice(0, 80));
    pl.writeJson(pl.emotionPath(slug), state);
    pl.appendJsonl(pl.journalPath(slug), {
      ts: pl.nowIso(), kind: "emotion", trigger: text.slice(0, 120),
      deltas: entry.emotion_deltas, levels: state.levels, mood: pl.mood(state),
    });
  }
  ok(`已寫入短期記憶（顯著度 ${entry.salience}，目前 ${kept} 筆）。`);
  const { candidates } = pl.promotionCandidates(slug);
  if (candidates.length) {
    const rules = [...new Set(candidates.flatMap((c) => c.rules))].sort().join("/");
    say(`  ⚠ 有 ${candidates.length} 組已達固化條件（${rules}）→ /jsc-persona:persona-memory`);
  }
  if (Object.keys(entry.emotion_deltas).length) say(`  ${pl.emotionBrief(slug)}`);
};

commands.recall = ({ flags }) => {
  const session = requireSession(flags);
  const slug = hostOf(flags, session);
  requireMember(slug, session, Boolean(flags["as-guest"]));
  const query = str(flags.query);
  if (!query) die("需要 `--query`。");
  const limit = num(flags.limit, 5);
  const hits = pl.recall(slug, query, limit);
  const lines = [`「${query}」的長期記憶命中 ${hits.length} 則：`];
  for (const meta of hits) {
    const first = (meta._body || "").split("\n")[0] || "";
    lines.push(`- ${meta._name}｜${meta.type || "fact"}｜顯著度 ${meta.salience ?? "?"}｜${first.slice(0, 120)}`);
  }
  const recents = pl.recentShort(slug, limit);
  if (recents.length) {
    lines.push("短期記憶（最近）：");
    for (const row of recents) lines.push(`- [${row.role || "?"}] ${String(row.text || "").slice(0, 110)}`);
  }
  pl.touchRecall(slug, hits.map((m) => m._name));
  emit({ persona: slug, long_term: hits, short_term: recents }, flags.json, lines);
};

/** 短期 → 長期的「轉入條件」評估：列出達標的候選與依據。 */
commands.candidates = ({ flags }) => {
  const session = requireSession(flags);
  const slug = hostOf(flags, session);
  requireOwner(slug, session);
  const result = pl.promotionCandidates(slug);
  const lines = [
    `人格 \`${slug}\`：短期記憶 ${result.total} 筆，達固化條件的候選 ${result.candidates.length} 組` +
      `${result.pressure ? "（已達容量壓力 R6）" : ""}`,
    "轉入條件：",
    ...pl.PROMOTION_RULES.map((r) => `  ${r.id} ${r.label}`),
  ];
  if (!result.candidates.length) lines.push("目前沒有需要固化的內容（未達任何條件）。");
  for (const cand of result.candidates) {
    lines.push(
      `\n[${cand.rules.join("+")}] ${cand.kind}「${cand.key}」→ 建議 type=${cand.suggested_type}, ` +
        `salience=${cand.suggested_salience}（${cand.entries.length} 筆依據）`,
    );
    for (const entry of cand.entries.slice(0, 6)) {
      lines.push(`  - [${entry.role || "?"}] ${String(entry.text || "").slice(0, 90)}（顯著度 ${entry.salience ?? "?"}）`);
    }
  }
  emit(result, flags.json, lines);
};

