Function createLockfileHelper

packages/cli/src/cli/utils/lockfile.ts:8–100

()

import _ from "lodash";

export function createLockfileHelper() {
  return {
    isLockfileExists: () => {
      const lockfilePath = _getLockfilePath();
      return fs.existsSync(lockfilePath);
    },
    hasSourceData: (pathPattern: string): boolean => {
      const lockfile = _loadLockfile();
      const sectionKey = MD5(pathPattern);
      const section = lockfile.checksums[sectionKey];
      return !!section && Object.keys(section).length > 0;
    },
    registerSourceData: (
      pathPattern: string,
      sourceData: Record<string, any>,
    ) => {
      const lockfile = _loadLockfile();

      const sectionKey = MD5(pathPattern);
      const sectionChecksums = _.mapValues(sourceData, (value) => MD5(value));

      lockfile.checksums[sectionKey] = sectionChecksums;

      _saveLockfile(lockfile);
    },
    registerPartialSourceData: (
      pathPattern: string,
      partialSourceData: Record<string, any>,
    ) => {
      const lockfile = _loadLockfile();

      const sectionKey = MD5(pathPattern);
      const sectionChecksums = _.mapValues(partialSourceData, (value) =>
        MD5(value),
      );

      lockfile.checksums[sectionKey] = _.merge(
        {},
        lockfile.checksums[sectionKey] ?? {},
        sectionChecksums,
      );

      _saveLockfile(lockfile);
    },
    extractUpdatedData: (
      pathPattern: string,
      sourceData: Record<string, any>,
    ) => {
      const lockfile = _loadLockfile();

      const sectionKey = MD5(pathPattern);
      const currentChecksums = _.mapValues(sourceData, (value) => MD5(value));

      const savedChecksums = lockfile.checksums[sectionKey] || {};
      const updatedData = _.pickBy(
        sourceData,
        (value, key) => savedChecksums[key] !== currentChecksums[key],
      );