flashcards-example-project/src/utils/get-valuable.ts

type Valuable<T> = { [K in keyof T as T[K] extends null | undefined ? never : K]: T[K] }

export function getValuable<T extends {}, V = Valuable<T>>(obj: T): V {
  return Object.fromEntries(
    Object.entries(obj).filter(
      ([, v]) => !((typeof v === 'string' && !v.length) || v === null || typeof v === 'undefined')
    )
  ) as V
}