.eleventy.js

const { EleventyServerlessBundlerPlugin } = require("@11ty/eleventy");

// Filters
const dateFormat = require("./src/filters/dateFormat.js");
const readableDate = require("./src/filters/readableDate.js");
const w3DateFilter = require("./src/filters/w3-date-filter.js");
const markdownFilter = require("./src/filters/markdown-filter.js");
const renderRichTextAsHtml = require("./src/filters/render-rich-text-as-html.js");
const renderRichTextAsString = require("./src/filters/render-rich-text-as-string.js");

// Plugins
const svgSprite = require('eleventy-plugin-svg-sprite');

// Transforms
const htmlMinTransform = require("./src/transforms/html-min-transform.js");
const purgeCSS = require("./src/transforms/css-purge-inline.js");

// Create a helpful production flag
const isProduction = process.env.NODE_ENV === "production";

module.exports = (config) => {
  // 11ty Serverless
  config.addPlugin(EleventyServerlessBundlerPlugin, {
    name: "serverless", // The serverless function name from your permalink object
    functionsDir: "./netlify/functions/",
    copy: ["src/transforms", "src/filters", "src/shortcodes", "src/js"],
  });

  // Set directories to pass through to the dist folder
  config.addPassthroughCopy("./src/downloads/");
  config.addPassthroughCopy("./src/fonts/");
  config.addPassthroughCopy("./src/images/");
  config.addPassthroughCopy("./src/js/");

  // Add filters
  config.addFilter("readableDate", readableDate);
  config.addFilter("dateFormat", dateFormat);
  config.addFilter("w3DateFilter", w3DateFilter);
  config.addFilter("limit", function (arr, limit) {
    return arr.slice(0, limit);
  });
  config.addFilter("markdownFilter", markdownFilter);
  config.addFilter("renderRichTextAsHtml", renderRichTextAsHtml);
  config.addFilter("renderRichTextAsString", renderRichTextAsString);

  // Add Shortcodes
  config.addShortcode("icon", require("./src/shortcodes/icon.js"));
  config.addNunjucksAsyncShortcode(
    "picture",
    require("./src/shortcodes/picture.js")
  );
  config.addNunjucksShortcode(
    'ctflPicture',
    require('./src/shortcodes/ctflPicture.js')
  );
  config.addNunjucksAsyncShortcode(
    "board",
    require("./src/shortcodes/board.js")
  );
  config.addPairedNunjucksAsyncShortcode(
    'ctflDownload',
    require('./src/shortcodes/ctflDownload.js')
  );

  // Plugins
  config.addPlugin(svgSprite, {
    path: './src/icons',
    // relative path to SVG directory
    outputFilepath: './dist/icons/icons.svg',
  });

  // Only minify HTML if we are in production because it slows builds _right_ down
  if (isProduction) {
    config.addTransform("htmlmin", htmlMinTransform);
    config.addTransform("purgeCSS", purgeCSS);
  }

  // Tell 11ty to use the .eleventyignore and ignore our .gitignore file
  config.setUseGitIgnore(false);

  return {
    markdownTemplateEngine: "njk",
    dataTemplateEngine: "njk",
    htmlTemplateEngine: "njk",
    dir: {
      input: "src",
      output: "dist",
    },
  };
};