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inubimambo
643
app.js
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643
app.js
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@@ -0,0 +1,643 @@
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// EduCat: AI Study Buddy - Main Application Logic
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class EduCatApp {
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constructor() {
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this.uploadedFiles = [];
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this.studySessions = 0;
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this.quizzesCompleted = 0;
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this.generatedContent = [];
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this.currentTab = 'dashboard';
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this.init();
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}
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init() {
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this.setupEventListeners();
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this.updateStats();
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this.updateFileSelects();
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this.showTab('dashboard');
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}
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setupEventListeners() {
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// Tab navigation
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document.querySelectorAll('.nav__item').forEach(button => {
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button.addEventListener('click', (e) => {
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const tab = e.target.dataset.tab || 'dashboard';
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this.showTab(tab);
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});
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});
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// File upload - Fixed implementation
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const uploadArea = document.getElementById('upload-area');
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const fileInput = document.getElementById('file-input');
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if (uploadArea && fileInput) {
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uploadArea.addEventListener('click', (e) => {
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e.preventDefault();
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fileInput.click();
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});
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uploadArea.addEventListener('dragover', (e) => {
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e.preventDefault();
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uploadArea.classList.add('drag-over');
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});
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uploadArea.addEventListener('dragleave', (e) => {
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e.preventDefault();
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uploadArea.classList.remove('drag-over');
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});
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uploadArea.addEventListener('drop', (e) => {
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e.preventDefault();
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uploadArea.classList.remove('drag-over');
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const files = Array.from(e.dataTransfer.files);
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this.processFiles(files);
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});
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fileInput.addEventListener('change', (e) => {
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const files = Array.from(e.target.files);
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this.processFiles(files);
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});
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}
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// AI feature buttons
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document.querySelectorAll('.feature-card').forEach(card => {
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const button = card.querySelector('.btn');
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if (button) {
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button.addEventListener('click', (e) => {
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e.preventDefault();
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const feature = card.dataset.feature;
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this.generateContent(feature);
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});
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}
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});
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// Quiz generation
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const generateQuizBtn = document.getElementById('generate-quiz');
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if (generateQuizBtn) {
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generateQuizBtn.addEventListener('click', (e) => {
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e.preventDefault();
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this.generateQuiz();
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});
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}
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// Study planner interactions - Fixed implementation
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this.setupPlannerEvents();
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}
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showTab(tabName) {
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// Update navigation
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document.querySelectorAll('.nav__item').forEach(item => {
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item.classList.remove('active');
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if (item.dataset.tab === tabName || (tabName === 'dashboard' && !item.dataset.tab)) {
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item.classList.add('active');
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}
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});
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// Update content
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document.querySelectorAll('.tab-content').forEach(content => {
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content.classList.remove('active');
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});
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const targetTab = tabName === 'dashboard' ? 'dashboard' : tabName;
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const targetContent = document.getElementById(targetTab);
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if (targetContent) {
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targetContent.classList.add('active');
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}
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this.currentTab = tabName;
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// Special handling for library tab
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if (tabName === 'library') {
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this.updateLibraryContent();
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}
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}
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processFiles(files) {
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if (!files || files.length === 0) {
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alert('No files selected.');