commands.consolidate = ({ flags }) => {
  const session = requireSession(flags);
  const slug = hostOf(flags, session);
  requireOwner(slug, session);
  const rawName = str(flags.name);
  if (!rawName) die("需要 `--name`（長期記憶的檔名／識別）。");
  const name = pl.slugify(rawName);
  const file = path.join(pl.longTermDir(slug), `${name}.md`);
  const today = pl.nowIso().slice(0, 10);
  let existing = {};
  if (fs.existsSync(file)) [existing] = pl.parseFrontMatter(fs.readFileSync(file, "utf8"));
  let body = str(flags.body);
  if (flags["body-file"]) body = fs.readFileSync(str(flags["body-file"]), "utf8");
  if (!body.trim()) die("需要 `--body` 或 `--body-file`。");
  const type = str(flags.type) || "fact";
  const VALID_TYPES = ["fact", "preference", "event", "promise", "relationship", "insight", "boundary", "canon"];
  if (!VALID_TYPES.includes(type)) die(`--type 只能是 ${VALID_TYPES.join("/")}。`);
  const front = [
    "---",
    `name: ${name}`,
    `type: ${type}`,
    `about: [${csv(flags.about).join(", ") || "user"}]`,
    `topics: [${csv(flags.topics).join(", ")}]`,
    `salience: ${num(flags.salience, 60)}`,
    `emotion: ${str(flags.emotion) || "none"}`,
    `rules: ${str(flags.rules) || "manual"}`,
    `first_seen: ${existing.first_seen || today}`,
    `last_seen: ${today}`,
    `recall_count: ${existing.recall_count || 0}`,
    `source: ${str(flags.source) || "short-term"}`,
    "---",
    "",
    body.trim(),
    "",
  ];
  pl.writeText(file, front.join("\n"));
  const total = pl.rebuildIndex(slug);
  const forget = num(flags.forget, null);
  if (forget !== null) {
    const rows = pl.readJsonl(pl.shortTermPath(slug));
    const keep = rows.filter((r) => Number(r.salience || 0) >= forget);
    pl.writeText(pl.shortTermPath(slug), keep.map((r) => JSON.stringify(r)).join("\n") + (keep.length ? "\n" : ""));
    say(`  短期記憶已淘汰顯著度 < ${forget} 的項目，剩 ${keep.length} 筆。`);
  }
  ok(`長期記憶 \`${name}\` 已寫入（共 ${total} 則），INDEX.md 已重建。`);
};

commands.prune = ({ flags }) => {
  const session = requireSession(flags);
  const slug = hostOf(flags, session);
  requireOwner(slug, session);
  const kept = pl.pruneShortTerm(slug);
  ok(`短期記憶已裁剪，剩 ${kept} 筆（保留上限 ${pl.SHORT_TERM_KEEP} 筆 / ${pl.SHORT_TERM_DAYS} 天）。`);
};

commands.reindex = ({ flags }) => {
  const session = requireSession(flags);
  const slug = hostOf(flags, session);
  requireOwner(slug, session);
  ok(`INDEX.md 重建完成（${pl.rebuildIndex(slug)} 則長期記憶）。`);
};

commands.emotion = ({ flags }) => {
  const session = requireSession(flags);
  const slug = hostOf(flags, session);
  const [, role] = requireMember(slug, session, Boolean(flags["as-guest"]));
  let state = pl.decayEmotion(pl.loadEmotion(slug));
  if (flags.baseline) {
    for (const [key, value] of Object.entries(parseDeltas(flags.baseline))) {
      if (key in pl.EMOTIONS) state.baseline[key] = pl.clamp(value);
    }
  }
  if (flags.apply) {
    if (role === "guest") die("guest（sub agent）不得改寫人格的情緒狀態。");
    const deltas = parseDeltas(flags.apply);
    state = pl.applyEmotion(state, deltas, str(flags.trigger));
    pl.appendJsonl(pl.journalPath(slug), {
      ts: pl.nowIso(), kind: "emotion", trigger: str(flags.trigger),
      deltas, levels: state.levels, mood: pl.mood(state),
    });
  }
  if (role !== "guest") pl.writeJson(pl.emotionPath(slug), state);
  const m = pl.mood(state);
  const row = (key) =>
    `    ${pl.EMOTIONS[key].zh} ${key.padEnd(13)}${String(state.levels[key]).padStart(6)}（基線 ${state.baseline[key]}）`;
  const lines = [
    `人格 \`${slug}\` 情緒狀態（${state.updated_at}）`,
    "  正向：", ...pl.POSITIVE.map(row),
    "  負向：", ...pl.NEGATIVE.map(row),
    `  心情：${m.label}/${m.tempo}（valence ${m.valence >= 0 ? "+" : ""}${m.valence}, arousal ${m.arousal}）`,
    `  ${pl.emotionBrief(slug, state)}`,
  ];
  emit({ persona: slug, state, mood: m }, flags.json, lines);
};

