Files
upload-gltf/lib/validate-folder.ts
T

47 lines
1.4 KiB
TypeScript

// ---------------------------------------------------------------------------
// Client-side folder validation
// ---------------------------------------------------------------------------
import { TEXTURE_EXTENSIONS } from '@/lib/constants'
import type { TextureFile } from '@/lib/client-types'
const TEXTURE_EXT_ARRAY = [...TEXTURE_EXTENSIONS]
/** Discriminated union: either valid (with model) or invalid (with errors). */
export type ValidationResult =
| { ok: true; model: File; textures: TextureFile[]; warnings: string[] }
| { ok: false; errors: string[] }
export function validateFolder(files: File[]): ValidationResult {
const textures: TextureFile[] = []
const errors: string[] = []
const modelFiles = files.filter((f) => {
const name = f.name.toLowerCase()
return name === 'model.glb'
})
if (modelFiles.length === 0) {
return { ok: false, errors: ['model.glb manquant (obligatoire)'] }
}
if (modelFiles.length > 1) {
return { ok: false, errors: ['Un seul fichier model.glb est autorise'] }
}
const textureFiles = files.filter((f) => {
const ext = f.name.slice(f.name.lastIndexOf('.')).toLowerCase()
return TEXTURE_EXT_ARRAY.includes(ext)
})
for (const tf of textureFiles) {
textures.push({ name: tf.name, file: tf })
}
if (errors.length > 0) {
return { ok: false, errors }
}
return { ok: true, model: modelFiles[0], textures, warnings: [] }
}