// ==UserScript==
// @name         Boss QCOS 超级老板 高级商品搜索辅助 (巅峰版)
// @namespace    http://tampermonkey.net/
// @version      3.1
// @description  XSS防御、Promise并发提速、解决Iframe拖拽卡顿、红粉紫渐变UI、修复首击失效Bug
// @author       lswlc33 (Refactored)
// @match        https://boss.qcos.cn/*
// @grant        GM_addStyle
// @grant        unsafeWindow
// @run-at       document-end
// ==/UserScript==

(function() {
    'use strict';

    // ================= 配置项 =================
    const CONFIG = {
        ROWS_PER_PAGE: 50,
        MAX_PAGES: 15,
        UI: { Z_INDEX: 999999 }
    };

    // ================= 工具函数 =================
    // 防御 XSS 注入
    const escapeHTML = (str) => {
        return (str || '').toString()
            .replace(/&/g, "&")
            .replace(/</g, "&lt;")
            .replace(/>/g, "&gt;")
            .replace(/"/g, "&quot;")
            .replace(/'/g, "&#039;");
    };

    // 获取唯一 ID
    const getUid = (item) => item.stockid || item.spxxno;

    // 安全解析库存
    const getStock = (item) => parseInt(item.kcnum || '0', 10);

    // ================= CSS 样式注入 =================
    GM_addStyle(`
        #tm-search-ball {
            position: fixed; top: 25px; right: 25px; width: 48px; height: 48px;
            background: linear-gradient(135deg, #ff3b30, #ff2d55, #af52de);
            border-radius: 50%; display: flex; align-items: center; justify-content: center;
            box-shadow: 0 4px 16px rgba(255, 45, 85, 0.4);
            cursor: pointer; z-index: ${CONFIG.UI.Z_INDEX};
            transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
            user-select: none; color: white;
        }
        #tm-search-ball:hover { transform: translateY(-3px) scale(1.05); box-shadow: 0 8px 24px rgba(255, 45, 85, 0.6); }
        #tm-search-ball svg { width: 22px; height: 22px; fill: currentColor; }

        #tm-search-panel {
            position: fixed; top: 85px; right: 25px; width: 450px; background: #ffffff;
            box-shadow: 0 10px 40px -10px rgba(0,0,0,0.2), 0 0 1px rgba(0,0,0,0.1);
            border-radius: 12px; z-index: ${CONFIG.UI.Z_INDEX - 1};
            display: none; flex-direction: column; overflow: hidden;
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
            opacity: 0; transform: translateY(-10px);
            transition: opacity 0.3s ease, transform 0.3s ease; 
        }
        #tm-search-panel.tm-show-anim { transform: translateY(0); }

        #tm-search-header {
            padding: 16px 20px; background: #fafafa; border-bottom: 1px solid #f0f0f0;
            display: flex; justify-content: space-between; align-items: center;
            cursor: move; user-select: none;
        }
        .tm-header-title { font-weight: 600; font-size: 16px; color: #1f1f1f; display: flex; align-items: center; gap: 8px;}
        .tm-header-title::before { content: ''; display: block; width: 4px; height: 16px; background: linear-gradient(to bottom, #ff2d55, #af52de); border-radius: 2px;}
        
        #tm-search-close { cursor: pointer; color: #8c8c8c; font-size: 20px; line-height: 1; transition: color 0.2s; padding: 4px; border-radius: 4px; }
        #tm-search-close:hover { color: #ff4d4f; background: #fff1f0; }

        #tm-search-body { padding: 20px; display: flex; flex-direction: column; gap: 16px; background: #fff; }
        
        .tm-input-wrapper {
            display: flex; background: #f5f5f5; border-radius: 24px; padding: 4px 4px 4px 16px; border: 1px solid transparent; transition: all 0.3s ease; align-items: center;
        }
        .tm-input-wrapper:focus-within { background: #fff; border-color: #ff2d55; box-shadow: 0 0 0 2px rgba(255, 45, 85, 0.2); }
        #tm-input-keyword { flex: 1; border: none; background: transparent; outline: none; font-size: 14px; color: #333; }
        #tm-input-keyword::placeholder { color: #bfbfbf; }
        
