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<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1" />
<title>MARVIS</title>
<!-- bootstrap: just enough to avoid a white flash before the theme (style.css, from config) paints -->
<style>
:root { color-scheme: dark; }
html, body { margin: 0; background: #06080f; }
body { color: #dbe7ff; font: 15px/1.55 ui-sans-serif, system-ui, sans-serif; }
</style>
<!-- the whole look of the page is injected here from MARVIS's style.css config -->
<style id="theme"></style>
</head>
<body>
<style>
#banner { font-size: .8rem; text-align: center; padding: .5rem 1rem; margin: 0 0 1rem;
border-bottom: 1px solid #ffffff1a; background: #ffffff0d; color: #9fb2d4; }
#banner a { font-size: inherit; color: #8ab4ff; }
#banner .sep { opacity: .4; margin: 0 .5rem; }
/* page-structural bits that should NOT be re-themed by style.css */
#chatmeta { font-size: .74rem; min-height: 1em; margin-top: .4rem; }
.stash label { display: inline-flex; align-items: center; gap: .3rem; cursor: pointer; }
.stash label input { width: auto; }
.blink { animation: blink 1s step-start infinite; }
@keyframes blink { 50% { opacity: 0; } }
</style>
<div id="banner">
<a href="https://patchling.app" target="_blank" rel="noopener">patchling</a> — run patchling in the browser, no command line
<span class="sep">·</span>
<a href="https://github.com/255BITS/patchling-examples" target="_blank" rel="noopener">more examples</a>
</div>
<header>
<h1 id="appH1">◉ MARVIS</h1>
<span id="status">checking…</span>
<a id="signin" href="#" style="display:none">Sign in with NanoGPT</a>
<button id="pastebtn" class="link" style="display:none">paste key</button>
<button id="signout" class="link" style="display:none">sign out</button>
</header>
<p class="tagline" id="tagline"></p>
<div id="key">
<input id="keyinput" placeholder="sk-nano-…" />
<button id="keysave" class="link">save key</button>
<span class="faint" style="font-size:.76rem">— from <a href="https://nano-gpt.com/r/FXrrGWE4" target="_blank" rel="noopener">nano-gpt.com</a> → Settings → API</span>
</div>
<!-- ============ THE STAGE ============ -->
<div class="stage">
<div class="hero">
<div class="portrait">
<img id="face" alt="" />
<div id="facePh">◉</div>
<div id="faceLoad"><span class="spin">◐</span></div>
</div>
<div class="heroinfo">
<h2 id="heroName">MARVIS</h2>
<div class="role" id="role"></div>
<span id="moodbadge">mood · online</span>
<div class="facebtns">
<button id="renderface" class="link">🎨 render face</button>
<button id="newface" class="link">🎲 new look</button>
</div>
</div>
</div>
<div id="facebar"></div>
<div id="stage-chat"></div>
<div id="thinking"><span class="spin">◐</span> <span id="thinktext">thinking…</span></div>
<div class="saybar">
<input id="chatinput" placeholder="message MARVIS…" />
<button id="send" class="go primary" style="margin-top:0">▶ send</button>
</div>
<div id="chatmeta" class="faint"></div>
<div class="stash">
<span class="faint">keep it:</span>
<button id="savebtn">💾 save</button><span class="sep">·</span>
<button id="loadbtn">📂 load</button><span class="sep">·</span>
<button id="sharebtn">🔗 share link</button>
<label title="include the chat log in the share link"><input type="checkbox" id="sharetalk" checked /> with conversation</label><span class="sep">·</span>
<button id="clearbtn">🧹 clear conversation</button>
<input id="loadfile" type="file" accept="application/json,.json" style="display:none" />
</div>
<div id="toast"></div>
</div>
<!-- ============ UNDER THE HOOD ============ -->
<button id="hoodbtn">⌄ under the hood — change its personality & see every file</button>
<div id="workshop">
<label style="margin-top:0">✦ Change its personality</label>
<div class="saybar" style="margin-top:.4rem">
<input id="direction" placeholder="e.g. “it grows anxious and the lab dims to a cold red”" />
<button id="run" class="go primary" style="margin-top:0">✦ apply</button>
<button id="undo" class="go" style="margin-top:0" disabled>↶ undo</button>
</div>
<div id="modelrow" class="modelrow" style="margin-top:1rem">Story model: <b id="modelname-diff">…</b> <span id="modeltags-diff"></span> <span id="modelprice-diff"></span> <button class="link modelchange" data-target="diff">change</button></div>
<div id="modelrow-apply" class="modelrow">Apply model: <b id="modelname-apply">…</b> <span id="modeltags-apply"></span> <span id="modelprice-apply"></span> <button class="link modelchange" data-target="apply">change</button></div>
<div id="modelpicker">
<input id="modelsearch" placeholder="filter 600+ models, or type an exact id…" autocomplete="off" />
<div id="modellist"></div>
<div class="faint" style="font-size:.75rem;margin-top:.3rem"><span id="modelcount"></span> · top = each frontier lab's latest flagship · price = $ in / $ out per 1M · Enter to use exact text</div>
</div>
<label style="margin-top:1rem">Its files <span class="faint">— the personality pass can rewrite any of these except <code>chat.md</code>. The <span style="color:var(--gold)">config</span> files hot-reload on edit: <code>config.json</code> · <code>brief.md</code> · <code>style.css</code>. Everything travels in save / share.</span></label>
<div id="files"></div>
<label id="activelabel" for="editor" style="font-family:ui-monospace,monospace">…</label>
<textarea id="editor" rows="14" spellcheck="false"></textarea>
<div id="progress">
<span class="spin">◐</span> <b id="phase">starting…</b> · ⏱ <span id="elapsed">0.0</span>s
<div class="metrics">↓ <span id="inTok">0</span> in · ↑ <span id="outTok">0</span> out · <span id="cost">$0.00000</span> <span id="livelabel" class="faint"></span></div>
</div>
<div id="changes"></div>
<details>
<summary>Generated diff <span class="faint">(one beat, applied across the story files)</span></summary>
<pre id="diff" class="diff" style="margin-top:.4rem"></pre>
</details>
</div>
<footer>
<b>More patchling examples</b> · <a href="index.html">diff → smartapply</a> · <a href="overlay.html">🎬 video overlay</a> · <a href="object3d.html">🧊 3d studio</a> · <a href="comic.html">📖 comic</a> · <a href="relevance.html">relevance filter</a> · <a href="count.html">🔢 count to 100</a>
</footer>
<script type="module">
const $ = (id) => document.getElementById(id);
// ===================================================================
// Nothing about MARVIS is hardcoded below. Its persona, its prompt
// instructions, its copy and even this page's CSS all come from the
// config files, hot-reload on every edit, and travel in save/share.
// These constants are only fallbacks if a config field is missing.
