basic withdraw and upgrade

rowers/braintreestuff.py

@@ -27,6 +27,8 @@ from rowers.tasks import (
     #handle_send_email_transaction_notification,
     )
 
+from rowers import credits
+
 import pandas as pd
 
 from rowsandall_app.settings import (
@@ -268,6 +270,7 @@ def update_subscription(rower,data,method='up'):
     if result.is_success:
         yesterday = (timezone.now()-datetime.timedelta(days=1)).date()
         rower.paidplan = plan
+        eurocredits = credits.upgrade(int(amount),rower)
         rower.planexpires = result.subscription.billing_period_end_date
         rower.teamplanexpires = result.subscription.billing_period_end_date
         rower.clubsize = plan.clubsize

rowers/credits.py

@@ -0,0 +1,26 @@
+from rowers.models import Rower
+
+class InsufficientCreditError(Exception):
+    """Raised when trying to subtract more than available"""
+    pass
+
+def upgrade(amount, rower):
+    if rower.eurocredits > amount:
+        return rower.eurocredits
+    else:
+        rower.eurocredits = amount
+        rower.save()
+        return rower.eurocredits
+    return rower.eurocredits
+
+def withdraw(amount, rower):
+    if rower.eurocredits < amount:
+        rower.eurocredits = 0
+        rower.save()
+        raise InsufficientCreditError
+    else:
+        rower.eurocredits = rower.eurocredits - amount
+        rower.save()
+        return rower.eurocredits
+
+    return rower.eurocredits

rowers/models.py

@@ -878,6 +878,8 @@ class Rower(models.Model):
                                         null=True,blank=True,
                                         default='braintree')
 
+    eurocredits = models.IntegerField(default=0)
+    
     paidplan = models.ForeignKey(PaidPlan,null=True,default=None,on_delete=models.SET_NULL)
 
     planexpires = models.DateField(default=current_day)

rowers/views/paymentviews.py

@@ -6,6 +6,8 @@ from __future__ import unicode_literals
 from rowers.views.statements import *
 from django.core.mail import EmailMessage
 
+from rowers import credits
+
 @csrf_exempt
 def braintree_webhook_view(request):
     with open('braintreewebhooks.log','a') as f:
@@ -212,6 +214,11 @@ def purchase_checkouts_view(request):
             return HttpResponseRedirect(reverse('rower_select_instantplan'))
 
         amount, success = braintreestuff.make_payment(r,data)
+        diff = plan.price - amount
+
+        eurocredits = credits.withdraw(diff,r)
+
+
 
         if success:
             messages.info(request,"Your payment was completed and the sessions are copied to your calendar")
@@ -251,7 +258,6 @@ def purchase_checkouts_view(request):
                           plan.name,
                           startdate,
                           enddate)
-            print(job,'noot')
 
             url = reverse('plannedsessions_view')
             timeperiod = startdate.strftime('%Y-%m-%d')+'/'+enddate.strftime('%Y-%m-%d')

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: