Updated member model to use new subscriptions structure

no issue

Members API was updated to have new subscription structure, this updates model and its transformation to match it.

ghost/admin/app/models/member-subscription.js

@@ -1,9 +1,14 @@
 import EmberObject from '@ember/object';
 
 export default EmberObject.extend({
-    adapter: '',
-    amount: 0,
-    plan: '',
-    status: '',
-    validUntil: 0
+    customer: 'customer_id',
+    subscription: 'subscription_id',
+    plan: 'plan_id',
+    status: 'subscription status',
+    name: 'plan nickname e.g. "Monthly"',
+    interval: 'how often plan charges e.g "month", "year"',
+    amount: 'amount in smallest denomination e.g. cents, so value for 5 dollars would be 500',
+    currency: 'e.g. usd',
+    last4: 'last four digits of card OR null',
+    validUntil: 'epoch timestamp of when current interval ends IN SECONDS'
 });

ghost/admin/app/models/member.js

@@ -5,5 +5,5 @@ export default DS.Model.extend({
     name: attr('string'),
     email: attr('string'),
     createdAt: attr('moment-utc'),
-    subscriptions: attr('member-subscription')
+    stripe: attr('member-subscription')
 });

ghost/admin/app/transforms/member-subscription.js

@@ -6,7 +6,7 @@ export default Transform.extend({
     deserialize(serialized) {
         let subscriptions, subscriptionArray;
 
-        subscriptionArray = serialized || [];
+        subscriptionArray = serialized.subscriptions || [];
 
         subscriptions = subscriptionArray.map(itemDetails => MemberSubscription.create(itemDetails));
 
@@ -30,6 +30,8 @@ export default Transform.extend({
             subscriptionArray = [];
         }
 
-        return subscriptionArray;
+        return {
+            subscriptions: subscriptionArray
+        };
     }
 });