isy-nodejs/src/Model/NodeDef.ts

Node.js wrapper for ISY interface including websockets for change notifications. Fork of isy-js by Rod Toll. Designed to be used in a node.js application.

import { Driver } from '../Definitions/Global/Drivers.js';
import type { MaybeArray } from '../Utils.js';

export interface DriverDef {
	id: Driver.Type;
	editor: string;
	hide?: string;
}
export interface SendCommandDef {
	id: string;
}

export interface ParamDef {
	id: string;
	editor: string;
	init: string;
	optional?: string;
}

export interface AcceptCommandDef {
	name?: string;
	id?: string;
	p?: MaybeArray<ParamDef>;
}

export interface NodeDef extends Nested<'st'> {
	id: string;
	nls: string;
	nodeType: string;
	eventMap: string;
	links: Link;
	sts: { st: MaybeArray<DriverDef> };
	cmds: {
		sends: { cmd: MaybeArray<SendCommandDef> };
		accepts: { cmd: MaybeArray<AcceptCommandDef> };
	};
}

export interface Accept {
	cmd: Cmd[];
}

export interface Cmd {
	accepts: Accept;
}

export interface Link {
	linkdef: string;
}

export interface Rsp {
	link: Link[];
}

export interface Link {
	ctl: string;
	rsp: Rsp;
}

export interface NodeDefs {
	nodeDef: MaybeArray<NodeDef>;
}

type n = NestedObject<'nodeDef'>;

type s = ReturnType<typeof flattenNestedObject<'nodeDef', NestedObject<'nodeDef'>>>;

type NestedObject<Label extends string> = { [x in `${Label}s`]: { [y in `${Label}`]: any } };

type Singular<T> = T extends `${infer R}s` ? R : never;

type PickNestedProperties<T> = { [P in keyof T]: T[P] extends { [Y in Singular<P>]: any } ? T[P] : never };

type PickStrings<T> = { [P in keyof T]: T[P] & P extends string ? P : never }[keyof T];

type PickProperties<T> = { [P in keyof T]: T[P] & P extends { [y in keyof P]: P[y] } ? P : never }[keyof T];

type GetPropertyTypes<T, Y extends keyof T = keyof T> = T extends { [x in Y]: infer R } ? R : never;

type NodeDefProperties = PickNestedProperties<NodeDef>;

type FlattenedNestedObject<T> = T extends NestedObject<infer R> ? R : never;
// ?
//   Omit<T, `${R}s`> & { [x in `${R}s`]: GetPropertyTypes<T[`${R}s`]> }
// : T;

type FlattenedNestedNodeDef = FlattenedNestedObject<NodeDef>;

function isNested<T extends string, objType extends object>(property: T, input: any): input is NestedObject<T> {
	let prop = `${property}s`;
	return input.hasOwnProperty(prop) ? input[prop].hasOwnProperty(property) : false;
}

type Nested<T extends string> = { [x in T]: { [y in Singular<x>]: any } };

type isNested<T> = T extends Nested<infer R> ? true : false;

//type isNestedNodeDef = isNested<NodeDef>;

export function flattenNestedProperty<T extends string>(input: NestedObject<T>, property: T) {
	if (isNested(property, input)) {
		//@ts-expect-error
		return { ...input, [`${property}s`]: input[`${property}s`][property] };
	}
}
//   for (const key in Object.keys(input)) {
//     const subkey = key.left(key.length - 1);
//     if (isNested(subkey, input)) {
//       const newValue = input[key][subkey];
//       clone[key] = newValue; //isArray(newValue) ? newValue.map(flattenNestedObject) : flattenNestedObject(newValue);
//     } else {
//       clone[key] = input[key];
//     }
//   }
//   return clone;
// }

export function flattenNestedObject<Label extends string, T = unknown>(
	input: NestedObject<Label>
): Omit<typeof input, Label> & { [x in `${Label}s`]: MaybeArray<T> | T | T[] } {
	let clone = {} as Omit<typeof input, Label> & { [x in `${Label}s`]: MaybeArray<T> | T | T[] };
	for (const key in Object.keys(input)) {
		const subkey = key.left(key.length - 1);
		if (isNested(subkey, input)) {
			const newValue = input[key][subkey];
			clone[key] = newValue; //isArray(newValue) ? newValue.map(flattenNestedObject) : flattenNestedObject(newValue);
		} else {
			clone[key] = input[key];
		}
	}
	return clone;
}