From c3467d98d89b9b0361856e15e6ccc4eb75f6850c Mon Sep 17 00:00:00 2001
From: PCoder <purple.coder@yahoo.co.uk>
Date: Sat, 14 Sep 2019 18:32:26 +0530
Subject: [PATCH] Add/delete Stripe plans

---
 stripe_utils.py | 79 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 79 insertions(+)

diff --git a/stripe_utils.py b/stripe_utils.py
index 84b815c..a4d79b9 100644
--- a/stripe_utils.py
+++ b/stripe_utils.py
@@ -263,6 +263,85 @@ class StripeUtils(object):
         )
         return charge
 
+    def _get_all_stripe_plans(self):
+        from config import etcd_client as client
+        all_stripe_plans = client.get("/v1/stripe_plans", value_in_json=True)
+        all_stripe_plans_list = []
+        if (all_stripe_plans and
+            len(all_stripe_plans.value["stripe_plans"]) > 0):
+            all_stripe_plans_list = all_stripe_plans.value["stripe_plans"]
+        return all_stripe_plans_list
+
+    def _save_all_stripe_plans(self, stripe_plans):
+        from config import etcd_client as client
+        client.put("/v1/stripe_plans", {"stripe_plans": stripe_plans})
+
+    @handleStripeError
+    def get_or_create_stripe_plan(self, amount, name, stripe_plan_id):
+        """
+        This function checks if a StripePlan with the given
+        stripe_plan_id already exists. If it exists then the function
+        returns this object otherwise it creates a new StripePlan and
+        returns the new object.
+
+        :param amount: The amount in CHF cents
+        :param name: The name of the Stripe plan to be created.
+        :param stripe_plan_id: The id of the Stripe plan to be
+               created. Use get_stripe_plan_id_string function to
+               obtain the name of the plan to be created
+        :return: The StripePlan object if it exists else creates a
+               Plan object in Stripe and a local StripePlan and
+               returns it. Returns None in case of Stripe error
+        """
+        all_stripe_plans =  self._get_all_stripe_plans()
+        if stripe_plan_id in all_stripe_plans:
+            logger.debug("{} plan exists.".format(stripe_plan_id))
+        else:
+            logger.debug("{} plan DOES NOT exist. "
+                         "Creating".format(stripe_plan_id))
+            try:
+                self.stripe.Plan.create(
+                    amount=amount,
+                    interval=self.INTERVAL,
+                    name=name,
+                    currency=self.CURRENCY,
+                    id=stripe_plan_id)
+                all_stripe_plans.append(stripe_plan_id)
+
+            except stripe.error.InvalidRequestError as e:
+                if self.STRIPE_PLAN_ALREADY_EXISTS in str(e):
+                    logger.debug(
+                        self.PLAN_EXISTS_ERROR_MSG.format(stripe_plan_id))
+                    all_stripe_plans.append(stripe_plan_id)
+            self._save_all_stripe_plans(all_stripe_plans)
+        return stripe_plan_id
+
+    @handleStripeError
+    def delete_stripe_plan(self, stripe_plan_id):
+        """
+        Deletes the Plan in Stripe and also deletes the local db copy
+        of the plan if it exists
+
+        :param stripe_plan_id: The stripe plan id that needs to be
+               deleted
+        :return: True if the plan was deleted successfully from
+               Stripe, False otherwise.
+        """
+        return_value = False
+        try:
+            plan = self.stripe.Plan.retrieve(stripe_plan_id)
+            plan.delete()
+            return_value = True
+            all_stripe_plans = self._get_all_stripe_plans()
+            all_stripe_plans.remove(stripe_plan_id)
+            self._save_all_stripe_plans(all_stripe_plans)
+        except stripe.error.InvalidRequestError as e:
+            if self.STRIPE_NO_SUCH_PLAN in str(e):
+                logger.debug(
+                    self.PLAN_DOES_NOT_EXIST_ERROR_MSG.format(stripe_plan_id))
+        return return_value
+
+
     @handleStripeError
     def subscribe_customer_to_plan(self, customer, plans, trial_end=None):
         """