`; }); } function sggRenderConceptsList() { const list = document.getElementById('sgg-list-concepts'); list.innerHTML = ''; if(sggData.concepts.length === 0) { list.innerHTML = '

No concepts added.

'; return; } sggData.concepts.forEach((item, i) => { list.innerHTML += `

${item.title}

`; }); } function sggRenderQAList() { const list = document.getElementById('sgg-list-qa'); list.innerHTML = ''; if(sggData.qa.length === 0) { list.innerHTML = '

No questions added.

'; return; } sggData.qa.forEach((item, i) => { list.innerHTML += `

${item.q}

`; }); } // --- PDF Export --- function sggGeneratePDF() { const element = document.getElementById('sgg-guide-paper'); const btn = document.getElementById('sgg-btn-download'); const originalText = btn.innerHTML; // Ensure Preview tab is active so element is visible sggSwitchTab('sgg-preview'); btn.innerHTML = ' Generating PDF...'; document.body.classList.add('generating-pdf'); const opt = { margin: [10, 10, 10, 10], filename: `${sggData.title.replace(/[^a-z0-9]/gi, '_').toLowerCase()}_study_guide.pdf`, image: { type: 'jpeg', quality: 0.98 }, html2canvas: { scale: 2 }, jsPDF: { unit: 'mm', format: 'a4', orientation: 'portrait' } }; html2pdf().set(opt).from(element).save().then(() => { btn.innerHTML = originalText; document.body.classList.remove('generating-pdf'); }); }