feat: 前端优化 - 明暗模式、题型Tab分隔、移除统计
- 支持明暗主题切换，用户选择持久化到 localStorage - 题型通过 Tab 按钮分隔展示，支持过滤 - 移除正确/错误统计和进度条 - 题型颜色通过 CSS 变量集中管理（--type-*） - JS 抽取 QUESTION_TYPES 常量，便于扩展 - 更新架构文档反映上述变更 Co-Authored-By: Claude Code <noreply@anthropic.com>
This commit is contained in:
+93
-52
@@ -5,19 +5,40 @@
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>🎯 CS 知识应试强化</title>
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<style>
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:root {
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:root, :root[data-theme="dark"] {
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--bg: #0f172a; --surface: #1e293b; --surface2: #334155;
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--text: #e2e8f0; --text2: #94a3b8; --accent: #6366f1;
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--accent2: #818cf8; --green: #22c55e; --red: #ef4444;
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--yellow: #eab308; --radius: 12px;
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--header-bg: linear-gradient(135deg, #312e81, #1e1b4b);
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}
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:root[data-theme="light"] {
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--bg: #f1f5f9; --surface: #ffffff; --surface2: #e2e8f0;
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--text: #1e293b; --text2: #64748b; --accent: #6366f1;
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--accent2: #4f46e5; --green: #16a34a; --red: #dc2626;
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--yellow: #ca8a04; --radius: 12px;
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--header-bg: linear-gradient(135deg, #6366f1, #4f46e5);
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}
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/* Question type colors */
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:root {
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--type-fill_blank: #818cf8;
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--type-single_choice: #22c55e;
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--type-multiple_choice: #ec4899;
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--type-true_false: #eab308;
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--type-short_answer: #3b82f6;
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--type-code_reading: #f97316;
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--type-scenario: #a855f7;
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}
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* { margin: 0; padding: 0; box-sizing: border-box; }
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body { font-family: -apple-system, 'Segoe UI', sans-serif; background: var(--bg); color: var(--text); line-height: 1.6; min-height: 100vh; }
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/* Header */
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.header { background: linear-gradient(135deg, #312e81, #1e1b4b); padding: 28px 24px; text-align: center; border-bottom: 1px solid var(--surface2); }
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.header { background: var(--header-bg); padding: 28px 24px; text-align: center; border-bottom: 1px solid var(--surface2); position: relative; }
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.header h1 { font-size: 26px; font-weight: 700; margin-bottom: 6px; }
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.header p { color: var(--text2); font-size: 14px; }
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.header p { color: rgba(255,255,255,0.7); font-size: 14px; }
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.theme-toggle { position: absolute; top: 16px; right: 16px; background: rgba(255,255,255,0.15); border: none; color: white; width: 36px; height: 36px; border-radius: 8px; cursor: pointer; font-size: 18px; transition: background 0.2s; }
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.theme-toggle:hover { background: rgba(255,255,255,0.25); }
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/* Layout */
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.app { display: flex; min-height: calc(100vh - 100px); }
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@@ -40,14 +61,14 @@ body { font-family: -apple-system, 'Segoe UI', sans-serif; background: var(--bg)
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.import-btn { width: 100%; padding: 10px; border-radius: 8px; border: 1px dashed var(--surface2); background: transparent; color: var(--text2); cursor: pointer; font-size: 13px; transition: all 0.2s; }
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.import-btn:hover { border-color: var(--accent); color: var(--accent); }
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/* Tabs */
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.tabs { display: flex; gap: 4px; flex-wrap: wrap; margin-bottom: 20px; padding: 4px; background: var(--surface); border-radius: var(--radius); }
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.tab { padding: 8px 16px; border-radius: 8px; border: none; background: transparent; color: var(--text2); cursor: pointer; font-size: 13px; font-weight: 600; transition: all 0.2s; }
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.tab:hover { background: var(--surface2); color: var(--text); }
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.tab.active { background: var(--accent); color: white; }
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/* Toolbar */
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.toolbar { display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; align-items: center; padding: 16px 20px; background: var(--surface); border-radius: var(--radius); margin-bottom: 20px; }
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.stats { display: flex; gap: 16px; font-size: 13px; color: var(--text2); }
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.stats span { display: flex; align-items: center; gap: 4px; }
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.stats .num { font-weight: 700; font-size: 16px; }
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.stats .num.green { color: var(--green); }
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.stats .num.red { color: var(--red); }
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.stats .num.yellow { color: var(--yellow); }
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.toolbar { display: flex; flex-wrap: wrap; gap: 12px; justify-content: flex-end; align-items: center; margin-bottom: 16px; }
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.toolbar-actions { display: flex; gap: 8px; }
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/* Buttons */
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@@ -58,20 +79,20 @@ body { font-family: -apple-system, 'Segoe UI', sans-serif; background: var(--bg)
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.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
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.btn-sm { padding: 5px 12px; font-size: 12px; }
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/* Progress */
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.progress-bar { height: 4px; background: var(--surface2); border-radius: 2px; margin-bottom: 20px; overflow: hidden; }
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.progress-bar .fill { height: 100%; background: linear-gradient(90deg, var(--accent), var(--green)); transition: width 0.3s ease; }
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/* Question Card */
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.q-card { background: var(--surface); border-radius: var(--radius); padding: 20px; margin-bottom: 16px; border: 1px solid var(--surface2); transition: border-color 0.3s; }
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.q-card.correct { border-color: var(--green); }
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.q-card.wrong { border-color: var(--red); }
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.q-card.type-fill_blank { border-color: color-mix(in srgb, var(--type-fill_blank) 40%, transparent); }
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.q-card.type-single_choice { border-color: color-mix(in srgb, var(--type-single_choice) 40%, transparent); }
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.q-card.type-multiple_choice { border-color: color-mix(in srgb, var(--type-multiple_choice) 40%, transparent); }
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.q-card.type-true_false { border-color: color-mix(in srgb, var(--type-true_false) 40%, transparent); }
