feat(api): updates (#45)

Author: stainless-bot

src/resources/invoices.ts

@@ -329,6 +329,12 @@ export interface Invoice {
    */
   payment_started_at: string | null;
 
+  /**
+   * The active plan for this invoice's subscription on its invoice date. This field
+   * is only populated for invoices generated by subscriptions.
+   */
+  plan: Invoice.Plan | null;
+
   /**
    * If the invoice is in draft, this timestamp will reflect when the invoice is
    * scheduled to be issued.
@@ -1171,6 +1177,23 @@ export namespace Invoice {
     minimum_amount: string;
   }
 
+  /**
+   * The active plan for this invoice's subscription on its invoice date. This field
+   * is only populated for invoices generated by subscriptions.
+   */
+  export interface Plan {
+    id: string | null;
+
+    /**
+     * An optional user-defined ID for this plan resource, used throughout the system
+     * as an alias for this Plan. Use this field to identify a plan by an existing
+     * identifier in your system.
+     */
+    external_plan_id: string | null;
+
+    name: string | null;
+  }
+
   export interface ShippingAddress {
     city: string | null;
 
@@ -1400,6 +1423,12 @@ export interface InvoiceFetchUpcomingResponse {
    */
   payment_started_at: string | null;
 
+  /**
+   * The active plan for this invoice's subscription on its invoice date. This field
+   * is only populated for invoices generated by subscriptions.
+   */
+  plan: InvoiceFetchUpcomingResponse.Plan | null;
+
   /**
    * If the invoice is in draft, this timestamp will reflect when the invoice is
    * scheduled to be issued.
@@ -2247,6 +2276,23 @@ export namespace InvoiceFetchUpcomingResponse {
     minimum_amount: string;
   }
 
+  /**
+   * The active plan for this invoice's subscription on its invoice date. This field
+   * is only populated for invoices generated by subscriptions.
+   */
+  export interface Plan {
+    id: string | null;
+
+    /**
+     * An optional user-defined ID for this plan resource, used throughout the system
+     * as an alias for this Plan. Use this field to identify a plan by an existing
+     * identifier in your system.
+     */
+    external_plan_id: string | null;
+
+    name: string | null;
+  }
+
   export interface ShippingAddress {
     city: string | null;