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return;
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}
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const validFiles = files.filter(file => this.isValidFile(file));
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if (validFiles.length === 0) {
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alert('Please select valid file types: PDF, DOCX, PPTX, TXT, or XLSX');
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return;
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}
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if (validFiles.length !== files.length) {
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alert('Some files were skipped due to invalid file types.');
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}
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this.uploadFiles(validFiles);
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}
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isValidFile(file) {
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const validExtensions = ['pdf', 'docx', 'pptx', 'txt', 'xlsx'];
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const fileName = file.name.toLowerCase();
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return validExtensions.some(ext => fileName.endsWith('.' + ext));
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}
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uploadFiles(files) {
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const progressBar = document.getElementById('upload-progress');
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const progressFill = document.getElementById('progress-fill');
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const progressText = document.getElementById('progress-text');
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if (progressBar) {
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progressBar.classList.remove('hidden');
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}
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let progress = 0;
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const progressInterval = setInterval(() => {
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progress += Math.random() * 20 + 5;
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if (progressFill) {
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progressFill.style.width = `${Math.min(progress, 100)}%`;
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}
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if (progressText) {
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progressText.textContent = `Uploading... ${Math.round(Math.min(progress, 100))}%`;
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}
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if (progress >= 100) {
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clearInterval(progressInterval);
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this.completeUpload(files);
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}
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}, 300);
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}
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completeUpload(files) {
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setTimeout(() => {
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files.forEach(file => {
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const fileData = {
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id: Date.now() + Math.random(),
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name: file.name,
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size: this.formatFileSize(file.size || 50000), // Default size for demo
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type: this.getFileType(file.name),
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uploadDate: new Date().toLocaleDateString(),
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content: this.generateMockContent(file.name)
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};
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this.uploadedFiles.push(fileData);
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});
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const progressBar = document.getElementById('upload-progress');
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if (progressBar) {
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progressBar.classList.add('hidden');
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}
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this.updateFileDisplay();
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this.updateStats();
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this.updateFileSelects();
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this.addActivity(`Uploaded ${files.length} file(s)`);
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// Show success message
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alert(`Successfully uploaded ${files.length} file(s)!`);
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// Clear file input
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const fileInput = document.getElementById('file-input');
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if (fileInput) {
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fileInput.value = '';
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}
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}, 500);
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}
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getFileType(filename) {
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const extension = filename.split('.').pop().toUpperCase();
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return extension;
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}
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formatFileSize(bytes) {
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if (bytes === 0) return '0 Bytes';
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const k = 1024;
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const sizes = ['Bytes', 'KB', 'MB', 'GB'];
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const i = Math.floor(Math.log(bytes) / Math.log(k));
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return parseFloat((bytes / Math.pow(k, i)).toFixed(2)) + ' ' + sizes[i];
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}
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generateMockContent(filename) {
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const topics = ['Mathematics', 'Science', 'History', 'Literature', 'Computer Science'];
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const randomTopic = topics[Math.floor(Math.random() * topics.length)];
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return {
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topic: randomTopic,
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keyPoints: [
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`Key concept from ${filename}`,
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`Important theorem or principle`,
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`Practical application example`,
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`Historical context or background`
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]
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};
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}
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updateFileDisplay() {
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const container = document.getElementById('files-container');
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if (!container) return;
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if (this.uploadedFiles.length === 0) {
