chore: Refactor graphQL queries structure

packages/backend/src/graphql/graphql-schema.ts

@@ -1,30 +1,8 @@
-import { GraphQLObjectType, GraphQLSchema, GraphQLString, GraphQLList, GraphQLNonNull } from 'graphql';
-import getApps from './queries/get-apps';
-import getApp from './queries/get-app';
-import appType from './types/app';
+import { GraphQLSchema } from 'graphql';
+import rootQuery from './root-query';
 
-const queryType = new GraphQLObjectType({
-  name: 'Query',
-  fields: {
-    getApps: {
-      type: GraphQLList(appType),
-      args: {
-        name: { type: GraphQLString }
-      },
-      resolve: (_, { name }) => getApps(name)
-    },
-    getApp: {
-      type: appType,
-      args: {
-        name: { type: GraphQLNonNull(GraphQLString) },
-      },
-      resolve: (_, { name }) => getApp(name)
-    },
-  }
-});
-
-var graphQLSchema = new GraphQLSchema({
-  query: queryType,
+const graphQLSchema = new GraphQLSchema({
+  query: rootQuery,
 });
 
 export default graphQLSchema;

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

@@ -1,11 +1,27 @@
+import { GraphQLString, GraphQLNonNull } from 'graphql';
 import App from '../../models/app';
+import appType from '../types/app';
 
-const getApp = (name: string) => {
-  if(!name) {
+type Params = {
+  name: string
+}
+
+const getAppResolver = (params: Params) => {
+  if(!params.name) {
     throw new Error('No name provided.')
   }
 
-  return App.findOneByName(name)
+  return App.findOneByName(params.name)
 }
 
+const getApp = {
+  type: appType,
+  args: {
+    name: { type: GraphQLNonNull(GraphQLString) },
+  },
+  resolve: (_: any, params: Params) => getAppResolver(params)
+}
+
+
+
 export default getApp;

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

@@ -1,7 +1,21 @@
+import { GraphQLString, GraphQLList } from 'graphql';
+import appType from '../types/app';
 import App from '../../models/app';
 
-const getApps = (name: string) => {
-  return App.findAll(name)
+type Params = {
+  name: string
+}
+
+const getAppsResolver = (params: Params) => {
+  return App.findAll(params.name)
+}
+
+const getApps = {
+  type: GraphQLList(appType),
+  args: {
+    name: { type: GraphQLString }
+  },
+  resolve: (_: any, params: Params) => getAppsResolver(params)
 }
 
 export default getApps;

packages/backend/src/graphql/root-query.ts

@@ -0,0 +1,13 @@
+import { GraphQLObjectType } from 'graphql';
+import getApps from './queries/get-apps';
+import getApp from './queries/get-app';
+
+const rootQuery = new GraphQLObjectType({
+  name: 'Query',
+  fields: {
+    getApps: getApps,
+    getApp: getApp
+  }
+});
+
+export default rootQuery;

packages/backend/src/graphql/root-resolver.ts

@@ -1,7 +0,0 @@
-import getApps from './queries/get-apps';
-
-const rootResolver = {
-  getApps: getApps
-};
-
-export default rootResolver;

packages/backend/src/helpers/graphql-instance.ts

@@ -1,5 +1,4 @@
 import { graphqlHTTP } from 'express-graphql';
-import rootResolver from '../graphql/root-resolver'
 import graphQLSchema from '../graphql/graphql-schema'
 
 const graphQLInstance = graphqlHTTP({