import { IScene } from "@layerhub-io/types"

export const findSceneIndexByTime = (scenes: IScene[], time: number) => {
  let currentIndex = 0
  let timeProgress = 0
  for (const scene of scenes) {
    if (scene.duration! > time - timeProgress) {
      return currentIndex
    }
    timeProgress += scene.duration!
    currentIndex += 1
  }
  return -1
}

export const getMaxTime = (scenes: IScene[]) => {
  const maxTime = scenes.reduce(function (previousVal, currentValue) {
    return previousVal + currentValue.duration!
  }, 0)
  return maxTime
}