feat(pagination): avoid fetching when has_more: false (#1305)

Author: stainless-app[bot]

Diff for: .stats.yml

@@ -1,2 +1,2 @@
 configured_endpoints: 69
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/openai-7c699d4503077d06a4a44f52c0c1f902d19a87c766b8be75b97c8dfd484ad4aa.yml
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/openai-dfb00c627f58e5180af7a9b29ed2f2aa0764a3b9daa6a32a1cc45bc8e48dfe15.yml

Diff for: src/pagination.ts

@@ -43,6 +43,8 @@ export class Page<Item> extends AbstractPage<Item> implements PageResponse<Item>
 
 export interface CursorPageResponse<Item> {
   data: Array<Item>;
+
+  has_more: boolean;
 }
 
 export interface CursorPageParams {
@@ -57,6 +59,8 @@ export class CursorPage<Item extends { id: string }>
 {
   data: Array<Item>;
 
+  has_more: boolean;
+
   constructor(
     client: APIClient,
     response: Response,
@@ -66,12 +70,21 @@ export class CursorPage<Item extends { id: string }>
     super(client, response, body, options);
 
     this.data = body.data || [];
+    this.has_more = body.has_more || false;
   }
 
   getPaginatedItems(): Item[] {
     return this.data ?? [];
   }
 
+  override hasNextPage() {
+    if (this.has_more === false) {
+      return false;
+    }
+
+    return super.hasNextPage();
+  }
+
   // @deprecated Please use `nextPageInfo()` instead
   nextPageParams(): Partial<CursorPageParams> | null {
     const info = this.nextPageInfo();