Optimized version to load Amazon product prices with customizable settings, minimized RAM usage, and UI.
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// ==UserScript==
// @name Amazon Seller Product Price Loader
// @namespace http://tampermonkey.net/
// @version 4.7
// @description Optimized version to load Amazon product prices with customizable settings, minimized RAM usage, and UI.
// @license MIT https://opensource.org/licenses/MIT
// @match https://sellercentral.amazon.com/*
// @match https://sellercentral.amazon.co.uk/*
// @match https://sellercentral.amazon.de/*
// @match https://sellercentral.amazon.fr/*
// @match https://sellercentral.amazon.it/*
// @match https://sellercentral.amazon.es/*
// @match https://sellercentral.amazon.ca/*
// @match https://sellercentral.amazon.com.mx/*
// @match https://sellercentral.amazon.com.br/*
// @match https://sellercentral.amazon.co.jp/*
// @match https://sellercentral.Amazon.com.br/*
// @match https://sellercentral.amazon.com.au/*
// @grant GM_getValue
// @grant GM_setValue
// @grant GM_registerMenuCommand
// @grant GM_addStyle
// @grant GM_getResourceText
// @grant GM_xmlhttpRequest
// @resource IMPORTED_CSS https://cdnjs.cloudflare.com/ajax/libs/tailwindcss/2.2.19/tailwind.min.css
// @run-at document-end
// ==/UserScript==
// ==UserScript==
// @name Amazon Seller Product Price Loader (Optimized and Debugged)
// @namespace http://tampermonkey.net/
// @version 4.6
// @description Optimized version to load Amazon product prices with customizable settings, minimized RAM usage, and UI.
// @license MIT https://opensource.org/licenses/MIT
// @match https://sellercentral.amazon.com/*
// @match https://sellercentral.amazon.co.uk/*
// @match https://sellercentral.amazon.de/*
// @match https://sellercentral.amazon.fr/*
// @match https://sellercentral.amazon.it/*
// @match https://sellercentral.amazon.es/*
// @match https://sellercentral.amazon.ca/*
// @match https://sellercentral.amazon.com.mx/*
// @match https://sellercentral.amazon.com.br/*
// @match https://sellercentral.amazon.co.jp/*
// @match https://sellercentral.amazon.in/*
// @match https://sellercentral.amazon.com.au/*
// @grant GM_getValue
// @grant GM_setValue
// @grant GM_registerMenuCommand
// @grant GM_addStyle
// @grant GM_getResourceText
// @grant GM_xmlhttpRequest
// @resource IMPORTED_CSS https://cdnjs.cloudflare.com/ajax/libs/tailwindcss/2.2.19/tailwind.min.css
// @run-at document-end
// ==/UserScript==
(function () {
'use strict';
const defaultOptions = {
fontSize: '12px',
fontFamily: 'Arial, sans-serif',
textColor: '#0066c0',
priceColor: '#0066c0',
reviewsColor: '#008800',
sellerColor: '#cc5500',
glowColor: '#ff00ff',
showFrame: true,
frameColor: '#cccccc',
loadDelay: 10,
currency: 'default',
enableNotifications: false
};
let options = Object.keys(defaultOptions).reduce((acc, key) => {
acc[key] = GM_getValue(key, defaultOptions[key]);
return acc;
}, {});
const MAX_RETRIES = 2;
const RETRY_DELAY = 40;
// Add Tailwind CSS
GM_addStyle(GM_getResourceText("IMPORTED_CSS"));
function addCustomStyle() {
let styles = [];
if (options.fontBold) {
styles.push('font-bold');
}
if (options.glowIntensity > 0) {
styles.push(`text-shadow: 0 0 ${options.glowIntensity * 20}px ${options.glowColor}`);
}
styles.push(`color: ${options.priceColor}`);
styles.push(`font-family: ${options.fontFamily}`);
styles.push(`font-size: ${options.fontSize}`);
const glowBlurRadius = options.glowIntensity * 10;
const glowSpreadRadius = options.glowIntensity * 5;
styles.push(`text-shadow: 0 0 ${glowBlurRadius}px ${options.glowColor}, 0 0 ${glowSpreadRadius}px ${options.glowColor}`);
styles.push(`color: ${options.priceColor}`);