        .tm-btn {
            padding: 8px 20px; background: linear-gradient(135deg, #ff2d55, #af52de); color: #fff;
            border: none; border-radius: 20px; cursor: pointer; font-weight: 500; font-size: 14px; transition: all 0.3s;
        }
        .tm-btn:hover { filter: brightness(1.1); box-shadow: 0 2px 8px rgba(175, 82, 222, 0.4); }
        .tm-btn:disabled { background: #d9d9d9; color: #fff; cursor: not-allowed; box-shadow: none; filter: none; }

        .tm-tools-row { display: flex; align-items: center; gap: 12px; font-size: 13px; color: #595959; }
        .tm-checkbox-label { display: flex; align-items: center; gap: 6px; cursor: pointer; user-select: none; }
        .tm-checkbox-label input { cursor: pointer; accent-color: #ff2d55; width: 15px; height: 15px;}
        #tm-summary-text { color: #8c8c8c; font-size: 12px; margin-left: 4px; } 
        #tm-sort-select { padding: 4px 8px; border: 1px solid #d9d9d9; border-radius: 6px; margin-left: auto; outline: none; background: #fff; color: #595959; cursor: pointer; transition: border-color 0.3s; }
        #tm-sort-select:hover { border-color: #ff2d55; }

        #tm-loading-wrapper { display: none; flex-direction: column; align-items: center; justify-content: center; padding: 30px 0; gap: 12px; color: #af52de; font-size: 13px; }
        .tm-spinner { width: 24px; height: 24px; border: 3px solid rgba(175, 82, 222, 0.2); border-top-color: #af52de; border-radius: 50%; animation: tm-spin 0.8s linear infinite; }
        @keyframes tm-spin { to { transform: rotate(360deg); } }

        #tm-results-container { max-height: 420px; overflow-y: auto; border-top: 1px solid #f0f0f0; background: #fafafa; }
        #tm-results-container::-webkit-scrollbar { width: 6px; }
        #tm-results-container::-webkit-scrollbar-track { background: transparent; }
        #tm-results-container::-webkit-scrollbar-thumb { background: #d9d9d9; border-radius: 3px; }
        #tm-results-container::-webkit-scrollbar-thumb:hover { background: #bfbfbf; }

        #tm-results-table { width: 100%; border-collapse: collapse; font-size: 13px; background: #fff;}
        #tm-results-table th, #tm-results-table td { padding: 12px 16px; text-align: left; border-bottom: 1px solid #f0f0f0;}
        #tm-results-table th { background: #fafafa; position: sticky; top: 0; z-index: 10; color: #8c8c8c; font-weight: 500; font-size: 12px; }
        #tm-results-table th::after { content: ''; position: absolute; left: 0; bottom: 0; width: 100%; border-bottom: 1px solid #f0f0f0; }
        #tm-results-table tbody tr { transition: background 0.3s; }
        #tm-results-table tbody tr:hover { background: #fff0f6; }

        .tm-badge { display: inline-block; padding: 2px 8px; border-radius: 12px; font-weight: bold; font-size: 12px; text-align: center; min-width: 28px; }
        .tm-stock-in { background: #f6ffed; color: #52c41a; border: 1px solid #b7eb8f; }
        .tm-stock-out { background: #fff2f0; color: #ff4d4f; border: 1px solid #ffccc7; }
        .tm-name-cell { color: #262626; font-weight: 500; line-height: 1.5; }
        
        /* 拖拽防干扰层 */
        .tm-dragging-overlay { position: fixed; top: 0; left: 0; width: 100vw; height: 100vh; z-index: ${CONFIG.UI.Z_INDEX - 2}; cursor: move; }
    `);

