// ==UserScript==
// @name        Jiku-Chu direct link
// @namespace   https://nanaya.net
// @version     2.5.6
// @description Make proper link on Jiku-Chu pages
// @author      nanaya
// @match       http://www.jiku-chu.com/*
// @match       https://www.jiku-chu.com/*
// @grant       none
// @downloadURL https://hg.nanaya.net/ec-userscripts/raw-file/tip/jiku-chu-direct-link.user.js
// ==/UserScript==

'use strict';

const links = document.querySelectorAll("a[onclick^=\"age_verification_submit('/products/detail.php?product_id=\"]");
const removeOnClick = function (el) {
  const productId = el.getAttribute('onclick').replace(/.*product_id=(\d+).*/, '$1');
  const url = `/products/detail.php?product_id=${productId}`;

  el.setAttribute('href', url);
  el.setAttribute('onclick', '');
};

Array.prototype.forEach.call(links, removeOnClick);