styles.push(`font-family: ${options.fontFamily}`);
styles.push(`font-size: ${options.fontSize}`);
const customStyle = styles.join('; ');
document.documentElement.style.setProperty('--custom-style', customStyle);
if (options.glowIntensity > 0) {
styles.push(`text-shadow: 0 0 ${options.glowIntensity * 20}px ${options.glowColor}`);
}
styles.push(`color: ${options.priceColor}`);
styles.push(`font-family: ${options.fontFamily}`);
styles.push(`font-size: ${options.fontSize}`);
const isDarkMode = document.body.classList.contains('dark');
function getInvertedColor(color) {
// Convert the hex color to RGB
const r = parseInt(color.slice(1, 3), 16);
const g = parseInt(color.slice(3, 5), 16);
const b = parseInt(color.slice(5, 7), 16);
// Invert the RGB values
const invR = 255 - r;
const invG = 255 - g;
const invB = 255 - b;
// Convert the inverted RGB values back to hex
return `#${invR.toString(16).padStart(2, '0')}${invG.toString(16).padStart(2, '0')}${invB.toString(16).padStart(2, '0')}`;
}
GM_addStyle(`
.price-display-container {
display: block;
margin-top: 4px;
}
.price-display {
display: block;
font-size: ${options.fontSize};
font-family: ${options.fontFamily};
color: ${isDarkMode ? getInvertedColor(options.priceColor) : options.priceColor};
text-shadow: 0 0 ${glowBlurRadius}px ${options.glowColor}, 0 0 ${glowSpreadRadius}px ${options.glowColor};
font-weight: ${options.fontBold ? 'bold' : 'normal'};
}
.rating-display {
display: block;
font-size: ${options.fontSize};
font-family: ${options.fontFamily};
color: ${isDarkMode ? getInvertedColor(options.reviewsColor) : options.reviewsColor};
text-shadow: 0 0 ${glowBlurRadius}px ${options.glowColor}, 0 0 ${glowSpreadRadius}px ${options.glowColor};
font-weight: ${options.fontBold ? 'bold' : 'normal'};
}
.seller-display {
display: block;
font-size: ${options.fontSize};
font-family: ${options.fontFamily};
color: ${isDarkMode ? getInvertedColor(options.sellerColor) : options.sellerColor};
text-shadow: 0 0 ${glowBlurRadius}px ${options.glowColor}, 0 0 ${glowSpreadRadius}px ${options.glowColor};
font-weight: ${options.fontBold ? 'bold' : 'normal'};
}
.loading {
opacity: 0.5;
padding: 1px 8px;
border: 1px solid ${options.frameColor};
display: inline-block;
}
#amazon-price-loader-settings {
position: fixed;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
z-index: 10000;
background: #f9f9f9;
padding: 15px;
border-radius: 8px;
box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
max-width: 400px;
width: 90%;
overflow: hidden;
border: 1px solid #ccc;
display: flex;
flex-wrap: wrap;
justify-content: space-between;
}
.settings-overlay {
position: fixed;
top: 0;
left: 0;
right: 0;
bottom: 0;
background: rgba(0, 0, 0, 0.5);
z-index: 9999;
}
.tooltip {
position: absolute;
background: white;
border: 1px solid black;
padding: 10px;
z-index: 1000;
}
.setting-row {
display: flex;
flex-direction: column;
width: 48%;
margin-bottom: 10px;
}
.setting-label {
font-weight: bold;
color: #333;
margin-bottom: 5px;
}
.setting-button {
background-color: #007bff;
color: white;
border: none;
border-radius: 5px;
padding: 5px 10px;
cursor: pointer;
transition: background-color 0.3s;
font-size: 14px;
width: 100%;
margin-top: 10px;
}
.setting-button:hover {
background-color: #0056b3;
}
.color-picker {
width: 100%;
height: 30px;
border: none;
padding: 0;
cursor: pointer;
}
.font-picker {
width: 100%;
padding: 5px;
border: 1px solid #ccc;
border-radius: 5px;
}
.font-size-input {
width: 100%;
padding: 5px;
border: 1px solid #ccc;
border-radius: 5px;
}
`);
}
function createSettingsUI() {
// Check if the settings overlay already exists
