Created an error404 html file

to redirect users to an 'invalid' view when they click on items that
dont have an ongoing auction. Adjusted the views and urls python files
according to the redirection.

boodlesite/templates/error404.html

+{% comment %} {% extends 'boodlesite\templates\base.html' %} {% endcomment %}
+{% load static %}
+
+
+{% block title %}{% endblock %}
+
+{% block styles %}
+{% endblock %}
+
+{% block content %}
+
+<h1>This auction has not started</h1>
+<a href="/">Back to Home</a>
+
+{% endblock %}

main/urls.py

@@ -6,4 +6,5 @@ urlpatterns = [
     path('', homepage, name='index'),
     path('auction', auction, name='auction'),
     path('auction/<int:pk>/',auction,name='auctionid'),
+    path('error404', error404, name='error404'),
 ]
\ No newline at end of file

main/views.py

@@ -71,6 +71,10 @@ def auction(request, pk):
     if auction.auctionend < datetime.now():
         return HttpResponse("This auction has already passed.")
     elif auction.auctionstart > datetime.now():
-        return HttpResponse("This auction has not yet started.")
+        #return HttpResponse("This auction has not yet started.")
+        return render(request, "boodlesite/templates/error404.html")
     else:
         return render(request, "boodlesite/templates/auction.html",context)    
+
+def error404(request):
+    return render(request, "boodlesite/templates/error404.html")
\ No newline at end of file