`).join('');
workoutPlanContent.innerHTML = `
${workout.title}
${workout.focus}
${exercisesHtml}
`;
}
// --- PDF GENERATION ---
window.downloadPDF = async () => {
const { jsPDF } = window.jspdf;
const reportContainer = document.createElement('div');
reportContainer.id = 'pdf-report';
reportContainer.className = 'w-[800px] bg-white p-10 text-gray-800';
reportContainer.style.position = 'absolute';
reportContainer.style.left = '-9999px';
reportContainer.style.fontFamily = 'Inter, sans-serif';
const allWorkoutsHtml = Object.values(state.workouts).map(workout => {
const exercisesHtml = workout.exercises.map(ex => `
| ${ex.name} |
${ex.sets} |
${ex.reps} |
${ex.desc} |
`).join('');
return `
${workout.title}
${workout.focus}
| Exercise | Sets | Reps/Duration | Description |
|---|
${exercisesHtml}
`;
}).join('');
reportContainer.innerHTML = `
Home Workout Plan
Generated: ${new Date().toLocaleString('en-US', { dateStyle: 'full', timeStyle: 'short' })}
${allWorkoutsHtml}
This plan provides general recommendations. Listen to your body and rest when needed. Consult a professional for personalized fitness advice, especially if you have pre-existing health conditions.
`;
document.body.appendChild(reportContainer);
try {
const canvas = await html2canvas(reportContainer, { scale: 2, useCORS: true, logging: false });
const imgData = canvas.toDataURL('image/png');
const pdf = new jsPDF({ orientation: 'portrait', unit: 'mm', format: 'a4' });
const pageHeight = pdf.internal.pageSize.getHeight();
const pageWidth = pdf.internal.pageSize.getWidth();
const margin = 15;
const contentWidth = pageWidth - (margin * 2);
const imgProps = pdf.getImageProperties(imgData);
const contentHeight = (imgProps.height * contentWidth) / imgProps.width;
let heightLeft = contentHeight;
let position = 0;
pdf.addImage(imgData, 'PNG', margin, margin, contentWidth, contentHeight);
heightLeft -= (pageHeight - (margin * 2));
while (heightLeft > 0) {
position -= (pageHeight - (margin * 2));
pdf.addPage();
pdf.addImage(imgData, 'PNG', margin, position + margin, contentWidth, contentHeight);
heightLeft -= (pageHeight - (margin * 2));
}
pdf.save('Home-Workout-Plan.pdf');
} catch (error) {
console.error("Error generating PDF:", error);
alert("Sorry, there was an error creating the PDF report.");
} finally {
document.body.removeChild(reportContainer);
}
};
// --- INITIALIZATION ---
switchTab(1);
});
