"use strict";

const supportedExtensions = {
  jpeg: true,
  jpg: true,
  png: true,
  webp: true,
  tif: true,
  tiff: true
};

module.exports = async function onCreateNode({
  node,
  actions,
  createNodeId
}) {
  const {
    createNode,
    createParentChildLink
  } = actions;

  if (!supportedExtensions[node.extension]) {
    return;
  }

  const imageNode = {
    id: createNodeId(`${node.id} >> ImageSharp`),
    children: [],
    parent: node.id,
    internal: {
      contentDigest: `${node.internal.contentDigest}`,
      type: `ImageSharp`
    }
  };
  createNode(imageNode);
  createParentChildLink({
    parent: node,
    child: imageNode
  });
  return;
};