// ==UserScript==
// @name         正方教务教学评价
// @namespace    https://scriptcat.org/
// @version      1.0.0
// @description  批量评价、双评语、随机防重复、自动关闭警告、抗检测
// @author       源
// @icon         https://free.picui.cn/free/2025/12/18/6943e6aa2919b.ico
// @match        *://*/*
// @grant        none
// @license      MIT
// ==/UserScript==

(function () {
    const DEBUG_MODE = false;
    const VERSION = '1.0.0';
    const sleep = (ms) => new Promise(r => setTimeout(r, ms));

    const $ = window.$;
    if (!$) { console.error('jQuery 未加载'); return; }

    const $1 = (sel, ctx) => (ctx || document).querySelector(sel);
    const $a = (sel, ctx) => [...(ctx || document).querySelectorAll(sel)];

    const style = document.createElement('style');
    style.textContent = `
        /* 主面板：细腻毛玻璃 + 浅色渐变 */
        .elegant-panel {
            position: fixed; left: 30px; top: 30px; z-index: 9999;
            width: 380px; max-height: calc(100vh - 60px);
            background: rgba(245, 247, 250, 0.85);
            backdrop-filter: blur(25px) saturate(150%);
            -webkit-backdrop-filter: blur(25px) saturate(150%);
            border-radius: 24px;
            border: 1px solid rgba(255, 255, 255, 0.8);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08), 0 2px 8px rgba(0,0,0,0.04);
            color: #1a1a2e;
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
            display: flex; flex-direction: column;
            overflow: hidden;
            transition: box-shadow 0.3s;
        }
        .elegant-panel:hover {
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12), 0 4px 12px rgba(0,0,0,0.06);
        }
        /* 暗色模式自动适配 */
        @media (prefers-color-scheme: dark) {
            .elegant-panel {
                background: rgba(30, 35, 45, 0.8);
                color: #e8edf2;
                border-color: rgba(255,255,255,0.15);
            }
            .elegant-header { border-bottom-color: rgba(255,255,255,0.08); }
            .elegant-card { background: rgba(255,255,255,0.05); border-color: rgba(255,255,255,0.08); }
            .elegant-input, .elegant-textarea, .elegant-select {
                background: rgba(0,0,0,0.3); border-color: rgba(255,255,255,0.15); color: #f0f4f8;
            }
        }
        .elegant-header {
            display: flex; justify-content: space-between; align-items: center;
            padding: 18px 20px 14px;
            border-bottom: 1px solid rgba(0,0,0,0.06);
            cursor: move; flex-shrink: 0;
        }
        .elegant-title {
            font-size: 17px; font-weight: 650; letter-spacing: -0.2px;
            background: linear-gradient(135deg, #4F46E5, #7C3AED);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .elegant-sub { font-size: 11px; color: #6b7280; margin-top: 2px; font-weight: 400; }
        .elegant-icon-btn {
            background: rgba(255,255,255,0.6); border: 1px solid rgba(0,0,0,0.08);
            border-radius: 10px; color: #374151; padding: 7px 10px; font-size: 15px;
            cursor: pointer; transition: all 0.2s; display: flex; align-items: center;
            backdrop-filter: blur(10px);
        }
        .elegant-icon-btn:hover {
            background: rgba(255,255,255,0.9); border-color: rgba(0,0,0,0.15);
            box-shadow: 0 2px 8px rgba(0,0,0,0.06);
        }
        .elegant-body {
            flex: 1; overflow-y: auto; padding: 14px 20px 20px;
            display: flex; flex-direction: column; gap: 16px;
        }
        .elegant-card {
            background: rgba(255,255,255,0.7);
            border: 1px solid rgba(0,0,0,0.05);
            border-radius: 18px; padding: 16px;
            backdrop-filter: blur(10px);
            transition: box-shadow 0.2s;
        }
        .elegant-card:hover { box-shadow: 0 4px 16px rgba(0,0,0,0.04); }
        .elegant-section-title {
            font-size: 12px; font-weight: 650; margin-bottom: 10px;
            display: flex; align-items: center; gap: 6px;
            color: #4B5563; text-transform: uppercase; letter-spacing: 0.5px;
        }
        .elegant-radio-group { display: flex; gap: 18px; flex-wrap: wrap; }
        .elegant-radio, .elegant-check {
            display: flex; align-items: center; gap: 6px; font-size: 13px;
            cursor: pointer; color: #374151; transition: color 0.2s;
        }
        .elegant-radio:hover, .elegant-check:hover { color: #111827; }
        .elegant-radio input, .elegant-check input { accent-color: #4F46E5; }
        .elegant-divider { border-top: 1px solid rgba(0,0,0,0.06); margin: 12px 0; }
        .elegant-input, .elegant-textarea {
            width: 100%; padding: 10px 14px;
            background: rgba(255,255,255,0.8); border: 1px solid rgba(0,0,0,0.1);
            border-radius: 12px; color: #1f2937; font-size: 13px;
            outline: none; transition: all 0.2s; resize: vertical;
        }
        .elegant-input:focus, .elegant-textarea:focus {
            border-color: #6366F1; background: white;
            box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
        }
        .elegant-select {
            width: 100%; padding: 10px 14px;
            background: rgba(255,255,255,0.8); border: 1px solid rgba(0,0,0,0.1);
            border-radius: 12px; font-size: 13px; outline: none; cursor: pointer;
            color: #1f2937;
        }
        .elegant-btn-grid {
            display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px;
        }
        .elegant-btn {
            border: none; border-radius: 14px; padding: 12px 4px;
            font-size: 13px; font-weight: 550; color: white;
            cursor: pointer; transition: all 0.2s ease;
            background: var(--btn-bg);
            box-shadow: 0 2px 8px rgba(0,0,0,0.08);
            display: flex; align-items: center; justify-content: center;
            gap: 4px;
        }
        .elegant-btn:hover {
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(0,0,0,0.15);
            filter: brightness(1.05);
        }
        .elegant-btn:active { transform: translateY(0); box-shadow: 0 1px 4px rgba(0,0,0,0.1); }
        .elegant-btn:disabled { opacity: 0.5; cursor: not-allowed; filter: none; transform: none; }
        /* 日志区域：柔和卡片 */
        .elegant-log {
            background: rgba(255,255,255,0.6); border-radius: 14px;
            padding: 12px; font-family: 'SF Mono', 'Fira Code', monospace;
            font-size: 11px; color: #1f2937; max-height: 130px;
            overflow-y: auto; border: 1px solid rgba(0,0,0,0.05);
        }
        .elegant-log-entry { padding: 3px 8px; border-radius: 4px; margin: 2px 0; }
        .log-success { background: rgba(16, 185, 129, 0.12); border-left: 3px solid #10B981; }
        .log-warning { background: rgba(245, 158, 11, 0.12); border-left: 3px solid #F59E0B; }
        .log-error { background: rgba(239, 68, 68, 0.12); border-left: 3px solid #EF4444; }
        .log-info { background: rgba(59, 130, 246, 0.12); border-left: 3px solid #3B82F6; }
        @media (prefers-color-scheme: dark) {
            .elegant-log { background: rgba(0,0,0,0.3); color: #e5e7eb; }
        }
    `;
    document.head.appendChild(style);

