import os
import django
from django.conf import settings as django_settings
from django.template.loader import render_to_string
from django.test import RequestFactory

os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'config.settings')
django.setup()

from core.views import generate_pdf_file
from core.models import Sale

def test_pdf():
    try:
        sale = Sale.objects.first()
        if not sale:
            print("No sales found")
            return
            
        request = RequestFactory().get('/')
        context = {'sale': sale} # Simplified context
        
        print("Testing PDF generation...")
        pdf = generate_pdf_file('pdf/invoice_pdf.html', context, request)
        print(f"PDF generated successfully, size: {len(pdf)}")
    except Exception as e:
        print(f"Caught error: {e}")
        import traceback
        traceback.print_exc()

if __name__ == "__main__":
    test_pdf()