feat(listening): interactive listening comprehension trainer with neural voiceover and auto-evaluation
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@@ -183,6 +183,29 @@ export const api = {
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}
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},
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// Listening Comprehension Trainer
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listening: {
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async getExercise(topic = 'all', level = 'B1') {
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const resp = await fetch(`/api/listening/exercise?topic=${encodeURIComponent(topic)}&level=${encodeURIComponent(level)}`);
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if (resp.ok) return await resp.json();
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throw new Error(`Failed to load listening exercise: ${resp.status}`);
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},
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async checkAnswer(scenarioId, userAnswer, story = '', idealAnswer = '') {
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const resp = await fetch('/api/listening/check', {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' },
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body: JSON.stringify({
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scenario_id: scenarioId,
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user_answer: userAnswer,
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story: story,
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ideal_answer: idealAnswer
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})
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});
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if (resp.ok) return await resp.json();
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throw new Error(`Failed to check listening answer: ${resp.status}`);
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}
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},
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// Bookshelf & Reader
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books: {
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async getAll() {
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@@ -106,6 +106,34 @@ export function initSrs() {
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const dictationDetailsBox = document.getElementById('dictation-details-box');
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const dictationRatingBar = document.getElementById('dictation-rating-bar');
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// Mode 6: Listening Comprehension
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const srsModeListening = document.getElementById('srs-mode-listening');
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const listeningLevelBadge = document.getElementById('listening-level-badge');
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const listeningTopicBadge = document.getElementById('listening-topic-badge');
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const listeningTopicSelect = document.getElementById('listening-topic-select');
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const listeningSpeedSelect = document.getElementById('listening-speed-select');
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const listeningNewScenarioBtn = document.getElementById('listening-new-scenario-btn');
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const listeningTitle = document.getElementById('listening-title');
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const listeningPlayStoryBtn = document.getElementById('listening-play-story-btn');
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const listeningPlayQuestionBtn = document.getElementById('listening-play-question-btn');
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const listeningToggleHintBtn = document.getElementById('listening-toggle-hint-btn');
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const listeningHintText = document.getElementById('listening-hint-text');
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const listeningForm = document.getElementById('listening-form');
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const listeningInput = document.getElementById('listening-input');
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const listeningSubmitBtn = document.getElementById('listening-submit-btn');
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const listeningFeedbackBox = document.getElementById('listening-feedback-box');
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const listeningRevealedBox = document.getElementById('listening-revealed-box');
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const listeningIdealAnswer = document.getElementById('listening-ideal-answer');
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const listeningRevealedQuestion = document.getElementById('listening-revealed-question');
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const listeningRevealedQuestionRu = document.getElementById('listening-revealed-question-ru');
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const listeningRevealedStory = document.getElementById('listening-revealed-story');
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const listeningRevealedStoryRu = document.getElementById('listening-revealed-story-ru');
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const listeningNextBtn = document.getElementById('listening-next-btn');
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let currentListeningExercise = null;
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let listeningAnswered = false;
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let listeningCompletedCount = 0;
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// Summary
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const srsSummary = document.getElementById('srs-summary');
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const sumCount = document.getElementById('sum-count');
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@@ -192,7 +220,7 @@ export function initSrs() {
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srsLoading.classList.add('hidden');
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if (queue.length === 0) {
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if (queue.length === 0 && srsCurrentMode !== 'listening') {
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srsEmpty.classList.remove('hidden');
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return;
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}
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@@ -216,9 +244,18 @@ export function initSrs() {
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srsModeTyping.classList.add('hidden');
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srsModeCloze.classList.add('hidden');
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srsModeDictation.classList.add('hidden');
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if (srsModeListening) srsModeListening.classList.add('hidden');
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}
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function renderSrsCurrentCard() {
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if (srsCurrentMode === 'listening') {
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srsEmpty.classList.add('hidden');
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srsSummary.classList.add('hidden');
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hideAllSrsModeContainers();
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renderListeningMode();
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return;
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}