    // 日志
    const logArea = document.createElement('div');
    logArea.className = 'elegant-log';
    const addLog = (msg, type = 'info') => {
        const div = document.createElement('div');
        div.className = `elegant-log-entry log-${type}`;
        div.textContent = `[${new Date().toLocaleTimeString()}] ${msg}`;
        logArea.appendChild(div);
        logArea.scrollTop = logArea.scrollHeight;
        if (logArea.children.length > 150) logArea.firstChild.remove();
    };
    const log = {
        success: (m) => addLog(m, 'success'),
        warn: (m) => addLog(m, 'warning'),
        error: (m) => addLog(m, 'error'),
        info: (m) => addLog(m, 'info'),
        debug: (m) => { if (DEBUG_MODE) addLog(m, 'debug'); }
    };

    // 核心功能函数
    const getRandomVary = () => $1('#randomVary')?.checked ?? true;
    const getAutoAction = () => {
        const sel = $1('input[name="autoAction"]:checked');
        return sel ? sel.value : 'save';
    };
    const getAutoSwitch = () => $1('#autoSwitchCourse')?.checked ?? false;
    const getAutoNext = () => $1('#autoNextAfterEval')?.checked ?? false;
    const getBatchLevel = () => {
        const sel = $1('#batchEvalLevel');
        if (!sel) return { index: 0, score: '100', name: '优秀' };
        const opt = sel.options[sel.selectedIndex];
        return {
            index: parseInt(sel.value),
            score: opt.dataset.score,
            name: ['优秀','良好','合格','不合格'][sel.value]
        };
    };
    const getTeacherComment = () => $1('#evalTeacher')?.value.trim() || '';
    const getBookComment = () => $1('#evalBook')?.value.trim() || '';

