hoanghapc_nextJs/src/lib/slug/slugMap.ts

import { resolveArticlePage } from "./resolveArticlePage";
import { resolveProductPage } from "./resolveProductPage";

export type SlugResult =
    | ReturnType<typeof resolveArticlePage>
    | ReturnType<typeof resolveProductPage>;

export function findBySlug(slug?: string): SlugResult | null {
    if (!slug) return null;

    // PRODUCT
    const product = resolveProductPage(slug);
    if (product) return product;

    // ARTICLE
    return resolveArticlePage(slug);
}