export default (input: string): string[] => {
	if (
		Object.keys(aliases).some((a) => a.toLowerCase() === input.toLowerCase())
	) {
		const codes = aliases[input];
		return Array.isArray(codes) ? codes : [codes];
	} else {
		return [input];
	}
};

export const aliases = {
	esc: "Escape",
	enter: ["Enter", "NumpadEnter"],
	up: "ArrowUp",
	down: "ArrowDown",
	left: "ArrowLeft",
	right: "ArrowRight",
	plus: ["NumpadAdd", "Semicolon"],
};

/*!
 * Programatically add the following
 */

// lower case chars
for (let i = 97; i < 123; i++) {
	const char = String.fromCharCode(i);
	aliases[char] = `Key${char.toUpperCase()}`;
}

// numbers
for (let i = 0; i < 10; i++) {
	aliases[i] = [`Numpad${i}`, `Digit${i}`];
}