nixos-configs/modules/ags/config/ts/bar/items/clock.ts

const { Label } = Widget;
const { new_now_local } = imports.gi.GLib.DateTime;


export default () => Label({ class_name: 'clock' })
    .poll(1000, (self) => {
        const time = new_now_local();

        const dayName = time.format('%a. ');
        const dayNum = time.get_day_of_month();
        const date = time.format(' %b. ');
        const hour = (new Date().toLocaleString([], {
            hour: 'numeric',
            minute: 'numeric',
            hour12: true,
        }) ?? '')
            .replace('a.m.', 'AM')
            .replace('p.m.', 'PM');

        if (dayNum && dayName && date) {
            self.label = dayName + dayNum + date + hour;
        }
    });