import { Loader, LoadingManager, Group, Material } from 'three'

export class LDrawLoader extends Loader {
  materials: Material[]
  materialsLibrary: Record<string, Material>
  fileMap: Record<string, string>
  smoothNormals: boolean

  constructor(manager?: LoadingManager)

  load(
    url: string,
    onLoad: (data: Group) => void,
    onProgress?: (event: ProgressEvent) => void,
    onError?: (event: ErrorEvent) => void,
  ): void
  loadAsync(url: string, onProgress?: (event: ProgressEvent) => void): Promise<Group>
  preloadMaterials(url: string): Promise<void>
  setFileMap(fileMap: Record<string, string>): void
  setMaterials(materials: Material[]): void

  parse(text: string, path: string, onLoad: (data: Group) => void): void

  addMaterial(material: Material): void
  getMaterial(colourCode: string): Material | null
}