blog-service-helpers.js

import slugify from "slugify";

export const slugifyText = str =>
  slugify(str, { replacement: "-", lower: true, remove: /[$*_+~.()'"!\-:@]/g });

export const uniqueArray = originalArray => [...new Set(originalArray)];

export const getPostsFromTag = (posts, tag) =>
  posts.filter(post => post.tags.map(tag => slugifyText(tag)).includes(tag));

export const tagRoutes = posts => {
  let tagsArray = [];
  for (var i = 0; i < posts.length; i++) {
    for (var n = 0; n < posts[i].tags.length; n++) {
      tagsArray.push(posts[i].tags[n]);
    }
  }
  return uniqueArray(tagsArray);
};


// const allTagsArray = postsArray.map(post => {
//   if (post.tags && post.tags.length > 0)
//     return post.tags.map(tag => post.tag)
// })