// Shared 1 Hz clock. Module-level $state + a single interval, so every consumer
// (status bar, footer) shares one timer. Read `clock.now` reactively.

let _now = $state(new Date())

if (typeof window !== 'undefined') {
  setInterval(() => { _now = new Date() }, 1000)
}

export const clock = {
  get now() { return _now },
}

// Playful "stardate" derived from the wall clock, purely cosmetic.
export function stardate(d) {
  const epoch = Date.UTC(2350, 0, 1)
  const days = (d.getTime() - epoch) / 86_400_000
  return (47000 + days / 3.65).toFixed(1)
}

export function hhmmss(d) {
  const p = (n) => String(n).padStart(2, '0')
  return `${p(d.getHours())}:${p(d.getMinutes())}:${p(d.getSeconds())}`
}