if (document.querySelector('.settings-overlay')) {
return; // Exit the function if the overlay is already present
}
const settingsContainer = document.createElement('div');
settingsContainer.className = 'settings-container bg-white shadow-md rounded-lg p-2 w-48';
const title = document.createElement('h2');
title.textContent = 'Settings';
title.classList.add('text-xs', 'font-bold', 'mb-2');
settingsContainer.style.position = 'fixed';
settingsContainer.style.top = '0px'; // Adjust the value to move the menu up or down
settingsContainer.style.right = '70px'; // Adjust the value to move the menu left or right
settingsContainer.appendChild(title);
// Display Settings
const displaySettings = document.createElement('div');
displaySettings.classList.add('mb-2');
const fontSizeRow = document.createElement('div');
fontSizeRow.classList.add('flex', 'items-center', 'justify-between');
const fontSizeLabel = document.createElement('label');
fontSizeLabel.textContent = 'Size';
fontSizeLabel.classList.add('text-xxs', 'font-medium');
const fontSizeInput = document.createElement('input');
fontSizeInput.type = 'number';
fontSizeInput.value = options.fontSize.replace('px', '');
fontSizeInput.min = 8;
fontSizeInput.max = 36;
fontSizeInput.className = 'w-10 px-1 py-0.5 border rounded text-xxs';
fontSizeInput.onchange = (e) => {
options.fontSize = `${e.target.value}px`;
addCustomStyle();
};
fontSizeRow.appendChild(fontSizeLabel);
fontSizeRow.appendChild(fontSizeInput);
displaySettings.appendChild(fontSizeRow);
const fontFamilyRow = document.createElement('div');
fontFamilyRow.classList.add('flex', 'items-center', 'justify-between');
const fontFamilyLabel = document.createElement('label');
fontFamilyLabel.textContent = 'Font';
fontFamilyLabel.classList.add('text-xxs', 'font-medium');
const fontFamilyInput = document.createElement('select');
fontFamilyInput.className = 'w-full px-1 py-0.5 border rounded text-xxs';
fontFamilyInput.onchange = (e) => {
options.fontFamily = e.target.value;
addCustomStyle();
};
const fonts = [
'Arial, sans-serif',
'Times New Roman, serif',
'Verdana, sans-serif',
'Georgia, serif',
'Courier New, monospace',
'Roboto, sans-serif',
'Open Sans, sans-serif',
'Lato, sans-serif',
'Montserrat, sans-serif',
'Poppins, sans-serif'
];
fonts.forEach(font => {
const option = document.createElement('option');
option.value = font;
option.textContent = font;
option.selected = options.fontFamily === font;
fontFamilyInput.appendChild(option);
});
// Bold functionality
const fontBoldRow = document.createElement('div');
fontBoldRow.classList.add('flex', 'items-center', 'justify-between');
const fontBoldLabel = document.createElement('label');
fontBoldLabel.textContent = 'Bold';
fontBoldLabel.classList.add('text-xxs', 'font-medium');
const fontBoldCheckbox = document.createElement('input');
fontBoldCheckbox.type = 'checkbox';
fontBoldCheckbox.checked = options.fontBold;
fontBoldCheckbox.className = 'w-4 h-4 border rounded';
fontBoldCheckbox.onchange = (e) => {
options.fontBold = e.target.checked;
addCustomStyle();
};
fontBoldRow.appendChild(fontBoldLabel);
fontBoldRow.appendChild(fontBoldCheckbox);
displaySettings.appendChild(fontBoldRow);
fontFamilyRow.appendChild(fontFamilyLabel);
fontFamilyRow.appendChild(fontFamilyInput);
displaySettings.appendChild(fontFamilyRow);
displaySettings.appendChild(fontBoldCheckbox);
displaySettings.appendChild(fontBoldLabel);
settingsContainer.appendChild(displaySettings);
// Color Settings
const colorSettings = document.createElement('div');
colorSettings.classList.add('mb-2');
const priceColorRow = document.createElement('div');
priceColorRow.classList.add('flex', 'items-center', 'justify-between');