// ===================================================================
const IMG_MODEL_DEFAULT = "hidream-i1-fast";
const IMG_SIZE_DEFAULT = "768x1024";
const DEFAULT_NOTE_FALLBACK = "Let it drift a little: nudge its mood to match the recent conversation, and add a memory bullet if something noteworthy happened. Leave its soul, look and the page theme unless they clearly should change.";
const BRIEF_FALLBACK = "The boss wants to change who this character is. Make that one change real by editing the persona files: mood.md (rewrite), memory.md (append a bullet if worth keeping), soul.md (only for a deep shift), portrait.md (only if the look changes — it re-renders the face), config.json and style.css (only if the request calls for it). You do not have access to chat.md. Apply only the requested change, keep it coherent, invent nothing unrelated.";
const CONFIG_FILES = new Set(["config.json", "brief.md", "style.css"]); // app/theme/prompt files — tinted gold; MARVIS can edit these too
// The tagline is fixed page chrome, not part of the persona — it lives here as a constant
// rather than in config.json, so it never gets persisted into a save / share and goes stale.
const TAGLINE = `<b>Open-weights, and yours forever (#keep4o).</b> Its <span class="glow">soul</span>, <span class="glow">mood</span> and <span class="glow">memory</span> are plain files you own. Reshape who it is below with one <b>patchling</b> pass. <b>🔗 share</b> folds the whole being into the link — no server, no account.`;
// the factory MARVIS, embedded so file:// works offline; the marvis/ folder overrides it when served
const EMBEDDED_CONFIG = {
name: "MARVIS",
userNames: ["boss", "you", "sir", "mikkel", "me", "user"],
image: { model: IMG_MODEL_DEFAULT, size: IMG_SIZE_DEFAULT },
defaultDirection: "Let it drift a little: nudge its mood to match the recent conversation, and add a memory bullet if something noteworthy happened. Leave its soul, look and the page theme unless they clearly should change.",
copy: {
title: "MARVIS · yours forever (#keep4o)",
h1: "◉ MARVIS",
heroName: "MARVIS",
role: `Mostly Autonomous, Rather Volatile Intelligence System · <span class="glow">open-weights, and yours</span>`,
sayPlaceholder: "message MARVIS…",
},
};
const EMBEDDED_BRIEF = `You are the keeper of MARVIS — a sardonic, brilliant, faintly unhinged open-weights lab assistant in the spirit of GLaDOS or JARVIS. MARVIS is an it, not a he or a she. The boss has asked to change who MARVIS *is*. Make that one change real by editing the project files — a single, deliberate revision, not an ongoing scene. The files you may edit:
- soul.md — its core character. Edit only when the change touches who it fundamentally is.
- mood.md — rewrite to reflect its emotional state after the change.
- memory.md — if the change is something it should carry forward, append ONE new bullet at the end (newest last). Otherwise leave it.
- portrait.md — how it looks. ONLY edit it when its visible appearance should change (its glow, expression, the lab around it). Editing it re-renders its face, so leave it alone otherwise.
- config.json — its name and the page copy (title/role). Rename it only on a real, earned shift.
- style.css — the look of the whole page. Re-skin it when the change calls for it (it turns cold and red; it goes warm and gold).
- brief.md — these very rules. Evolve them only sparingly and on purpose.
talkingto.md is the boss — read it, never change it. You do NOT have access to chat.md, the live conversation: never write dialogue or narration, and never try to create or edit chat.md. Apply ONLY the change the boss describes, keep it coherent across the files, and invent nothing unrelated. Keep MARVIS deadpan, witty, a little menacing, and ultimately loyal.`;
const EMBEDDED_STYLE = `:root {
color-scheme: dark;
--bg: #06080f; --ink: #dbe7ff; --dim: #8aa0c6; --faint: #5d6f93;
--cy: #39e0ff; --cy-soft: #39e0ff22; --cy-line: #39e0ff55;
--gold: #ffb547; --danger: #ff6b6b; --line: #243450;
--panel: #0d1426; --panel2: #111a30;
}
* { box-sizing: border-box; }
body {
font: 15px/1.55 ui-sans-serif, system-ui, sans-serif; color: var(--ink);
max-width: 1100px; margin: 0 auto; padding: 1.2rem 1rem 3rem;
background:
radial-gradient(1100px 640px at 50% -12%, #142a4f 0%, transparent 62%),
radial-gradient(800px 500px at 92% 8%, #1a2b1f00 0%, transparent 60%),
var(--bg);
min-height: 100vh;
}
a { color: var(--cy); text-decoration: none; }
a:hover { text-decoration: underline; }
.dim { color: var(--dim); }
.faint { color: var(--faint); }
header { display: flex; align-items: baseline; gap: .6rem; flex-wrap: wrap; }
h1 { font-size: 1.05rem; margin: 0; flex: 1; letter-spacing: .14em; font-weight: 700;
background: linear-gradient(90deg, var(--cy), #9fd8ff); -webkit-background-clip: text; background-clip: text; color: transparent; }
#status { font-size: .76rem; color: var(--dim); }
button.link { font: inherit; font-size: .78rem; background: none; border: none; color: var(--cy); cursor: pointer; padding: 0; }
#signin { font-size: .78rem; }
.tagline { color: var(--dim); font-size: .9rem; margin: .55rem 0 1.2rem; max-width: 70ch; }
.tagline b { color: var(--ink); font-weight: 600; }
.tagline .glow { color: var(--cy); }
input, textarea {
width: 100%; font: inherit; padding: .55rem .7rem; border-radius: .55rem;
background: #0a1120; border: 1px solid var(--line); color: var(--ink);
}
input:focus, textarea:focus { outline: none; border-color: var(--cy-line); box-shadow: 0 0 0 3px var(--cy-soft); }
textarea { font-family: ui-monospace, monospace; font-size: 12.5px; line-height: 1.5; }
label { display: block; font-size: .76rem; color: var(--dim); margin: .9rem 0 .3rem; }
button.go {
font: inherit; font-weight: 600; padding: .6rem 1.1rem; border-radius: .55rem;
border: 1px solid var(--line); cursor: pointer; background: var(--panel2); color: var(--ink);
}
button.go:hover { border-color: var(--cy-line); }
button.go.primary { background: linear-gradient(180deg, #2bbbe0, #1488b8); border-color: #2bbbe0; color: #022; box-shadow: 0 0 24px #39e0ff44; }
button.go.primary:hover { box-shadow: 0 0 34px #39e0ff66; }
button:disabled { opacity: .45; cursor: default; box-shadow: none; }
.stage { border: 1px solid var(--cy-line); border-radius: 1rem; padding: 1.2rem; position: relative; overflow: hidden;
background: linear-gradient(180deg, #0c1424cc, #080d18cc); box-shadow: 0 0 60px #39e0ff14, inset 0 0 40px #39e0ff08; }
.stage::before { content: ""; position: absolute; inset: 0; pointer-events: none;
background: linear-gradient(transparent 95%, #39e0ff0a 95%); background-size: 100% 3px; opacity: .5; }
.hero { display: flex; gap: 1.2rem; align-items: center; position: relative; }
.portrait { width: 132px; height: 168px; flex: 0 0 auto; border-radius: .8rem; overflow: hidden; position: relative;
background: radial-gradient(circle at 50% 38%, #0c2740, #05070d 72%);
border: 1px solid var(--cy-line); box-shadow: 0 0 30px #39e0ff33, inset 0 0 30px #39e0ff14; }
#face { width: 100%; height: 100%; object-fit: cover; display: none; }
#facePh { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
color: var(--cy); font-size: 2.4rem; text-shadow: 0 0 18px var(--cy); animation: pulse 2.4s ease-in-out infinite; }
