import { FPSCounter, millis } from "./utils"

/**
 * Internal time setter
 * @internal
 */
const InternalTimeSetter = {
  deltaTime: 0
}

const Time = {
  get deltaTime () { return InternalTimeSetter.deltaTime },
  get time () { return millis() * 0.001 },
  get fps () { return FPSCounter.get() }
}

const setDebounce = (callback: () => void, timeout: number): () => void => {
  let startTime = millis()
  return () => {
    if (startTime + timeout > millis()) return
    callback()
    startTime = millis()
  }
}

export { Time, InternalTimeSetter, setDebounce }