import * as Van from "../van/van.members.js";

export type StateOf<T> = { readonly [K in keyof T]: Van.State<T[K]> }
export type ValueType<T> = T extends (infer V)[] ? V : T[keyof T]
export type KeyType<T> = T extends unknown[] ? number : string
export type ReplacementFunc<T> =
  T extends (infer V)[] ? (items: V[]) => readonly V[] :
  (items: [string, T[keyof T]][]) => readonly [string, T[keyof T]][]

declare const vanX:{
    calc: <R>(f: () => R) => R
    reactive: <T extends object>(obj: T) => T
    noreactive: <T extends object>(obj: T) => T,
    stateFields: <T extends object>(obj: T) => StateOf<T>
    raw: <T extends object>(obj: T) => T,
    list: <T extends object, ElementType extends Element>(
        container: (() => ElementType) | ElementType, items: T,
        itemFunc: (v: Van.State<ValueType<T>>,
        deleter: () => void, k: KeyType<T>) => Node
    ) => ElementType,
    replace: <T extends object>(obj: T, replacement: ReplacementFunc<T> | T) => T,
    compact: <T extends object>(obj: T) => T,
}
export default vanX;