add error code

packages/slackbot-proxy/src/controllers/growi-to-slack.ts

@@ -171,7 +171,7 @@ export class GrowiToSlackCtrl {
     const { tokenGtoPs } = req;
 
     if (tokenGtoPs.length !== 1) {
-      return res.webClientErr('tokenGtoPs is invalid');
+      return res.webClientErr('tokenGtoPs is invalid', 'invalid_tokenGtoP');
     }
 
     const tokenGtoP = tokenGtoPs[0];
@@ -183,12 +183,12 @@ export class GrowiToSlackCtrl {
       .getOne();
 
     if (relation == null) {
-      return res.webClientErr('relation is invalid');
+      return res.webClientErr('relation is invalid', 'invalid_relation');
     }
 
     const token = relation.installation.data.bot?.token;
     if (token == null) {
-      return res.webClientErr('installation is invalid');
+      return res.webClientErr('installation is invalid', 'invalid_installation');
     }
 
     const client = generateWebClient(token);
@@ -200,7 +200,7 @@ export class GrowiToSlackCtrl {
     }
     catch (err) {
       logger.error(err);
-      return res.webClientErr(`failed to send to slack. err: ${err.message}`);
+      return res.webClientErr(`failed to send to slack. err: ${err.message}`, 'fail_api_call');
     }
 
     logger.debug('send to slack is success');

packages/slackbot-proxy/src/middlewares/slack-to-growi/add-webclient-response-to-res.ts

@@ -4,8 +4,8 @@ import {
 
 
 export type WebclientRes = Res & {
-  webClient: ()=> void,
-  webClientErr:(message?:string)=>void
+  webClient: () => void,
+  webClientErr: (message?:string, errorCode?:string) => void
 };
 
 
@@ -18,8 +18,8 @@ export class AddWebclientResponseToRes implements IMiddleware {
       return res.send({ ok: true });
     };
 
-    res.webClientErr = (error?:string) => {
-      return res.send({ ok: false, error });
+    res.webClientErr = (error?:string, errorCode?:string) => {
+      return res.send({ ok: false, error, errorCode });
     };
 
     next();