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api/urls.py

@@ -3,6 +3,7 @@ from .views import *
 
 urlpatterns = [
     path('', HomeView.as_view(), name='home'),
+    path('barcode/<str:code>', BarCodeView.as_view(), name='home'),
     path('establishments', EstablishmentListView.as_view(), name='establishment_List'),
     path('resources-forward/<str:resource_name>/<str:image_id>', resources_forward, name='resources_forward'),
     path('product-category', product_category, name='product_category'),

api/views.py

@@ -8,15 +8,66 @@ from django.views.decorators.csrf import csrf_exempt
 from django.contrib.auth.decorators import login_required
 from rest_framework.permissions import IsAuthenticated
 from rest_framework.views import APIView
+from io import BytesIO
+from PIL import Image, ImageDraw
+from barcode import Code128
 
 authToken = 'fab57498544244e38bfc2741880f8d61:ed9628295b0642e1b38308795c9cdadd58012df4ceb84a3b9d441c017a1eeac0'
 
 
+def create_barcode_from_binary(binary_text, height=100, line_width=2):
+    """
+    Create a barcode-like image from binary text where:
+    1 = black line
+    0 = white space
+    
+    Parameters:
+    binary_text (str): String of 1s and 0s
+    height (int): Height of the barcode in pixels
+    line_width (int): Width of each line in pixels
+    output_path (str): Path where the image will be saved
+    """
+    # Validate input
+    if not all(c in '01' for c in binary_text):
+        raise ValueError("Input must contain only 0s and 1s")
+
+    # Calculate dimensions
+    width = len(binary_text) * line_width
+
+    # Create new white image
+    image = Image.new('RGB', (width, height), 'white')
+    draw = ImageDraw.Draw(image)
+
+    # Draw black lines for each '1' in the binary text
+    for i, bit in enumerate(binary_text):
+        if bit == '1':
+            x_position = i * line_width
+            draw.line(
+                [(x_position, 0), (x_position, height)],
+                fill='black',
+                width=line_width
+            )
+    return image
+
 class HomeView(APIView):
     def get(self, request):
         message = "Welcome at home!"
         return Response({'message': message})
 
+class BarCodeView(APIView):
+    def get(self, request,code):
+        barcode = Code128(code)
+        encode = barcode.build()[0]
+        barcode_image = create_barcode_from_binary(
+            binary_text=encode,
+            height=100,
+            line_width=2
+        )
+        byte_io = BytesIO()
+        barcode_image.save(byte_io, 'PNG')
+        byte_io.seek(0)
+
+        return HttpResponse(byte_io, content_type='image/png')
 
 class EstablishmentListView(APIView):
     global authToken

requirements.txt

@@ -20,3 +20,5 @@ typing_extensions==4.12.2
 tzdata==2024.2
 urllib3==2.2.3
 zipp==3.20.2
+python-barcode==0.15.1
+pillow==11.0.0