dotfiles/ags/services/wallpaper.js

70 lines
2.0 KiB
JavaScript

const { Gdk, GLib } = imports.gi;
import Service from 'resource:///com/github/Aylur/ags/service.js';
import * as Utils from 'resource:///com/github/Aylur/ags/utils.js';
const WALLPAPER_CONFIG_PATH = `${GLib.get_user_state_dir()}/ags/user/wallpaper.json`;
class WallpaperService extends Service {
static {
Service.register(
this,
{ 'updated': [], },
);
}
_wallPath = '';
_wallJson = [];
_monitorCount = 1;
_save() {
Utils.writeFile(JSON.stringify(this._wallJson), this._wallPath)
.catch(print);
}
add(path) {
this._wallJson.push(path);
this._save();
this.emit('updated');
}
set(path, monitor = -1) {
this._monitorCount = Gdk.Display.get_default()?.get_n_monitors() || 1;
if (this._wallJson.length < this._monitorCount) this._wallJson[this._monitorCount - 1] = "";
if (monitor == -1)
this._wallJson.fill(path);
else
this._wallJson[monitor] = path;
this._save();
this.emit('updated');
}
get(monitor = 0) {
return this._wallJson[monitor];
}
constructor() {
super();
// How many screens?
this._monitorCount = Gdk.Display.get_default()?.get_n_monitors() || 1;
// Read config
this._wallPath = WALLPAPER_CONFIG_PATH;
try {
const fileContents = Utils.readFile(this._wallPath);
this._wallJson = JSON.parse(fileContents);
}
catch {
Utils.exec(`bash -c 'mkdir -p ${GLib.get_user_cache_dir()}/ags/user'`);
Utils.exec(`touch ${this._wallPath}`);
Utils.writeFile('[]', this._wallPath).then(() => {
this._wallJson = JSON.parse(Utils.readFile(this._wallPath))
}).catch(print);
}
}
}
// instance
const service = new WallpaperService();
// make it global for easy use with cli
globalThis['wallpaper'] = service;
export default service;