const priceColorLabel = document.createElement('label');
priceColorLabel.textContent = 'Price';
priceColorLabel.classList.add('text-xxs', 'font-medium');
const priceColorInput = document.createElement('input');
priceColorInput.type = 'color';
priceColorInput.value = options.priceColor;
priceColorInput.className = 'w-5 h-5 border rounded-full';
priceColorInput.onchange = (e) => {
options.priceColor = e.target.value;
addCustomStyle();
};
priceColorRow.appendChild(priceColorLabel);
priceColorRow.appendChild(priceColorInput);
colorSettings.appendChild(priceColorRow);
const reviewsColorRow = document.createElement('div');
reviewsColorRow.classList.add('flex', 'items-center', 'justify-between');
const reviewsColorLabel = document.createElement('label');
reviewsColorLabel.textContent = 'Reviews';
reviewsColorLabel.classList.add('text-xxs', 'font-medium');
const reviewsColorInput = document.createElement('input');
reviewsColorInput.type = 'color';
reviewsColorInput.value = options.reviewsColor;
reviewsColorInput.className = 'w-5 h-5 border rounded-full';
reviewsColorInput.onchange = (e) => {
options.reviewsColor = e.target.value;
addCustomStyle();
};
reviewsColorRow.appendChild(reviewsColorLabel);
reviewsColorRow.appendChild(reviewsColorInput);
colorSettings.appendChild(reviewsColorRow);
const sellerColorRow = document.createElement('div');
sellerColorRow.classList.add('flex', 'items-center', 'justify-between');
const sellerColorLabel = document.createElement('label');
sellerColorLabel.textContent = 'Seller';
sellerColorLabel.classList.add('text-xxs', 'font-medium');
const sellerColorInput = document.createElement('input');
sellerColorInput.type = 'color';
sellerColorInput.value = options.sellerColor;
sellerColorInput.className = 'w-5 h-5 border rounded-full';
sellerColorInput.onchange = (e) => {
options.sellerColor = e.target.value;
addCustomStyle();
};
sellerColorRow.appendChild(sellerColorLabel);
sellerColorRow.appendChild(sellerColorInput);
colorSettings.appendChild(sellerColorRow);
settingsContainer.appendChild(colorSettings);
// Global Glow Settings
const glowSettings = document.createElement('div');
glowSettings.classList.add('mb-2');
const glowColorRow = document.createElement('div');
glowColorRow.classList.add('flex', 'items-center', 'justify-between');
const glowColorLabel = document.createElement('label');
glowColorLabel.textContent = 'Glow Color';
glowColorLabel.classList.add('text-xxs', 'font-medium');
const glowColorInput = document.createElement('input');
glowColorInput.type = 'color';
glowColorInput.value = options.glowColor;
glowColorInput.className = 'w-5 h-5 border rounded-full';
glowColorInput.onchange = (e) => {
options.glowColor = e.target.value;
GM_setValue('glowColor', options.glowColor); // Save to memory
addCustomStyle();
};
const glowColor = options.glowColor || '#ff00ff';
const glowIntensity = options.glowIntensity || 0.5;
const isBold = options.isBold ? 'bold' : 'normal';
const fontColor = options.fontColor || '#000000';
const style = document.createElement('style');
style.innerHTML = `
.price-display, .rating-display, .seller-display {
text-shadow: 0 0 ${glowIntensity * 10}px ${glowColor}; /* Apply glow */
color: ${fontColor}; /* Apply font color */
font-weight: ${isBold}; /* Apply bold if set */
}
`;
document.head.appendChild(style);
addCustomStyle();
const glowIntensityInput = document.createElement('input');
glowIntensityInput.type = 'range';
glowIntensityInput.min = 0;
glowIntensityInput.max = 1;
glowIntensityInput.step = 0.1;
glowIntensityInput.value = options.glowIntensity;
glowIntensityInput.className = 'w-full';
glowIntensityInput.onchange = (e) => {
