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324 lines
12 KiB
324 lines
12 KiB
/** |
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* Прохождение теста: один вопрос на экран, прогресс сверху. |
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*/ |
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(() => { |
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const root = document.getElementById('attempt-root'); |
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if (!root) return; |
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const testId = root.dataset.testId; |
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const attemptId = root.dataset.attemptId; |
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const flowEl = document.getElementById('attempt-flow'); |
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const titleEl = document.getElementById('attempt-title'); |
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const subEl = document.getElementById('attempt-subtitle'); |
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const timerEl = document.getElementById('attempt-timer'); |
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const errEl = document.getElementById('attempt-error'); |
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const stageEl = document.getElementById('attempt-stage'); |
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const progressLabel = document.getElementById('attempt-progress-label'); |
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const progressFill = document.getElementById('attempt-progress-fill'); |
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const progressTrack = document.querySelector('.attempt-progress-track'); |
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const btnPrev = document.getElementById('attempt-prev'); |
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const btnNext = document.getElementById('attempt-next'); |
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const btnFinish = document.getElementById('attempt-finish'); |
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const resultEl = document.getElementById('attempt-result'); |
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const hintModal = document.getElementById('hint-modal'); |
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const hintVerdict = document.getElementById('hint-verdict'); |
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const hintCorrect = document.getElementById('hint-correct'); |
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const hintExplanation = document.getElementById('hint-explanation'); |
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const hintCloseBtn = document.getElementById('hint-close-btn'); |
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let playData = null; |
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const selections = {}; |
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const checked = {}; |
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let timerHandle = null; |
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let deadlineMs = null; |
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let currentIdx = 0; |
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function esc(s) { |
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return String(s ?? '').replace(/[&<>"']/g, (m) => ({ |
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'&': '&', '<': '<', '>': '>', '"': '"', "'": ''', |
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}[m])); |
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} |
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function setErr(msg) { |
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errEl.textContent = msg || 'Ошибка.'; |
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errEl.style.display = msg ? 'block' : 'none'; |
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} |
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function isSelected(qid, oid) { |
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return (selections[String(qid)] || []).includes(String(oid)); |
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} |
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function toggle(qid, oid, multi) { |
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const k = String(qid); |
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const cur = selections[k] || []; |
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const id = String(oid); |
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if (multi) { |
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selections[k] = cur.includes(id) ? cur.filter((x) => x !== id) : [...cur, id]; |
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return; |
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} |
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selections[k] = [id]; |
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} |
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function isImmediate() { |
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return playData && playData.resultMode === 'immediate'; |
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} |
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function stepAnswered(q) { |
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const k = String(q.id); |
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if (isImmediate()) return !!checked[k]; |
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return (selections[k] || []).length > 0; |
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} |
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function allAnswered() { |
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return (playData.questions || []).every((q) => stepAnswered(q)); |
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} |
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function updateProgress() { |
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const qs = playData.questions || []; |
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const total = qs.length; |
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const n = Math.min(currentIdx + 1, Math.max(total, 1)); |
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if (progressLabel) progressLabel.textContent = `${n} из ${total}`; |
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const pct = total <= 1 ? 100 : ((currentIdx + 1) / total) * 100; |
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if (progressFill) progressFill.style.width = `${pct}%`; |
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if (progressTrack) { |
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progressTrack.setAttribute('aria-valuenow', String(n)); |
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progressTrack.setAttribute('aria-valuemax', String(total)); |
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} |
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} |
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function renderStep() { |
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const qs = playData.questions || []; |
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const total = qs.length; |
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const q = qs[currentIdx]; |
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stageEl.innerHTML = ''; |
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if (!q) return; |
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updateProgress(); |
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const card = document.createElement('article'); |
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card.className = 'attempt-q-card surface-card'; |
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card.dataset.qid = String(q.id); |
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const qid = String(q.id); |
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const isChk = !!checked[qid]; |
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const meta = document.createElement('div'); |
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meta.className = 'attempt-q-card__meta'; |
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meta.innerHTML = `<span class="attempt-q-num">Вопрос ${currentIdx + 1}</span>`; |
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card.appendChild(meta); |
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const textP = document.createElement('div'); |
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textP.className = 'attempt-q-text'; |
