Function fetchAssets

packages/markmap-cli/src/fetch-assets.ts:18–68

({
  assetsDir = config.assetsDir,
  verbose,
}: {
  assetsDir?: string;
  verbose?: boolean;
} = {})

const providerName = 'local-hook';

async function fetchAssets({
  assetsDir = config.assetsDir,
  verbose,
}: {
  assetsDir?: string;
  verbose?: boolean;
} = {}) {
  const transformer = new Transformer();
  transformer.urlBuilder.setProvider(providerName, localProvider);
  transformer.urlBuilder.provider = providerName;
  const assets = transformer.getAssets();
  delete transformer.urlBuilder.providers[providerName];
  const pluginPaths = extractAssets(assets)
    .filter((url) => url.startsWith(ASSETS_PREFIX))
    .map((url) => url.slice(ASSETS_PREFIX.length));
  const resources = transformer.plugins.flatMap(
    (plugin) => plugin.config?.resources || [],
  );
  const paths = [
    ...baseJsPaths,
    ...pluginPaths,
    ...resources,
    ...extractAssets(toolbarAssets),
  ];
  const resolveDepPath = (path: string) => {
    const parts = path.split('/');
    const offset = parts[0].startsWith('@') ? 1 : 0;
    parts[offset] = parts[offset].split('@')[0];
    path = parts.join('/');
    if (path.startsWith('d3')) {
      path = 'markmap-view/node_modules/' + path;
    } else if (!path.startsWith('markmap-')) {
      path = 'markmap-lib/node_modules/' + path;
    }
    return resolve('..', path);
  };
  await Promise.all(
    paths.map(async (path) => {
      const fullPath = resolve(assetsDir, path);
      let url: string | undefined;
      await downloadAsset(fullPath, async () => (url = resolveDepPath(path)));
      if (verbose) {
        console.log(
          url
            ? `Fetched: ${url} -> ${fullPath}`
            : `Skipped existing file: ${fullPath}`,
        );
      }
    }),
  );
}

async function downloadAsset(
  fullPath: string,