feat: Implement getInvoices graphQL query

packages/backend/src/graphql/queries/get-billing-and-usage.ee.ts

@@ -59,7 +59,7 @@ const getBillingAndUsage = async (
     .andWhere(
       'created_at',
       '>=',
-      DateTime.now().minus({ days: 30 }).toFormat('D')
+      DateTime.now().minus({ days: 30 }).toISODate()
     )
     .count()
     .first();

packages/backend/src/graphql/queries/get-invoices.ee.ts

@@ -0,0 +1,17 @@
+import Context from '../../types/express/context';
+import Billing from '../../helpers/billing/index.ee';
+
+const getInvoices = async (
+  _parent: unknown,
+  _params: unknown,
+  context: Context
+) => {
+  const subscription = await context.currentUser.$relatedQuery('subscription');
+  const invoices = await Billing.paddleClient.getInvoices(
+    Number(subscription.paddleSubscriptionId)
+  );
+
+  return invoices;
+};
+
+export default getInvoices;

packages/backend/src/graphql/query-resolvers.ts

@@ -15,6 +15,7 @@ import getUsageData from './queries/get-usage-data.ee';
 import getPaymentPlans from './queries/get-payment-plans.ee';
 import getPaddleInfo from './queries/get-paddle-info.ee';
 import getBillingAndUsage from './queries/get-billing-and-usage.ee';
+import getInvoices from './queries/get-invoices.ee';
 import getAutomatischInfo from './queries/get-automatisch-info';
 import healthcheck from './queries/healthcheck';
 
@@ -36,6 +37,7 @@ const queryResolvers = {
   getPaymentPlans,
   getPaddleInfo,
   getBillingAndUsage,
+  getInvoices,
   getAutomatischInfo,
   healthcheck,
 };

packages/backend/src/graphql/schema.graphql

@@ -38,6 +38,7 @@ type Query {
   getPaymentPlans: [PaymentPlan]
   getPaddleInfo: GetPaddleInfo
   getBillingAndUsage: GetBillingAndUsage
+  getInvoices: [Invoice]
   getAutomatischInfo: GetAutomatischInfo
   healthcheck: AppHealth
 }
@@ -504,6 +505,14 @@ type GetPaddleInfo {
   vendorId: Int
 }
 
+type Invoice {
+  id: Int
+  amount: Float
+  currency: String
+  payout_date: String
+  receipt_url: String
+}
+
 type PaymentPlan {
   name: String
   limit: String