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mirror of https://github.com/jaandrle/deka-dom-el synced 2024-11-22 07:49:38 +01:00
deka-dom-el/dist/esm-with-signals.d.ts

164 lines
6.3 KiB
TypeScript

type CustomElementTagNameMap= { '#text': Text, '#comment': Comment }
type SupportedElement=
HTMLElementTagNameMap[keyof HTMLElementTagNameMap]
| SVGElementTagNameMap[keyof SVGElementTagNameMap]
| MathMLElementTagNameMap[keyof MathMLElementTagNameMap]
| CustomElementTagNameMap[keyof CustomElementTagNameMap];
declare global {
type ddeComponentAttributes= Record<any, any> | undefined | string;
type ddeElementModifier<El extends SupportedElement | DocumentFragment>= (element: El)=> El;
}
type AttrsModified= {
/**
* Use string like in HTML (internally uses `*.setAttribute("style", *)`), or object representation (like DOM API).
*/
style: string | Partial<CSSStyleDeclaration>
/**
* Provide option to add/remove/toggle CSS clasess (index of object) using 1/0/-1. In fact `el.classList.toggle(class_name)` for `-1` and `el.classList.toggle(class_name, Boolean(...))` for others.
*/
classList: Record<string,-1|0|1|boolean>,
/**
* By default simiral to `className`, but also supports `string[]`
* */
className: string | (string|boolean|undefined)[];
/**
* Sets `aria-*` simiraly to `dataset`
* */
ariaset: Record<string,string>,
}
/**
* Just element attributtes
*
* In most cases, you can use native propertie such as [MDN WEB/API/Element](https://developer.mozilla.org/en-US/docs/Web/API/Element) and so on (e.g. [`Text`](https://developer.mozilla.org/en-US/docs/Web/API/Text)).
*
* There is added support for `data[A-Z].*`/`aria[A-Z].*` to be converted to the kebab-case alternatives.
* @private
*/
type ElementAttributes<T extends SupportedElement>= Omit<T,keyof AttrsModified> & AttrsModified;
export function assign<El extends SupportedElement>(element: El, ...attrs_array: Partial<ElementAttributes<El>>[]): El
type ExtendedHTMLElementTagNameMap= HTMLElementTagNameMap & CustomElementTagNameMap
interface element<el>{
prototype: el;
append(...els: (SupportedElement | DocumentFragment | string | element<SupportedElement | DocumentFragment>)[]): el
}
export function el<TAG extends keyof ExtendedHTMLElementTagNameMap>(
tag_name: TAG,
attrs?: string | Partial<ElementAttributes<ExtendedHTMLElementTagNameMap[TAG]>>,
...modifiers: ddeElementModifier<ExtendedHTMLElementTagNameMap[TAG]>[]
): element<ExtendedHTMLElementTagNameMap[TAG]>
export function el<T>(
tag_name?: "<>",
): element<DocumentFragment>
export function el<
A extends ddeComponentAttributes,
C extends (attr: A)=> SupportedElement | DocumentFragment>(
fComponent: C,
attrs?: A,
...modifiers: ddeElementModifier<ReturnType<C>>[]
): element<ReturnType<C>>
export function el(
tag_name: string,
attrs?: string | Record<string, any>,
...modifiers: ddeElementModifier<HTMLElement>[]
): element<HTMLElement>
export function elNS(
namespace: "http://www.w3.org/2000/svg"
): <TAG extends keyof SVGElementTagNameMap, KEYS extends keyof SVGElementTagNameMap[TAG] & { d: string }>(
tag_name: TAG,
attrs?: string | Partial<{ [key in KEYS]: SVGElementTagNameMap[TAG][key] | string | number | boolean }>,
...modifiers: ddeElementModifier<SVGElementTagNameMap[TAG]>[]
)=> element<SVGElementTagNameMap[TAG]>
export function elNS(
namespace: "http://www.w3.org/1998/Math/MathML"
): <TAG extends keyof MathMLElementTagNameMap, KEYS extends keyof MathMLElementTagNameMap[TAG] & { d: string }>(
tag_name: TAG,
attrs?: string | Partial<{ [key in KEYS]: MathMLElementTagNameMap[TAG][key] | string | number | boolean }>,
...modifiers: ddeElementModifier<MathMLElementTagNameMap[TAG]>[]
)=> element<MathMLElementTagNameMap[TAG]>
export function elNS(
namespace: string
): (
tag_name: string,
attrs?: string | Record<string, any>,
...modifiers: ddeElementModifier<SupportedElement>[]
)=> element<SupportedElement>
export function dispatchEvent(element: SupportedElement, name: keyof DocumentEventMap): void;
export function dispatchEvent(element: SupportedElement, name: string, data: any): void;
interface On{
<
EE extends ddeElementModifier<SupportedElement>,
El extends ( EE extends ddeElementModifier<infer El> ? El : never ),
Event extends keyof DocumentEventMap>(
type: Event,
listener: (this: El, ev: DocumentEventMap[Event]) => any,
options?: AddEventListenerOptions
) : EE;
connected<
EE extends ddeElementModifier<SupportedElement>,
El extends ( EE extends ddeElementModifier<infer El> ? El : never )
>(
listener: (el: El) => any,
options?: AddEventListenerOptions
) : EE;
disconnected<
EE extends ddeElementModifier<SupportedElement>,
El extends ( EE extends ddeElementModifier<infer El> ? El : never )
>(
listener: (el: El) => any,
options?: AddEventListenerOptions
) : EE;
}
export const on: On;
export const scope: {
host: ddeElementModifier<any>,
};
export type Signal<V, A>= (set?: V)=> V & A;
type Action<V>= (this: { value: V }, ...a: any[])=> typeof S._ | void;
type SymbolOnclear= Symbol;
type SymbolSignal= Symbol;
type Actions<V>= Record<string, Action<V>>;
interface S {
_: Symbol
/**
* Simple example:
* ```js
* const hello= S("Hello Signal");
* ```
* …simple todo signal:
* ```js
* const todos= S([], {
* add(v){ this.value.push(S(v)); },
* remove(i){ this.value.splice(i, 1); },
* [S.symbols.onclear](){ S.clear(...this.value); },
* });
* ```
* …computed signal:
* ```js
* const name= S("Jan");
* const surname= S("Andrle");
* const fullname= S(()=> name()+" "+surname());
* ```
* @param value Initial signal value. Or function computing value from other signals.
* @param actions Use to define actions on the signal. Such as add item to the array.
* There is also a reserved function `S.symbol.onclear` which is called when the signal is cleared
* by `S.clear`.
* */
<V, A extends Actions<V>>(value: V, actions?: A): Signal<V, A>;
action<S extends Signal<any, Actions<any>>, A extends (S extends Signal<any, infer A> ? A : never), N extends keyof A>(
signal: S,
name: N,
...params: A[N] extends (...args: infer P)=> any ? P : never
): void;
clear(...signals: Signal<any, any>[]): void;
on<T>(signal: Signal<T, any>, onchange: (a: T)=> void, options?: AddEventListenerOptions): void;
symbols: {
signal: SymbolSignal;
onclear: SymbolOnclear;
}
el<S extends any, T extends HTMLElement>(signal: Signal<S, any>, el: (v: S)=> T): T;
}
export const S: S;
declare global {
type ddeSignal<T, A= {}>= Signal<T, A>;
type ddeActions<V>= Actions<V>
}