    const dismissAlert = () => {
        const modal = $1('#alertModal');
        if (modal && modal.style.display !== 'none') {
            modal.removeAttribute('aria-hidden');
            $1('#btn_ok', modal)?.click();
            $1('.bootbox-close', modal)?.click();
        }
    };
    setInterval(dismissAlert, 2000);

    const findBtn = (text, ids = []) => {
        const $btns = $('button:visible, input[type="button"]:visible, a.btn:visible');
        const match = $btns.filter(function() {
            const t = ($(this).text() || $(this).val() || '').trim();
            return ids.includes(this.id) || ids.some(id => $(this).hasClass(id)) || t === text || t.includes(text);
        }).first();
        return match.length ? match[0] : null;
    };

    const autoSave = () => {
        dismissAlert();
        const btn = findBtn('保存', ['btn_bc', 'btn_xspj_bc']);
        if (btn) {
            btn.dispatchEvent(new MouseEvent('click', { bubbles: true }));
            log.success('✅ 已保存');
            setTimeout(dismissAlert, 500);
            return true;
        }
        log.error('❌ 未找到保存按钮');
        return false;
    };
    const autoSubmit = () => {
        if (autoSave()) {
            setTimeout(() => {
                dismissAlert();
                const btn = findBtn('提交', ['btn_tj', 'btn_xspj_tj']);
                if (btn) {
                    btn.dispatchEvent(new MouseEvent('click', { bubbles: true }));
                    log.success('✅ 已提交');
                    setTimeout(dismissAlert, 500);
                } else log.error('❌ 未找到提交按钮');
            }, 1000);
        }
    };
    const fillComments = () => {
        const teacher = getTeacherComment(), book = getBookComment();
        const $panel = $('#panel_content');
        const $inputs = $panel.length ? $panel.find('textarea:visible, input[type="text"]:visible')
                                      : $('textarea:visible, input[type="text"]:visible');
        const $valid = $inputs.filter(function() { return !this.readOnly && !this.disabled && this.type !== 'hidden'; });
        if ($valid.length > 0 && teacher) {
            $valid.eq(0).val(teacher).trigger('input').trigger('change');
            log.success('✍️ 教师评语已填');
        }
        if ($valid.length > 1 && book) {
            $valid.eq(1).val(book).trigger('input').trigger('change');
            log.success('📘 教材评语已填');
        } else if ($valid.length === 1 && book) {
            const cur = $valid.eq(0).val() || '';
            $valid.eq(0).val(cur + (cur ? '；' : '') + book).trigger('input').trigger('change');
            log.success('📘 教材评语合并');
        }
    };
    const selectAllItems = (radios, optionIndex) => {
        const groups = Math.ceil(radios.length / 4);
        for (let i = optionIndex; i < radios.length; i += 4) if (radios[i]) radios[i].checked = true;
        if (getRandomVary() && groups >= 2) {
            const changeIdx = Math.floor(Math.random() * groups);
            const start = changeIdx * 4;
            if (radios[start + optionIndex]) radios[start + optionIndex].checked = false;
            let newIdx = optionIndex === 0 ? 1 : optionIndex === 3 ? 2 : optionIndex + (Math.random() < 0.5 ? -1 : 1);
            if (radios[start + newIdx]) radios[start + newIdx].checked = true;
            log.success(`🎲 第${changeIdx+1}项改为${['优秀','良好','合格','不合格'][newIdx]}`);
        }
        log.success(`已选择${groups}项评价`);
    };
    const checkSubmitted = () => {
        if ($1('#tjzt')?.value === '1') return true;
        if (!document.getElementsByClassName('radio-pjf').length) return true;
        const rows = $a('.tr-xspj td:nth-child(2)');
        if (rows.length && !rows[0].querySelector('input,select,textarea') && rows[0].textContent.trim()) return true;
        return false;
    };
    const switchCourse = (dir) => {
        const grid = $('#tempGrid');
        if (!grid.length || !grid.jqGrid) { log.error('未找到课程表格'); return false; }
        const ids = grid.jqGrid('getDataIDs');
        const cur = grid.jqGrid('getGridParam', 'selrow');
        let idx = ids.indexOf(cur);
        if (idx < 0) idx = 0;
        const step = dir === 'next' ? 1 : -1;
        for (let i = idx + step; i >= 0 && i < ids.length; i += step) {
            const rd = grid.jqGrid('getRowData', ids[i]);
            if (getAutoSwitch() && rd.tjztmc === '提交') continue;
            grid.jqGrid('setSelection', ids[i]);
            setTimeout(() => $(`#${ids[i]}`).click(), 300);
            log.success(`切换到: ${rd.jxbmc || '课程'}`);
            return true;
        }
        log.warn('未找到可切换课程');
        return false;
    };
    const handleEval = async (idx, score, name) => {
        if (checkSubmitted()) { log.error('已提交，无法操作'); return; }
        await sleep(200);
        const radios = document.getElementsByClassName('radio-pjf');
        if (!radios.length) { log.error('无评价选项'); return; }
        const inputs = document.getElementsByClassName('input-sm input-pjf');
        if (inputs.length) inputs[0].value = score;
        selectAllItems(radios, idx);
        fillComments();
        await sleep(800);
        const action = getAutoAction();
        if (action === 'save') autoSave();
        else if (action === 'submit') autoSubmit();
        setTimeout(dismissAlert, 600);
        if (getAutoNext()) setTimeout(() => switchCourse('next'), 2000);
    };
    const batchEval = async () => {
        const grid = $('#tempGrid');
        if (!grid.length || !grid.jqGrid) { log.error('无课程列表，请等待页面完全加载'); return; }
        const ids = grid.jqGrid('getDataIDs');
        const unsub = ids.filter(id => grid.jqGrid('getRowData', id).tjztmc !== '提交');
        if (!unsub.length) { log.success('🎉 全部已提交'); return; }
        const level = getBatchLevel();
        log.info(`🚀 批量评价 ${unsub.length} 门课，等级:${level.name}`);
        for (let i = 0; i < unsub.length; i++) {
            const id = unsub[i];
            const rd = grid.jqGrid('getRowData', id);
            log.info(`[${i+1}/${unsub.length}] ${rd.jxbmc}`);
            grid.jqGrid('setSelection', id);
            await sleep(500);
            $(`#${id}`).click();
            await sleep(2500);
            if (checkSubmitted()) continue;
            const radios = document.getElementsByClassName('radio-pjf');
            if (!radios.length) continue;
            const inputs = document.getElementsByClassName('input-sm input-pjf');
            if (inputs.length) inputs[0].value = level.score;
            selectAllItems(radios, level.index);
            fillComments();
            const action = getAutoAction();
            if (action === 'save') { autoSave(); await sleep(1500); }
            else if (action === 'submit') { autoSubmit(); await sleep(2500); }
            else { autoSave(); await sleep(1500); }
            dismissAlert();
        }
        log.success('🏁 批量评价完成');
        setTimeout(() => location.reload(), 2000);
    };

