balabola error

src/balabola_api.ts

@@ -11,6 +11,8 @@ interface BalabolaResponse {
     signature: string;
 }
 
+export class BalabolaError extends Error { }
+
 const BASE_URL = 'https://yandex.ru/lab/api/yalm/text3';
 
 export async function balabola(query: string, intro: number): Promise<string> {
@@ -23,5 +25,7 @@ export async function balabola(query: string, intro: number): Promise<string> {
         })
     }).then(res => res.json()) as BalabolaResponse;
 
+    if (result.bad_query === 1) throw new BalabolaError('bad query');
+
     return result.text;
 }

src/handlers/error.ts

@@ -1,4 +1,5 @@
 import { APIError, MessageContext } from "vk-io";
+import { BalabolaError } from "../balabola_api";
 import { Composer } from "../composer";
 import { logger } from "../logger";
 
@@ -22,6 +23,12 @@ composer.use(async (ctx, next) => {
             return;
         }
 
+        if (err instanceof BalabolaError) {
+            logger.error('bad query');
+            await ctx.send('бабабола не хочет такое генерировать((');
+            return;
+        }
+
         throw err;
     }
 });