roomId property

backend/src/graphql/rooms.ts

@@ -9,6 +9,7 @@ export const createRoomMutation = () => {
         userId: $userId
       ) {
         id
+        roomId
       }
     }
   `
@@ -19,6 +20,7 @@ export const roomQuery = () => {
     query {
       Room {
         id
+        roomId
         users {
           id
         }

backend/src/schema/resolvers/rooms.spec.ts

@@ -93,16 +93,18 @@ describe('Room', () => {
       
       describe('user id exists', () => {
         it('returns the id of the room', async () => {
-          await expect(mutate({
+          const result = await mutate({
             mutation: createRoomMutation(),
             variables: {
               userId: 'other-chatting-user',
             },
-          })).resolves.toMatchObject({
+          })
+          expect(result).toMatchObject({
             errors: undefined,
             data: {
               CreateRoom: {
                 id: expect.any(String),
+                roomId: result.data.CreateRoom.id,
               },
             },
           })
@@ -131,12 +133,14 @@ describe('Room', () => {
         })
 
         it('returns the room', async () => {
-          await expect(query({ query: roomQuery() })).resolves.toMatchObject({
+          const result = await query({ query: roomQuery() })
+          expect(result).toMatchObject({
             errors: undefined,
             data: {
               Room: [
                 {
                   id: expect.any(String),
+                  roomId: result.data.Room[0].id,
                   users: expect.arrayContaining([
                     {
                       id: 'chatting-user',
@@ -158,12 +162,14 @@ describe('Room', () => {
         })
 
         it('returns the room', async () => {
-          await expect(query({ query: roomQuery() })).resolves.toMatchObject({
+          const result = await query({ query: roomQuery() }) 
+          expect(result).toMatchObject({
             errors: undefined,
             data: {
               Room: [
                 {
                   id: expect.any(String),
+                  roomId: result.data.Room[0].id,
                   users: expect.arrayContaining([
                     {
                       id: 'chatting-user',

backend/src/schema/resolvers/rooms.ts

@@ -38,6 +38,9 @@ export default {
       })
       try {
         const room = await writeTxResultPromise
+        if (room) {
+          room.roomId = room.id
+        }
         return room
       } catch (error) {
         throw new Error(error)

backend/src/schema/types/type/Room.gql

@@ -10,7 +10,9 @@ type Room {
   createdAt: String
   updatedAt: String
 
-  users: [User]! @relation(name: "CHATS_IN", direction: "IN")  
+  users: [User]! @relation(name: "CHATS_IN", direction: "IN")
+
+  roomId: String! @cypher(statement: "RETURN this.id")
 }
 
 type Mutation {