device token

api/routes/pdf.py

@@ -2,6 +2,12 @@ from fastapi import APIRouter, HTTPException, Depends, Response
 from db.mongo import patients_collection
 from core.security import get_current_user
 from utils.helpers import calculate_age, format_timestamp
+from reportlab.lib.pagesizes import letter, A4
+from reportlab.platypus import SimpleDocTemplate, Paragraph, Spacer, Table, TableStyle
+from reportlab.lib.styles import getSampleStyleSheet, ParagraphStyle
+from reportlab.lib.units import inch
+from reportlab.lib import colors
+from io import BytesIO
 from datetime import datetime
 from bson import ObjectId
 from bson.errors import InvalidId
@@ -46,47 +52,182 @@ async def generate_patient_pdf(patient_id: str, current_user: dict = Depends(get
         # Set the generated_on date
         generated_on = datetime.now().strftime("%A, %B %d, %Y at %I:%M %p %Z")
 
-        # For now, always generate a text report to avoid LaTeX dependencies
-        print("📄 Generating text report (LaTeX not available)")
+        # Generate PDF using ReportLab
+        print("📄 Generating PDF report using ReportLab")
         
-        # Create a simple text report
-        text_report = f"""
-PATIENT MEDICAL REPORT
-Generated on {generated_on}
-
-DEMOGRAPHICS:
-- FHIR ID: {patient.get('fhir_id', 'N/A')}
-- Full Name: {patient.get('full_name', 'N/A')}
-- Gender: {patient.get('gender', 'N/A')}
-- Date of Birth: {patient.get('date_of_birth', 'N/A')}
-- Age: {calculate_age(patient.get('date_of_birth', '')) or 'N/A'}
-- Address: {', '.join(filter(None, [
-                    patient.get('address', ''),
-                    patient.get('city', ''),
-                    patient.get('state', ''),
-                    patient.get('postal_code', ''),
-                    patient.get('country', '')
-                ]))}
-- Marital Status: {patient.get('marital_status', 'N/A')}
-- Language: {patient.get('language', 'N/A')}
-
-CLINICAL NOTES:
-{chr(10).join([f"- {n.get('date', 'N/A')} | {n.get('type', 'N/A')}: {n.get('text', 'N/A')}" for n in notes]) if notes else "No notes available"}
-
-CONDITIONS:
-{chr(10).join([f"- {c.get('code', 'N/A')} | Status: {c.get('status', 'N/A')} | Onset: {c.get('onset_date', 'N/A')}" for c in conditions]) if conditions else "No conditions available"}
-
-MEDICATIONS:
-{chr(10).join([f"- {m.get('name', 'N/A')} | Status: {m.get('status', 'N/A')} | Dosage: {m.get('dosage', 'N/A')}" for m in medications]) if medications else "No medications available"}
-
-ENCOUNTERS:
-{chr(10).join([f"- {e.get('type', 'N/A')} | Status: {e.get('status', 'N/A')} | Provider: {e.get('service_provider', 'N/A')}" for e in encounters]) if encounters else "No encounters available"}
-"""
+        # Create a buffer to store the PDF
+        buffer = BytesIO()
+        
+        # Create the PDF document
+        doc = SimpleDocTemplate(buffer, pagesize=A4)
+        story = []
+        
+        # Get styles
+        styles = getSampleStyleSheet()
+        title_style = ParagraphStyle(
+            'CustomTitle',
+            parent=styles['Heading1'],
+            fontSize=16,
+            spaceAfter=30,
+            alignment=1  # Center alignment
+        )
+        heading_style = ParagraphStyle(
+            'CustomHeading',
+            parent=styles['Heading2'],
+            fontSize=14,
+            spaceAfter=12,
+            spaceBefore=20
+        )
+        normal_style = styles['Normal']
+        
+        # Title
+        story.append(Paragraph("PATIENT MEDICAL REPORT", title_style))
+        story.append(Paragraph(f"Generated on {generated_on}", normal_style))
+        story.append(Spacer(1, 20))
+        
+        # Demographics section
+        story.append(Paragraph("DEMOGRAPHICS", heading_style))
+        
+        demographics_data = [
+            ["FHIR ID", patient.get('fhir_id', 'N/A')],
+            ["Full Name", patient.get('full_name', 'N/A')],
+            ["Gender", patient.get('gender', 'N/A')],
+            ["Date of Birth", patient.get('date_of_birth', 'N/A')],
+            ["Age", str(calculate_age(patient.get('date_of_birth', '')) or 'N/A')],
+            ["Address", ', '.join(filter(None, [
+                patient.get('address', ''),
+                patient.get('city', ''),
+                patient.get('state', ''),
+                patient.get('postal_code', ''),
+                patient.get('country', '')
+            ]))],
+            ["Marital Status", patient.get('marital_status', 'N/A')],
+            ["Language", patient.get('language', 'N/A')]
+        ]
+        
+        demographics_table = Table(demographics_data, colWidths=[2*inch, 4*inch])
+        demographics_table.setStyle(TableStyle([
+            ('BACKGROUND', (0, 0), (0, -1), colors.grey),
+            ('TEXTCOLOR', (0, 0), (0, -1), colors.whitesmoke),
+            ('ALIGN', (0, 0), (-1, -1), 'LEFT'),
+            ('FONTNAME', (0, 0), (-1, -1), 'Helvetica'),
+            ('FONTSIZE', (0, 0), (-1, -1), 10),
+            ('BOTTOMPADDING', (0, 0), (-1, -1), 6),
+            ('GRID', (0, 0), (-1, -1), 1, colors.black)
+        ]))
+        story.append(demographics_table)
+        story.append(Spacer(1, 20))
+        
+        # Clinical Notes section
+        story.append(Paragraph("CLINICAL NOTES", heading_style))
+        if notes:
+            notes_data = [["Date", "Type", "Text"]]
+            for note in notes:
+                notes_data.append([
+                    note.get('date', 'N/A'),
+                    note.get('type', 'N/A'),
+                    note.get('text', 'N/A')[:100] + "..." if len(note.get('text', '')) > 100 else note.get('text', 'N/A')
+                ])
+            notes_table = Table(notes_data, colWidths=[1.5*inch, 1.5*inch, 3*inch])
+            notes_table.setStyle(TableStyle([
+                ('BACKGROUND', (0, 0), (-1, 0), colors.grey),
+                ('TEXTCOLOR', (0, 0), (-1, 0), colors.whitesmoke),
+                ('ALIGN', (0, 0), (-1, -1), 'LEFT'),
+                ('FONTNAME', (0, 0), (-1, -1), 'Helvetica'),
+                ('FONTSIZE', (0, 0), (-1, -1), 9),
+                ('BOTTOMPADDING', (0, 0), (-1, -1), 6),
+                ('GRID', (0, 0), (-1, -1), 1, colors.black)
+            ]))
+            story.append(notes_table)
+        else:
+            story.append(Paragraph("No notes available", normal_style))
+        story.append(Spacer(1, 20))
+        
+        # Conditions section
+        story.append(Paragraph("MEDICAL CONDITIONS", heading_style))
+        if conditions:
+            conditions_data = [["Code", "Status", "Onset Date"]]
+            for condition in conditions:
+                conditions_data.append([
+                    condition.get('code', 'N/A'),
+                    condition.get('status', 'N/A'),
+                    condition.get('onset_date', 'N/A')
+                ])
+            conditions_table = Table(conditions_data, colWidths=[2*inch, 2*inch, 2*inch])
+            conditions_table.setStyle(TableStyle([
+                ('BACKGROUND', (0, 0), (-1, 0), colors.grey),
+                ('TEXTCOLOR', (0, 0), (-1, 0), colors.whitesmoke),
+                ('ALIGN', (0, 0), (-1, -1), 'LEFT'),
+                ('FONTNAME', (0, 0), (-1, -1), 'Helvetica'),
+                ('FONTSIZE', (0, 0), (-1, -1), 9),
+                ('BOTTOMPADDING', (0, 0), (-1, -1), 6),
+                ('GRID', (0, 0), (-1, -1), 1, colors.black)
+            ]))
+            story.append(conditions_table)
+        else:
+            story.append(Paragraph("No conditions available", normal_style))
+        story.append(Spacer(1, 20))
+        
+        # Medications section
+        story.append(Paragraph("MEDICATIONS", heading_style))
+        if medications:
+            medications_data = [["Name", "Status", "Dosage"]]
+            for medication in medications:
+                medications_data.append([
+                    medication.get('name', 'N/A'),
+                    medication.get('status', 'N/A'),
+                    medication.get('dosage', 'N/A')
+                ])
+            medications_table = Table(medications_data, colWidths=[2.5*inch, 1.5*inch, 2*inch])
+            medications_table.setStyle(TableStyle([
+                ('BACKGROUND', (0, 0), (-1, 0), colors.grey),
+                ('TEXTCOLOR', (0, 0), (-1, 0), colors.whitesmoke),
+                ('ALIGN', (0, 0), (-1, -1), 'LEFT'),
+                ('FONTNAME', (0, 0), (-1, -1), 'Helvetica'),
+                ('FONTSIZE', (0, 0), (-1, -1), 9),
+                ('BOTTOMPADDING', (0, 0), (-1, -1), 6),
+                ('GRID', (0, 0), (-1, -1), 1, colors.black)
+            ]))
+            story.append(medications_table)
+        else:
+            story.append(Paragraph("No medications available", normal_style))
+        story.append(Spacer(1, 20))
+        
+        # Encounters section
+        story.append(Paragraph("ENCOUNTERS", heading_style))
+        if encounters:
+            encounters_data = [["Type", "Status", "Provider"]]
+            for encounter in encounters:
+                encounters_data.append([
+                    encounter.get('type', 'N/A'),
+                    encounter.get('status', 'N/A'),
+                    encounter.get('service_provider', 'N/A')
+                ])
+            encounters_table = Table(encounters_data, colWidths=[2*inch, 1.5*inch, 2.5*inch])
+            encounters_table.setStyle(TableStyle([
+                ('BACKGROUND', (0, 0), (-1, 0), colors.grey),
+                ('TEXTCOLOR', (0, 0), (-1, 0), colors.whitesmoke),
+                ('ALIGN', (0, 0), (-1, -1), 'LEFT'),
+                ('FONTNAME', (0, 0), (-1, -1), 'Helvetica'),
+                ('FONTSIZE', (0, 0), (-1, -1), 9),
+                ('BOTTOMPADDING', (0, 0), (-1, -1), 6),
+                ('GRID', (0, 0), (-1, -1), 1, colors.black)
+            ]))
+            story.append(encounters_table)
+        else:
+            story.append(Paragraph("No encounters available", normal_style))
+        
+        # Build the PDF
+        doc.build(story)
+        
+        # Get the PDF content
+        pdf_content = buffer.getvalue()
+        buffer.close()
         
         response = Response(
-            content=text_report,
-            media_type="text/plain",
-            headers={"Content-Disposition": f"attachment; filename=patient_{patient.get('fhir_id', 'unknown')}_report.txt"}
+            content=pdf_content,
+            media_type="application/pdf",
+            headers={"Content-Disposition": f"attachment; filename=patient_{patient.get('fhir_id', 'unknown')}_report.pdf"}
         )
         return response