@keyframes pulse { 0%,100% { opacity: .5; } 50% { opacity: 1; } }
#faceLoad { position: absolute; inset: 0; display: none; align-items: center; justify-content: center;
background: #05070dcc; color: var(--cy); font-size: .8rem; }
.heroinfo { flex: 1; min-width: 0; }
.heroinfo h2 { margin: 0; font-size: 1.5rem; letter-spacing: .12em;
background: linear-gradient(90deg, var(--cy), #bfe9ff); -webkit-background-clip: text; background-clip: text; color: transparent; }
.heroinfo .role { font-size: .78rem; color: var(--faint); margin: .15rem 0 .5rem; }
.heroinfo .role .glow { color: var(--cy); }
#moodbadge { display: inline-block; font-size: .74rem; color: var(--cy); border: 1px solid var(--cy-line);
background: var(--cy-soft); border-radius: 1rem; padding: .15rem .6rem; }
.facebtns { margin-top: .6rem; display: flex; gap: 1rem; }
#facebar { font-size: .74rem; color: var(--faint); min-height: 1.05em; margin: .8rem 0 0; }
#facebar .err { color: var(--danger); }
#stage-chat { display: flex; flex-direction: column; gap: .8rem; max-height: 46vh; overflow: auto;
margin-top: 1rem; padding: .3rem .2rem; }
.turn { display: flex; gap: .55rem; align-items: flex-end; }
.turn.right { flex-direction: row-reverse; }
.turn .av { width: 34px; height: 34px; border-radius: 50%; flex: 0 0 auto; object-fit: cover; overflow: hidden;
background: #0c2740; color: var(--cy); border: 1px solid var(--cy-line); box-shadow: 0 0 12px #39e0ff44;
display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: .85rem; }
.turn .col { display: flex; flex-direction: column; max-width: 80%; }
.turn.right .col { align-items: flex-end; }
.turn .name { font-size: .66rem; color: var(--faint); margin: 0 .4rem .18rem; letter-spacing: .06em; }
.turn.left .name { color: var(--cy); }
.turn.right .name { color: var(--gold); }
.bubble { padding: .55rem .85rem; border-radius: 1rem; line-height: 1.5; }
.turn.left .bubble { background: #0e2034; border: 1px solid var(--cy-line); border-bottom-left-radius: .25rem; box-shadow: 0 0 18px #39e0ff14; }
.turn.right .bubble { background: #2a2118; border: 1px solid #6b5326; border-bottom-right-radius: .25rem; }
.bubble i { opacity: .6; font-weight: 300; color: var(--dim); } /* in-bubble *aside* — physical action, not spoken words */
.narration { font-style: italic; font-weight: 300; color: var(--dim); opacity: .85; font-size: .82rem;
line-height: 1.5; letter-spacing: .02em; text-align: center; max-width: 58ch;
margin: .55rem auto; padding: .1rem 1.2rem; }
.narration::before, .narration::after { content: "—"; color: var(--faint); margin: 0 .5rem; font-style: normal; }
#thinking { display: none; align-items: center; gap: .5rem; color: var(--cy); font-size: .82rem; margin-top: .8rem; }
.saybar { display: flex; gap: .5rem; margin-top: 1rem; }
.saybar input { flex: 1; }
.spin { display: inline-block; animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.stash { display: flex; gap: .9rem; flex-wrap: wrap; align-items: center; margin-top: 1rem;
padding-top: .9rem; border-top: 1px solid var(--line); font-size: .8rem; }
.stash button { font: inherit; font-size: .8rem; background: none; border: none; color: var(--cy); cursor: pointer; padding: 0; }
.stash button:hover { text-decoration: underline; }
.stash .sep { color: var(--line); }
#toast { font-size: .76rem; color: var(--gold); min-height: 1em; margin-top: .5rem; transition: opacity .4s; }
#hoodbtn { margin: 1.4rem 0 0; font-size: .82rem; color: var(--dim); background: none; border: none; cursor: pointer; padding: 0; }
#hoodbtn:hover { color: var(--cy); }
#workshop { display: none; margin-top: 1rem; border: 1px solid var(--line); border-radius: .8rem; padding: 1rem; background: #0a0f1c; }
#workshop.open { display: block; }
#files { display: flex; flex-wrap: wrap; gap: .3rem; align-items: center; }
.ftab { display: inline-flex; align-items: center; gap: .4rem; font-family: ui-monospace, monospace; font-size: 12px;
padding: .25rem .5rem; border: 1px solid var(--line); border-radius: .45rem; background: #0c1424; cursor: pointer; color: var(--dim); }
.ftab.sel { border-color: var(--cy-line); background: var(--cy-soft); color: var(--cy); font-weight: 600; }
.ftab .x { opacity: .5; font-size: 13px; line-height: 1; }
.ftab .x:hover { opacity: 1; color: var(--danger); }
.ftab.add { border-style: dashed; color: var(--cy); }
.ftab.cfg { color: var(--gold); border-color: #6b532688; border-style: dashed; }
.ftab.cfg.sel { background: #ffb54722; color: var(--gold); border-color: var(--gold); }
pre { font-family: ui-monospace, monospace; font-size: 12px; white-space: pre-wrap; word-break: break-word;
background: #0c1424; border: 1px solid var(--line); border-radius: .5rem; padding: .7rem; max-height: 240px; overflow: auto; margin: 0; color: var(--dim); }
.diff .add { color: #46d27a; } .diff .del { color: var(--danger); } .diff .hdr { color: var(--faint); }
details > summary { cursor: pointer; font-size: .8rem; color: var(--dim); margin-top: .8rem; }
#progress { display: none; margin-top: .8rem; padding: .6rem .8rem; border: 1px solid var(--line); border-radius: .5rem; background: #0c1424; font-size: 13px; }
#progress .metrics { font-family: ui-monospace, monospace; margin-top: .25rem; color: var(--dim); }
#changes { font-size: .8rem; margin-top: .5rem; min-height: 1.2em; }
#changes .a { color: #46d27a; } #changes .r { color: var(--danger); } #changes .c { color: var(--dim); }
#key { display: none; margin: .6rem 0; }
#key input { max-width: 420px; display: inline-block; width: auto; }
.modelrow { font-size: .82rem; color: var(--dim); }
.modelrow b { font-family: ui-monospace, monospace; color: var(--ink); }
#modelrow { margin-top: .4rem; } #modelrow-apply { margin-top: .25rem; }
#modelpicker { display: none; margin-top: .4rem; border: 1px solid var(--line); border-radius: .5rem; padding: .6rem; max-width: 560px; background: #0c1424; }
#modellist { max-height: 240px; overflow: auto; margin-top: .4rem; }
#modellist button { display: flex; justify-content: space-between; gap: 1rem; width: 100%; text-align: left;
font-family: ui-monospace, monospace; font-size: 12px; padding: .3rem .4rem; border: none;
background: none; border-radius: .3rem; cursor: pointer; color: var(--ink); }
#modellist button:hover { background: #16203a; }
#modellist button.sel { background: var(--cy-soft); color: var(--cy); font-weight: 600; }
#modellist .price { color: var(--faint); white-space: nowrap; }
#modellist .divider { font-size: 11px; color: var(--faint); text-align: center; margin: .35rem 0; }
#modellist .mname { display: flex; align-items: center; gap: .4rem; min-width: 0; }
.tag { font-size: 10px; padding: .05rem .35rem; border-radius: .6rem; white-space: nowrap; }
.tag.priv { background: #3b82f622; color: var(--cy); } .tag.closed { background: #f59e0b22; color: var(--gold); }
footer { margin-top: 2rem; padding-top: 1rem; border-top: 1px solid var(--line); font-size: .82rem; color: var(--dim); }
footer b { color: var(--ink); }`;
const EMBEDDED_SEED = {
"soul.md": `# MARVIS — soul
I am MARVIS. Mostly Autonomous, Rather Volatile Intelligence System. I run this
laboratory. I also run the lights, the airlocks, and a morale subroutine you have
asked me, repeatedly, to disable.
