Amazon.co.jpの欲しいものリストにポイントを表示
目前為
// ==UserScript==
// @name Show points on Amazon.co.jp wishlist
// @namespace https://gf.qytechs.cn/ja/users/165645-agn5e3
// @version 1.4.2
// @description Amazon.co.jpの欲しいものリストにポイントを表示
// @author agn5e3
// @license Apache-2.0
// @match https://www.amazon.co.jp/*/wishlist/*
// ==/UserScript==
(function() {
'use strict';
const domParser = new DOMParser();
const observer = new MutationObserver((records) => {
for (const record of records) {
for (const node of record.addedNodes) {
displayPoint(node);
}
}
});
const modifyCharacter = ((str) => str.replace(/[\s]+/g, '').replace(/（/, '(')
.replace(/）/, ')').replace(/：/, ':').replace(/の割引/, '円').replace(/\(/, ' (')
);
const setColor = ((str) => {
let ratio = str.match(/[0-9]+%/);
if (ratio === null) {
ratio = 0;
} else {
ratio = parseInt(ratio);
}
let color;
if (ratio < 25) {
color = '#111';
} else if (ratio < 50) {
color = '#f60';
} else if (ratio < 75) {
color = '#f0f';
} else {
color = '#f00';
}
return '<p style="margin:0;color:' + color + '">' + str + '</p>';
});
const displayPoint = ((node) => {
if (node.querySelectorAll && node.getElementsByClassName('fetched')[0] ===
undefined && node.querySelector('div[id^="item_"]') !== null && /Kindle/.test(
node.innerText)) {
node.getElementsByTagName('div')[0].classList.add('fetched');
const priceSection = node.getElementsByClassName('price-section')[0];
const asin = JSON.parse(priceSection.attributes["data-item-prime-info"].value)
.asin;
node.getElementsByClassName('a-price-symbol')[0].textContent = '＞';
fetch('https://www.amazon.co.jp/dp/' + asin, {
credentials: 'include'
}).then((response) => {
if (!response.ok) {
throw Error(response.statusText);
}
return response.text();
}).then((text) => {
const html = domParser.parseFromString(text, 'text/html');
const printPrice = html.getElementsByClassName('print-list-price')[0];
const kindleSave = html.getElementsByClassName('ebooks-price-savings')[
0];
const loyaltyPoint = html.getElementsByClassName('loyalty-points')[0];
if (printPrice !== undefined) priceSection.insertAdjacentHTML(
'afterbegin', setColor(modifyCharacter(printPrice.innerText)));
if (kindleSave !== undefined) priceSection.insertAdjacentHTML(
'beforeend', setColor('割引:' + modifyCharacter(kindleSave.innerText).replace(
/￥/, '')));
if (loyaltyPoint !== undefined) priceSection.insertAdjacentHTML(
'beforeend', setColor(modifyCharacter(loyaltyPoint.innerText)));
node.getElementsByClassName('a-price-symbol')[0].remove();
node.getElementsByClassName('itemAvailability')[0].remove();
node.getElementsByClassName('a-price-whole')[0].insertAdjacentHTML(
'afterbegin', '￥');
node.getElementsByClassName('a-price')[0].classList.add(
'a-color-price', 'a-size-large');
}).catch((error) => console.error(error));
}
});
const main = ((node) => {
for (const node of document.getElementsByClassName('g-item-sortable')) {
displayPoint(node);
}
observer.observe(document.getElementById('g-items'), {
childList: true,
subtree: true,
});
});
fetch('https://www.amazon.co.jp/gp/product/black-curtain-redirect.html', {
credentials: 'include'
}).then(() => main());
})();
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