schema.graphql

type Query {
  getAuthor(name: ID!): Author
  getAuthors: AuthorsResult!
  getPosts(author: ID!): PostsResult!
  getAllPosts: PostsResult!
  getPost(id: ID!): Post!
}

type Mutation {
  createAuthor(author: CreateAuthorInput): Author!
  createPost(post: CreatePostInput): Post!
  createComment(comment: CreateCommentInput): Comment!
  updatePost(post: UpdatePostInput): Post!
  deletePost(id: ID!): Boolean!
}

type Subscription {
  onPostCreated(authorName: ID!): Post @aws_subscribe(mutations: ["createPost"])
}

type Post {
  id: ID!
  title: String!
  content: String!
  authorName: String!
  author: Author!
  comments: [Comment!]
  publishDate: AWSDate!
  createdAt: AWSDateTime!
  updatedAt: AWSDateTime!
}

input CreatePostInput {
  title: String!
  content: String!
  authorName: String!
  publishDate: AWSDate!
}

input UpdatePostInput {
  id: ID!
  title: String
  content: String
  publishDate: AWSDate!
}

type Author {
  name: ID!
  email: AWSEmail!
  posts: [Post!]
  createdAt: AWSDateTime!
  updatedAt: AWSDateTime!
}

type PostsResult {
  items: [Post!]!
  nextToken: String
}

type AuthorsResult {
  items: [Author!]!
  nextToken: String
}

input CreateAuthorInput {
  name: ID!
  email: AWSEmail!
}

type Comment {
  id: ID!
  message: String!
  createdAt: AWSDateTime!
  updatedAt: AWSDateTime!
}

input CreateCommentInput {
  message: String!
  postId: String!
}