This repository has no description
tools.pi: add auto-theme extension
author
lassulus
date
(Mar 22, 2026, 12:59 PM CET)
commit
83bdae9d
83bdae9d67ede45b0e5415aa8a5216bf3d96efc2
parent
ea74e846
ea74e84683d19b7c9014f9c5f26f027acd8189ec
+42
+41
tools/pi/auto-theme.ts
+41
tools/pi/auto-theme.ts
···
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import type { ExtensionAPI } from "@mariozechner/pi-coding-agent";
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import { readFileSync, watch, type FSWatcher } from "node:fs";
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const THEME_FILE = "/var/theme/current_theme";
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function readTheme(): "dark" | "light" | null {
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try {
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const value = readFileSync(THEME_FILE, "utf-8").trim();
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if (value === "dark" || value === "light") return value;
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return null;
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} catch {
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return null;
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}
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}
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export default function (pi: ExtensionAPI) {
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let watcher: FSWatcher | null = null;
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pi.on("session_start", async (_event, ctx) => {
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// Set initial theme
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const scheme = readTheme();
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if (scheme) ctx.ui.setTheme(scheme);
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// Watch for changes
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try {
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watcher = watch(THEME_FILE, () => {
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const newScheme = readTheme();
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if (newScheme) ctx.ui.setTheme(newScheme);
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});
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} catch {
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// file doesn't exist yet, ignore
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}
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});
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pi.on("resources_discover", async () => {
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if (watcher) {
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watcher.close();
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watcher = null;
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}
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});
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}