schema.graphql

input AddTodoInput {
  text: String!
  clientMutationId: String
}

type AddTodoPayload {
  todoEdge: TodoEdge!
  viewer: User
  clientMutationId: String
}

input ChangeTodoStatusInput {
  complete: Boolean!
  id: ID!
  clientMutationId: String
}

type ChangeTodoStatusPayload {
  todo: Todo
  viewer: User
  clientMutationId: String
}

input MarkAllTodosInput {
  complete: Boolean!
  clientMutationId: String
}

type MarkAllTodosPayload {
  changedTodos: [Todo]
  viewer: User
  clientMutationId: String
}

type Mutation {
  addTodo(input: AddTodoInput!): AddTodoPayload
  changeTodoStatus(input: ChangeTodoStatusInput!): ChangeTodoStatusPayload
  markAllTodos(input: MarkAllTodosInput!): MarkAllTodosPayload
  removeCompletedTodos(input: RemoveCompletedTodosInput!): RemoveCompletedTodosPayload
  removeTodo(input: RemoveTodoInput!): RemoveTodoPayload
  renameTodo(input: RenameTodoInput!): RenameTodoPayload
}

"""
An object with an ID
"""
interface Node {
  """
  The id of the object.
  """
  id: ID!
}

"""
Information about pagination in a connection.
"""
type PageInfo {
  """
  When paginating forwards, are there more items?
  """
  hasNextPage: Boolean!

  """
  When paginating backwards, are there more items?
  """
  hasPreviousPage: Boolean!

  """
  When paginating backwards, the cursor to continue.
  """
  startCursor: String

  """
  When paginating forwards, the cursor to continue.
  """
  endCursor: String
}

type Query {
  viewer: User

  """
  Fetches an object given its ID
  """
  node(
    """
    The ID of an object
    """
    id: ID!
  ): Node
}

input RemoveCompletedTodosInput {
  clientMutationId: String
}

type RemoveCompletedTodosPayload {
  deletedTodoIds: [String]
  viewer: User
  clientMutationId: String
}

input RemoveTodoInput {
  id: ID!
  clientMutationId: String
}

type RemoveTodoPayload {
  deletedTodoId: ID
  viewer: User
  clientMutationId: String
}

input RenameTodoInput {
  id: ID!
  text: String!
  clientMutationId: String
}

type RenameTodoPayload {
  todo: Todo
  clientMutationId: String
}

type Todo implements Node {
  """
  The ID of an object
  """
  id: ID!
  text: String
  complete: Boolean
}

"""
A connection to a list of items.
"""
type TodoConnection {
  """
  Information to aid in pagination.
  """
  pageInfo: PageInfo!

  """
  A list of edges.
  """
  edges: [TodoEdge]
}

"""
An edge in a connection.
"""
type TodoEdge {
  """
  The item at the end of the edge
  """
  node: Todo!

  """
  A cursor for use in pagination
  """
  cursor: String!
}

type User implements Node {
  """
  The ID of an object
  """
  id: ID!
  todos(status: String = "any", after: String, first: Int, before: String, last: Int): TodoConnection!
  totalCount: Int
  completedCount: Int
}