    // ================= UI 注入 =================
    const ball = document.createElement('div');
    ball.id = 'tm-search-ball';
    ball.innerHTML = `<svg viewBox="0 0 1024 1024"><path d="M909.6 854.5L649.9 594.8C690.2 542.7 712 479 712 412c0-80.2-31.3-155.4-87.9-212.1C567.4 143.3 492.2 112 412 112c-80.2 0-155.4 31.3-212.1 87.9C143.3 256.6 112 331.8 112 412c0 80.2 31.3 155.4 87.9 212.1C256.6 680.7 331.8 712 412 712c67 0 130.6-21.8 182.7-62l259.7 259.6a8.2 8.2 0 0 0 11.6 0l43.6-43.5a8.2 8.2 0 0 0 0-11.6zM570.4 570.4C528 612.7 471.8 636 412 636s-116-23.3-158.4-65.6C211.3 528 188 471.8 188 412s23.3-116 65.6-158.4C296 211.3 352.2 188 412 188s116 23.3 158.4 65.6S636 352.2 636 412s-23.3 116-65.6 158.4z"/></svg>`;
    document.body.appendChild(ball);

    const panel = document.createElement('div');
    panel.id = 'tm-search-panel';
    panel.innerHTML = `
        <div id="tm-search-header" title="按住拖动窗口">
            <span class="tm-header-title">高级库存搜</span>
            <span id="tm-search-close">×</span>
        </div>
        <div id="tm-search-body">
            <div class="tm-input-wrapper">
                <input type="text" id="tm-input-keyword" placeholder="输入关键字，空格交叉 (如: CAK 45)" />
                <button id="tm-btn-search" class="tm-btn">检索数据</button>
            </div>
            <div class="tm-tools-row">
                <label class="tm-checkbox-label"><input type="checkbox" id="tm-filter-stock" checked /> 仅看有货</label>
                <span id="tm-summary-text">总 0, 有货 0</span>
                <select id="tm-sort-select">
                    <option value="none">综合排序</option>
                    <option value="stockDesc" selected>库存从多到少</option>
                    <option value="stockAsc">库存从少到多</option>
                    <option value="nameAsc">名称 A-Z</option>
                </select>
            </div>
        </div>
        <div id="tm-loading-wrapper">
            <div class="tm-spinner"></div>
            <span>翻页拉取中，正在合并计算...</span>
        </div>
        <div id="tm-results-container">
            <table id="tm-results-table">
                <thead>
                    <tr><th>商品名称</th><th width="80px" style="text-align:right;">实际库存</th></tr>
                </thead>
                <tbody id="tm-results-tbody">
                    <tr><td colspan="2" style="text-align:center; color:#bfbfbf; padding: 40px 0;">输入关键词后开始搜索</td></tr>
                </tbody>
            </table>
        </div>
    `;
    document.body.appendChild(panel);

    const dragOverlay = document.createElement('div');
    dragOverlay.className = 'tm-dragging-overlay';
    dragOverlay.style.display = 'none';
    document.body.appendChild(dragOverlay);

    // ================= DOM 元素缓存 =================
    const dom = {
        ball: document.getElementById('tm-search-ball'),
        panel: document.getElementById('tm-search-panel'),
        header: document.getElementById('tm-search-header'),
        close: document.getElementById('tm-search-close'),
        input: document.getElementById('tm-input-keyword'),
        btnSearch: document.getElementById('tm-btn-search'),
        filter: document.getElementById('tm-filter-stock'),
        summary: document.getElementById('tm-summary-text'),
        sort: document.getElementById('tm-sort-select'),
        loading: document.getElementById('tm-loading-wrapper'),
        tbody: document.getElementById('tm-results-tbody'),
        tableContainer: document.getElementById('tm-results-container')
    };

