| import { denormalizePagePath } from './denormalize-page-path' | |
| import path from '../isomorphic/path' | |
| /** | |
| * Calculate all possible pagePaths for a given normalized pagePath along with | |
| * allowed extensions. This can be used to check which one of the files exists | |
| * and to debug inspected locations. | |
| * | |
| * For pages, map `/route` to [`/route.[ext]`, `/route/index.[ext]`] | |
| * For app paths, map `/route/page` to [`/route/page.[ext]`] or `/route/route` | |
| * to [`/route/route.[ext]`] | |
| * | |
| * @param normalizedPagePath Normalized page path (it will denormalize). | |
| * @param extensions Allowed extensions. | |
| */ | |
| export function getPagePaths( | |
| normalizedPagePath: string, | |
| extensions: string[], | |
| isAppDir: boolean | |
| ) { | |
| const page = denormalizePagePath(normalizedPagePath) | |
| let prefixes: string[] | |
| if (isAppDir) { | |
| prefixes = [page] | |
| } else if (normalizedPagePath.endsWith('/index')) { | |
| prefixes = [path.join(page, 'index')] | |
| } else { | |
| prefixes = [page, path.join(page, 'index')] | |
| } | |
| const paths: string[] = [] | |
| for (const extension of extensions) { | |
| for (const prefix of prefixes) { | |
| paths.push(`${prefix}.${extension}`) | |
| } | |
| } | |
| return paths | |
| } | |