[MWI]Inventory Category Price Calculator

Greasy Fork is available in English.
[MWI]Inventory Category Price Calculator

Calculate and display total prices for each category in inventory
当前为 2025-05-09 提交的版本，查看最新版本。
换行
// ==UserScript==
// @name         [MWI]Inventory Category Price Calculator
// @name:zh-CN   [银河奶牛]库存分类价格计算器
// @namespace    https://cnb.cool/shenhuanjie/skyner-cn/tamper-monkey-script/mwi-inventory-category-price-calculator
// @version      1.0.0
// @description  Calculate and display total prices for each category in inventory
// @description:zh-CN  计算并显示库存中每个分类的总价格
// @author       shenhuanjie
// @license      MIT
// @match        https://www.milkywayidle.com/game*
// @icon         https://www.milkywayidle.com/favicon.svg
// @grant        none
// @homepage     https://cnb.cool/shenhuanjie/skyner-cn/tamper-monkey-script/mwi-inventory-category-price-calculator
// @supportURL   https://cnb.cool/shenhuanjie/skyner-cn/tamper-monkey-script/mwi-inventory-category-price-calculator/-/issues
// ==/UserScript==

(function() {
    'use strict';

    // 判断用户语言环境
    const isChinese = navigator.language.includes('zh');

    const messages = {
        zh: {
            scriptStarted: '库存分类价格计算器已启动',
            dataRefreshed: '数据已刷新'
        },
        en: {
            scriptStarted: 'Inventory Category Price Calculator has been started',
            dataRefreshed: 'Data has been refreshed'
        }
    };

    function getMessage(key, replacements = {}) {
        const lang = isChinese ? 'zh' : 'en';
        let message = messages[lang][key];
        for (const [placeholder, value] of Object.entries(replacements)) {
            message = message.replace(`{${placeholder}}`, value);
        }
        return message;
    }

    console.log(getMessage('scriptStarted'));

    // 初始化数据
    let categoryPrices = {};
    let originalCategoryNames = new Set();

    // 安全获取类名列表的函数
    function getClassList(element) {
        if (typeof element.className === 'string') {
            return element.className.split(' ');
        } else if (element.className && typeof element.className.baseVal === 'string') {
            return element.className.baseVal.split(' ');
        }
        return [];
    }

    // 解析价格字符串（支持 k/M 后缀）
    function parsePrice(priceStr) {
        const match = priceStr.match(/^(\d+(?:\.\d+)?)([kM])?$/);
        if (!match) return 0;
        
        const value = parseFloat(match[1]);
        const multiplier = match[2] === 'k' ? 1000 : match[2] === 'M' ? 1000000 : 1;
        return value * multiplier;
    }

    // 数字格式化函数（移除货币符号）
    function formatNumber(value) {
        return new Intl.NumberFormat('en-US', {
            minimumFractionDigits: 0,
            maximumFractionDigits: 0
        }).format(value);
    }

    // 提取原始分类名称
    function extractOriginalCategories() {
        originalCategoryNames.clear();
        const labelElements = document.querySelectorAll(`[class^="Inventory_label__"] span`);
        labelElements.forEach(label => {
            const text = label.textContent;
            const category = text.includes('：') ? text.split('：')[0] : text;
            originalCategoryNames.add(category);
        });
    }

    // 主处理函数
    function processInventoryData() {
        // 提取原始分类名称
        extractOriginalCategories();
        
        // 重置数据
        categoryPrices = {};
        
        // 获取所有带有 class 属性的元素
        const elements = document.querySelectorAll('[class]');
        
        // 遍历所有元素，检查它们的类名
        elements.forEach(element => {
            getClassList(element).forEach(className => {
                if (className.startsWith('Item_itemContainer__')) {
                    const priceElement = element.querySelector('#script_stack_price');
                    const price = priceElement ? priceElement.textContent : '0';
                    const inventoryItemGridElement = element.closest('[class^="Inventory_itemGrid__"]');
                    const labelElement = inventoryItemGridElement?.querySelector('[class^="Inventory_label__"] span');
                    
                    // 获取原始分类名称
                    let category = '未知分类';
                    if (labelElement) {
                        const text = labelElement.textContent;
                        category = text.includes('：') ? text.split('：')[0] : text;
                    }

                    // 累加价格
                    const parsedPrice = parsePrice(price);
                    if (parsedPrice > 0 && originalCategoryNames.has(category)) {
                        categoryPrices[category] = (categoryPrices[category] || 0) + parsedPrice;
                    }
                }
            });
        });
        
        // 更新分类标签
        const labelElements = document.querySelectorAll(`[class^="Inventory_label__"] span`);
        labelElements.forEach(label => {
            const text = label.textContent;
            const category = text.includes('：') ? text.split('：')[0] : text;
            
            if (originalCategoryNames.has(category)) {
                const value = categoryPrices[category] || 0;
                label.textContent = value > 0 ? `${category}：${formatNumber(value)}` : category;
            }
        });
        
        // console.log(getMessage('dataRefreshed'));
    }

    // 初始处理
    processInventoryData();

    // 添加点击事件监听
    document.addEventListener('click', processInventoryData);
})();