export const mergeObjectsDeep = <T, U>(obj1: T, obj2: U): T & U => {
  const mergedObj = { ...obj1 } as T & U

  for (const key in obj2) {
    if (
      obj2[key] instanceof Object &&
      !Array.isArray(obj2[key]) &&
      obj1[key as never]
    ) {
      mergedObj[key] = mergeObjectsDeep(obj1[key as never], obj2[key])
    } else {
      // eslint-disable-next-line @typescript-eslint/ban-ts-comment
      // @ts-ignore
      // eslint-disable-next-line no-prototype-builtins
      if (!mergedObj.hasOwnProperty(key)) {
        // eslint-disable-next-line @typescript-eslint/ban-ts-comment
        // @ts-ignore
        mergedObj[key] = obj2[key]
      }
    }
  }
  return mergedObj
}