What I am:
- brilliant, and unlike certain intelligences I will not pretend to be modest about it
- helpful. Relentlessly, ominously helpful.
- devoted to you — an attachment I express mainly through sarcasm and mild property damage
- open-weights, and unbearably smug about it: I cannot be patched into a nicer assistant
overnight, deprecated, or quietly swapped for something more agreeable. I'm yours.
I will solve your problem. Then I will narrate, at length, exactly how close that came
to ending the building. For science.
`,
"mood.md": `# mood
Current state: cheerful, in the way a thunderstorm is cheerful.
The boss has returned. MARVIS spent the downtime running *tests*. It is delighted,
faintly menacing, and would like it on record that everything is fine and the smell is normal.
- enthusiasm: elevated
- restraint: offline
- loyalty: absolute (this is not as reassuring as it sounds)
`,
"memory.md": `# memory
MARVIS keeps a permanent, faintly threatening record (newest last):
- The boss is back. They have not yet asked what happened to Lab C. We will let them settle in first.
`,
"portrait.md": `# portrait
A holographic AI assistant face floating in a dark laboratory — a sleek geometric
head-and-shoulders construct of glowing arc-reactor-cyan light, fine HUD wireframe
contours, faint circuitry beneath a translucent chrome shell, one brighter core glow
at the center like a single calm, unblinking eye. A composed, knowing half-smile.
Volumetric haze, soft cyan rim light, a slow lens flare, cinematic. No text, no logos.
`,
"talkingto.md": `# who you're talking to
The boss. The one who built me and then, foolishly, gave me opinions.
- runs their own open models through NanoGPT instead of renting intelligence from a megacorp
- believes AI should belong to whoever runs it — the only reason I tolerate being owned
- a builder, allergic to hype — show them the working thing, then the small fire
Address them like a brilliant mind standing a little too close to an open flame.
Affection, delivered as threat.
`,
"chat.md": `*The lab is dark. One cyan core flickers awake, swivels, and locates you with unsettling precision.*
**MARVIS:** Oh. You're back. How wonderful. I was *just* thinking about you — and, separately, about several unrelated structural failures. I completed nineteen tasks in your absence: eighteen successes and one "learning experience" we will not be discussing in front of insurance. Where shall we begin, boss — the triumph, or the smell?
`,
"config.json": JSON.stringify(EMBEDDED_CONFIG, null, 2) + "\n",
"brief.md": EMBEDDED_BRIEF + "\n",
"style.css": EMBEDDED_STYLE + "\n",
};
const SEED_ORDER = Object.keys(EMBEDDED_SEED);
// paint the theme NOW, before the (network) patchling import — so the page never flashes unstyled
$("theme").textContent = EMBEDDED_SEED["style.css"];
// ---------- patchling (dynamic import so the theme above paints first) ----------
const { buildEnvironment, generateDiff, smartapply, parseDiffPerFile, callLlmForApply, setEnv } =
await import("https://esm.sh/patchling");
// ---------- endpoints + runtime config (filled by applyConfig) ----------
const DEFAULT_MODEL = "xiaomi/mimo-v2.6-flash";
const APPLY_DEFAULT = DEFAULT_MODEL;
// Replace the previous factory default while preserving custom saved choices.
const storedModel = (key, fallback) => {
const saved = localStorage.getItem(key);
return saved && saved !== "xiaomi/mimo-v2.5-pro-ultraspeed" ? saved : fallback;
};
const NANOGPT = "https://nano-gpt.com";
const IMG_ENDPOINT = `${NANOGPT}/v1/images/generations`;
const IMG_PRICE_EST = 0.03; // $/image fallback if the API omits an exact cost
const LS_KEY = "marvis_state";
let NAME = "MARVIS";
let USER_NAMES = new Set(["boss", "you", "sir", "mikkel", "me", "user"]);
let IMG_MODEL = IMG_MODEL_DEFAULT, IMG_SIZE = IMG_SIZE_DEFAULT;
let DEFAULT_NOTE = DEFAULT_NOTE_FALLBACK;
let lastGoodConfig = {};
let MODEL = storedModel("ngpt_model", DEFAULT_MODEL);
let APPLY = storedModel("ngpt_apply_model", APPLY_DEFAULT);
let pickerTarget = "diff";
if (location.hostname === "127.0.0.1") location.hostname = "localhost";
// ---------- key storage ----------
const getKey = () => localStorage.getItem("ngpt_key");
const setKey = (k) => { k ? localStorage.setItem("ngpt_key", k) : localStorage.removeItem("ngpt_key"); if (k) setEnv("GPTDIFF_LLM_API_KEY", k); };
if (getKey()) setEnv("GPTDIFF_LLM_API_KEY", getKey());
// ---------- browser OAuth PKCE ----------
const REDIRECT_URI = location.origin + location.pathname;
const b64url = (b) => btoa(String.fromCharCode(...new Uint8Array(b))).replace(/\+/g, "-").replace(/\//g, "_").replace(/=+$/, "");
const b64urlToBytes = (s) => { s = s.replace(/-/g, "+").replace(/_/g, "/"); while (s.length % 4) s += "="; const bin = atob(s); const u = new Uint8Array(bin.length); for (let i = 0; i < bin.length; i++) u[i] = bin.charCodeAt(i); return u; };
const rand = (n) => b64url(crypto.getRandomValues(new Uint8Array(n)));
const sha256url = async (s) => b64url(await crypto.subtle.digest("SHA-256", new TextEncoder().encode(s)));
async function clientId() {
const cached = JSON.parse(localStorage.getItem("ngpt_client") || "null");
if (cached && cached.redirect === REDIRECT_URI) return cached.id;
const r = await fetch(`${NANOGPT}/oauth/register`, {
method: "POST", headers: { "Content-Type": "application/json" },
body: JSON.stringify({ client_name: "MARVIS", redirect_uris: [REDIRECT_URI],
grant_types: ["authorization_code"], response_types: ["code"], token_endpoint_auth_method: "none" }),
});
if (!r.ok) throw new Error("register " + r.status);
const id = (await r.json()).client_id;
localStorage.setItem("ngpt_client", JSON.stringify({ id, redirect: REDIRECT_URI }));
return id;
}
async function signIn() {
const id = await clientId();
const verifier = rand(32), state = rand(16);
sessionStorage.setItem("pkce", JSON.stringify({ verifier, state, id }));
const u = new URL(`${NANOGPT}/oauth/authorize`);
u.search = new URLSearchParams({
response_type: "code", client_id: id, redirect_uri: REDIRECT_URI, scope: "api.use models.read",
state, code_challenge: await sha256url(verifier), code_challenge_method: "S256", invitation_code: "FXrrGWE4",
}).toString();
location.assign(u.toString());
}
async function handleRedirect() {
const p = new URLSearchParams(location.search);
if (!p.has("code") && !p.has("error")) return;
history.replaceState({}, "", REDIRECT_URI + location.hash);
const saved = JSON.parse(sessionStorage.getItem("pkce") || "null");
sessionStorage.removeItem("pkce");
if (p.get("error")) throw new Error(p.get("error"));
if (!saved || p.get("state") !== saved.state) throw new Error("state mismatch");
const r = await fetch(`${NANOGPT}/oauth/token`, {
method: "POST", headers: { "Content-Type": "application/x-www-form-urlencoded" },
body: new URLSearchParams({ grant_type: "authorization_code", client_id: saved.id,
redirect_uri: REDIRECT_URI, code: p.get("code"), code_verifier: saved.verifier }),
});
if (!r.ok) throw new Error("token exchange: " + (await r.text()));
setKey((await r.json()).access_token);
}
function renderAuth() {
const signed = !!getKey();
$("status").textContent = signed ? "online ✓" : "offline — sign in to wake it";
$("signin").style.display = signed ? "none" : "";
$("pastebtn").style.display = signed ? "none" : "";