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.q-card.type-short_answer { border-color: color-mix(in srgb, var(--type-short_answer) 40%, transparent); }
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.q-card.type-code_reading { border-color: color-mix(in srgb, var(--type-code_reading) 40%, transparent); }
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.q-card.type-scenario { border-color: color-mix(in srgb, var(--type-scenario) 40%, transparent); }
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.q-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; gap: 8px; flex-wrap: wrap; }
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.q-number { font-size: 13px; color: var(--text2); font-weight: 600; }
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.q-badge { display: inline-flex; align-items: center; gap: 4px; padding: 3px 10px; border-radius: 6px; font-size: 12px; font-weight: 600; }
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.q-badge.fill_blank { background: rgba(99,102,241,0.15); color: var(--accent2); }
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.q-badge.single_choice { background: rgba(34,197,94,0.15); color: var(--green); }
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.q-difficulty { display: flex; gap: 2px; }
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.q-difficulty .star { width: 8px; height: 8px; border-radius: 50%; background: var(--surface2); }
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.q-difficulty .star.active { background: var(--yellow); }
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@@ -144,6 +165,7 @@ body { font-family: -apple-system, 'Segoe UI', sans-serif; background: var(--bg)
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<div class="header">
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<h1>🎯 CS 知识应试强化</h1>
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<p>选择主题，开始训练</p>
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<button class="theme-toggle" onclick="toggleTheme()" title="切换主题">🌙</button>
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</div>
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<div class="app">
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@@ -181,15 +203,32 @@ body { font-family: -apple-system, 'Segoe UI', sans-serif; background: var(--bg)
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</div>
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<script>
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// ─── Constants ───
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const QUESTION_TYPES = {
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fill_blank: { label: '填空', color: '--type-fill_blank' },
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single_choice: { label: '选择', color: '--type-single_choice' },
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multiple_choice: { label: '多选', color: '--type-multiple_choice' },
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true_false: { label: '判断', color: '--type-true_false' },
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short_answer: { label: '简答', color: '--type-short_answer' },
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code_reading: { label: '代码', color: '--type-code_reading' },
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scenario: { label: '场景', color: '--type-scenario' },
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};
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// ─── State ───
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let topics = [];
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let currentTopic = null;
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let currentQuestions = []; // flattened from all type files
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let answers = {}; // qId -> { value, correct, revealed }
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let customQuestions = []; // imported
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let activeTab = 'all'; // 'all' or type name
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// ─── Init ───
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async function init() {
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// Theme init
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const saved = localStorage.getItem('theme') || 'dark';
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document.documentElement.dataset.theme = saved;
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updateThemeToggle();
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try {
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const res = await fetch('topics/index.json');
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const data = await res.json();
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@@ -200,6 +239,20 @@ async function init() {
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}
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}
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// ─── Theme ───
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function toggleTheme() {
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const current = document.documentElement.dataset.theme;
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const next = current === 'dark' ? 'light' : 'dark';
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document.documentElement.dataset.theme = next;
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localStorage.setItem('theme', next);
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updateThemeToggle();
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}
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function updateThemeToggle() {
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const btn = document.querySelector('.theme-toggle');
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if (btn) btn.textContent = document.documentElement.dataset.theme === 'dark' ? '🌙' : '☀️';
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}
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// ─── Topic List ───
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function renderTopicList() {
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const ul = document.getElementById('topicList');
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@@ -223,14 +276,14 @@ function renderTopicList() {
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}
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function typeLabel(type) {
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const map = { fill_blank: '填空', single_choice: '选择', multiple_choice: '多选', true_false: '判断', short_answer: '简答', code_reading: '代码', scenario: '场景' };
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return map[type] || type;
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return QUESTION_TYPES[type]?.label || type;
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}
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// ─── Select Topic ───
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async function selectTopic(slug) {
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currentTopic = slug;
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answers = {};
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activeTab = 'all';
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renderTopicList();
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if (slug === '__custom__') {
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@@ -260,6 +313,11 @@ async function selectTopic(slug) {
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}
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// ─── Render Quiz ───
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function getFilteredQuestions() {
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if (activeTab === 'all') return currentQuestions;
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return currentQuestions.filter(q => q.type === activeTab);
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}
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function renderQuiz() {
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const main = document.getElementById('mainContent');
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if (!currentQuestions.length) {
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@@ -267,31 +325,36 @@ function renderQuiz() {
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return;
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}
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const topicName = currentTopic === '__custom__' ? '自定义导入' : (topics.find(t => t.slug === currentTopic)?.name || '');
