require("dotenv").config();

const GhostContentAPI = require("@tryghost/content-api");
const pluginNavigation = require("@11ty/eleventy-navigation");
const pluginRss = require("@11ty/eleventy-plugin-rss");
const localImages = require('eleventy-plugin-local-images');
const path = require("path");

const api = new GhostContentAPI({
  url: process.env.GHOST_API_URL,
  key: process.env.GHOST_CONTENT_API_KEY,
  version: "v3.0"
});

const stripDomain = url => {
  return url.replace(process.env.GHOST_API_URL, "");
};

module.exports = function (eleventyConfig) {
  eleventyConfig.addPlugin(pluginNavigation);
  eleventyConfig.addPlugin(pluginRss);

  eleventyConfig.addPassthroughCopy("css");
  eleventyConfig.addPassthroughCopy("images");

  eleventyConfig.addPlugin(localImages, {
    distPath: '_site',
    assetPath: '/assets/images',
    selector: 'img',
    verbose: false
  });

  eleventyConfig.addFilter("dateString", (dateObj) => {
    return new Date(dateObj).toISOString().split("T")[0];
  });

  eleventyConfig.addFilter("relativePath", (pathToFilter, page) => {
    if (!pathToFilter.startsWith("/")) {
      return pathToFilter;
    }

    return path.relative(page.url, pathToFilter);
  })

  eleventyConfig.addCollection("posts", async function (collection) {
    collection = await api.posts
      .browse({
        include: "tags,authors",
        limit: "all",
      })
      .catch((err) => {
        console.error(err);
      });

    collection.forEach((post) => {
      post.url = stripDomain(post.url);
      post.primary_author.url = stripDomain(post.primary_author.url);

      // Convert publish date into a Date object
      post.date = new Date(post.published_at);
      post.published_at = new Date(post.published_at);
      post.updated_at = new Date(post.updated_at);
    });

    // Bring featured post to the top of the list
    collection.sort((post, nextPost) => nextPost.featured - post.featured);

    return collection;
  });
}