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container.innerHTML = '<div class="empty-state"><p>No files uploaded yet. Upload your first file to get started!</p></div>';
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return;
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}
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container.innerHTML = this.uploadedFiles.map(file => `
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<div class="file-item" data-file-id="${file.id}">
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<div class="file-icon">${file.type}</div>
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<div class="file-info">
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<div class="file-name">${file.name}</div>
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<div class="file-meta">${file.size} • ${file.uploadDate}</div>
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</div>
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</div>
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`).join('');
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}
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updateStats() {
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const filesCount = document.getElementById('files-count');
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const sessionsCount = document.getElementById('sessions-count');
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const quizzesCount = document.getElementById('quizzes-count');
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if (filesCount) filesCount.textContent = this.uploadedFiles.length;
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if (sessionsCount) sessionsCount.textContent = this.studySessions;
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if (quizzesCount) quizzesCount.textContent = this.quizzesCompleted;
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}
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updateFileSelects() {
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const select = document.getElementById('quiz-file-select');
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if (!select) return;
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select.innerHTML = '<option value="">Select a file to create quiz from</option>';
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this.uploadedFiles.forEach(file => {
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const option = document.createElement('option');
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option.value = file.id;
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option.textContent = file.name;
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select.appendChild(option);
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});
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}
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addActivity(activity) {
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const activityList = document.getElementById('activity-list');
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if (!activityList) return;
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const timestamp = new Date().toLocaleTimeString();
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// Remove empty state if it exists
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const emptyState = activityList.querySelector('.empty-state');
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if (emptyState) {
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emptyState.remove();
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}
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const activityItem = document.createElement('div');
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activityItem.className = 'activity-item';
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activityItem.innerHTML = `
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<span>📝</span>
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<span>${activity}</span>
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<small>${timestamp}</small>
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`;
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activityList.insertBefore(activityItem, activityList.firstChild);
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// Keep only last 5 activities
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const items = activityList.querySelectorAll('.activity-item');
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if (items.length > 5) {
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items[items.length - 1].remove();
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}
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}
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generateContent(feature) {
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if (this.uploadedFiles.length === 0) {
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alert('Please upload some files first before generating content.');
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return;
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}
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this.showLoadingModal(`Generating ${feature.replace('-', ' ')}...`);
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setTimeout(() => {
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const content = this.createMockContent(feature);
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this.generatedContent.push(content);
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this.hideLoadingModal();
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this.updateLibraryContent();
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this.addActivity(`Generated ${feature.replace('-', ' ')}`);
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// Switch to library tab to show the generated content
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this.showTab('library');
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}, 2000 + Math.random() * 2000);
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}
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createMockContent(feature) {
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const randomFile = this.uploadedFiles[Math.floor(Math.random() * this.uploadedFiles.length)];
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const timestamp = new Date().toLocaleString();
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const contentMap = {
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'study-guide': {
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title: `Study Guide: ${randomFile.content.topic}`,
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type: 'Study Guide',
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content: `
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<h4>Chapter Overview</h4>
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<p>This study guide covers the key concepts from ${randomFile.name}.</p>
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<h4>Key Topics</h4>
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<ul>
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${randomFile.content.keyPoints.map(point => `<li>${point}</li>`).join('')}
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</ul>
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<h4>Study Tips</h4>
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<ul>
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<li>Review each section multiple times</li>
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<li>Create flashcards for key terms</li>
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<li>Practice with sample problems</li>
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<li>Form study groups for discussion</li>
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</ul>
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`
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},
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'quiz': {
