Maxim Dolgolyov
273 lines
11 KiB
JavaScript
273 lines
11 KiB
JavaScript
'use strict';
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/* ──────────────────────────────────────────────────────────────────
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TaskCard component — reusable across variants / practice / topic /
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mock views. Renders ONE task with answer input, check button, and
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solution toggle.
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Public API:
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EP.TaskCard.render(container, task, opts)
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container : HTMLElement
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task : { id, idx, type, text, figure, opts, answer, solution }
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opts : {
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mode : 'variant'|'practice'|'topic'|'mock'
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sessionId : number | null (groups attempts in a session)
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autoCheck : true (whether check button is shown; mock=false)
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showSolution : true (whether solution toggle exists; mock=false)
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onAttempt : (result) => void (notify parent after check or solution-view)
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numbering : number | null (override task number badge)
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}
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────────────────────────────────────────────────────────────────── */
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(function () {
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const ICONS = {
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chev: '<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2.5" stroke-linecap="round" stroke-linejoin="round"><polyline points="9 18 15 12 9 6"/></svg>',
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check: '<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="3" stroke-linecap="round" stroke-linejoin="round"><polyline points="20 6 9 17 4 12"/></svg>',
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cross: '<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="3" stroke-linecap="round" stroke-linejoin="round"><line x1="18" y1="6" x2="6" y2="18"/><line x1="6" y1="6" x2="18" y2="18"/></svg>',
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rotate: '<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M3 12a9 9 0 1 0 3-6.7L3 8"/><polyline points="3 3 3 8 8 8"/></svg>',
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};
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function escapeHtml(s) {
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return String(s || '').replace(/[&<>"']/g, c => ({ '&':'&', '<':'<', '>':'>', '"':'"', "'":''' }[c]));
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}
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function buildOptsBlock(taskId, opts) {
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const isLong = opts.some(([, t]) => t.length > 40 && !t.startsWith('$'));
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const cls = isLong ? 'tc-opts tc-opts-vertical' : 'tc-opts';
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const name = `tc-opt-${taskId}`;
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return `<div class="${cls}" data-tc-mc>` + opts.map(([l, t]) => `
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<label class="tc-opt">
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<input type="radio" name="${name}" value="${escapeHtml(l)}" />
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<span class="tc-opt-lbl">${escapeHtml(l)})</span>
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<span class="tc-opt-text">${t}</span>
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</label>
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`).join('') + `</div>`;
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}
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/* Render one task into `container`. Returns a controller object with .destroy(). */
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function render(container, task, opts = {}) {
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const mode = opts.mode || 'variant';
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const showAns = opts.autoCheck !== false;
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const showSol = opts.showSolution !== false;
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const numbering = (opts.numbering != null) ? opts.numbering : task.idx;
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const sessionId = opts.sessionId || null;
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const onAttempt = opts.onAttempt || (() => {});
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const card = document.createElement('div');
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card.className = 'tc-card';
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card.dataset.taskId = String(task.id);
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card.dataset.taskType = task.type;
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// ── Inner skeleton
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let inputBlock = '';
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if (showAns) {
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if (task.type === 'mc' && task.opts) {
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inputBlock = `
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${buildOptsBlock(task.id, task.opts)}
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<div class="tc-action-row">
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<button class="tc-check-btn" data-tc-check disabled>Проверить</button>
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<div class="tc-verdict" data-tc-verdict hidden></div>
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</div>`;
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} else if (task.type === 'open') {
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inputBlock = `
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<div class="tc-input-row">
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<label class="tc-ans-label">Ответ:</label>
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<input class="tc-ans-input" type="text" autocomplete="off" inputmode="text"
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placeholder="например, 9/4 или -2" data-tc-text />
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<button class="tc-check-btn" data-tc-check disabled>Проверить</button>
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</div>
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<div class="tc-verdict" data-tc-verdict hidden></div>`;
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} else if (task.type === 'long') {
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inputBlock = `
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<div class="tc-self-mark">
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<span class="tc-self-mark-label">Развёрнутый ответ — проверьте себя по решению, затем отметьте:</span>
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<div class="tc-self-mark-btns">
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<button class="tc-self-btn tc-self-yes" data-tc-self="1">${ICONS.check} Я решил</button>
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<button class="tc-self-btn tc-self-no" data-tc-self="0">${ICONS.cross} Не решил</button>
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</div>
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</div>`;
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}
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}
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const solBlock = (showSol && task.solution) ? `
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<div class="tc-sol-wrap">
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<button class="tc-sol-btn" data-tc-sol>${ICONS.chev}<span>Показать решение</span></button>
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<div class="tc-sol-panel" data-tc-sol-panel>${task.solution}</div>
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</div>` : '';
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card.innerHTML = `
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<div class="tc-head">
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<div class="tc-num">${numbering}</div>
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<div class="tc-num-label">Задание ${numbering}</div>
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<span class="tc-type-badge tc-type-${task.type}">${typeLabel(task.type)}</span>
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</div>
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<div class="tc-body">
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<div class="tc-text">${task.text}</div>
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${task.figure ? `<div class="tc-figure">${task.figure}</div>` : ''}
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${inputBlock}
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</div>
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${solBlock}
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`;
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container.appendChild(card);
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// ── KaTeX render
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EP.katex?.run(card);
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// ── State
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let startedAt = Date.now();
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let solutionLogged = false;
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let solutionRendered = false;
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let attemptCount = 0; // how many CHECK attempts made
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let firstAttemptCorrect = null; // we report this in onAttempt
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// ── Input enable on first interaction
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const inputs = card.querySelectorAll('input[type="radio"], [data-tc-text]');
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const checkBtn = card.querySelector('[data-tc-check]');
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inputs.forEach(inp => {
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inp.addEventListener('input', () => updateCheckEnabled());
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inp.addEventListener('change', () => updateCheckEnabled());
