schema
  @link(url: "https://specs.apollo.dev/link/v1.0")
  @link(url: "https://specs.apollo.dev/join/v0.3", for: EXECUTION) {
  query: Query
}

directive @join__enumValue(graph: join__Graph!) repeatable on ENUM_VALUE

directive @join__field(
  graph: join__Graph
  requires: join__FieldSet
  provides: join__FieldSet
  type: String
  external: Boolean
  override: String
  usedOverridden: Boolean
) repeatable on FIELD_DEFINITION | INPUT_FIELD_DEFINITION

directive @join__graph(name: String!, url: String!) on ENUM_VALUE

directive @join__implements(
  graph: join__Graph!
  interface: String!
) repeatable on OBJECT | INTERFACE

directive @join__type(
  graph: join__Graph!
  key: join__FieldSet
  extension: Boolean! = false
  resolvable: Boolean! = true
  isInterfaceObject: Boolean! = false
) repeatable on OBJECT | INTERFACE | UNION | ENUM | INPUT_OBJECT | SCALAR

directive @join__unionMember(
  graph: join__Graph!
  member: String!
) repeatable on UNION

directive @link(
  url: String
  as: String
  for: link__Purpose
  import: [link__Import]
) repeatable on SCHEMA

scalar join__FieldSet

enum join__Graph {
  A @join__graph(name: "a", url: "http://0.0.0.0:4200/a")
}

scalar link__Import

enum link__Purpose {
  SECURITY
  EXECUTION
}

type Query @join__type(graph: A) {
  search: [Search!]! @join__field(graph: A)
  searchMeta: [HasMeta!]! @join__field(graph: A)
}

union Search
  @join__type(graph: A)
  @join__unionMember(graph: A, member: "Article")
  @join__unionMember(graph: A, member: "Video") =
  | Article
  | Video

interface HasMeta @join__type(graph: A) {
  meta: Meta!
}

type Article implements HasMeta
  @join__type(graph: A)
  @join__implements(graph: A, interface: "HasMeta") {
  meta: Meta! @join__field(graph: A)
}

type Video implements HasMeta
  @join__type(graph: A)
  @join__implements(graph: A, interface: "HasMeta") {
  meta: Meta! @join__field(graph: A)
}

type Meta @join__type(graph: A) {
  title: String! @join__field(graph: A)
  wordCount: Int @join__field(graph: A)
}
