/**
 * JavaScript primitive types
 */
export type Primitive = void | undefined | null | boolean | number | string | bigint | symbol

/**
 * Keep only the primitive properties of an object type
 */
export type OnlyPrimitiveProps<E extends object> = Pick<
  E,
  { [Prop in keyof E]: E[Prop] extends Primitive ? Prop : never }[keyof E]
>

/**
 * Remove the ID property from an object type
 */
export type WithoutID<E extends object> = Omit<E, 'id'>

/**
 * Keep only the primitive properties of an entity object, ID excluded
 */
export type EntityPrimDTO<E extends object> = OnlyPrimitiveProps<WithoutID<E>>

/**
 * Keep only the primitive properties of an entity object and convert its relations to arrays of identifiers
 */
export type EntityDTO<E extends object> = {
  [Prop in keyof EntityPrimDTO<E>]: EntityPrimDTO<E>[Prop] extends Array<{ id: string }>
    ? string[]
    : EntityPrimDTO<E>[Prop]
}

/**
 * Get the default sort DTO for a given entity
 */
export type SortEntityDTO<E extends object> = {
  [K in keyof OnlyPrimitiveProps<E>]: 'ASC' | 'DESC' | 1 | -1
}