/**
 * Copyright (c) Nicolas Gallagher.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
 * @flow
 */

export type PackagerAsset = {
  __packager_asset: boolean
  fileSystemLocation: string
  httpServerLocation: string
  width: number | null
  height: number | null
  scales: Array<number>
  hash: string
  name: string
  type: string
}

const assets: Array<PackagerAsset> = []

export function registerAsset(asset: PackagerAsset): number {
  // `push` returns new array length, so the first asset will
  // get id 1 (not 0) to make the value truthy
  return assets.push(asset)
}

export function getAssetByID(assetId: number): PackagerAsset {
  return assets[assetId - 1]
}