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let badge = ''; |
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if (isChk) { |
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const ok = checked[qid].isCorrect; |
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badge = `<span class="attempt-q-badge ${ok ? 'attempt-q-badge--ok' : 'attempt-q-badge--bad'}">${ok ? '✓ верно' : '✗ неверно'}</span>`; |
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} |
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textP.innerHTML = esc(q.text) + badge; |
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card.appendChild(textP); |
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const ul = document.createElement('ul'); |
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ul.className = 'attempt-q-options'; |
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const correctSet = new Set((checked[qid] && checked[qid].correctOptionIds) || []); |
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for (const o of (q.options || [])) { |
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const oid = String(o.id); |
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const row = document.createElement('li'); |
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row.className = 'attempt-opt-row'; |
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const type = q.hasMultipleAnswers ? 'checkbox' : 'radio'; |
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const name = `q-${q.id}`; |
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let mark = ''; |
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if (isChk) { |
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if (correctSet.has(oid)) mark = ' <span class="attempt-mark attempt-mark--ok">верно</span>'; |
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else if (isSelected(q.id, o.id)) mark = ' <span class="attempt-mark attempt-mark--bad">ваш ответ</span>'; |
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} |
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row.innerHTML = |
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`<label class="attempt-opt-label ${isChk ? 'attempt-opt-label--locked' : ''}">` |
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+ `<input type="${type}" ${q.hasMultipleAnswers ? '' : `name="${esc(name)}"`} class="attempt-opt-input" />` |
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+ `<span class="attempt-opt-text">${esc(o.text)}${mark}</span>` |
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+ '</label>'; |
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const input = row.querySelector('input'); |
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if (isSelected(q.id, o.id)) input.checked = true; |
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if (isChk) input.disabled = true; |
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input.addEventListener('change', () => { |
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if (checked[qid]) return; |
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toggle(q.id, o.id, q.hasMultipleAnswers); |
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renderStep(); |
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}); |
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ul.appendChild(row); |
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} |
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card.appendChild(ul); |
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if (isImmediate() && !isChk) { |
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const wrap = document.createElement('div'); |
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wrap.className = 'attempt-answer-actions'; |
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const btn = document.createElement('button'); |
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btn.type = 'button'; |
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btn.className = 'btn btn-primary attempt-reply-btn'; |
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btn.textContent = 'Ответить'; |
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const sel = selections[qid] || []; |
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btn.disabled = sel.length === 0; |
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btn.addEventListener('click', () => checkOne(q.id)); |
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wrap.appendChild(btn); |
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card.appendChild(wrap); |
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} |
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stageEl.appendChild(card); |
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updateNav(); |
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} |
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function updateNav() { |
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const qs = playData.questions || []; |
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const total = qs.length; |
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const q = qs[currentIdx]; |
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if (!q) return; |
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const ok = stepAnswered(q); |
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btnPrev.disabled = currentIdx <= 0; |
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btnPrev.toggleAttribute('hidden', currentIdx <= 0); |
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const last = currentIdx >= total - 1; |
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btnNext.style.display = last ? 'none' : ''; |
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btnFinish.style.display = last ? '' : 'none'; |
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if (last) { |
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btnFinish.disabled = !allAnswered(); |
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} else { |
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btnNext.disabled = !ok; |
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} |
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} |
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async function checkOne(qid) { |
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const k = String(qid); |
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const sel = selections[k] || []; |
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if (!sel.length) return; |
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try { |
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const r = await fetch(`/api/tests/${testId}/attempts/${attemptId}/check`, { |
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method: 'POST', |
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headers: { 'Content-Type': 'application/json' }, |
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body: JSON.stringify({ questionId: qid, selectedOptionIds: sel }), |
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}); |
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const data = await r.json().catch(() => ({})); |
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if (!r.ok) throw new Error(data.error || 'Не удалось проверить ответ.'); |
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checked[k] = data; |
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renderStep(); |
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if (playData.hintsEnabled) { |
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showHint(data); |
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} |
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} catch (e) { |
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setErr(e.message); |
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} |
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} |
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function showHint(data) { |
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hintVerdict.textContent = data.isCorrect ? 'Верно!' : 'Неверно.'; |
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hintVerdict.className = `attempt-hint-verdict ${data.isCorrect ? 'attempt-hint-verdict--ok' : 'attempt-hint-verdict--bad'}`; |
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const correct = (data.correctOptionTexts || []).join('; '); |
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hintCorrect.textContent = correct ? (`Правильный ответ: ${correct}`) : ''; |
