fix(firmhouse-sdk): fix orders relation bug

packages/firmhouse-sdk/README.md

@@ -1,24 +1,55 @@
 # firmhouse-sdk
 
-## Install
-
 ```bash
 npm install @firmhouse/firmhouse-sdk
 ```
 
+## Documentation
+
+You can find the documentation for the SDK [here](https://developer.firmhouse.com/sdks/firmhouse-sdk).
+
 ## Usage
 
 ```typescript
-import { FirmhouseClient } from '@firmhouse/firmhouse-sdk';
+import { FirmhouseClient, assignSubscriptionUtils } from '@firmhouse/firmhouse-sdk';
 const apiToken = 'YOUR_PROJECT_ACCESS_TOKEN';
 
 const client = new FirmhouseClient({
   apiToken,
 });
 
-const { results } = await client.products.fetchAll();
-const product = await client.products.fetchById('123');
-const token = await client.subscriptions.createSubscriptionToken();
+const { results: products } = await firmhouseClient.products.fetchAll();
+const { results: plans } = await firmhouseClient.plans.fetchAll();
+const product = await firmhouseClient.products.fetchById('123');
+const token = await firmhouseClient.carts.createCartToken();
+await firmhouseClient.carts.addProduct(cartToken, {
+  productId: products[0].id,
+  quantity: 2,
+});
+
+const writeAccessApiToken = 'YOUR_PROJECT_ACCESS_TOKEN_WITH_WRITE_ACCESS';
+const writeAccessClient = new FirmhouseClient({
+  apiToken:
+  accessType: Access.write,
+});
+
+const project = await writeAccessClient.projects.getCurrent({
+  extraFields: true,
+  promotions: true,
+  taxRates: true
+});
+
+const invoices = await writeAccessClient.invoices.fetchAll();
+
+await firmhouseClient.selfServiceCenterToken.create('subscriber@example.com', 'https://myapp.com/ssc/token-login')
+const subscription = await client.subscriptions.getBySelfServiceCenterLoginToken(
+  selfServiceCenterLoginToken
+);
+
+const subscriptionWithUtils = assignSubscriptionUtils(subscription);
+const upcomingOrderDate = subscriptionWithUtils.getClosestUpcomingOrderDate();
+const upcomingOrderProducts = subscriptionWithUtils.getClosestUpcomingOrderOrderedProducts();
+
 ```
 
 ## Development Guide

packages/firmhouse-sdk/src/lib/helpers/subscription.ts

@@ -158,8 +158,8 @@ export function _formatSubscription(
           pageInfo: subscription.ordersV2?.pageInfo ?? undefined,
           total: subscription.ordersV2?.totalCount ?? 0,
           results: subscription.ordersV2?.nodes
-            ? []
-            : arrayFilterNulls(subscription.ordersV2?.nodes),
+            ? subscription.ordersV2?.nodes
+            : [],
         }
       : undefined,
     collectionCases: subscription.collectionCases?.nodes