commands.mindmap = ({ flags, positional }) => {
  const session = requireSession(flags);
  const slug = hostOf(flags, session);
  requireOwner(slug, session);
  const action = positional[0] || "list";
  const topic = str(flags.topic);
  if (action === "show") {
    const target = topic ? pl.threadPath(slug, topic) : pl.mindmapPath(slug);
    if (!fs.existsSync(target)) die(`${target} 不存在。`);
    process.stdout.write(fs.readFileSync(target, "utf8"));
    return;
  }
  if (action === "thread") {
    if (!topic) die("`thread` 需要 `--topic`。");
    const file = pl.threadPath(slug, topic);
    if (!fs.existsSync(file) || flags.force) {
      pl.writeText(file, [
        `%% 思維導圖（短期）：${topic}`,
        `%% created: ${pl.nowIso()}　ttl: short-term（固化後請併入 semantic.mmd 並刪除）`,
        "graph LR",
        `  trigger["觸發：${topic}"] --> obs["觀察"]`,
        '  obs --> infer["推論"]',
        '  infer --> concl["結論／待驗證"]',
        "",
      ].join("\n"));
    }
    ok(`思維導圖：${file}（用 Write/Edit 續寫推理鏈）`);
    return;
  }
  if (action === "list") {
    let threads = [];
    try {
      threads = fs.readdirSync(path.join(pl.personaDir(slug), "mindmap", "threads")).filter((f) => f.endsWith(".mmd")).sort();
    } catch {
      threads = [];
    }
    emit({ semantic: pl.mindmapPath(slug), threads }, flags.json, [
      `心智圖：${pl.mindmapPath(slug)}`,
      `思維導圖（${threads.length}）：`,
      ...threads.map((t) => `  - ${t}`),
    ]);
    return;
  }
  die(`未知 action：${action}（可用 show/thread/list）`);
};

commands.relation = ({ flags, positional }) => {
  const session = requireSession(flags);
  const slug = hostOf(flags, session);
  requireOwner(slug, session);
  const action = positional[0] || "show";
  if (action === "node") {
    const name = str(flags.name);
    if (!name) die("`node` 需要 `--name`。");
    pl.upsertRelationNode(slug, {
      id: str(flags.id) || pl.slugify(name),
      name,
      kind: str(flags.kind) || "human",
      closeness: flags.closeness !== undefined ? pl.clamp(num(flags.closeness, 30)) : null,
      trust: flags.trust !== undefined ? pl.clamp(num(flags.trust, 30)) : null,
      note: str(flags.note) || null,
      tags: csv(flags.tags).length ? csv(flags.tags) : null,
    });
    pl.renderRelations(slug);
    ok(`關係節點 \`${name}\` 已更新。`);
    return;
  }
  if (action === "edge") {
    const to = str(flags.to);
    if (!to) die("`edge` 需要 `--to`。");
    pl.upsertRelationEdge(slug, {
      from: str(flags.from) || "self",
      to,
      label: str(flags.label) || null,
      affinity: flags.affinity !== undefined ? pl.clamp(num(flags.affinity, 50)) : null,
    });
    pl.renderRelations(slug);
    ok(`關係連線 ${str(flags.from) || "self"} → ${to} 已更新。`);
    return;
  }
  if (action === "render") {
    process.stdout.write(pl.renderRelations(slug));
    return;
  }
  if (action === "show") {
    const data = pl.loadRelations(slug);
    emit(data, flags.json, [
      `人格 \`${slug}\` 人際關係圖：${data.nodes.length} 節點 / ${data.edges.length} 連線`,
      pl.relationsBrief(slug, null, 20) || "（空）",
    ]);
    return;
  }
  die(`未知 action：${action}（可用 node/edge/render/show）`);
};