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if (srsCurrentIndex >= srsQueue.length) {
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showSrsSummary();
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return;
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@@ -644,6 +681,178 @@ export function initSrs() {
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});
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}
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// -----------------------------------------------------------------------
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// Mode 6: Listening Comprehension
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// -----------------------------------------------------------------------
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function renderListeningMode() {
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if (!srsModeListening) return;
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srsModeListening.classList.remove('hidden');
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srsCounter.textContent = `📻 Аудирование: решено ${listeningCompletedCount}`;
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srsProgressFill.style.width = '100%';
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if (!currentListeningExercise) {
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loadListeningExercise();
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}
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}
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async function loadListeningExercise(forceNew = false) {
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if (!srsModeListening) return;
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listeningAnswered = false;
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if (listeningFeedbackBox) {
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listeningFeedbackBox.classList.add('hidden');
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listeningFeedbackBox.innerHTML = '';
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}
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if (listeningRevealedBox) listeningRevealedBox.classList.add('hidden');
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if (listeningHintText) {
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listeningHintText.classList.add('hidden');
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listeningHintText.textContent = '';
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}
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if (listeningInput) {
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listeningInput.value = '';
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listeningInput.disabled = false;
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}
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if (listeningSubmitBtn) listeningSubmitBtn.disabled = false;
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if (listeningTitle) listeningTitle.textContent = 'Загрузка аудио-ситуации...';
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const topic = listeningTopicSelect ? listeningTopicSelect.value : 'all';
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try {
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const data = await api.listening.getExercise(topic, 'B1');
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currentListeningExercise = data;
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if (listeningTitle) listeningTitle.textContent = data.title || 'Ситуация для аудирования';
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if (listeningLevelBadge) {
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listeningLevelBadge.textContent = data.level || 'B1';
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listeningLevelBadge.className = `level-badge badge-${(data.level || 'b1').toLowerCase()}`;
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}
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if (listeningTopicBadge) {
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listeningTopicBadge.textContent = (data.topic || 'tech').toUpperCase();
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}
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if (data.hint && listeningToggleHintBtn && listeningHintText) {
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listeningToggleHintBtn.classList.remove('hidden');
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listeningHintText.textContent = data.hint;
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} else if (listeningToggleHintBtn) {
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listeningToggleHintBtn.classList.add('hidden');
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}
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// Smooth focus on input
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setTimeout(() => {
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if (listeningInput && !srsModeListening.classList.contains('hidden')) {
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listeningInput.focus();
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}
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}, 50);
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// Auto-play the story audio
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const speed = listeningSpeedSelect ? parseFloat(listeningSpeedSelect.value) || 1.0 : 1.0;
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if (data.story_audio_url) {
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playAudio(data.story_audio_url, speed);
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}
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} catch (e) {
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console.error('Failed to load listening exercise:', e);
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if (listeningTitle) listeningTitle.textContent = 'Не удалось загрузить ситуацию. Нажмите "Другая история".';
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showToast('Ошибка загрузки аудирования', 'error');
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}
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}
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if (listeningPlayStoryBtn) {
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listeningPlayStoryBtn.addEventListener('click', () => {
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if (!currentListeningExercise || !currentListeningExercise.story_audio_url) return;
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const speed = listeningSpeedSelect ? parseFloat(listeningSpeedSelect.value) || 1.0 : 1.0;
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playAudio(currentListeningExercise.story_audio_url, speed);
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});
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}
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if (listeningPlayQuestionBtn) {
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listeningPlayQuestionBtn.addEventListener('click', () => {
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if (!currentListeningExercise || !currentListeningExercise.question_audio_url) return;
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const speed = listeningSpeedSelect ? parseFloat(listeningSpeedSelect.value) || 1.0 : 1.0;
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playAudio(currentListeningExercise.question_audio_url, speed);
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});
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}
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if (listeningToggleHintBtn) {
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listeningToggleHintBtn.addEventListener('click', () => {