    // ================= 拖拽逻辑 (防 Iframe 干扰升级版) =================
    let isDragging = false, dragStartX = 0, dragStartY = 0, initialLeft = 0, initialTop = 0;

    dom.header.addEventListener('mousedown', (e) => {
        if(e.target.id === 'tm-search-close') return;
        isDragging = true;
        dragStartX = e.clientX;
        dragStartY = e.clientY;
        
        const rect = dom.panel.getBoundingClientRect();
        if(dom.panel.style.right) {
            dom.panel.style.right = 'auto';
            dom.panel.style.bottom = 'auto';
        }
        
        initialLeft = rect.left;
        initialTop = rect.top;
        
        dom.panel.classList.remove('tm-show-anim');
        dom.panel.style.transform = 'none';
        dom.panel.style.left = initialLeft + 'px';
        dom.panel.style.top = initialTop + 'px';
        
        dragOverlay.style.display = 'block'; 
        e.preventDefault(); 
    });

    document.addEventListener('mousemove', (e) => {
        if (!isDragging) return;
        let newLeft = initialLeft + (e.clientX - dragStartX);
        let newTop = initialTop + (e.clientY - dragStartY);
        
        const maxX = window.innerWidth - dom.panel.offsetWidth;
        const maxY = window.innerHeight - dom.header.offsetHeight; 
        
        dom.panel.style.left = Math.max(0, Math.min(newLeft, maxX)) + 'px';
        dom.panel.style.top = Math.max(0, Math.min(newTop, maxY)) + 'px';
    });

    document.addEventListener('mouseup', () => { 
        if (isDragging) {
            isDragging = false; 
            dragOverlay.style.display = 'none';
        }
    });

    // ================= 面板开关逻辑 =================
    const closePanel = () => {
        dom.panel.style.opacity = '0'; 
        setTimeout(() => dom.panel.style.display = 'none', 300); 
    };

    const openPanel = () => {
        dom.panel.style.display = 'flex';
        dom.panel.offsetHeight; // 强制重绘
        dom.panel.style.opacity = '1'; 
        if (!dom.panel.style.left) dom.panel.classList.add('tm-show-anim');
        dom.input.focus();
    };

    // 🌟 修复首次点击必须要点两次的 Bug (将 display !== 'none' 修改为 display === 'flex')
    dom.ball.addEventListener('click', () => dom.panel.style.display === 'flex' ? closePanel() : openPanel());
    dom.close.addEventListener('click', closePanel);

    // ================= 网络请求与数据处理 =================
    async function fetchSearchAPI(keyword) {
        let allData = [], page = 1;
        while (page <= CONFIG.MAX_PAGES) {
            try {
                const data = await new Promise((resolve, reject) => {
                    unsafeWindow.$.ajax({
                        url: '/b2cSaleorder/queryCommodityInfoList',
                        type: 'GET',
                        data: { lastlevel: '', spxxname: keyword, page: page, rows: CONFIG.ROWS_PER_PAGE },
                        success: (res) => resolve(typeof res === 'string' ? JSON.parse(res) : res),
                        error: (err) => reject(err)
                    });
                });
                
                const currentRows = data.rows || [];
                allData = allData.concat(currentRows);
                
                if (currentRows.length === 0 || allData.length >= (data.total || 0)) break; 
                page++; 
            } catch (error) {
                console.error(`翻页请求出错 (第${page}页):`, error);
                break; 
            }
        }
        return allData;
    }

    async function executeAdvancedSearch(inputText) {
        const terms = inputText.trim().split(/\s+/).filter(t => t);
        if (terms.length === 0) return [];

        let allTermResults = [];

        for (let term of terms) {
            const upper = term.toUpperCase();
            const lower = term.toLowerCase();

            // 并发拉取大写和小写结果
            const fetchTasks = [fetchSearchAPI(upper)];
            if (upper !== lower) fetchTasks.push(fetchSearchAPI(lower));
            
            const resultsArray = await Promise.all(fetchTasks);
            
            // 合并当前词的所有结果并根据 ID 去重
            const uniqueMap = new Map();
            resultsArray.flat().forEach(item => {
                const id = getUid(item);
                if (id) uniqueMap.set(id, item);
            });
            allTermResults.push(Array.from(uniqueMap.values()));
        }

