Add custom resolver, update factories

backend/src/graphql-schema.js

@@ -9,6 +9,7 @@ import moderation from './resolvers/moderation.js'
 import rewards from './resolvers/rewards.js'
 import socialMedia from './resolvers/socialMedia.js'
 import notifications from './resolvers/notifications'
+import comments from './resolvers/comments'
 
 export const typeDefs = fs
   .readFileSync(
@@ -29,6 +30,7 @@ export const resolvers = {
     ...moderation.Mutation,
     ...rewards.Mutation,
     ...socialMedia.Mutation,
-    ...notifications.Mutation
+    ...notifications.Mutation,
+    ...comments.Mutation
   }
 }

backend/src/resolvers/comments.js

@@ -0,0 +1,28 @@
+import { neo4jgraphql } from 'neo4j-graphql-js'
+
+export default {
+  Mutation: {
+    CreateComment: async (object, params, context, resolveInfo) => {
+      const { postId } = params
+      
+      const result = await neo4jgraphql(object, params, context, resolveInfo, true)
+      
+      const session = context.driver.session()
+      const transactionRes = await session.run(`
+         MATCH (post:Post {id: $postId}), (comment:Comment {id: $commentId})
+         MERGE (post)<-[:COMMENTS]-(comment)
+         RETURN comment {.id, .content}`, {
+          postId,
+          commentId: result.id
+        }
+      )
+      const [comment] = transactionRes.records.map(record => {
+        return record.get('comment')
+      })
+
+      session.close()
+
+      return comment
+    }
+  }
+}

backend/src/resolvers/socialMedia.js

@@ -3,7 +3,7 @@ import { neo4jgraphql } from 'neo4j-graphql-js'
 export default {
   Mutation: {
     CreateSocialMedia: async (object, params, context, resolveInfo) => {
-      const socialMedia = await neo4jgraphql(object, params, context, resolveInfo, true)
+      const socialMedia = await neo4jgraphql(object, params, context, resolveInfo, false)
       const session = context.driver.session()
       await session.run(
         `MATCH (owner:User {id: $userId}), (socialMedia:SocialMedia {id: $socialMediaId})

backend/src/schema.graphql

@@ -27,6 +27,7 @@ type Mutation {
   enable(id: ID!): ID
   reward(fromBadgeId: ID!, toUserId: ID!): ID
   unreward(fromBadgeId: ID!, toUserId: ID!): ID
+  CreateComment(id: ID!, postId: ID!, content: String!) : Comment
   "Shout the given Type and ID"
   shout(id: ID!, type: ShoutTypeEnum): Boolean! @cypher(statement: """
     MATCH (n {id: $id})<-[:WROTE]-(wu:User), (u:User {id: $cypherParams.currentUserId})

backend/src/seed/factories/comments.js

@@ -4,22 +4,20 @@ import uuid from 'uuid/v4'
 export default function (params) {
   const {
     id = uuid(),
+    postId = uuid(),
     content = [
       faker.lorem.sentence(),
       faker.lorem.sentence()
-    ].join('. '),
-    disabled = false,
-    deleted = false
+    ].join('. ')
   } = params
 
   return `
     mutation {
       CreateComment(
         id: "${id}",
-        content: "${content}",
-        disabled: ${disabled},
-        deleted: ${deleted}
-      ) { id }
+        postId: "${postId}",
+        content: "${content}"
+      ) { id, content }
     }
   `
 }