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if (listeningHintText) listeningHintText.classList.toggle('hidden');
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});
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}
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if (listeningNewScenarioBtn) {
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listeningNewScenarioBtn.addEventListener('click', () => {
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loadListeningExercise(true);
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});
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}
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if (listeningTopicSelect) {
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listeningTopicSelect.addEventListener('change', () => {
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loadListeningExercise(true);
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});
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}
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if (listeningForm) {
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listeningForm.addEventListener('submit', async (e) => {
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e.preventDefault();
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if (listeningAnswered || !currentListeningExercise) return;
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const val = (listeningInput ? listeningInput.value : '').trim();
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if (!val) {
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showToast('Пожалуйста, напишите ваш ответ', 'info');
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if (listeningInput) listeningInput.focus();
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return;
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}
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listeningAnswered = true;
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if (listeningInput) listeningInput.disabled = true;
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if (listeningSubmitBtn) listeningSubmitBtn.disabled = true;
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try {
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const res = await api.listening.checkAnswer(
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currentListeningExercise.id,
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val,
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currentListeningExercise.story,
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currentListeningExercise.ideal_answer || ''
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);
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if (listeningFeedbackBox) {
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if (res.is_correct) {
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listeningFeedbackBox.className = 'trainer-feedback-box feedback-correct';
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listeningFeedbackBox.innerHTML = `🎉 <strong>${escapeHtml(res.feedback)}</strong>`;
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srsSessionRatings.push(4);
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} else {
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listeningFeedbackBox.className = 'trainer-feedback-box feedback-wrong';
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listeningFeedbackBox.innerHTML = `<strong>${escapeHtml(res.feedback)}</strong>`;
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srsSessionRatings.push(2);
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}
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listeningFeedbackBox.classList.remove('hidden');
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}
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// Reveal details
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if (listeningIdealAnswer) listeningIdealAnswer.textContent = res.ideal_answer || '';
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if (listeningRevealedQuestion) listeningRevealedQuestion.textContent = res.question || currentListeningExercise.question || '';
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if (listeningRevealedQuestionRu) listeningRevealedQuestionRu.textContent = res.question_ru || currentListeningExercise.question_ru || '';
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if (listeningRevealedStory) listeningRevealedStory.textContent = res.story || currentListeningExercise.story || '';
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if (listeningRevealedStoryRu) listeningRevealedStoryRu.textContent = res.story_ru || currentListeningExercise.story_ru || '';
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if (listeningRevealedBox) listeningRevealedBox.classList.remove('hidden');
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listeningCompletedCount++;
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srsCounter.textContent = `📻 Аудирование: решено ${listeningCompletedCount}`;
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if (listeningNextBtn) listeningNextBtn.focus();
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} catch (err) {
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console.error('Listening answer check error:', err);
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if (listeningInput) listeningInput.disabled = false;
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if (listeningSubmitBtn) listeningSubmitBtn.disabled = false;
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listeningAnswered = false;
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showToast('Ошибка проверки ответа', 'error');
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}
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});
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}
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if (listeningNextBtn) {
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listeningNextBtn.addEventListener('click', () => {
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loadListeningExercise(true);
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});
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}
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function showSrsSummary() {
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hideAllSrsModeContainers();
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srsSummary.classList.remove('hidden');
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@@ -682,6 +891,18 @@ export function initSrs() {
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e.preventDefault();
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quizNextBtn.click();
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}
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} else if (srsCurrentMode === 'listening') {
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if (listeningAnswered) {
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if (e.key === 'Enter') {
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e.preventDefault();
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if (listeningNextBtn) listeningNextBtn.click();
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}
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} else {
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if (document.activeElement !== listeningInput && e.code === 'Space') {
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e.preventDefault();
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if (listeningPlayStoryBtn) listeningPlayStoryBtn.click();
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}
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}
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}
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}
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});
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