oberknecht-utils/lib-ts/utils/jsonModifiers/getByObjectFromTree.ts

Utils for oberknecht packages

export function getByObjectFromTree(
  obj: object,
  key: string,
  searchmode: number,
  parentkeynames?: boolean
): Array<string | any[]> | undefined {
  if (
    !obj ||
    typeof obj !== "object" ||
    !Object.keys(obj) ||
    !(key ?? undefined)
  )
    return undefined;
  searchmode = searchmode ?? 0;
  let matches: Array<string | string[]> = [];
  let _getobj = (obj2) => {
    Object.keys(obj2).forEach((o) => {
      function search(m) {
        switch (m) {
          case 0:
            return o === key;
          case 1:
            return o == key;
          case 2:
            return o.includes(key);
          case 3:
            return key.includes(o);
          case 10:
            return o.match(new RegExp(`${key}`));
          case 11:
            return o.match(new RegExp(`${key}`, "i"));
          case 15:
            return key.match(new RegExp(`${o}`));
          case 16:
            return key.match(new RegExp(`${o}`, "i"));
        }
      }

      if (
        (obj2[o] ?? undefined) &&
        typeof obj2[o] === "object" &&
        Object.keys(obj2[o])
      ) {
        if (search(searchmode) && parentkeynames) matches.push([obj2[o], obj2]);
        _getobj(obj2[o]);
      } else {
        if (search(searchmode)) matches.push([obj2[o], obj2]);
      }
    });
  };

  _getobj(obj);

  return matches;
}