options.glowIntensity = parseFloat(e.target.value);
GM_setValue('glowIntensity', options.glowIntensity); // Save to memory
addCustomStyle();
};
const glowIntensityLabel = document.createElement('label');
glowIntensityLabel.textContent = 'Glow Intensity';
glowIntensityLabel.classList.add('text-xxs', 'font-medium');
glowColorRow.appendChild(glowColorLabel);
glowColorRow.appendChild(glowColorInput);
glowSettings.appendChild(glowColorRow);
glowSettings.appendChild(glowIntensityLabel);
glowSettings.appendChild(glowIntensityInput);
settingsContainer.appendChild(glowSettings);
const buttonsContainer = document.createElement('div');
buttonsContainer.classList.add('flex', 'justify-end', 'space-x-2');
const saveButton = document.createElement('button');
saveButton.className = 'bg-blue-500 hover:bg-blue-600 text-white font-medium py-0.5 px-2 rounded text-xxs';
saveButton.textContent = 'Save';
saveButton.onclick = () => {
options.fontSize = `${fontSizeInput.value}px`;
options.fontFamily = fontFamilyInput.value;
options.fontBold = fontBoldCheckbox.checked;
options.priceColor = priceColorInput.value;
options.reviewsColor = reviewsColorInput.value;
options.sellerColor = sellerColorInput.value;
options.glowColor = GM_getValue('glowColor', '#ff00ff'); // Default glow color
options.glowIntensity = GM_getValue('glowIntensity', 0.5); // Default glow intensity
options.isBold = GM_getValue('isBold', false); // Default bold setting (false = not bold)
options.fontColor = GM_getValue('fontColor', '#000000'); // Default font color
Object.keys(options).forEach(key => {
GM_setValue(key, options[key]);
});
addCustomStyle();
document.body.removeChild(settingsOverlay);
};
buttonsContainer.appendChild(saveButton);
settingsContainer.appendChild(buttonsContainer);
const settingsOverlay = document.createElement('div');
settingsOverlay.className = 'settings-overlay';
settingsOverlay.appendChild(settingsContainer);
settingsOverlay.style.backgroundColor = 'transparent'; // Ensure it's transparent
document.body.appendChild(settingsOverlay);
}
function getCurrencySymbol(currency) {
const symbols = {
'USD': '$ ',
'EUR': '€ ',
'GBP': '£ ',
'NIS': '₪ ',
'JPY': '¥ '
};
return symbols[currency] || '';
}
async function fetchPriceAndRating(url, retries = 0) {
try {
const response = await new Promise((resolve, reject) => {
GM_xmlhttpRequest({
method: 'GET',
url: url,
timeout: 5000,
onload: resolve,
onerror: reject,
ontimeout: reject
});
});
const parser = new DOMParser();
const doc = parser.parseFromString(response.responseText, 'text/html');
const priceElement = doc.querySelector('.a-price .a-offscreen');
let price = priceElement ? priceElement.textContent.trim() : 'No price found';
if (options.currency !== 'default') {
price = `${getCurrencySymbol(options.currency)} ${price.replace(/[^\d.]/g, '')}`;
}
const ratingElement = doc.querySelector('.a-icon-alt');
let rating = ratingElement ? ratingElement.textContent : 'No rating found';
const numberOfRatingsElement = doc.querySelector('#acrCustomerReviewText');
let numberOfRatings = numberOfRatingsElement ? numberOfRatingsElement.textContent : '0 ratings';
return { price, rating, numberOfRatings };
} catch (error) {
if (retries < MAX_RETRIES) {
await new Promise(resolve => setTimeout(resolve, RETRY_DELAY));
return fetchPriceAndRating(url, retries + 1);
}
return { price: 'Error fetching price', rating: 'Error fetching rating', numberOfRatings: 'Error fetching ratings' };
}
}
async function fetchPriceRatingAndSeller(url, retries = 0) {
try {
const response = await new Promise((resolve, reject) => {
GM_xmlhttpRequest({
method: 'GET',
url: url,
timeout: 5000,
onload: resolve,
onerror: reject,
