✨ finish https://redwoodjs.com/docs/tutorial/chapter6/comments-schema

api/src/graphql/comments.sdl.ts

@@ -23,4 +23,9 @@ export const schema = gql`
     body: String
     postId: Int
   }
+
+  type Mutation {
+    createComment(input: CreateCommentInput!): Comment! @skipAuth
+    deleteComment(id: Int!): Comment! @requireAuth
+  }
 `

api/src/services/comments/comments.scenarios.ts

@@ -1,23 +1,44 @@
-import type { Prisma, Comment } from '@prisma/client'
-import type { ScenarioData } from '@redwoodjs/testing/api'
+import type { Prisma } from '@prisma/client'
 
 export const standard = defineScenario<Prisma.CommentCreateArgs>({
   comment: {
-    one: {
+    jane: {
       data: {
-        name: 'String',
-        body: 'String',
-        post: { create: { title: 'String', body: 'String' } },
+        name: 'Jane Doe',
+        body: 'I like trees',
+        post: {
+          create: {
+            title: 'Redwood Leaves',
+            body: 'The quick brown fox jumped over the lazy dog.',
+          },
+        },
       },
     },
-    two: {
+    john: {
       data: {
-        name: 'String',
-        body: 'String',
-        post: { create: { title: 'String', body: 'String' } },
+        name: 'John Doe',
+        body: 'Hug a tree today',
+        post: {
+          create: {
+            title: 'Root Systems',
+            body: 'The five boxing wizards jump quickly.',
+          },
+        },
       },
     },
   },
 })
 
-export type StandardScenario = ScenarioData<Comment, 'comment'>
+export const postOnly = defineScenario<Prisma.PostCreateArgs>({
+  post: {
+    bark: {
+      data: {
+        title: 'Bark',
+        body: "A tree's bark is worse than its bite",
+      },
+    },
+  },
+})
+
+export type StandardScenario = typeof standard
+export type PostOnlyScenario = typeof postOnly

api/src/services/comments/comments.test.ts

@@ -1,7 +1,5 @@
-import type { Comment } from '@prisma/client'
-
-import { comments } from './comments'
-import type { StandardScenario } from './comments.scenarios'
+import { comments, createComment } from './comments'
+import type { StandardScenario, PostOnlyScenario } from './comments.scenarios'
 
 // Generated boilerplate tests do not account for all circumstances
 // and can fail without adjustments, e.g. Float and DateTime types.
@@ -15,4 +13,25 @@ describe('comments', () => {
 
     expect(result.length).toEqual(Object.keys(scenario.comment).length)
   })
+
+  scenario(
+    'postOnly',
+    'creates a new comment',
+    async (scenario: PostOnlyScenario) => {
+      const comment = await createComment({
+        input: {
+          name: 'Billy Bob',
+          body: 'What is your favorite tree bark?',
+          post: {
+            connect: { id: scenario.post.bark.id },
+          },
+        },
+      })
+
+      expect(comment.name).toEqual('Billy Bob')
+      expect(comment.body).toEqual('What is your favorite tree bark?')
+      expect(comment.postId).toEqual(scenario.post.bark.id)
+      expect(comment.createdAt).not.toEqual(null)
+    }
+  )
 })

api/src/services/comments/comments.ts

@@ -1,3 +1,4 @@
+import type { Prisma } from '@prisma/client'
 import type { QueryResolvers, CommentRelationResolvers } from 'types/graphql'
 
 import { db } from 'src/lib/db'
@@ -17,3 +18,13 @@ export const Comment: CommentRelationResolvers = {
     return db.comment.findUnique({ where: { id: root?.id } }).post()
   },
 }
+
+interface CreateCommentArgs {
+  input: Prisma.CommentCreateInput
+}
+
+export const createComment = ({ input }: CreateCommentArgs) => {
+  return db.comment.create({
+    data: input,
+  })
+}