from fpdf import FPDF

def generate_pdf(patient_name, notes, filename):
    pdf = FPDF()
    pdf.add_page()
    pdf.set_font("Arial", size=12)
    pdf.cell(0, 8, txt=f"Patient: {patient_name}", ln=True)
    pdf.ln(4)
    for note in notes:
        created = note.get('created_at', '')
        content = note.get('content', '')
        ai_analysis = note.get('ai_analysis', '')
        ai_suggestion = note.get('ai_suggestion', '')
        ai_diff = note.get('ai_differential', '')
        pdf.multi_cell(0, 7, txt=f"{created}\n{content}\nAI Analysis: {ai_analysis}\nAI Suggestion: {ai_suggestion}\nDifferential: {ai_diff}\n")
        pdf.ln(4)
    pdf.output(filename)
    return filename