        // 求所有词组的交集
        let finalIntersection = allTermResults[0];
        for (let i = 1; i < allTermResults.length; i++) {
            const currentSetIds = new Set(allTermResults[i].map(getUid));
            finalIntersection = finalIntersection.filter(item => currentSetIds.has(getUid(item)));
        }

        return finalIntersection;
    }

    function updateSummaryText(dataList) {
        const total = dataList.length;
        const inStock = dataList.filter(item => getStock(item) > 0).length;
        dom.summary.innerText = `总 ${total}, 有货 ${inStock}`;
        dom.summary.style.color = total === 0 ? '#ff4d4f' : '#af52de';
    }

    function processData(dataList) {
        let list = dom.filter.checked ? dataList.filter(item => getStock(item) > 0) : [...dataList];
        const sortMode = dom.sort.value;

        if (sortMode === 'stockDesc') list.sort((a, b) => getStock(b) - getStock(a));
        else if (sortMode === 'stockAsc') list.sort((a, b) => getStock(a) - getStock(b));
        else if (sortMode === 'nameAsc') list.sort((a, b) => (a.spxxname || '').localeCompare(b.spxxname || ''));
        
        return list;
    }

    function renderTable(dataList) {
        dom.tbody.innerHTML = '';
        if (dataList.length === 0) {
            dom.tbody.innerHTML = `<tr><td colspan="2" style="text-align:center; color:#bfbfbf; padding: 40px 0;">未找到符合条件的商品</td></tr>`;
            return;
        }

        const fragment = document.createDocumentFragment();
        dataList.forEach(item => {
            const tr = document.createElement('tr');
            const stockNum = getStock(item);
            const badgeClass = stockNum > 0 ? 'tm-stock-in' : 'tm-stock-out';
            const safeName = escapeHTML(item.spxxname || '未知商品'); 
            
            tr.innerHTML = `
                <td class="tm-name-cell">${safeName}</td>
                <td style="text-align:right;"><span class="tm-badge ${badgeClass}">${stockNum}</span></td>
            `;
            fragment.appendChild(tr);
        });
        dom.tbody.appendChild(fragment);
    }

    // ================= 主控流程 =================
    let rawDataCache = []; 
    
    async function handleSearch() {
        if (typeof unsafeWindow.$ === 'undefined') {
            alert("错误：未检测到原网站 jQuery 依赖，系统可能已升级，脚本暂时失效。");
            return;
        }

        const val = dom.input.value;
        if (!val.trim()) return;

        dom.btnSearch.disabled = true;
        dom.btnSearch.innerText = '检索中...';
        dom.tableContainer.style.display = 'none';
        dom.loading.style.display = 'flex';
        dom.summary.innerText = '统计中...';
        dom.summary.style.color = '#8c8c8c';

        try {
            rawDataCache = await executeAdvancedSearch(val);
            updateSummaryText(rawDataCache); 
            renderTable(processData(rawDataCache));
        } catch (e) {
            console.error(e);
            dom.tbody.innerHTML = `<tr><td colspan="2" style="text-align:center; color:#ff4d4f; padding: 40px 0;">网络异常，请查看控制台报错</td></tr>`;
            dom.summary.innerText = `请求失败`;
            dom.summary.style.color = '#ff4d4f';
        } finally {
            dom.btnSearch.disabled = false;
            dom.btnSearch.innerText = '检索数据';
            dom.loading.style.display = 'none';
            dom.tableContainer.style.display = 'block';
        }
    }

    // 事件绑定
    dom.btnSearch.addEventListener('click', handleSearch);
    dom.input.addEventListener('keydown', (e) => e.key === 'Enter' && handleSearch());
    dom.filter.addEventListener('change', () => rawDataCache.length && renderTable(processData(rawDataCache)));
    dom.sort.addEventListener('change', () => rawDataCache.length && renderTable(processData(rawDataCache)));

})();