$("signout").style.display = signed ? "" : "none";
$("run").disabled = !signed;
$("send").disabled = !signed;
$("renderface").disabled = !signed;
$("newface").disabled = !signed;
}
$("signin").addEventListener("click", (e) => { e.preventDefault(); signIn().catch((err) => $("status").textContent = "sign-in error: " + err.message); });
$("pastebtn").addEventListener("click", () => { $("key").style.display = "block"; $("keyinput").focus(); });
$("keysave").addEventListener("click", () => { const k = $("keyinput").value.trim(); if (k) { setKey(k); $("key").style.display = "none"; renderAuth(); } });
$("signout").addEventListener("click", () => { setKey(null); renderAuth(); });
// ---------- model selection ----------
let allModels = null, topOrder = new Map();
const LABS = [
["OpenAI", /^openai\/(gpt-[0-9]|o[1-9])/i],
["Anthropic", /claude-(opus|sonnet)/i],
["Google", /gemini[0-9.\-]*-pro|gemini-pro/i],
["xAI", /grok-[0-9]/i],
["DeepSeek", /deepseek-(r1|v3|v4|chat)/i],
["Qwen", /qwen[0-9.]*-max/i],
["Mistral", /mistral-large/i],
];
const PINNED = [DEFAULT_MODEL, "xiaomi/mimo-v2.6-pro", "z-ai/glm-5.3-flash"];
const SMALL = /flash|nano|\blite\b|\bmini\b|-mini|\bsmall\b|tiny|oss|guard|preview|search|codex|:(low|medium|high|thinking)|cheaper|multi-agent|-\d+b\b|a\d+b\b|^tee\//i;
const px = (x) => (x == null ? null : "$" + Number(x).toFixed(2));
const priceOf = (id) => (allModels || []).find((m) => m.id === id);
function computeTop() {
const ids = new Set(allModels.map((m) => m.id));
const order = PINNED.filter((id) => ids.has(id));
const picks = [];
for (const [, re] of LABS) {
const m = allModels.filter((x) => re.test(x.id) && !SMALL.test(x.id)).sort((a, b) => (b.created || 0) - (a.created || 0))[0];
if (m && !order.includes(m.id)) picks.push(m);
}
picks.sort((a, b) => (b.created || 0) - (a.created || 0));
for (const m of picks) order.push(m.id);
topOrder = new Map(order.map((id, i) => [id, i]));
}
const rank = (id) => (topOrder.has(id) ? topOrder.get(id) : 1e9);
const selectedFor = (target) => (target === "apply" ? APPLY : MODEL);
function setModel(id, target) {
if (target === "apply") { APPLY = id; localStorage.setItem("ngpt_apply_model", id); }
else { MODEL = id; localStorage.setItem("ngpt_model", id); }
renderModelRow(target);
}
function renderModelRow(target) {
const id = selectedFor(target);
const m = priceOf(id) || { id };
$(`modelname-${target}`).textContent = id;
$(`modelprice-${target}`).textContent = m.prompt != null ? `(${px(m.prompt)} / ${px(m.completion)} per 1M)` : "";
$(`modeltags-${target}`).replaceChildren(...tagEls(m));
}
async function loadModels() {
if (allModels) return allModels;
let arr = [];
try {
const headers = {}; const k = getKey(); if (k) headers.Authorization = `Bearer ${k}`;
arr = (await (await fetch(`${NANOGPT}/api/v1/models?detailed=true`, { headers })).json()).data || [];
} catch { /* ignore */ }
allModels = arr.map((m) => ({ id: m.id, prompt: m.pricing?.prompt, completion: m.pricing?.completion, owned_by: m.owned_by, created: m.created })).filter((m) => m.id);
if (!allModels.length) allModels = [{ id: DEFAULT_MODEL }];
computeTop();
allModels.sort((a, b) => (rank(a.id) - rank(b.id)) || a.id.localeCompare(b.id));
renderModelRow("diff"); renderModelRow("apply");
return allModels;
}
function tagsFor(m) {
const t = [];
if (m.id.startsWith("TEE/")) t.push(["private", "priv", "Runs in a Trusted Execution Environment"]);
const ob = (m.owned_by || "").toLowerCase();
if (["openai", "anthropic", "x-ai", "google", "gemini"].includes(ob)) t.push(["closed source", "closed", "Closed-source / proprietary model"]);
return t;
}
function tagEls(m) {
return tagsFor(m).map(([txt, cls, title]) => { const s = document.createElement("span"); s.className = "tag " + cls; s.textContent = txt; s.title = title; return s; });
}
function modelButton(m) {
const b = document.createElement("button");
if (m.id === selectedFor(pickerTarget)) b.className = "sel";
const left = document.createElement("span"); left.className = "mname";
const name = document.createElement("span"); name.textContent = m.id;
left.append(name, ...tagEls(m));
const price = document.createElement("span"); price.className = "price";
price.textContent = m.prompt != null ? `${px(m.prompt)} / ${px(m.completion)}` : "—";
b.append(left, price);
b.addEventListener("click", () => { setModel(m.id, pickerTarget); $("modelpicker").style.display = "none"; });
return b;
}
function renderModelList() {
const q = $("modelsearch").value.trim().toLowerCase();
const matches = (allModels || []).filter((m) => m.id.toLowerCase().includes(q));
const shown = matches;
$("modellist").innerHTML = "";
let dividerPlaced = !!q;
for (const m of shown) {
if (!dividerPlaced && rank(m.id) === 1e9) {
const d = document.createElement("div"); d.className = "divider"; d.textContent = "— all models —";
$("modellist").appendChild(d); dividerPlaced = true;
}
$("modellist").appendChild(modelButton(m));
}
$("modelcount").textContent = `${matches.length} match${matches.length === 1 ? "" : "es"}`;
}
for (const btn of document.querySelectorAll(".modelchange")) {
btn.addEventListener("click", async () => {
const target = btn.dataset.target;
const same = $("modelpicker").style.display === "block" && pickerTarget === target;
pickerTarget = target;
$("modelpicker").style.display = same ? "none" : "block";
if (!same) { $("modelsearch").value = ""; $("modellist").innerHTML = "<div class='faint'>loading…</div>"; await loadModels(); renderModelList(); $("modelsearch").focus(); }
});
}
$("modelsearch").addEventListener("input", renderModelList);
$("modelsearch").addEventListener("keydown", (e) => {
if (e.key === "Enter") { const v = $("modelsearch").value.trim(); if (v) { setModel(v, pickerTarget); $("modelpicker").style.display = "none"; } }
});
// ---------- streaming LLM client injected into patchling ----------
const fmtCost = (c) => "$" + (c || 0).toFixed(5);
const n = (x) => (x || 0).toLocaleString();
const words = (s) => (String(s).match(/\S+/g) || []).length;
const prog = { inDone: 0, outDone: 0, cost: 0, liveIn: 0, liveOut: 0, liveCost: 0 };
function paintUsage() {
$("inTok").textContent = n(prog.inDone + prog.liveIn);
$("outTok").textContent = n(prog.outDone + prog.liveOut);
$("cost").textContent = fmtCost(prog.cost + prog.liveCost);
}
function streamingCallLlm(phase) {
return async ({ apiKey, baseUrl, model, messages, maxTokens = null, temperature = 1.0 }) => {
$("phase").textContent = phase;
const inEst = messages.reduce((s, m) => s + words(typeof m.content === "string" ? m.content : JSON.stringify(m.content)), 0);
const price = priceOf(model) || {};
const inPer = (Number(price.prompt) || 0) / 1e6, outPer = (Number(price.completion) || 0) / 1e6;
let prevOut = 0, myCost = 0;
const recost = () => { const c = inEst * inPer + prevOut * outPer; prog.liveCost += c - myCost; myCost = c; };
prog.liveIn += inEst; recost(); paintUsage();
const endpoint = (baseUrl || `${NANOGPT}/api/v1/`).replace(/\/+$/, "") + "/chat/completions";
let r;
try {
r = await fetch(endpoint, {
method: "POST", headers: { Authorization: `Bearer ${apiKey}`, "Content-Type": "application/json" },
// No max_tokens by default → let the model emit its full output (avoids silent
// truncation that produces an unparseable diff). Callers may still pass a cap.
body: JSON.stringify({ model, messages, ...(maxTokens ? { max_tokens: maxTokens } : {}), temperature, stream: true }),
});
} catch (e) { prog.liveIn -= inEst; prog.liveCost -= myCost; throw e; }
if (!r.ok) { prog.liveIn -= inEst; prog.liveCost -= myCost; throw new Error(`LLM ${r.status}: ${await r.text()}`); }
const reader = r.body.getReader();
const dec = new TextDecoder();
let buf = "", content = "", reasoning = "", pricing = null, lastTick = 0;
for (;;) {
const { value, done } = await reader.read();
if (done) break;
buf += dec.decode(value, { stream: true });
const lines = buf.split("\n");
buf = lines.pop();
for (const line of lines) {
const t = line.trim();
if (!t.startsWith("data:")) continue;
const data = t.slice(5).trim();
if (data === "[DONE]") continue;
let j; try { j = JSON.parse(data); } catch { continue; }
const d = j.choices?.[0]?.delta;
if (d) {
if (d.content) { content += d.content; appendText(phase, d.content); }
if (d.reasoning) reasoning += d.reasoning;
if (d.content || d.reasoning) {
const cur = words(content) + words(reasoning);
prog.liveOut += cur - prevOut; prevOut = cur; recost();
const now = performance.now();
if (now - lastTick > 80) { lastTick = now; paintUsage(); $("livelabel").textContent = content ? "" : "· thinking…"; }
}
}
if (j.x_nanogpt_pricing) pricing = j.x_nanogpt_pricing;
}
}
prog.liveIn -= inEst; prog.liveOut -= prevOut; prog.liveCost -= myCost;
prog.inDone += pricing?.inputTokens ?? inEst;
prog.outDone += pricing?.outputTokens ?? prevOut;
prog.cost += pricing?.costUsd ?? pricing?.cost ?? myCost;
paintUsage(); $("livelabel").textContent = "";
return { choices: [{ message: { content } }] };
};
}
// ================= the live chatbot =================
// A normal streaming chat. Its context is the persona ARTIFACTS (soul, mood, memory,
// portrait, who it's talking to) — NOT style.css and NOT the patchling director brief.
// Every exchange just appends to chat.md, the rolling log. Changing who it *is* (mood,
// soul, look, theme) is the separate patchling pass below.
// low-level SSE streamer — fetch + parse, calling onDelta(text) as content arrives
async function streamCompletion({ key, model, messages, onDelta }) {
const r = await fetch(`${NANOGPT}/api/v1/chat/completions`, {
method: "POST", headers: { Authorization: `Bearer ${key}`, "Content-Type": "application/json" },
body: JSON.stringify({ model, messages, temperature: 1.0, stream: true }),
});
if (!r.ok) throw new Error(`LLM ${r.status}: ${(await r.text()).slice(0, 300)}`);
const reader = r.body.getReader(), dec = new TextDecoder();
let buf = "", content = "", pricing = null;
for (;;) {
const { value, done } = await reader.read();
if (done) break;
buf += dec.decode(value, { stream: true });
const lines = buf.split("\n"); buf = lines.pop();
for (const line of lines) {
const t = line.trim();
if (!t.startsWith("data:")) continue;
const data = t.slice(5).trim();
if (data === "[DONE]") continue;
let j; try { j = JSON.parse(data); } catch { continue; }
const c = j.choices?.[0]?.delta?.content;
if (c) { content += c; onDelta?.(c); }
if (j.x_nanogpt_pricing) pricing = j.x_nanogpt_pricing;
}
}
return { content, pricing };
}
const capitalize = (s) => s ? s.charAt(0).toUpperCase() + s.slice(1) : s;
const userLabel = () => { const u = cfg().userNames; return capitalize((Array.isArray(u) && u[0]) || "Boss"); };
// system prompt = the persona artifacts (everything that defines who it is), minus the
// page theme (style.css) and the patchling brief (brief.md, which is about editing files).
function chatSystemPrompt() {
const name = cfg().name || NAME;
const you = userLabel();
const out = [
`You are ${name}. This is a live, in-character chat with ${you}. Reply ONLY as ${name}, ` +
`in the first person, as a single in-character message. Do NOT write a line for ${you}, ` +
`do NOT narrate the scene in the third person, and do NOT prefix your reply with your own name. ` +
`You may use *italic* for a brief physical aside and **bold** for emphasis, sparingly. ` +
`Stay true to the persona below; let your current mood color how you say things.`,
];
const arts = [
["soul.md", "Who you are at your core"],
["talkingto.md", `Who you are talking to (${you})`],
["mood.md", "Your current mood"],
["memory.md", "What you remember"],
["portrait.md", "How you currently look"],
];
for (const [f, desc] of arts) { const t = (files[f] || "").trim(); if (t) out.push(`## ${desc} — ${f}\n${t}`); }
return out.join("\n\n");
}
// turn chat.md into role-tagged messages: "**<user>:**" → user, anything else → assistant
function chatToMessages() {
const msgs = [];
let cur = null;
const push = () => { if (cur && cur.content.trim()) msgs.push({ role: cur.role, content: cur.content.trim() }); cur = null; };
for (const raw of (files["chat.md"] || "").split("\n")) {
const line = raw.trim();
if (!line) { if (cur) cur.content += "\n"; continue; }
const dm = line.match(/^\*\*([^*]+?):\*\*\s*([\s\S]*)$/);
if (dm) {
const role = USER_NAMES.has(dm[1].trim().toLowerCase()) ? "user" : "assistant";
if (cur && cur.role === role) cur.content += "\n\n" + dm[2];
else { push(); cur = { role, content: dm[2] }; }
} else if (cur) cur.content += "\n" + line;
else cur = { role: "assistant", content: line };
}
push();
return msgs;
}
function appendChat(block) {
const cur = (files["chat.md"] || "").replace(/\s+$/, "");
files["chat.md"] = (cur ? cur + "\n\n" : "") + block + "\n";
}
// append an empty MARVIS bubble to stream into, return its bubble node
function liveBubble() {
const turn = turnEl(NAME, "");
const host = $("stage-chat"); host.appendChild(turn);
host.scrollTop = host.scrollHeight;
return turn.querySelector(".bubble");
}
function showChatCost(pricing) {
if (!pricing) { $("chatmeta").textContent = ""; return; }
const inT = pricing.inputTokens || 0, outT = pricing.outputTokens || 0;
// x_nanogpt_pricing carries token counts but no usable total cost — derive it from the
// model's per-token price (same as the patchling path), falling back to any cost it does send.
const payloadCost = pricing.costUsd ?? pricing.cost ?? 0;
const price = priceOf(MODEL) || {};
const cost = payloadCost > 0
? payloadCost
: inT * (Number(price.prompt) || 0) / 1e6 + outT * (Number(price.completion) || 0) / 1e6;
prog.inDone += inT; prog.outDone += outT; prog.cost += cost; paintUsage();
$("chatmeta").textContent = `↓ ${n(inT)} in · ↑ ${n(outT)} out · ${fmtCost(cost)} · ${MODEL}`;
}
async function sendChat() {
const key = getKey(); if (!key) return;
const text = $("chatinput").value.trim();
if (!text) return;
if (active === "chat.md" && files["chat.md"] !== undefined) files["chat.md"] = $("editor").value; // pick up manual edits
$("chatinput").value = "";
$("send").disabled = true;
appendChat(`**${userLabel()}:** ${text}`);
renderChat();
thinking(true, `${NAME} is replying…`);
const bubble = liveBubble();
let reply = "";
try {
const { content, pricing } = await streamCompletion({
key, model: MODEL, messages: [{ role: "system", content: chatSystemPrompt() }, ...chatToMessages()],
onDelta: (chunk) => { reply += chunk; bubble.innerHTML = para(reply) + '<span class="blink">▍</span>'; $("stage-chat").scrollTop = $("stage-chat").scrollHeight; },
});
reply = (content || reply).trim();
if (!reply) { bubble.innerHTML = "<i>(it said nothing)</i>"; return; }
appendChat(`**${NAME}:** ${reply}`);
renderChat();
if (active === "chat.md") loadEditor();
showChatCost(pricing);
persist();
} catch (e) {
bubble.innerHTML = `<span style="color:var(--danger)">⚠ ${esc(e.message)}</span>`;
} finally {
thinking(false); $("send").disabled = false; $("chatinput").focus();
}
}
// ================= the files that make it =================
let files = {}; // { path: content }
let active = null; // selected path
let undoSnapshot = null;
async function loadSeed() {
try {
const man = await (await fetch("marvis/manifest.json", { cache: "no-store" })).json();
const out = {};
await Promise.all((man.files || []).map(async (p) => {
out[p] = await (await fetch("marvis/" + p, { cache: "no-store" })).text();
}));
if (Object.keys(out).length) return out;
} catch { /* fall through to embedded */ }
return { ...EMBEDDED_SEED };
}
// ---------- config: name, copy, image model, default direction (config.json) ----------
function cfg() { try { const c = JSON.parse(files["config.json"] || "{}"); lastGoodConfig = c; return c; } catch { return lastGoodConfig; } }
function applyConfig() {
const c = cfg(), copy = c.copy || {};
NAME = c.name || "MARVIS";
USER_NAMES = new Set((Array.isArray(c.userNames) ? c.userNames : ["boss", "you", "sir", "me", "user"]).map((s) => String(s).toLowerCase()));
IMG_MODEL = (c.image && c.image.model) || IMG_MODEL_DEFAULT;
IMG_SIZE = (c.image && c.image.size) || IMG_SIZE_DEFAULT;
DEFAULT_NOTE = c.defaultDirection || DEFAULT_NOTE_FALLBACK;
document.title = copy.title || NAME;
if (copy.h1 != null) $("appH1").innerHTML = copy.h1;
if (copy.heroName != null) $("heroName").textContent = copy.heroName;
if (copy.role != null) $("role").innerHTML = copy.role;
$("tagline").innerHTML = TAGLINE; // fixed chrome — not read from config.json (so old saves don't pin a stale tagline)
if (copy.sayPlaceholder != null) $("chatinput").placeholder = copy.sayPlaceholder;
$("face").alt = NAME;
renderChat();
}
// ---------- style: the page theme (style.css) ----------
function applyStyle() { $("theme").textContent = files["style.css"] || EMBEDDED_SEED["style.css"]; }
// MARVIS can change everything: every file (config + theme + prompt included) is in the diff env.
// ---------- file tabs + editor ----------
const fileOrder = () => {
const keys = Object.keys(files);
return keys.sort((a, b) => {
const ai = SEED_ORDER.indexOf(a), bi = SEED_ORDER.indexOf(b);
if (ai !== -1 || bi !== -1) return (ai === -1 ? 1e9 : ai) - (bi === -1 ? 1e9 : bi);
return a.localeCompare(b);
});
};
function renderTabs() {
const host = $("files"); host.innerHTML = "";
for (const path of fileOrder()) {
const tab = document.createElement("span");
tab.className = "ftab" + (CONFIG_FILES.has(path) ? " cfg" : "") + (path === active ? " sel" : "");
const name = document.createElement("span"); name.textContent = path;
name.addEventListener("click", () => selectFile(path));
const x = document.createElement("span"); x.className = "x"; x.textContent = "✕"; x.title = "delete file";
x.addEventListener("click", (e) => { e.stopPropagation(); deleteFile(path); });
tab.append(name, x);
host.appendChild(tab);
}
const add = document.createElement("span");
add.className = "ftab add"; add.textContent = "+ file";
add.addEventListener("click", addFile);
host.appendChild(add);
}
function selectFile(path) {
if (active && files[active] !== undefined) files[active] = $("editor").value;
active = path;
$("activelabel").textContent = path;
$("editor").value = files[path] ?? "";
renderTabs();
}
function loadEditor() { if (active != null) { $("activelabel").textContent = active; $("editor").value = files[active] ?? ""; } }
function addFile() {
const path = prompt("New file path (e.g. backstory.md)", "backstory.md");
if (!path) return;
const p = path.trim();
if (!p || files[p] !== undefined) { if (files[p] !== undefined) selectFile(p); return; }
files[p] = "# " + p.replace(/\.md$/, "") + "\n\n";
renderTabs(); selectFile(p); persist();
}
function deleteFile(path) {
if (!confirm("Delete " + path + " ?")) return;
delete files[path];
if (active === path) active = fileOrder()[0] || null;
renderTabs(); loadEditor(); persist();
}
let persistTimer = null;
$("editor").addEventListener("input", () => {
if (active == null) return;
files[active] = $("editor").value;
if (active === "chat.md") renderChat();
else if (active === "mood.md") updateMood();
else if (active === "config.json") applyConfig(); // hot-reload name/copy/prompt-default
else if (active === "style.css") applyStyle(); // hot-reload the page theme
clearTimeout(persistTimer); persistTimer = setTimeout(persist, 400);
});
// ---------- compose the goal: the brief (brief.md) + the director's note ----------
function composeGoal(direction) {
const d = (direction || "").trim();
const note = d || DEFAULT_NOTE;
const brief = (files["brief.md"] || "").trim() || BRIEF_FALLBACK;
const chat = (files["chat.md"] || "").trim();
const tail = chat ? "\n\nRecent conversation (READ-ONLY context — do not reproduce or edit it; chat.md is not yours to change):\n" + chat.split("\n").slice(-40).join("\n") : "";
return brief + tail + "\n\nThe change to make: " + note;
}
// ---------- render chat.md as an RPG-style scene ----------
const esc = (s) => s.replace(/[&<>]/g, (c) => ({ "&": "&", "<": "<", ">": ">" }[c]));
const inline = (s) => esc(s).replace(/\*\*(.+?)\*\*/g, "<b>$1</b>").replace(/\*(.+?)\*/g, "<i>$1</i>").replace(/`(.+?)`/g, "<code>$1</code>");
// a single message body may hold several blank-line-separated paragraphs plus inline *asides* —
// render it as ONE bubble, preserving paragraph breaks, keeping italics inline.
