progfay/scrapbox-parser

import { createNodeParser } from "./creator";
import { createPlainNode } from "./PlainNode";

import type { PlainNode, StrongImageNode } from "./type";
import type { NodeCreator } from "./creator";

const strongImageRegExp = /\[\[https?:\/\/[^\s\]]+\.(?:png|jpe?g|gif|svg)\]\]/i;
const strongGyazoImageRegExp =
  /\[\[https?:\/\/(?:[0-9a-z-]+\.)?gyazo\.com\/[0-9a-f]{32}\]\]/;

const createStrongImageNode: NodeCreator<StrongImageNode | PlainNode> = (
  raw,
  opts
) => {
  if (opts.context === "table") {
    return createPlainNode(raw, opts);
  }

  const src = raw.substring(2, raw.length - 2);
  const isGyazoImage =
    /^https?:\/\/([0-9a-z-]\.)?gyazo\.com\/[0-9a-f]{32}$/.test(src);
  return [
    {
      type: "strongImage",
      raw,
      src: isGyazoImage ? `${src}/thumb/1000` : src,
    },
  ];
};

export const StrongImageNodeParser = createNodeParser(createStrongImageNode, {
  parseOnNested: false,
  parseOnQuoted: true,
  patterns: [strongImageRegExp, strongGyazoImageRegExp],
});