feat(MED-99): use montonio api and webhook

packages/billing/core/src/create-billing-schema.ts

@@ -13,6 +13,7 @@ export const BillingProviderSchema = z.enum([
   'stripe',
   'paddle',
   'lemon-squeezy',
+  'montonio',
 ]);
 
 export const PaymentTypeSchema = z.enum(['one-time', 'recurring']);

packages/billing/core/src/services/billing-webhook-handler.service.ts

@@ -1,5 +1,37 @@
 import { UpsertOrderParams, UpsertSubscriptionParams } from '../types';
 
+export interface IHandleWebhookEventParams {
+  // this method is called when a checkout session is completed
+  onCheckoutSessionCompleted: (
+    subscription: UpsertSubscriptionParams | UpsertOrderParams,
+  ) => Promise<unknown>;
+
+  // this method is called when a subscription is updated
+  onSubscriptionUpdated: (
+    subscription: UpsertSubscriptionParams,
+  ) => Promise<unknown>;
+
+  // this method is called when a subscription is deleted
+  onSubscriptionDeleted: (subscriptionId: string) => Promise<unknown>;
+
+  // this method is called when a payment is succeeded. This is used for
+  // one-time payments
+  onPaymentSucceeded: (sessionId: string) => Promise<unknown>;
+
+  // this method is called when a payment is failed. This is used for
+  // one-time payments
+  onPaymentFailed: (sessionId: string) => Promise<unknown>;
+
+  // this method is called when an invoice is paid. We don't have a specific use case for this
+  // but it's extremely common for credit-based systems
+  onInvoicePaid: (
+    subscription: UpsertSubscriptionParams,
+  ) => Promise<unknown>;
+
+  // generic handler for any event
+  onEvent?: (data: unknown) => Promise<unknown>;
+}
+
 /**
  * @name BillingWebhookHandlerService
  * @description Represents an abstract class for handling billing webhook events.
@@ -20,36 +52,6 @@ export abstract class BillingWebhookHandlerService {
    */
   abstract handleWebhookEvent(
     event: unknown,
-    params: {
-      // this method is called when a checkout session is completed
-      onCheckoutSessionCompleted: (
-        subscription: UpsertSubscriptionParams | UpsertOrderParams,
-      ) => Promise<unknown>;
-
-      // this method is called when a subscription is updated
-      onSubscriptionUpdated: (
-        subscription: UpsertSubscriptionParams,
-      ) => Promise<unknown>;
-
-      // this method is called when a subscription is deleted
-      onSubscriptionDeleted: (subscriptionId: string) => Promise<unknown>;
-
-      // this method is called when a payment is succeeded. This is used for
-      // one-time payments
-      onPaymentSucceeded: (sessionId: string) => Promise<unknown>;
-
-      // this method is called when a payment is failed. This is used for
-      // one-time payments
-      onPaymentFailed: (sessionId: string) => Promise<unknown>;
-
-      // this method is called when an invoice is paid. We don't have a specific use case for this
-      // but it's extremely common for credit-based systems
-      onInvoicePaid: (
-        subscription: UpsertSubscriptionParams,
-      ) => Promise<unknown>;
-
-      // generic handler for any event
-      onEvent?: (data: unknown) => Promise<unknown>;
-    },
+    params: IHandleWebhookEventParams,
   ): Promise<unknown>;
 }