    const panel = document.createElement('div');
    panel.className = 'elegant-panel';

    const header = document.createElement('div');
    header.className = 'elegant-header';
    header.innerHTML = `
        <div>
            <div class="elegant-title">✨ 评价助手 <span style="font-size:12px; font-weight:400; color:#9CA3AF;">v${VERSION}</span></div>
            <div class="elegant-sub">作者：源</div>
        </div>
    `;
    const btnGroup = document.createElement('div');
    btnGroup.style.display = 'flex'; btnGroup.style.gap = '8px';
    const clearLogBtn = document.createElement('button');
    clearLogBtn.className = 'elegant-icon-btn'; clearLogBtn.innerHTML = '🧹';
    clearLogBtn.onclick = () => { logArea.innerHTML = ''; log.success('日志已清空'); };
    const minBtn = document.createElement('button');
    minBtn.className = 'elegant-icon-btn'; minBtn.innerHTML = '—';
    let minimized = false;
    const bodyContainer = document.createElement('div');
    bodyContainer.className = 'elegant-body';
    minBtn.onclick = () => {
        minimized = !minimized;
        bodyContainer.style.display = minimized ? 'none' : '';
        minBtn.innerHTML = minimized ? '▢' : '—';
    };
    btnGroup.append(clearLogBtn, minBtn);
    header.appendChild(btnGroup);

    const card1 = document.createElement('div');
    card1.className = 'elegant-card';
    card1.innerHTML = `
        <div class="elegant-section-title">⚙️ 操作设置</div>
        <div class="elegant-radio-group">
            <label class="elegant-radio"><input type="radio" name="autoAction" value="save" checked> 💾 自动保存</label>
            <label class="elegant-radio"><input type="radio" name="autoAction" value="submit"> 📤 自动提交</label>
            <label class="elegant-radio"><input type="radio" name="autoAction" value="none"> 🚫 手动</label>
        </div>
        <div class="elegant-divider"></div>
        <label class="elegant-check"><input type="checkbox" id="autoSwitchCourse"> ⏭️ 跳过已提交</label>
        <label class="elegant-check"><input type="checkbox" id="autoNextAfterEval"> 🔁 评价后下一门</label>
        <div class="elegant-divider"></div>
        <div class="elegant-section-title">⭐ 评价等级</div>
        <select id="batchEvalLevel" class="elegant-select">
            <option value="0" data-score="100">💎 优秀 (100)</option>
            <option value="1" data-score="85">🏅 良好 (85)</option>
            <option value="2" data-score="75">✅ 合格 (75)</option>
            <option value="3" data-score="50">❌ 不合格 (50)</option>
        </select>
        <div class="elegant-divider"></div>
        <label class="elegant-check"><input type="checkbox" id="randomVary" checked> 🎲 随机变化一项（防重复）</label>
    `;