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title: `Practice Quiz: ${randomFile.content.topic}`,
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type: 'Quiz',
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content: `
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<div class="quiz-questions">
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<div class="quiz-question">
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<div class="question-text">1. What is the main concept discussed in the uploaded material?</div>
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<div class="quiz-options-list">
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<label class="quiz-option">
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<input type="radio" name="q1" value="a">
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<span>${randomFile.content.keyPoints[0]}</span>
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</label>
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<label class="quiz-option">
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<input type="radio" name="q1" value="b">
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<span>Alternative concept</span>
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</label>
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</div>
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</div>
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</div>
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`
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},
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'summary': {
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title: `Summary: ${randomFile.content.topic}`,
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type: 'Summary',
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content: `
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<p><strong>Document:</strong> ${randomFile.name}</p>
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<p><strong>Topic:</strong> ${randomFile.content.topic}</p>
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<h4>Key Points Summary</h4>
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<p>The main concepts covered include:</p>
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<ul>
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${randomFile.content.keyPoints.map(point => `<li>${point}</li>`).join('')}
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</ul>
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<p>This material provides a comprehensive overview of ${randomFile.content.topic} with practical applications and theoretical foundations.</p>
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`
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},
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'flashcards': {
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title: `Flashcards: ${randomFile.content.topic}`,
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type: 'Flashcards',
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content: `
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<div class="flashcard-set">
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${randomFile.content.keyPoints.map((point, index) => `
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<div class="flashcard" style="margin-bottom: 16px; padding: 16px; border: 1px solid var(--color-border); border-radius: 8px;">
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<div class="flashcard-front"><strong>Card ${index + 1}:</strong> What is ${point.toLowerCase()}?</div>
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<div class="flashcard-back" style="margin-top: 8px; color: var(--color-text-secondary);">Answer: ${point}</div>
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</div>
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`).join('')}
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</div>
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`
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}
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};
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return {
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id: Date.now() + Math.random(),
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...contentMap[feature],
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sourceFile: randomFile.name,
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createdAt: timestamp
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};
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}
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updateLibraryContent() {
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const container = document.getElementById('generated-content');
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if (!container) return;
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if (this.generatedContent.length === 0) {
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container.style.display = 'none';
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return;
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}
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container.style.display = 'block';
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container.innerHTML = `
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<h3>Generated Study Materials</h3>
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${this.generatedContent.map(content => `
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<div class="content-item">
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<div class="content-header">
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<span class="content-title">${content.title}</span>
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<span class="status status--success">${content.type}</span>
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</div>
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<div class="content-body">
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<p><small>Generated from: ${content.sourceFile} • ${content.createdAt}</small></p>
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${content.content}
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</div>
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</div>
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`).join('')}
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`;
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}
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generateQuiz() {
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const fileSelect = document.getElementById('quiz-file-select');
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const questionsSelect = document.getElementById('quiz-questions');
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if (!fileSelect || !fileSelect.value) {
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alert('Please select a file to generate quiz from.');
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return;
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}
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const selectedFile = this.uploadedFiles.find(file => file.id == fileSelect.value);
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const numQuestions = parseInt(questionsSelect.value) || 10;
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this.showLoadingModal('Generating quiz questions...');
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setTimeout(() => {
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const quiz = this.createQuizQuestions(selectedFile, numQuestions);
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this.displayQuiz(quiz);
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this.hideLoadingModal();
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this.addActivity(`Generated ${numQuestions}-question quiz`);
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}, 1500 + Math.random() * 1500);
