New changes.

osinaweb/billing/add/urls.py

@@ -7,7 +7,8 @@ urlpatterns = [
     path('service', views.add_service, name='addservice'),
     path('order/<int:customer_id>/', views.add_order, name='addorder'),
 
-
+    path('invoice-pdf/<int:order_id>/', views.add_invoice_pdf, name='addinvoice'),
+    path('payment-pdf/<int:order_id>/', views.add_payment_pdf, name='addpayment'),
 
     path('service/<int:service_id>/<int:order_id>/', views.add_service_in_order, name='addserviceinorder'),
 

osinaweb/billing/add/views.py

@@ -8,6 +8,7 @@ import os
 from osinacore.decorators import *
 from django.core.files.base import ContentFile
 from django.db.models import Q
+from weasyprint import HTML, CSS
 
 
 @staff_login_required
@@ -210,7 +211,116 @@ def add_payment_comment_modal(request):
 
 
 
+def add_invoice_pdf(request, order_id):
+    order = get_object_or_404(Order, id=order_id)
+
+    current_year = str(timezone.now().year)[-2:]
+    last_invoice = Invoice.objects.all().last()
+    if last_invoice:
+        last_invoice_number = int(last_invoice.invoice_number.split('-')[1].split('+')[0])
+        new_invoice_number = f"$0{current_year}-{last_invoice_number + 1}"
+    else:
+        new_invoice_number = f"$0{current_year}-1425"
+
+
+
+    invoice = Invoice.objects.create(
+        invoice_number = new_invoice_number,
+        order=order,
+        date_created=datetime.now(),
+    )
+
+    template = get_template('details_templates/invoice-details.html')
+    context = {'order': order} 
+    html_string = template.render(context)
+
+    # Define the CSS string with Poppins font
+    css_string = '''
+        @font-face {
+            font-family: 'Poppins';
+            src: url('path_to_poppins_font_file.ttf') format('truetype');  /* Update the path to the font file */
+        }
+        
+        body {
+            font-family: 'Poppins', sans-serif;  /* Use Poppins font for the entire document */
+        }
+        
+        /* Your existing CSS styles */
+        /* Add or modify styles as needed */
+    '''
+
+    # Generate PDF
+    pdf = HTML(string=html_string).write_pdf(
+        stylesheets=[
+            CSS(string=css_string),
+            CSS(string='@page { margin: 30px; }')
+        ],
+        presentational_hints=True
+    )
+
+    filename = f'invoice_{invoice.invoice_number}.pdf'
+    pdf_content = ContentFile(pdf)
+    invoice.pdf.save(filename, pdf_content, save=True)
+
+
+    # Return PDF
+    response = HttpResponse(pdf, content_type='application/pdf')
+    response['Content-Disposition'] = 'attachment; filename="my_pdf.pdf"'
+    return response
+
+
+
+
+
+
+
+def add_payment_pdf(request, order_id):
+    order = get_object_or_404(Order, id=order_id)
+    payments = OrderPayment.objects.filter(order = order)
+    paid_amount = OrderPayment.objects.filter(order=order, date_paid__isnull=False).aggregate(total_paid=Sum('amount'))['total_paid'] or 0
+    cart_total = order.get_cart_total
+    remaining_amount = cart_total - paid_amount
+
+
+    invoice = order.invoice
+
+    # Render both invoice and payment details templates to HTML
+    invoice_template = get_template('details_templates/invoice-details.html')
+    payment_template = get_template('details_templates/payment-details.html')
+    invoice_html = invoice_template.render({'order': order})
+    payment_html = payment_template.render({'order': order, 'payments':payments, 'remaining_amount':remaining_amount,})
+
+    # Combine the HTML content of both templates
+    combined_html = f"{invoice_html}<div style='page-break-before: always;'></div>{payment_html}"
+
+    # Define CSS
+    css_string = '''
+        @font-face {
+            font-family: 'Poppins';
+            src: url('path_to_poppins_font_file.ttf') format('truetype');  /* Update the path to the font file */
+        }
+        
+        body {
+            font-family: 'Poppins', sans-serif;  /* Use Poppins font for the entire document */
+        }
+        
+        /* Your existing CSS styles */
+        /* Add or modify styles as needed */
+    '''
+
+    # Generate PDF
+    pdf = HTML(string=combined_html).write_pdf(
+        stylesheets=[
+            CSS(string=css_string),
+            CSS(string='@page { margin: 30px; }')
+        ],
+        presentational_hints=True
+    )
 
+    # Return PDF
+    response = HttpResponse(pdf, content_type='application/pdf')
+    response['Content-Disposition'] = 'attachment; filename="my_pdf.pdf"'
+    return response