[sc-11365] generic type for ApiFetchCallback's parameter

Author: haoAddsearch

src/apifetch.ts

@@ -10,11 +10,17 @@ interface RecommendOptions {
   configurationKey?: string;
 }
 
-/* eslint-disable @typescript-eslint/no-explicit-any */
-export interface ApiFetchCallback {
-  (response: any): void;
+interface Suggestion {
+  value: string;
+}
+
+export interface SuggestionsResponse {
+  suggestions: Suggestion[];
+}
+
+export interface ApiFetchCallback<T = any> {
+  (response: T): void;
 }
-/* eslint-enable @typescript-eslint/no-explicit-any */
 
 interface SourceDocuments {
   page: number;

src/index.ts

@@ -1,4 +1,8 @@
-import executeApiFetch, { ApiFetchCallback, ExecuteApiFetch } from './apifetch';
+import executeApiFetch, {
+  ApiFetchCallback,
+  ExecuteApiFetch,
+  SuggestionsResponse
+} from './apifetch';
 import {
   getDocument,
   saveDocument,
@@ -146,7 +150,7 @@ class Client {
     return putSentimentClick(this.apiHostname, this.sitekey, conversationId, sentimentValue);
   }
 
-  suggestions(prefix: string, callback: ApiFetchCallback): void {
+  suggestions(prefix: string, callback: ApiFetchCallback<SuggestionsResponse>): void {
     if (!prefix || !callback || !util.isFunction(callback)) {
       throw new Error('Illegal suggestions parameters. Should be (prefix, callbackFunction)');
     }