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}
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createQuizQuestions(file, numQuestions) {
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const questions = [];
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const questionTypes = [
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'What is the main concept of',
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'Which of the following best describes',
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'What is the key principle behind',
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'How does this concept apply to',
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'What is the relationship between'
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];
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for (let i = 0; i < numQuestions; i++) {
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const questionType = questionTypes[Math.floor(Math.random() * questionTypes.length)];
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const keyPoint = file.content.keyPoints[i % file.content.keyPoints.length];
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questions.push({
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id: i + 1,
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question: `${questionType} ${keyPoint.toLowerCase()}?`,
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options: [
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keyPoint,
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'Alternative option A',
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'Alternative option B',
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'Alternative option C'
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].sort(() => Math.random() - 0.5),
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correct: keyPoint
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});
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}
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return {
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title: `Quiz: ${file.content.topic}`,
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source: file.name,
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questions: questions
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};
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}
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displayQuiz(quiz) {
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const container = document.getElementById('quiz-container');
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if (!container) return;
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||||
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container.classList.remove('hidden');
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||||
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container.innerHTML = `
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<div class="quiz-header">
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||||
<h3>${quiz.title}</h3>
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||||
<p>Source: ${quiz.source}</p>
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</div>
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<div class="quiz-questions">
|
||||
${quiz.questions.map(q => `
|
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<div class="quiz-question">
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||||
<div class="question-text">${q.id}. ${q.question}</div>
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||||
<div class="quiz-options-list">
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||||
${q.options.map((option, index) => `
|
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<label class="quiz-option">
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<input type="radio" name="q${q.id}" value="${option}">
|
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<span>${option}</span>
|
||||
</label>
|
||||
`).join('')}
|
||||
</div>
|
||||
</div>
|
||||
`).join('')}
|
||||
</div>
|
||||
<button class="btn btn--primary" onclick="app.submitQuiz()">Submit Quiz</button>
|
||||
`;
|
||||
}
|
||||
|
||||
submitQuiz() {
|
||||
const questions = document.querySelectorAll('.quiz-question');
|
||||
let score = 0;
|
||||
let total = questions.length;
|
||||
|
||||
questions.forEach((question, index) => {
|
||||
const selected = question.querySelector('input[type="radio"]:checked');
|
||||
if (selected) {
|
||||
// For demo purposes, we'll give a random score
|
||||
if (Math.random() > 0.3) score++;
|
||||
}
|
||||
});
|
||||
|
||||
this.quizzesCompleted++;
|
||||
this.updateStats();
|
||||
this.addActivity(`Completed quiz - Score: ${score}/${total}`);
|
||||
|
||||
alert(`Quiz completed! Your score: ${score}/${total} (${Math.round((score/total) * 100)}%)`);
|
||||
}
|
||||
|
||||
setupPlannerEvents() {
|
||||
// Wait for DOM to be ready and then attach events
|
||||
setTimeout(() => {
|
||||
const plannerButtons = document.querySelectorAll('.planner-card .btn--secondary');
|
||||
plannerButtons.forEach((btn, index) => {
|
||||
// Remove existing listeners to prevent duplication
|
||||
btn.replaceWith(btn.cloneNode(true));
|
||||
const newBtn = document.querySelectorAll('.planner-card .btn--secondary')[index];
|
||||
|
||||
newBtn.addEventListener('click', (e) => {
|
||||
e.preventDefault();
|
||||
e.stopPropagation();
|
||||
|
||||
if (index === 0) {
|
||||
this.addStudySession();
|
||||
} else if (index === 1) {
|
||||
this.addStudyGoal();
|
||||
} else if (index === 2) {
|
||||
this.setReminder();
|
||||
}
|
||||
});
|
||||
});
|
||||
|
||||
// Goal checkboxes
|
||||
const goalCheckboxes = document.querySelectorAll('.goal-item input[type="checkbox"]');
|
||||
goalCheckboxes.forEach(checkbox => {
|
||||
checkbox.addEventListener('change', () => {
|
||||
if (checkbox.checked) {
|
||||
this.studySessions++;
|
||||
this.updateStats();
|
||||
this.addActivity('Completed study goal');
|
||||
}
|
||||
});
|
||||
});
|
||||
}, 100);
|
||||
}
|
||||
|
||||
addStudySession() {
|
||||
const time = prompt('Enter study time (e.g., 3:00 PM):');
|
||||
const subject = prompt('Enter subject:');
|
||||
|
||||
if (time && subject) {
|
||||
this.studySessions++;
|
||||
this.updateStats();
|
||||
this.addActivity(`Scheduled: ${subject} at ${time}`);
|
||||
alert('Study session added to your schedule!');
|
||||
}
|
||||
}
|
||||
|
||||
addStudyGoal() {
|
||||
const goal = prompt('Enter your study goal:');
|
||||
if (goal) {
|
||||
this.addActivity(`New goal: ${goal}`);
|
||||
alert('Study goal added!');
|
||||
}
|
||||
}
|
||||
|
||||
setReminder() {
|
||||
const reminder = prompt('Enter reminder text:');
|
||||
if (reminder) {
|
||||
this.addActivity(`Set reminder: ${reminder}`);
|
||||
alert('Reminder set!');
|
||||
}
|
||||
}
|
||||
|
||||
showLoadingModal(title, text = 'Please wait while we analyze your content and generate study materials.') {
|
||||
const modal = document.getElementById('loading-modal');
|
||||
const titleEl = document.getElementById('loading-title');
|
||||
const textEl = document.getElementById('loading-text');
|
||||
|
||||
if (modal) modal.classList.remove('hidden');
|
||||
if (titleEl) titleEl.textContent = title;
|
||||
if (textEl) textEl.textContent = text;
|
||||
}
|
||||
|
||||
hideLoadingModal() {
|
||||
const modal = document.getElementById('loading-modal');
|
||||
if (modal) modal.classList.add('hidden');
|
||||
}
|
||||
}
|
||||
|
||||
// Initialize the application
|
||||
let app;
|
||||
|
||||
document.addEventListener('DOMContentLoaded', () => {
|
||||
app = new EduCatApp();
|
||||
|
||||
// Add some sample activity for demo
|
||||
setTimeout(() => {
|
||||
app.addActivity('Welcome to EduCat!');
|
||||
}, 1000);
|
||||
});
|
||||
|
||||
// Handle modal click to close
|
||||
document.addEventListener('click', (e) => {
|
||||
if (e.target.id === 'loading-modal') {
|
||||
if (app) app.hideLoadingModal();
|
||||
}
|
||||
});
|
||||
Reference in New Issue
Block a user