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// deck-it - llm panel
// Copyright (C) 2026 Danilo M. <danix@danix.xyz>
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2 as
// published by the Free Software Foundation.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this program; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
import { offline } from "../offline.js";
const num = (v) => (v == null ? null : Number(v));
const money = (v) => (num(v) == null ? "—" : `$${num(v).toFixed(2)}`);
const tokens = (n) => {
if (n == null) return "—";
if (n >= 1e9) return `${(n / 1e9).toFixed(1)}B`;
if (n >= 1e6) return `${(n / 1e6).toFixed(1)}M`;
if (n >= 1e3) return `${(n / 1e3).toFixed(1)}k`;
return String(n);
};
const CLAUDE_ICON = '<span class="brand claude"></span>';
const OPENCODE_ICON = '<span class="brand opencode"></span>';
function section(icon, title, model) {
const sec = document.createElement("section");
sec.className = "llm-sec";
const head = document.createElement("header");
head.className = "llm-head";
head.innerHTML = `${icon}<h3></h3><span class="model"></span>`;
head.querySelector("h3").textContent = title;
head.querySelector(".model").textContent = model || "—";
sec.append(head);
return sec;
}
function gauge(label, value) {
const d = document.createElement("div");
d.className = "gauge";
const l = document.createElement("span");
l.className = "glabel";
l.textContent = label;
const v = document.createElement("span");
v.className = "gvalue num";
v.textContent = value == null ? "—" : `${Math.round(value)}%`;
const bar = document.createElement("div");
bar.className = "gbar";
const fill = document.createElement("i");
fill.style.width = `${Math.max(0, Math.min(100, value || 0))}%`;
bar.append(fill);
d.append(l, v, bar);
return d;
}
function stat(label, value, sub) {
const d = document.createElement("div");
d.className = "lbig";
const l = document.createElement("span");
l.className = "mlabel";
l.textContent = label;
const v = document.createElement("span");
v.className = "mvalue num";
v.textContent = value;
const s = document.createElement("span");
s.className = "msub";
s.textContent = sub || "";
d.append(l, v, s);
return d;
}
export default {
title: "LLM usage",
interval: 5,
mount(el) {
el.innerHTML = `<div class="llm"></div>`;
},
update(state, el) {
const box = el.querySelector(".llm");
if (state.offline) {
offline(box, {
icon: "/logos/claude.svg",
title: "Usage dashboard is off",
detail: "Start llm-cost-dashboard and Claude and opencode usage appear here.",
});
return;
}
box.textContent = "";
const c = state.claude ?? {};
const o = state.opencode ?? {};
const claude = section(CLAUDE_ICON, "Claude Code", c.model);
const gauges = document.createElement("div");
gauges.className = "gauges";
gauges.append(
gauge("Context", c.context_pct),
gauge("5h", c.five_hour_pct),
gauge("7d", c.seven_day_pct),
);
claude.append(gauges);
box.append(claude);
const opencode = section(OPENCODE_ICON, "opencode", o.model);
const pair = document.createElement("div");
pair.className = "lpair";
pair.append(
stat("session", money(o.session_cost), `${tokens(o.session_tokens)} · ${o.session_calls ?? 0} calls`),
stat("total", money(o.cost), `${tokens(o.tokens)} · ${o.calls ?? 0} calls`),
);
opencode.append(pair);
box.append(opencode);
},
};
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