feat: Implement getConnectedApps graphQL query

packages/backend/src/graphql/queries/get-connected-apps.ts

@@ -0,0 +1,43 @@
+import { GraphQLList, GraphQLString } from 'graphql';
+import Connection from '../../models/connection';
+import App from '../../models/app';
+import RequestWithCurrentUser from '../../types/express/request-with-current-user';
+import appType from '../types/app';
+
+type Params = {
+  name: string
+}
+
+const getConnectedAppsResolver = async (params: Params, req: RequestWithCurrentUser) => {
+  let apps = App.findAll(params.name)
+
+  const connections = await Connection.query()
+    .select('connections.key')
+    .count('connections.id as count')
+    .where({ user_id: req.currentUser.id, verified: true })
+    .groupBy('connections.key')
+
+  const connectionKeys = connections.map(connection => connection.key)
+
+  apps = apps
+    .filter((app: any) => connectionKeys.includes(app.key))
+    .map((app: any) => {
+      const connection = connections
+        .find((connection: any) => connection.key === app.key)
+
+      app.connectionCount = connection.count;
+      return app;
+    })
+
+  return apps;
+}
+
+const getConnectedApps = {
+  type: GraphQLList(appType),
+  args: {
+    name: { type: GraphQLString }
+  },
+  resolve: (_: any, params: Params, req: RequestWithCurrentUser) => getConnectedAppsResolver(params, req)
+}
+
+export default getConnectedApps;