astroplate/src/lib/taxonomyParser.astro

---
import config from "@/config/config.json";
import languages from "@/config/language.json";
import { slugify } from "@/lib/utils/textConverter";
import type { ContentEntryMap } from "astro:content";
import { getCollection } from "astro:content";

// get taxonomy from frontmatter
export const getTaxonomy = async (collection: string, name: string) => {
  const { default_language } = config.settings;

  const language = languages.find((l) => l.languageCode === collection);

  let actualCollection = default_language;
  if (language) {
    actualCollection = language.contentDir;
  } else {
    const defaultLanguageMatch = languages.find(
      (l) => l.languageCode === default_language,
    );
    if (defaultLanguageMatch) {
      actualCollection = defaultLanguageMatch.contentDir;
    }
  }

  const singlePages = await getCollection(
    actualCollection as keyof ContentEntryMap,
    ({ id }: any) => {
      return id.startsWith("blog") && !id.endsWith("-index.md");
    },
  );
  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: string, name: string) => {
  const { default_language } = config.settings;

  const language = languages.find((l) => l.languageCode === collection);

  let actualCollection = default_language;
  if (language) {
    actualCollection = language.contentDir;
  } else {
    const defaultLanguageMatch = languages.find(
      (l) => l.languageCode === default_language,
    );
    if (defaultLanguageMatch) {
      actualCollection = defaultLanguageMatch.contentDir;
    }
  }

  const singlePages = await getCollection(
    actualCollection as keyof ContentEntryMap,
    ({ id }: any) => {
      return id.startsWith("blog") && !id.endsWith("-index.md");
    },
  );
  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;
};
---