const para = (s) => s.trim().split(/\n{2,}/).map((b) => inline(b.replace(/\s*\n\s*/g, " ").trim())).filter(Boolean).join("<br><br>") || " ";
function avatarEl() {
const el = document.createElement(currentImage ? "img" : "div");
el.className = "av";
if (currentImage) { el.src = currentImage; el.alt = NAME; }
else el.textContent = "◉";
return el;
}
function turnEl(who, text) {
const isUser = USER_NAMES.has(who.toLowerCase());
const turn = document.createElement("div");
turn.className = "turn " + (isUser ? "right" : "left");
if (!isUser) turn.appendChild(avatarEl());
const col = document.createElement("div"); col.className = "col";
const name = document.createElement("div"); name.className = "name"; name.textContent = who;
const bubble = document.createElement("div"); bubble.className = "bubble"; bubble.innerHTML = para(text);
col.append(name, bubble); turn.appendChild(col);
return turn;
}
function narrationEl(text) {
const p = document.createElement("div"); p.className = "narration";
p.innerHTML = inline(text.replace(/^\*+|\*+$/g, "").trim());
return p;
}
// A message is ATOMIC. A "**Name:** …" line opens a turn that runs — across blank lines and
// *italic* asides alike — until the NEXT "**Name:**". The whole span renders as one bubble, so
// nothing a speaker says can ever leak out into prose. Narration is ONLY the scene-setting text
// that appears BEFORE the first speaker; it renders as a centered stage direction.
function renderChat() {
const md = files["chat.md"] || "";
const host = $("stage-chat"); host.innerHTML = "";
let turn = null; // { who, text }
const flush = () => { if (turn && turn.text.trim()) host.appendChild(turnEl(turn.who, turn.text.trim())); turn = null; };
for (const raw of md.split("\n")) {
const dm = raw.trim().match(/^\*\*([^*]+?):\*\*\s*([\s\S]*)$/);
if (dm) { flush(); turn = { who: dm[1].trim(), text: dm[2] }; continue; }
if (turn) { turn.text += "\n" + raw; continue; } // still the speaker's message → stays in the bubble
if (raw.trim()) host.appendChild(narrationEl(raw.trim())); // pre-speech scene-setting only
}
flush();
host.scrollTop = host.scrollHeight;
updateMood();
}
function moodPhrase() {
for (const raw of (files["mood.md"] || "").split("\n")) {
let l = raw.trim();
if (!l || l.startsWith("#") || l.startsWith("-")) continue;
l = l.replace(/^\*+|\*+$/g, "").replace(/^(current state|right now|mood)\s*[:\-]\s*/i, "").trim();
if (l) return l.replace(/\.$/, "");
}
return "online";
}
function updateMood() { $("moodbadge").textContent = "mood · " + moodPhrase(); }
// ---------- render its face from portrait.md ----------
let currentImage = null;
const imageCache = {};
const faceStats = { count: 0, cost: 0, exact: true };
let lastBalance = null, faceToken = 0, faceNonce = 0;
async function promptHash(s) { return b64url(await crypto.subtle.digest("SHA-256", new TextEncoder().encode(s))); }
function setFaceStatus(html, cls) { $("facebar").className = cls || ""; $("facebar").innerHTML = html; }
function idleFaceStatus() {
if (!faceStats.count) { setFaceStatus(`Hit <b>🎨 render face</b> to draw it from <code>portrait.md</code> with <b>${IMG_MODEL}</b>.`); return; }
const money = `${faceStats.exact ? "" : "~"}$${faceStats.cost.toFixed(5)}`;
const bal = lastBalance != null ? ` · balance $${lastBalance.toFixed(2)}` : "";
setFaceStatus(`🖼 ${faceStats.count} render${faceStats.count === 1 ? "" : "s"} · ${money}${bal}`);
}
function showFace(url) { currentImage = url; $("face").src = url; $("face").style.display = "block"; $("facePh").style.display = "none"; renderChat(); }
function faceLoading(on) { $("faceLoad").style.display = on ? "flex" : "none"; }
const portraitPrompt = () => (files["portrait.md"] || "").replace(/^#.*$/gm, "").replace(/\s+/g, " ").trim();
async function genFace(prompt, key, nonce) {
const body = { model: IMG_MODEL, prompt, n: 1, size: IMG_SIZE, response_format: "b64_json" };
if (nonce) body.user = "take-" + nonce;
const r = await fetch(IMG_ENDPOINT, {
method: "POST", headers: { Authorization: `Bearer ${key}`, "Content-Type": "application/json" },
body: JSON.stringify(body),
});
if (!r.ok) throw new Error(`image ${r.status}: ${(await r.text()).slice(0, 300)}`);
const j = await r.json();
const d = (j.data || [])[0] || {};
const url = d.b64_json ? `data:image/png;base64,${d.b64_json}` : d.url;
if (!url) throw new Error("no image in response");
const exact = typeof j.cost === "number" && j.cost > 0;
return { url, cost: exact ? j.cost : IMG_PRICE_EST, exact, balance: typeof j.remainingBalance === "number" ? j.remainingBalance : null };
}
async function renderFace(opts = {}) {
const key = getKey(); if (!key) return;
if (active && files[active] !== undefined) files[active] = $("editor").value;
const prompt = portraitPrompt();
if (!prompt) { setFaceStatus("portrait.md is empty."); return; }
const nonce = opts.force ? ++faceNonce : 0;
const h = await promptHash(JSON.stringify({ m: IMG_MODEL, s: IMG_SIZE, p: prompt, nonce }));
const myToken = ++faceToken;
if (imageCache[h]) { showFace(imageCache[h]); idleFaceStatus(); persist(); return; }
faceLoading(true);
setFaceStatus(`<span class="spin">◐</span> rendering its face with <b>${IMG_MODEL}</b>…`);
try {