feat: add stats to search response

packages/x-types/src/index.ts

@@ -12,6 +12,7 @@ export * from './previewable.model';
 export * from './promoted.model';
 export * from './redirection.model';
 export * from './sort.model';
+export * from './stats.model';
 export * from './suggestion.model';
 export * from './tagging.model';
 export * from './user-info.model';

packages/x-types/src/response/search-response.model.ts

@@ -5,6 +5,7 @@ import { Promoted } from '../promoted.model';
 import { TaggingRequest } from '../request/tagging-request.model';
 import { Redirection } from '../redirection.model';
 import { Result } from '../result/result.model';
+import { Stats } from '../stats.model';
 
 /**
  * Response for the search endpoint.
@@ -21,5 +22,6 @@ export interface SearchResponse {
   redirections?: Redirection[];
   results: Result[];
   spellcheck?: string;
+  stats?: Stats;
   totalResults: number;
 }

packages/x-types/src/stats.model.ts

@@ -0,0 +1,10 @@
+/**
+ * Statistics for the current search results.
+ *
+ * Price - interval of the prices of the results.
+ *
+ * @public
+ */
+export interface Stats {
+  price: { min: number; max: number };
+}