astroplate/src/lib/taxonomyParser.astro

---
import { getSinglePage } from "@/lib/contentParser.astro";
import { slugify } from "@/lib/utils/textConverter";

// get taxonomy from frontmatter
export const getTaxonomy = async (collection: any, name: string) => {
  const singlePages = await getSinglePage(collection);
  const taxonomyPages = singlePages.map((page: any) => page.data[name]);
  let taxonomies: string[] = [];
  for (let i = 0; i < taxonomyPages.length; i++) {
    const categoryArray = taxonomyPages[i];
    for (let j = 0; j < categoryArray.length; j++) {
      taxonomies.push(slugify(categoryArray[j]));
    }
  }
  const taxonomy = [...new Set(taxonomies)];
  return taxonomy;
};

// get all taxonomies from frontmatter
export const getAllTaxonomy = async (collection: any, name: string) => {
  const singlePages = await getSinglePage(collection);
  const taxonomyPages = singlePages.map((page: any) => page.data[name]);
  let taxonomies: string[] = [];
  for (let i = 0; i < taxonomyPages.length; i++) {
    const categoryArray = taxonomyPages[i];
    for (let j = 0; j < categoryArray.length; j++) {
      taxonomies.push(slugify(categoryArray[j]));
    }
  }
  return taxonomies;
};
---