nixos-configs/modules/ags/config/services/clipboard.ts
matt1432 f793e546f6
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refactor(ags clipboard): make a clipboard service
2024-07-10 15:14:44 -04:00

106 lines
3 KiB
TypeScript

const { execAsync } = Utils;
// TODO: add wl-paste --watch to not have to get history every time
const MAX_CLIPS = 100;
class Clipboard extends Service {
static {
Service.register(this, {
'clip-added': ['string'],
'history-searched': [],
}, {
clips: ['jsobject'],
});
}
private _clips_left = 0;
private _clips: Map<number, { clip: string; isImage: boolean }> = new Map();
get clips() {
return this._clips;
}
private _decrementClipsLeft() {
if (--this._clips_left === 0) {
this.emit('history-searched');
// FIXME: this is necessary when not putting a cap on clip amount
// exec(`prlimit --pid ${exec('pgrep ags')} --nofile=1024:`);
}
}
private async _decodeItem(index: string): Promise<string | null> {
try {
const decodedItem = await execAsync([
'bash', '-c', `cliphist list | grep ${index} | cliphist decode`,
]);
this._decrementClipsLeft();
return decodedItem;
}
catch (error) {
console.error(error);
this._decrementClipsLeft();
return null;
}
}
public copyOldItem(key: string | number): void {
execAsync([
'bash', '-c', `cliphist list | grep ${key} | cliphist decode | wl-copy`,
]);
}
public getHistory() {
this._clips = new Map();
// FIXME: this is necessary when not putting a cap on clip amount
// exec(`prlimit --pid ${exec('pgrep ags')} --nofile=10024:`);
// This command comes from '../../clipboard/script.sh'
execAsync('clipboard-manager')
.then((out) => {
const rawClips = out.split('\n');
this._clips_left = Math.min(rawClips.length - 1, MAX_CLIPS);
rawClips.forEach(async(clip, i) => {
if (i > MAX_CLIPS) {
return;
}
if (clip.includes('img')) {
this._decrementClipsLeft();
this._clips.set(
parseInt((clip.match('[0-9]+') ?? [''])[0]),
{
clip,
isImage: true,
},
);
}
else {
const decodedClip = await this._decodeItem(clip);
if (decodedClip) {
this._clips.set(
parseInt(clip),
{
clip: decodedClip,
isImage: false,
},
);
}
}
});
})
.catch((error) => console.error(error));
}
}
const clipboard = new Clipboard();
export default clipboard;