export const ASSET_FAMILIES = [
  'color',
  'diffuse',
  'roughness',
  'normal',
  'metalness',
  'height',
  'opacity',
] as const

export type AssetFamily = typeof ASSET_FAMILIES[number]

const ASSET_FAMILY_BY_KEY = new Map(ASSET_FAMILIES.map((family) => [family.toLowerCase(), family]))
const FORBIDDEN_ASSET_FAMILY_ALIASES: ReadonlyMap<string, AssetFamily> = new Map([
  ['basecolor', 'color'],
  ['base_color', 'color'],
  ['normalopengl', 'normal'],
  ['normal_opengl', 'normal'],
  ['metallic', 'metalness'],
  ['occlusionroughnessmetallic', 'roughness'],
  ['occlusion_roughness_metallic', 'roughness'],
])

export function getAssetFamily(value: string): AssetFamily | undefined {
  return ASSET_FAMILY_BY_KEY.get(value.toLowerCase())
}

export function getForbiddenAssetFamilyAlias(value: string): AssetFamily | undefined {
  return FORBIDDEN_ASSET_FAMILY_ALIASES.get(value.toLowerCase())
}

export function formatAssetFamilies() {
  return ASSET_FAMILIES.join(', ')
}