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});
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function updateCheckEnabled() {
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if (!checkBtn) return;
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const has = readUserAnswer() !== null;
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checkBtn.disabled = !has || card.dataset.tcLocked === '1';
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}
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function readUserAnswer() {
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const mcGroup = card.querySelector('[data-tc-mc]');
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if (mcGroup) {
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const picked = mcGroup.querySelector('input[type="radio"]:checked');
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return picked ? picked.value : null;
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}
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const text = card.querySelector('[data-tc-text]');
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if (text) {
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const v = text.value.trim();
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return v || null;
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}
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return null;
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}
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// ── Check action
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if (checkBtn) {
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checkBtn.addEventListener('click', () => {
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const userAnswer = readUserAnswer();
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if (userAnswer == null) return;
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const isCorrect = EP.answer.check(userAnswer, task.answer) ? 1 : 0;
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attemptCount++;
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if (firstAttemptCorrect === null) firstAttemptCorrect = isCorrect;
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applyVerdict(isCorrect, userAnswer);
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sendAttempt({ user_answer: userAnswer, is_correct: isCorrect });
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onAttempt({ taskId: task.id, isCorrect, userAnswer, attempt: attemptCount });
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});
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}
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function applyVerdict(isCorrect, userAnswer) {
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const verdict = card.querySelector('[data-tc-verdict]');
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card.classList.remove('tc-correct', 'tc-wrong');
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card.classList.add(isCorrect ? 'tc-correct' : 'tc-wrong');
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if (verdict) {
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verdict.hidden = false;
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verdict.innerHTML = isCorrect
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? `<span class="tc-verdict-ok">${ICONS.check} Правильно</span>`
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: `<span class="tc-verdict-bad">${ICONS.cross} Неправильно</span>
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<button class="tc-retry-btn" data-tc-retry>${ICONS.rotate} Попробовать ещё</button>`;
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}
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if (isCorrect) {
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// Lock inputs + auto-open solution
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card.querySelectorAll('input').forEach(el => el.disabled = true);
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checkBtn.disabled = true;
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card.dataset.tcLocked = '1';
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autoOpenSolution();
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} else {
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// Allow retry
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const retry = card.querySelector('[data-tc-retry]');
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if (retry) retry.addEventListener('click', () => resetForRetry());
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}
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}
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function resetForRetry() {
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const verdict = card.querySelector('[data-tc-verdict]');
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card.classList.remove('tc-wrong');
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if (verdict) { verdict.hidden = true; verdict.innerHTML = ''; }
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startedAt = Date.now();
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}
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function autoOpenSolution() {
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const btn = card.querySelector('[data-tc-sol]');
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const panel = card.querySelector('[data-tc-sol-panel]');
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if (btn && panel && !panel.classList.contains('visible')) {
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toggleSolution(btn, panel);
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}
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}
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// ── Solution toggle (manual)
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const solBtn = card.querySelector('[data-tc-sol]');
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const solPanel = card.querySelector('[data-tc-sol-panel]');
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if (solBtn && solPanel) {
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solBtn.addEventListener('click', () => toggleSolution(solBtn, solPanel));
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}
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function toggleSolution(btn, panel) {
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const open = panel.classList.contains('visible');
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panel.classList.toggle('visible', !open);
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btn.classList.toggle('open', !open);
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btn.querySelector('span').textContent = open ? 'Показать решение' : 'Скрыть решение';
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if (!open) {
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if (!solutionRendered) {
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EP.katex?.run(panel);
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solutionRendered = true;
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}
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if (!solutionLogged) {
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solutionLogged = true;
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sendAttempt({ solution_viewed: 1 });
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onAttempt({ taskId: task.id, solutionViewed: true });
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}
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}
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}
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// ── Long: self-mark buttons
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card.querySelectorAll('[data-tc-self]').forEach(btn => {
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btn.addEventListener('click', () => {
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const val = btn.dataset.tcSelf === '1' ? 1 : 0;
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attemptCount++;
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if (firstAttemptCorrect === null) firstAttemptCorrect = val;
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card.classList.remove('tc-correct', 'tc-wrong');
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card.classList.add(val ? 'tc-correct' : 'tc-wrong');
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card.querySelectorAll('[data-tc-self]').forEach(b => b.disabled = true);
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sendAttempt({ is_correct: val });
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onAttempt({ taskId: task.id, isCorrect: val, attempt: attemptCount });
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});
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});
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function sendAttempt(partial) {
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const body = Object.assign({
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exam_task_id: task.id,
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mode,
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session_id: sessionId,
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time_ms: Math.min(Date.now() - startedAt, 24 * 3600 * 1000),
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user_answer: null,
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is_correct: null,
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hint_used: 0,
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solution_viewed:0,
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}, partial);
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// Best-effort — UI doesn't block on this
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EP.api.saveAttempt(body).catch(() => {});
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}
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return {
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el: card,
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destroy: () => card.remove(),
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};
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}
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function typeLabel(type) {
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if (type === 'mc') return 'выбор';
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if (type === 'open') return 'кр. ответ';
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return 'развёрнут.';
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}
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window.EP = window.EP || {};
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window.EP.TaskCard = { render };
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})();
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