ontimeout: reject
});
});
const parser = new DOMParser();
const doc = parser.parseFromString(response.responseText, 'text/html');
const priceElement = doc.querySelector('.a-price .a-offscreen');
let price = priceElement ? priceElement.textContent.trim() : 'No price found';
if (options.currency !== 'default') {
price = `${getCurrencySymbol(options.currency)} ${price.replace(/[^\d.]/g, '')}`;
}
const ratingElement = doc.querySelector('.a-icon-alt');
let rating = ratingElement ? ratingElement.textContent : 'No rating found';
const numberOfRatingsElement = doc.querySelector('#acrCustomerReviewText');
let numberOfRatings = numberOfRatingsElement ? numberOfRatingsElement.textContent : '0 ratings';
const sellerElement = doc.querySelector('#sellerProfileTriggerId');
let sellerName = sellerElement ? sellerElement.textContent.trim() : 'Seller info not available';
return { price, rating, numberOfRatings, sellerName };
} catch (error) {
if (retries < MAX_RETRIES) {
await new Promise(resolve => setTimeout(resolve, RETRY_DELAY));
return fetchPriceRatingAndSeller(url, retries + 1);
}
return { price: 'Error fetching price', rating: 'Error fetching rating', numberOfRatings: 'Error fetching ratings', sellerName: 'Error fetching seller' };
}
}
async function displayPriceRatingAndSeller(link) {
const existingDisplay = link.nextElementSibling;
if (existingDisplay && existingDisplay.classList.contains('price-display-container')) return;
const parentContainer = document.createElement('div');
parentContainer.className = 'price-link-container';
link.parentNode.insertBefore(parentContainer, link);
parentContainer.appendChild(link);
const container = document.createElement('div');
container.className = 'price-display-container loading';
container.style.border = options.showFrame ? `1px solid ${options.frameColor}` : 'none';
container.style.padding = '0.1em';
const priceDisplay = document.createElement('div');
priceDisplay.className = 'price-display';
priceDisplay.textContent = 'Loading price...';
const ratingDisplay = document.createElement('div');
ratingDisplay.className = 'rating-display';
ratingDisplay.textContent = 'Loading rating...';
const sellerDisplay = document.createElement('div');
sellerDisplay.className = 'seller-display';
sellerDisplay.textContent = 'Loading seller...';
container.appendChild(priceDisplay);
container.appendChild(ratingDisplay);
container.appendChild(sellerDisplay);
parentContainer.appendChild(container);
try {
await new Promise(resolve => setTimeout(resolve, options.loadDelay));
const { price, rating, numberOfRatings, sellerName } = await fetchPriceRatingAndSeller(link.href);
priceDisplay.textContent = price;
ratingDisplay.textContent = `${rating} (${numberOfRatings})`;
sellerDisplay.textContent = `Seller: ${sellerName}`;
priceDisplay.classList.remove('loading');
ratingDisplay.classList.remove('loading');
sellerDisplay.classList.remove('loading');
if (options.enableNotifications && price !== 'No price found' && price !== 'Error fetching price') {
alert(`Price fetched: ${price}`);
}
} catch (error) {
console.error('Failed to fetch price and rating', error);
}
}
function setupPriceAndRatingDisplay() {
const productLinks = document.querySelectorAll('a[href*="/dp/"]');
productLinks.forEach(link => displayPriceRatingAndSeller(link));
}
addCustomStyle();
setupPriceAndRatingDisplay();
// Register the command for settings
GM_registerMenuCommand('Amazon Price Loader Settings', createSettingsUI);
// MutationObserver to monitor changes on the page
const observer = new MutationObserver(setupPriceAndRatingDisplay);
observer.observe(document.body, { childList: true, subtree: true });
})();