`; resultsOutputDiv.innerHTML = resultsHtml; } // --- Event Listeners --- messageBoxCloseButton.addEventListener('click', hideMessageBox); // Tab navigation tabInputButton.addEventListener('click', () => switchTab('input')); tabResultsButton.addEventListener('click', () => switchTab('results')); tabAboutButton.addEventListener('click', () => switchTab('about')); // Next/Previous buttons nextTabButton.addEventListener('click', function() { if (activeTab === 'input') { switchTab('results'); } else if (activeTab === 'results') { switchTab('about'); } }); prevTabButton.addEventListener('click', function() { if (activeTab === 'results') { switchTab('input'); } else if (activeTab === 'about') { switchTab('results'); } }); // Collapsible sections financialPerformanceHeader.addEventListener('click', () => toggleCollapsible(financialPerformanceHeader, financialPerformanceContent)); businessModelHeader.addEventListener('click', () => toggleCollapsible(businessModelHeader, businessModelContent)); // PDF Download functionality downloadPdfButton.addEventListener('click', async function() { const pdfContentDiv = document.createElement('div'); pdfContentDiv.style.position = 'absolute'; pdfContentDiv.style.left = '-9999px'; pdfContentDiv.style.width = '800px'; pdfContentDiv.style.backgroundColor = '#ffffff'; pdfContentDiv.style.padding = '20px'; const pdfTitle = document.createElement('h2'); pdfTitle.textContent = 'Profitability & Business Model Viability Assessment Report'; pdfTitle.className = 'text-2xl font-bold text-gray-800 mb-6 text-center py-4'; pdfContentDiv.appendChild(pdfTitle); // Clone and append results const resultsClone = resultsOutputDiv.cloneNode(true); resultsClone.removeAttribute('id'); resultsClone.style.overflowX = 'visible'; // Ensure content is not cut off const noResultsMsg = resultsClone.querySelector('#noResultsMessage'); if (noResultsMsg) noResultsMsg.remove(); const downloadBtn = resultsClone.querySelector('#downloadPdfButton'); if (downloadBtn) downloadBtn.remove(); pdfContentDiv.appendChild(resultsClone); // Apply consistent styling to cloned elements for PDF pdfContentDiv.querySelectorAll('table').forEach(table => { table.style.width = '100%'; table.style.borderCollapse = 'collapse'; table.style.marginBottom = '20px'; table.style.fontFamily = 'sans-serif'; }); pdfContentDiv.querySelectorAll('th, td').forEach(cell => { cell.style.border = '1px solid #e5e7eb'; cell.style.padding = '12px'; cell.style.textAlign = 'left'; cell.style.fontSize = '12px'; }); pdfContentDiv.querySelectorAll('th').forEach(th => { th.style.backgroundColor = '#f9fafb'; th.style.fontWeight = '600'; th.style.color = '#374151'; }); pdfContentDiv.querySelectorAll('h4').forEach(h4 => { h4.style.fontSize = '1.125rem'; h4.style.fontWeight = 'bold'; h4.style.color = '#374151'; h4.style.marginBottom = '0.5rem'; }); pdfContentDiv.querySelectorAll('h5').forEach(h5 => { h5.style.fontSize = '1rem'; h5.style.fontWeight = 'bold'; h5.style.color = '#374151'; h5.style.marginTop = '1rem'; h5.style.marginBottom = '0.5rem'; }); pdfContentDiv.querySelectorAll('ul').forEach(ul => { ul.style.listStyleType = 'disc'; ul.style.marginLeft = '20px'; }); pdfContentDiv.querySelectorAll('.assessment-strength').forEach(span => { span.style.color = '#16a34a'; span.style.fontWeight = 'bold'; }); pdfContentDiv.querySelectorAll('.assessment-area-for-improvement').forEach(span => { span.style.color = '#d97706'; span.style.fontWeight = 'bold'; }); pdfContentDiv.querySelectorAll('.assessment-critical-issue').forEach(span => { span.style.color = '#dc2626'; span.style.fontWeight = 'bold'; }); document.body.appendChild(pdfContentDiv); try { const canvas = await html2canvas(pdfContentDiv, { scale: 2, useCORS: true, logging: false }); const imgData = canvas.toDataURL('image/png'); const { jsPDF } = window.jspdf; const pdf = new jsPDF('p', 'mm', 'a4'); const imgWidth = 190; const pageHeight = pdf.internal.pageSize.height; const imgHeight = canvas.height * imgWidth / canvas.width; let heightLeft = imgHeight; let position = 10; pdf.addImage(imgData, 'PNG', 10, position, imgWidth, imgHeight); heightLeft -= pageHeight; while (heightLeft >= -50) { position = heightLeft - imgHeight + 10; pdf.addPage(); pdf.addImage(imgData, 'PNG', 10, position, imgWidth, imgHeight); heightLeft -= pageHeight; } pdf.save('Profitability_Viability_Assessment_Report.pdf'); } catch (error) { console.error('Error generating PDF:', error); showMessageBox('PDF Error', 'Failed to generate PDF. Please try again. Details: ' + error.message); } finally { document.body.removeChild(pdfContentDiv); } }); }); } catch (e) { if (document.getElementById('messageBoxTitle') && document.getElementById('messageBoxText')) { document.getElementById('messageBoxTitle').textContent = 'Initialization Error'; document.getElementById('messageBoxText').textContent = 'An unexpected error occurred during tool initialization: ' + e.message + '. Please refresh the page.'; document.getElementById('messageBox').style.display = 'flex'; } else { console.error("Critical Error during tool initialization:", e); alert("An critical error occurred during tool initialization: " + e.message + ". Please refresh the page. Check console for details."); } }