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import { bind, execAsync, GLib, Variable, type Binding, type Gio } from "astal";
import type AstalApps from "gi://AstalApps";
import { osIcons } from "./icons";
/**
* See https://specifications.freedesktop.org/desktop-entry-spec/latest/exec-variables.html
* @param exec The exec field in a desktop file
*/
const execToCmd = (app: AstalApps.Application) => {
let exec = app.executable.replace(/%[fFuUdDnNvm]/g, ""); // Remove useless field codes
exec = exec.replace(/%i/g, app.iconName ? `--icon ${app.iconName}` : ""); // Replace %i app icon
exec = exec.replace(/%c/g, app.name); // Replace %c with app name
exec = exec.replace(/%k/g, (app.app as Gio.DesktopAppInfo).get_filename() ?? ""); // Replace %k with desktop file path
return exec;
};
export const launch = (app: AstalApps.Application) => {
let now = Date.now();
execAsync(["uwsm", "app", "--", app.entry]).catch(() => {
// Try manual exec if launch fails (exits with error within 1 second)
if (Date.now() - now < 1000) {
now = Date.now();
execAsync(["uwsm", "app", "--", execToCmd(app)]).catch(() => {
// Fallback to regular launch
if (Date.now() - now < 1000) {
app.frequency--; // Decrement frequency cause launch also increments it
app.launch();
}
});
}
});
app.frequency++;
};
export const notify = (props: {
summary: string;
body?: string;
icon?: string;
urgency?: "low" | "normal" | "critical";
transient?: boolean;
actions?: Record<string, () => void>;
}) =>
execAsync([
"notify-send",
"-a",
"caelestia-shell",
...(props.icon ? ["-i", props.icon] : []),
...(props.urgency ? ["-u", props.urgency] : []),
...(props.transient ? ["-e"] : []),
...Object.keys(props.actions ?? {}).flatMap((k, i) => ["-A", `${i}=${k}`]),
props.summary,
...(props.body ? [props.body] : []),
])
.then(action => props.actions && Object.values(props.actions)[parseInt(action, 10)]?.())
.catch(console.error);
export const osId = GLib.get_os_info("ID") ?? "unknown";
export const osIdLike = GLib.get_os_info("ID_LIKE");
export const osIcon = (() => {
if (osIcons.hasOwnProperty(osId)) return osIcons[osId];
if (osIdLike) for (const id of osIdLike.split(" ")) if (osIcons.hasOwnProperty(id)) return osIcons[id];
return "";
})();
export const currentTime = Variable(GLib.DateTime.new_now_local()).poll(1000, () => GLib.DateTime.new_now_local());
export const bindCurrentTime = (
format: Binding<string> | string,
fallback?: (time: GLib.DateTime) => string,
self?: JSX.Element
) => {
const fmt = (c: GLib.DateTime, format: string) => c.format(format) ?? fallback?.(c) ?? new Date().toLocaleString();
if (typeof format === "string") return bind(currentTime).as(c => fmt(c, format));
if (!self) throw new Error("bindCurrentTime: self is required when format is a Binding");
const time = Variable.derive([currentTime, format], (c, f) => fmt(c, f));
self?.connect("destroy", () => time.drop());
return bind(time);
};
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