Handled stripe payment errors , Added invoice template, Added view to handle invoice data

utils/stripe_utils.py

@@ -2,6 +2,54 @@ import stripe
 from django.conf import settings
 
 
+
+def handleStripeError(f):
+        def handleProblems(*args, **kwargs):
+            response = {
+                'paid': False,
+                'response_object': None,
+                'error': None
+            }
+            common_message = "Currently its not possible to make payments."
+
+            try:
+                response_object = f(*args, **kwargs)
+                response  = {
+                    'response_object': response_object,
+                    'error': None
+                }
+                return response
+            except stripe.error.CardError as e:
+                # Since it's a decline, stripe.error.CardError will be caught
+                body = e.json_body
+                err = body['error']
+                response.update({'error':err['message']})
+                return response
+            except stripe.error.RateLimitError as e:
+                response.update({'error':"Too many requests made to the API too quickly"})
+                return response
+            except stripe.error.InvalidRequestError as e:
+                response.update({'error':"Invalid parameters"})
+                return response
+            except stripe.error.AuthenticationError as e:
+                # Authentication with Stripe's API failed
+                # (maybe you changed API keys recently)
+                response.update({'error':common_message})
+                return response
+            except stripe.error.APIConnectionError as e:
+                response.update({'error':common_message})
+                return response
+            except stripe.error.StripeError as e:
+                # maybe send email
+                response.update({'error':common_message})
+                return response
+            except Exception as e:
+                # maybe send email
+                response.update({'error':common_message})
+                return response
+        return handleProblems
+
+
 class StripeUtils(object):
 
     CURRENCY = 'chf'
@@ -12,18 +60,18 @@ class StripeUtils(object):
         self.stripe = stripe
         self.stripe.api_key = settings.STRIPE_API_PRIVATE_KEY
 
+    @handleStripeError
     def create_customer(self, token, email):
-        stripe.api_key = settings.STRIPE_API_PRIVATE_KEY
-        customer = stripe.Customer.create(
+        customer = self.stripe.Customer.create(
               source=token,
               description='description for testing',
               email=email
         )
         return customer
 
+    @handleStripeError
     def make_charge(self, amount=None, customer=None):
         amount = int(amount * 100)  # stripe amount unit, in cents
-
         charge = self.stripe.Charge.create(
           amount=amount,  # in cents
           currency=self.CURRENCY,
@@ -31,6 +79,7 @@ class StripeUtils(object):
         )
         return charge
 
+    @handleStripeError
     def create_plan(self, amount, name, id):
         self.stripe.Plan.create(
           amount=amount,