basic withdraw and upgrade

rowers/views/planviews.py

@@ -2621,10 +2621,24 @@ def rower_view_instantplan(request,id='',userid=0):
                 'id':id,
                 })
             return HttpResponseRedirect(url)
+
+        # check if plan is free or credits are sufficient
+        if plan.price > 0:
+            if plan.price > r.eurocredits:
+                messages.error(request,'You did not have enough credit to purchase this plan')
+                url = reverse('rower_view_instantplan',kwargs={
+                    'id':id,
+                    })
+                return HttpResponseRedirect(url)
+
+
         form = InstantPlanSelectForm(request.POST,targets=targets)
 
 
         if form.is_valid():
+            if plan.price > 0:
+                eurocredits = credits.withdraw(plan.price,r)
+
             plansteps = response.json()
             name = form.cleaned_data['name']
             try: