refactor: Refactor queries by using related query from objectionjs

packages/backend/src/graphql/queries/get-app-connections.ts

@@ -1,31 +1,36 @@
 import { GraphQLList, GraphQLNonNull } from 'graphql';
-import Connection from '../../models/connection';
 import App from '../../models/app';
 import RequestWithCurrentUser from '../../types/express/request-with-current-user';
 import connectionType from '../types/connection';
 import availableAppsEnumType from '../types/available-apps-enum-type';
 
 type Params = {
-  key: string
-}
+  key: string;
+};
 
-const getAppConnectionsResolver = async (params: Params, req: RequestWithCurrentUser) => {
+const getAppConnectionsResolver = async (
+  params: Params,
+  req: RequestWithCurrentUser
+) => {
   const app = App.findOneByKey(params.key);
-  const connections = await Connection.query()
-    .where({ user_id: req.currentUser.id, key: params.key })
 
-  return connections.map((connection: any) => ({
+  const connections = await req.currentUser.$relatedQuery('connections').where({
+    key: params.key,
+  });
+
+  return connections.map((connection) => ({
     ...connection,
     app,
   }));
-}
+};
 
 const getAppConnections = {
   type: GraphQLList(connectionType),
   args: {
     key: { type: GraphQLNonNull(availableAppsEnumType) },
   },
-  resolve: (_: any, params: Params, req: RequestWithCurrentUser) => getAppConnectionsResolver(params, req)
-}
+  resolve: (_: any, params: Params, req: RequestWithCurrentUser) =>
+    getAppConnectionsResolver(params, req),
+};
 
 export default getAppConnections;