import { Ref } from 'vue';

declare interface IReadState<T> {
    get(): T;
    subscribe(callback: SubscribeCallback<T>): UnsubscribeFunction;
}

declare interface IState<T> extends IReadState<T>, IWriteState<T> {
}

declare interface IWriteState<T> {
    set(newValue: T): void;
}

declare type SubscribeCallback<T> = (newValue: T) => void;

declare type UnsubscribeFunction = () => void;

export declare function useLiteState<T>(state: IState<T>): Ref<T>;

export declare function useWindowSizes(): Ref<{
    windowWidth: number;
    windowHeight: number;
}>;

export { }