commands.invite = ({ flags }) => {
  const session = requireSession(flags);
  const host = str(flags.host) || pl.loadSession(session).host;
  if (!host) die("本 session 尚未載入 host 人格，無法邀請他人。");
  requireOwner(host, session);
  const guest = str(flags.guest);
  if (!guest) die("需要 `--guest <slug>`。");
  if (guest === host) die("不能邀請自己。");
  if (!pl.personaExists(guest)) die(`人格 \`${guest}\` 不存在。可用：${pl.listPersonas().join(", ")}`);
  const lock = pl.readJson(pl.lockPath(guest)) ?? {};
  if (Object.keys(lock).length && lock.session_id !== session && !pl.lockIsDead(lock)) {
    die(
      `人格 \`${guest}\` 正被另一個程序載入（session ${String(lock.session_id).slice(0, 8)}…，cwd ${lock.cwd}）。` +
        "同一人格同時只能被一個程序載入，無法邀請。",
    );
  }
  const stamp = pl.nowIso().replace(/[-:TZ]/g, "").slice(0, 14);
  const room = str(flags.room) || `${host}-${guest}-${stamp}`;
  pl.createRoom(room, host, session, str(flags.topic));
  pl.joinRoom(room, guest);
  pl.addGuestLease(guest, session, room, host);
  const data = pl.loadSession(session);
  data.guests ??= {};
  data.guests[guest] = { room, joined_at: pl.nowIso(), mode: "guest-readonly" };
  data.rooms ??= [];
  if (!data.rooms.includes(room)) data.rooms.push(room);
  data.theater = flags.theater === false || flags.theater === "off" ? false : true;
  pl.saveSession(session, data);
  if (str(flags.topic)) pl.roomPost(room, "system", `主題：${str(flags.topic)}`, { kind: "meta" });
  emit({ room, guest, host, dir: pl.roomDir(room), theater: data.theater }, flags.json, [
    `✔ 已邀請人格 \`${guest}\` 以 guest（唯讀）身分加入聊天室 \`${room}\`。`,
    `  聊天室路徑：${pl.roomDir(room)}`,
    `  🎭 劇場模式已${data.theater ? "開啟：接下來只能輸出人格對話（`名字：內容`），其他訊息一律隱藏" : "關閉"}。`,
    "  請用 Agent 工具、subagent_type=\"jsc-persona:persona-guest\" 啟動它，prompt 內帶：",
    `    persona=${guest}　room=${room}　session=${session}`,
    "  guest 只能讀自己的人格資料（跨人格隔離），發言請走 `persona.mjs room post`。",
  ]);
};

commands.leave = ({ flags }) => {
  const session = requireSession(flags);
  const data = pl.loadSession(session);
  const guest = str(flags.guest);
  if (!guest) die("需要 `--guest <slug>`。");
  const info = (data.guests || {})[guest];
  if (!info) die(`\`${guest}\` 不在本 session 的 guest 名單。`);
  delete data.guests[guest];
  const room = str(flags.room) || info.room;
  pl.dropGuestLease(guest, session, room);
  for (const [agentId, slug] of Object.entries(data.pins || {})) {
    if (slug === guest) delete data.pins[agentId];
  }
  if (!Object.keys(data.guests).length) data.theater = false; // 沒有客人就退出劇場模式
  pl.saveSession(session, data);
  pl.roomPost(room, "system", `${guest} 離開聊天室。`, { kind: "meta" });
  ok(`\`${guest}\` 已離開聊天室 \`${room}\`，guest 租約已釋放${data.theater ? "" : "，劇場模式關閉"}。`);
};

commands.room = ({ flags, positional }) => {
  const session = requireSession(flags);
  const data = pl.loadSession(session);
  const action = positional[0] || "read";
  if (action === "list") {
    emit({ rooms: data.rooms || [], theater: data.theater }, flags.json, [
      `本 session 的聊天室：${(data.rooms || []).join(", ") || "（無）"}`,
      `劇場模式：${data.theater ? "🎭 開啟" : "關閉"}`,
    ]);
    return;
  }
  if (action === "theater") {
    if (!flags.on && !flags.off) die("`theater` 需要 `--on` 或 `--off`。");
    data.theater = Boolean(flags.on);
    pl.saveSession(session, data);
    ok(`劇場模式已${data.theater ? "開啟：只輸出人格對話" : "關閉"}。`);
    return;
  }
  const room = str(flags.room) || (data.rooms || [])[data.rooms?.length - 1];
  if (!room) die("需要 `--room`。");
  if (!(data.rooms || []).includes(room)) {
    die(`聊天室 \`${room}\` 不屬於本 session（可用：${(data.rooms || []).join(", ") || "（無）"}）。`);
  }
  if (action === "post") {
    const speaker = str(flags.as) || data.host;
    if (!speaker) die("需要 `--as <persona>`。");
    requireMember(speaker, session, Boolean(flags["as-guest"]));
    let text = str(flags.text);
    if (flags["text-file"]) text = fs.readFileSync(str(flags["text-file"]), "utf8").trim();
    if (!text) die("需要 `--text` 或 `--text-file`。");
    let emotion = str(flags.emotion);
    if (!emotion && pl.personaExists(speaker)) {
      emotion = pl.dominant(pl.decayEmotion(pl.loadEmotion(speaker)), 2)
        .map(({ key, level }) => `${pl.EMOTIONS[key].zh}${Math.round(level)}`)
        .join("/");
    }
    const entry = pl.roomPost(room, speaker, text, { emotion });
    ok(`\`${speaker}\` 已發言於 \`${room}\`（情緒 ${emotion}）。`);
    if (flags.json) process.stdout.write(`${JSON.stringify(entry)}\n`);
    return;
  }
  if (action === "read") {
    const rows = pl.roomRead(room, num(flags.limit, 30));
    const meta = pl.readJson(pl.roomMembersPath(room), {}) ?? {};
    const lines = [`聊天室 \`${room}\`｜成員 ${(meta.members || []).join(", ")}｜主題 ${meta.topic || "-"}`];
    for (const row of rows) {
      lines.push(`[${row.ts}] ${row.speaker}${row.emotion ? `（${row.emotion}）` : ""}：${row.text}`);
    }
    emit({ room, meta, messages: rows }, flags.json, lines);
    return;
  }
  if (action === "script") {
    // 劇場模式的對話稿：只有 `名字：內容`，沒有時間戳、沒有 slug、沒有系統訊息
    const text = pl.roomScript(room, { limit: num(flags.limit, 30), includeMeta: Boolean(flags["with-meta"]) });
    process.stdout.write(`${text}\n`);
    return;
  }
  die(`未知 action：${action}（可用 post/read/script/list/theater）`);
};

