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