ptz-math/src/index.ts

ptz-math is a library for math operations such as random()

/**
 * Takes min and max then returns
 * an random number between them.
 */
const random = (min: number, max: number) =>
    Math.floor(Math.random() * max) + min;

/**
 * Gets some random item from the given array.
 * @param list
 */
function getRandomItem(list: any[]): any {
    if (!list) return null;

    if (list.length === 0)
        return list[0];

    const randomIndex = random(1, list.length) - 1;
    return list[randomIndex];
}

export {
    random,
    getRandomItem
};