commands.gc = ({ flags }) => {
  const removed = pl.gcRuntime();
  emit(removed, flags.json, [
    `✔ 清理完成：sessions=${removed.sessions.length}, 死鎖=${removed.locks.join(",") || "無"}, ` +
      `guest 租約=${removed.guests.join(",") || "無"}`,
  ]);
};

commands.guard = () => {
  // 給 hook 用：從 stdin 讀 hook event，輸出 allow/deny。也可手動測試。
  let raw = "";
  try {
    raw = fs.readFileSync(0, "utf8");
  } catch {
    raw = "";
  }
  let event;
  try {
    event = JSON.parse(raw);
  } catch {
    die("stdin 不是合法 JSON");
  }
  process.stdout.write(`${JSON.stringify(pl.guardDecide(event), null, 2)}\n`);
};

const HELP = `persona.mjs — jsc-persona 人格 / 記憶 / 情緒 / 關係圖 CLI

用法：node persona.mjs <subcommand> [options]

人格與鎖：
  create   --persona <slug> --session <id> [--name --creature --vibe --emoji --avatar --baseline --origin --work]
  load     --persona <slug> --session <id> [--takeover]
  release  --session <id> [--persona <slug>]
  list                                        列出人格與鎖狀態
  status   [--persona <slug>] [--session <id>]
  heartbeat --session <id>                    續租
  show     --session <id> [--persona] [--what identity|soul|agents|user|all]
  brief    --session <id> [--query <text>]    輸出人格上下文

記憶：
  remember    --session <id> --text <t> [--role --topics --entities --intent --salience --emotion --scope short|inbox --room]
  recall      --session <id> --query <q> [--limit]
  candidates  --session <id>                  列出達到「短期→長期」條件的候選與依據
  consolidate --session <id> --name <n> --body <b> [--type --about --topics --salience --emotion --rules --source --forget]
  prune / reindex --session <id>

情緒與圖：
  emotion  --session <id> [--apply joy=+10,...] [--baseline ...] [--trigger <why>]
  mindmap  show|thread|list --session <id> [--topic <t>] [--force]
  relation node|edge|render|show --session <id> [--name --id --kind --closeness --trust --note --tags --from --to --label --affinity]

多人格對話：
  invite --session <id> --guest <slug> [--host --room --topic]   （自動開啟劇場模式）
  leave  --session <id> --guest <slug> [--room]
  room   post|read|script|list|theater --session <id> [--room --as --text --text-file --emotion --limit --on --off --with-meta]

維護：
  gc                       清理死鎖與過期租約
  guard                    （內部）從 stdin 讀 hook event 測試隔離判斷

全域旗標：--json（機器可讀）、--quiet（成功時不輸出；劇場模式必用）
`;

function main(argv) {
  const sub = argv[0];
  if (!sub || sub === "--help" || sub === "-h" || sub === "help") {
    process.stdout.write(HELP);
    return 0;
  }
  const command = commands[sub];
  if (!command) die(`未知子指令 \`${sub}\`。用 \`node persona.mjs --help\` 看清單。`);
  const parsed = parseArgs(argv.slice(1));
  QUIET = Boolean(parsed.flags.quiet);
  try {
    command({ flags: parsed.flags, positional: parsed._ });
  } catch (err) {
    if (err instanceof pl.LockError) die(err.message);
    throw err;
  }
  return 0;
}

process.exit(main(process.argv.slice(2)));