    const card2 = document.createElement('div');
    card2.className = 'elegant-card';
    card2.innerHTML = `
        <div class="elegant-section-title">✍️ 教师评语</div>
        <textarea id="evalTeacher" class="elegant-textarea" rows="2" placeholder="输入教师评语...">治学严谨，备课充分，课堂讲解清晰生动。善于启发互动，能有效激发学生兴趣，教学效果显著，深受学生爱戴。</textarea>
        <div class="elegant-section-title" style="margin-top:12px;">📘 教材评语</div>
        <textarea id="evalBook" class="elegant-textarea" rows="2" placeholder="输入教材评语...">内容编排科学，逻辑清晰，由浅入深。案例经典且时效性强，配套练习精准，兼顾理论与应用，是一本优秀的实用教材。</textarea>
    `;

    const btnGrid = document.createElement('div');
    btnGrid.className = 'elegant-btn-grid';
    const buttons = [
        { text:'💎 优秀', color:'#10B981', action: ()=>handleEval(0,'100','优秀') },
        { text:'🏅 良好', color:'#8B5CF6', action: ()=>handleEval(1,'85','良好') },
        { text:'✅ 合格', color:'#3B82F6', action: ()=>handleEval(2,'75','合格') },
        { text:'❌ 不合格', color:'#EF4444', action: ()=>handleEval(3,'50','不合格') },
        { text:'🚀 批量', color:'#F59E0B', action: batchEval },
        { text:'◀ 上页', color:'#6B7280', action: ()=>switchCourse('prev') },
        { text:'▶ 下页', color:'#6B7280', action: ()=>switchCourse('next') },
        { text:'☕ 支持', color:'#EC4899', action: ()=>window.open('https://www.crcf.org.cn/web/projectpage/non_directed_projects_details.thtml?classFlag=redianciyu&cid=495') },
    ];
    buttons.forEach(b => {
        const btn = document.createElement('button');
        btn.className = 'elegant-btn';
        btn.style.setProperty('--btn-bg', b.color);
        btn.textContent = b.text;
        btn.addEventListener('click', b.action);
        btnGrid.appendChild(btn);
    });

    const logTitle = document.createElement('div');
    logTitle.style.fontWeight = '600';
    logTitle.style.fontSize = '12px';
    logTitle.style.color = '#6B7280';
    logTitle.style.marginBottom = '6px';
    logTitle.textContent = '📋 活动日志';

    bodyContainer.appendChild(card1);
    bodyContainer.appendChild(card2);
    bodyContainer.appendChild(btnGrid);
    bodyContainer.appendChild(logTitle);
    bodyContainer.appendChild(logArea);
    panel.appendChild(header);
    panel.appendChild(bodyContainer);
    document.body.appendChild(panel);

    let dragging = false, startX, startY, startLeft, startTop;
    header.addEventListener('mousedown', (e) => {
        if (e.target === minBtn || e.target === clearLogBtn) return;
        dragging = true;
        const rect = panel.getBoundingClientRect();
        startX = e.clientX; startY = e.clientY;
        startLeft = rect.left; startTop = rect.top;
        panel.style.transition = 'none';
    });
    document.addEventListener('mousemove', (e) => {
        if (!dragging) return;
        panel.style.left = (startLeft + e.clientX - startX) + 'px';
        panel.style.top = (startTop + e.clientY - startY) + 'px';
        panel.style.transform = 'none';
    });
    document.addEventListener('mouseup', () => {
        dragging = false;
        panel.style.transition = '';
    });

    if ($.i18n?.get) {
        const orig = $.i18n.get;
        $.i18n.get = function(k) { return k === 'qwsyjbzr' ? '' : orig.call(this, k); };
    }

    log.success('🎉 评价助手已就绪');
    setTimeout(() => {
        if (checkSubmitted()) log.warn('当前课程已提交');
        else log.success('✨ 可以开始评价');
    }, 1500);
})();