const omitDeepArrayWalk = (arr, key) => {
  return arr.map((val) => {
    if (Array.isArray(val)) return omitDeepArrayWalk(val, key)
    else if (typeof val === 'object') return omitDeep(val, key)
    return val
  })
}

const omitDeep = (obj: any, key: string | number): any => {
  const keys: Array<any> = Object.keys(obj);
  const newObj: any = {};
  keys.forEach((i: any) => {
    if (i !== key) {
      const val: any = obj[i];
      if (val instanceof Date) newObj[i] = val;
      else if (Array.isArray(val)) newObj[i] = omitDeepArrayWalk(val, key);
      else if (typeof val === 'object' && val !== null) newObj[i] = omitDeep(val, key);
      else newObj[i] = val;
    }
  });
  return newObj;
}

export const cleanInput = <T>(obj: T): T => {
  return omitDeep(obj, '__typename')
}