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Dmytro Levchenko levchenkod

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Modern web applications developer 👨🏻‍💻

levchenkod / Create Social LA Campaign.json

Created July 18, 2025 21:49

Create Social LA Campaign - Crome Recording

levchenkod / useResetFormAsync.test.tsx

Created July 18, 2025 17:08

useResetFormAsync - React Hook Form async reset

	import { describe, it, expect, vi, beforeEach, afterEach } from 'vitest';
	import { render, act } from '#tests/utils';
	import { FormProvider, useForm } from 'react-hook-form';
	import { useResetFormAsync } from './useResetFormAsync';
	import React, { useEffect } from 'react';

	vi.useFakeTimers();

	// Mock requestAnimationFrame to work with fake timers
	vi.spyOn(global, 'requestAnimationFrame').mockImplementation((cb) => {

levchenkod / .zshrc

Created April 20, 2025 18:47

`p` - terminal command to add all, commit and push to the current branch

	function gitacp() {
	if git diff --quiet && git diff --cached --quiet; then
	echo "✅ No changes to commit. Exiting."
	return 0
	fi

	if [ -z "$1" ]; then
	echo "Usage: gitac \"commit message\""
	return 1
	fi

levchenkod / catchErrorTyped

Created November 21, 2024 06:37

	//https://www.youtube.com/watch?v=AdmGHwvgaVs&t=414s

	const catchErrorTyped = <T, E extends new (message?: string) =>
	Error>(
	p: Promise<T>,
	customErrors?: E[]
	):Promise<(undefined\| T)[] \| [E]> => {

	return p.then((data:T) => {
	return [undefined, data];

levchenkod / next-router-mock.test.jsx

Created July 2, 2024 23:07

Mock next/router with next-router-mock lib

	import mockRouter from "next-router-mock";

	jest.mock("next/router", () => jest.requireActual("next-router-mock"));

	describe("Page useRouter hook", () => {
	it("renders", () => {
	mockRouter.push("/home?with=query");

	//...
	});

levchenkod / swr-infinite-mock.test.jsx

Created July 2, 2024 23:05

Mock useSWRInfinite with Jest

	import useSWRInfinite from "swr/infinite";

	jest.mock("swr/infinite");

	describe("Page with SWRInfinite", () => {
	it("renders", () => {
	(useSWRInfinite as jest.Mock).mockResolvedValue({
	data: [{ data: [] }],
	error: null,
	});

levchenkod / zoho.getAccessToken.ts

Last active June 10, 2024 00:12

Zoho API create Lead example

	/**
	* Based on this article
	* https://medium.com/geekculture/using-zoho-api-for-leads-in-node-js-ea204e98d41b
	*/

	/**
	* IMPORTANT: pay attention to the super-domain ("com", "eu", etc).
	* Must be the same you used for the client registration.
	* Otherwise will cause: `{ "error": "invalid_client" }`
	*/

levchenkod / enumToArray.test.ts

Created April 22, 2024 01:47

Safely convert enum to array

	import enumToArray from "./enumToArray";

	enum Numbers {
	One = 'One',
	Two = 'Two',
	Three = 'Three'
	};

	enum Empty {}

levchenkod / nullish_coalescing_replacement.md

Last active March 21, 2024 20:29

RegExp to replace Nullish coalescing assignment with a custom logic. For old Node.js versions

RegExp Query:

([\(\)\._a-zA-Z]*)\s\?\?=\s([\._a-zA-Z\(\)]*)

RegExp Substitue With:

$1 = ($1 === null || $1 === undefined) ? $2 : $1

Example:

levchenkod / next.config.js

Last active February 12, 2023 18:53

NextJS config to ignore test files inside /page dir

	{
	"title": "Create Social LA Campaign",
	"steps": [
	{
	"type": "setViewport",
	"width": 1447,
	"height": 742,
	"deviceScaleFactor": 1,
	"isMobile": false,
	"hasTouch": false,