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// Build tabs
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const types = [...new Set(currentQuestions.map(q => q.type))];
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let tabsHtml = `<button class="tab ${activeTab === 'all' ? 'active' : ''}" onclick="switchTab('all')">全部 ${currentQuestions.length}</button>`;
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types.forEach(type => {
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const count = currentQuestions.filter(q => q.type === type).length;
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tabsHtml += `<button class="tab ${activeTab === type ? 'active' : ''}" onclick="switchTab('${type}')">${typeLabel(type)} ${count}</button>`;
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});
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let html = `
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<div class="tabs">${tabsHtml}</div>
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<div class="toolbar">
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<div class="stats">
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<span>📊 进度 <span class="num" id="answeredCount">0</span>/${currentQuestions.length}</span>
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<span>✅ <span class="num green" id="correctCount">0</span></span>
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<span>❌ <span class="num red" id="wrongCount">0</span></span>
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<span>⏳ <span class="num yellow" id="pendingCount">${currentQuestions.length}</span></span>
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</div>
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<div class="toolbar-actions">
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<button class="btn btn-outline btn-sm" onclick="resetAll()">🔄 重置</button>
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<button class="btn btn-outline btn-sm" onclick="showAllAnswers()">👁 全部显示</button>
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<button class="btn btn-primary btn-sm" onclick="submitAll()">📝 提交全部</button>
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</div>
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</div>
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<div class="progress-bar"><div class="fill" id="progressFill" style="width:0%"></div></div>
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`;
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currentQuestions.forEach((q, i) => {
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const filtered = getFilteredQuestions();
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filtered.forEach((q, i) => {
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html += renderQuestionCard(q, i);
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});
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main.innerHTML = html;
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updateStats();
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}
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function switchTab(tab) {
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activeTab = tab;
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renderQuiz();
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}
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function renderQuestionCard(q, i) {
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@@ -305,10 +368,9 @@ function renderQuestionCard(q, i) {
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stars += `<div class="star ${s <= q.difficulty ? 'active' : ''}"></div>`;
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}
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let html = `<div class="q-card ${cardClass}" id="card-${q.id}">
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let html = `<div class="q-card ${cardClass} type-${q.type}" id="card-${q.id}">
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<div class="q-header">
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<span class="q-number">#${i + 1}</span>
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<span class="q-badge ${q.type}">${typeLabel(q.type)}</span>
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<div class="q-difficulty">${stars}</div>
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</div>
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<div class="q-text">`;
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@@ -403,7 +465,6 @@ function checkFill(qId) {
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const correct = matchFillAnswer(val, q.answer, q.answer_rule || 'any');
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answers[qId] = { value: val, correct, revealed: true };
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updateStats();
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renderQuiz();
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}
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@@ -436,7 +497,6 @@ function revealAnswer(qId) {
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answers[qId].correct = answers[qId].value === q.answer;
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}
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answers[qId].revealed = true;
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updateStats();
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renderQuiz();
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}
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@@ -450,7 +510,6 @@ function showAllAnswers() {
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answers[q.id].revealed = true;
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}
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});
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updateStats();
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renderQuiz();
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}
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@@ -466,32 +525,14 @@ function submitAll() {
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answers[q.id].revealed = true;
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}
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});
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updateStats();
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renderQuiz();
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}
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function resetAll() {
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answers = {};
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updateStats();
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renderQuiz();
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}
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function updateStats() {
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let answered = 0, correct = 0, wrong = 0;
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currentQuestions.forEach(q => {
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if (answers[q.id]?.revealed) {
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answered++;
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if (answers[q.id].correct) correct++; else wrong++;
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}
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});
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const el = id => document.getElementById(id);
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if (el('answeredCount')) el('answeredCount').textContent = answered;
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if (el('correctCount')) el('correctCount').textContent = correct;
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if (el('wrongCount')) el('wrongCount').textContent = wrong;
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if (el('pendingCount')) el('pendingCount').textContent = currentQuestions.length - answered;
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if (el('progressFill')) el('progressFill').style.width = (currentQuestions.length ? (answered / currentQuestions.length * 100) : 0) + '%';
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}
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// ─── Import ───
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function openImportModal() { document.getElementById('importModal').classList.add('show'); }
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function closeImportModal() { document.getElementById('importModal').classList.remove('show'); }
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