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hintExplanation.textContent = data.explanation || 'Объяснение недоступно.'; |
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if (typeof hintModal.showModal === 'function') hintModal.showModal(); |
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else hintModal.setAttribute('open', ''); |
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} |
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hintCloseBtn.addEventListener('click', () => { |
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if (typeof hintModal.close === 'function') hintModal.close(); |
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else hintModal.removeAttribute('open'); |
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}); |
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btnPrev.addEventListener('click', () => { |
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if (currentIdx <= 0) return; |
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currentIdx -= 1; |
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renderStep(); |
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}); |
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btnNext.addEventListener('click', () => { |
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const total = (playData.questions || []).length; |
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if (currentIdx >= total - 1) return; |
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currentIdx += 1; |
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renderStep(); |
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}); |
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btnFinish.addEventListener('click', () => submit(false)); |
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function startTimer(minutes) { |
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if (!minutes || minutes <= 0) return; |
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deadlineMs = Date.now() + minutes * 60 * 1000; |
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timerEl.style.display = ''; |
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const tick = () => { |
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const left = Math.max(0, deadlineMs - Date.now()); |
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const m = Math.floor(left / 60000); |
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const s = Math.floor((left % 60000) / 1000); |
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timerEl.textContent = `Осталось ${m}:${String(s).padStart(2, '0')}`; |
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if (left <= 0) { |
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clearInterval(timerHandle); |
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submit(true); |
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} |
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}; |
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tick(); |
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timerHandle = setInterval(tick, 500); |
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} |
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async function load() { |
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try { |
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const r = await fetch(`/api/tests/${testId}/attempts/${attemptId}/play`); |
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const data = await r.json().catch(() => ({})); |
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if (!r.ok) throw new Error(data.error || 'Не удалось открыть попытку.'); |
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playData = data; |
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titleEl.textContent = data.testTitle || 'Прохождение теста'; |
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const parts = [`Порог зачёта ${data.passingThreshold ?? 0}%`]; |
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if (data.resultMode === 'immediate') parts.push('обратная связь после каждого ответа'); |
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if (data.hintsEnabled) parts.push('с подсказками'); |
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subEl.textContent = parts.join(' · '); |
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if (!Array.isArray(data.questions) || !data.questions.length) { |
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setErr('В активной версии нет вопросов.'); |
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btnNext.disabled = true; |
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btnFinish.disabled = true; |
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return; |
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} |
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currentIdx = 0; |
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renderStep(); |
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if (data.timeLimit) startTimer(Number(data.timeLimit)); |
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} catch (e) { |
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setErr(e.message); |
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btnFinish.disabled = true; |
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} |
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} |
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async function submit(auto) { |
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btnFinish.disabled = true; |
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btnNext.disabled = true; |
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btnPrev.disabled = true; |
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const label = auto ? 'Время вышло…' : 'Отправка…'; |
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btnFinish.textContent = label; |
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try { |
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const r = await fetch(`/api/tests/${testId}/attempts/${attemptId}/submit`, { |
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method: 'POST', |
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headers: { 'Content-Type': 'application/json' }, |
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body: JSON.stringify({ answers: selections }), |
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}); |
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const data = await r.json().catch(() => ({})); |
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if (!r.ok) throw new Error(data.error || 'Не удалось завершить попытку.'); |
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if (timerHandle) clearInterval(timerHandle); |
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timerEl.style.display = 'none'; |
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if (flowEl) flowEl.style.display = 'none'; |
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resultEl.style.display = ''; |
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resultEl.innerHTML = |
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`<h3 class="attempt-result-title font-headline">Результат</h3>` |
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+ `<p>Правильно: <strong>${data.correctCount}</strong> из ${data.totalQuestions}` |
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+ ` (${data.percent}%). Порог: ${data.passingThreshold}%.</p>` |
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+ `<p class="${data.passed ? 'attempt-passed' : 'attempt-failed'}">${data.passed ? 'Зачёт' : 'Незачёт'}</p>` |
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+ `<p><a class="link-back" href="/tests/${testId}/attempts/${data.attemptId}/review">Разбор попытки</a></p>`; |
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} catch (e) { |
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setErr(e.message); |
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btnFinish.disabled = false; |
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btnFinish.textContent = 'Завершить тест'; |
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btnPrev.disabled = false; |
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btnNext.disabled = false; |
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if (playData) updateNav(); |
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} |
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} |
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load(); |
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})();
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