Go to the previous tabs to build your plan.
';
downloadPdfBtn.disabled = true;
return;
}
downloadPdfBtn.disabled = false;
const createSection = (title, items, icon) => {
if (items.length === 0) return '';
return `
${icon} ${title}
${items.map(item => `- ${item}
`).join('')}
`;
};
const icons = {
physical: '
',
nutrition: '
', // Placeholder
cognitive: '
',
social: '
'
};
container.innerHTML = [
createSection('Physical Activity Goals', selectedPhysical, icons.physical),
createSection('Nutrition Goals', selectedNutrition, icons.nutrition),
createSection('Cognitive Engagement Goals', selectedCognitive, icons.cognitive),
createSection('Social Connection Goals', selectedSocial, icons.social)
].filter(Boolean).join('
');
}
// --- PDF Generation ---
async function generatePDF() {
const { jsPDF } = window.jspdf;
const originalButtonText = downloadPdfBtn.textContent;
downloadPdfBtn.textContent = 'Generating...';
downloadPdfBtn.disabled = true;
const pdfWrapper = document.createElement('div');
pdfWrapper.style.position = 'absolute';
pdfWrapper.style.left = '-9999px';
pdfWrapper.style.top = '0';
pdfWrapper.style.width = '800px';
pdfWrapper.style.backgroundColor = 'white';
pdfWrapper.className = 'p-8';
pdfWrapper.innerHTML = `
Healthy Aging Plan
${new Date().toLocaleDateString()}
Disclaimer:
This plan is for informational purposes only. Consult with a healthcare professional before making changes to your health routine.
`;
const planSummaryClone = document.getElementById('plan-summary').cloneNode(true);
pdfWrapper.appendChild(planSummaryClone);
document.body.appendChild(pdfWrapper);
try {
const canvas = await html2canvas(pdfWrapper, { scale: 2, useCORS: true, logging: false });
const imgData = canvas.toDataURL('image/png');
const pdf = new jsPDF({ orientation: 'portrait', unit: 'px', format: 'a4' });
const pdfWidth = pdf.internal.pageSize.getWidth();
const pdfHeight = pdf.internal.pageSize.getHeight();
const imgWidth = canvas.width;
const imgHeight = canvas.height;
const ratio = imgWidth / imgHeight;
let finalImgWidth = pdfWidth;
let finalImgHeight = pdfWidth / ratio;
if (finalImgHeight > pdfHeight) {
finalImgHeight = pdfHeight;
finalImgWidth = pdfHeight * ratio;
}
pdf.addImage(imgData, 'PNG', 0, 0, finalImgWidth, finalImgHeight);
pdf.save('Healthy-Aging-Plan.pdf');
} catch (error) {
console.error("PDF Generation Error:", error);
} finally {
document.body.removeChild(pdfWrapper);
downloadPdfBtn.textContent = 'Download PDF Plan';
downloadPdfBtn.disabled = false;
}
}
// --- Event Listeners ---
downloadPdfBtn.addEventListener('click', generatePDF);
// --- Initial Call ---
initializeChecklists();
showTab(0);
});
