scalar DateTime

################################### Payload

interface ErrorInterface {
	message: String!
}

type ApiError implements ErrorInterface {
	message: String!
}

type SignInOk {
	token: String!
	user: User!
}

union SignInResult = ApiError | SignInOk

type RegisterUserOk {
	token: String
	user: User!
}

union RegisterUserResult = ApiError | RegisterUserOk

type ResultPayload {
	status: Boolean!
	error: String
	token: String
  user: User
	message: Message
	shout: Shout
}

################################### Mutation

type Mutation {
  # message
	createMessage(body: String!, replyTo: Int): ResultPayload!
	updateMessage(id: Int!, body: String!): ResultPayload!
	deleteMessage(messageId: Int!): ResultPayload!

  # auth
  # resetPassword(password: String!, token: String!): Token!
  confirmEmail(token: String!): ResultPayload!
  # invalidateAllTokens: Boolean!
  # invalidateTokenById(id: Int!): Boolean!
  # requestEmailConfirmation: User!
  # requestPasswordReset(email: String!): Boolean!
  registerUser(email: String!, password: String!): RegisterUserResult!

  # shout
  createShout: ResultPayload!
  deleteShout(shoutId: Int!): ResultPayload!
  rateShout(value: Int!): ResultPayload!

  # profile
  # rateUser(value: Int!): ResultPayload!
  # updateOnlineStatus: ResultPayload!
  # updateUsername(username: String!): ResultPayload!
}

################################### Query

type Query {
  # auth / user
	isEmailFree(email: String!): ResultPayload!
	signIn(email: String!, password: String!): SignInResult!
	signOut: ResultPayload!
	getCurrentUser: ResultPayload!
  # getUserById(id: Int!): ResultPayload!
  # getUserRating(shout: Int): Int!

  # messages
  getMessages(count: Int = 100, page: Int = 1): [Message!]!

  # shouts
  # getShoutRating(shout: Int): Int!
  # shoutsByAuthor(author: Int): [Shout]!
  # shoutsByReplyTo(shout: Int): [Shout]!
  # shoutsByTags(tags: [String]): [Shout]!
  # shoutsByTime(time: DateTime): [Shout]!

  # getOnlineUsers: [User!]!
  # topAuthors: [User]!
  # topShouts: [Shout]!
}

############################################ Subscription

type Subscription {
  messageCreated: Message!
  messageUpdated: Message!
  messageDeleted: Message!
  
  onlineUpdated: [User!]!
  shoutUpdated: Shout!
  userUpdated: User!
}

############################################ Entities

type Role {
  id: Int!
  name: String!
  org: String!
  level: Int! # 1-8
  desc: String
}

type User {
  createdAt: DateTime!
  email: String
  emailConfirmed: Boolean
  id: Int!
  muted: Boolean
  rating: Int
  roles: [Role!]!
  updatedAt: DateTime!
  username: String
  userpic: String
  wasOnlineAt: DateTime
}

type Message {
  author: Int!
  body: String!
  createdAt: DateTime!
  id: Int!
  replyTo: Int
  updatedAt: DateTime!
  visibleForUsers: [Int]!
}

# is publication
type Shout {
  id: Int!
  org: String!
  slug: String!
  author: Int!
  body: String!
  createdAt: DateTime!
  updatedAt: DateTime!
  deletedAt: DateTime
  deletedBy: Int
  rating: Int
  published: DateTime # if there is no published field - it is not published
  replyTo: Int # another shout
  tags: [String] # actual values
  topics: [String] # topic-slugs
  title: String
  versionOf: Int
  visibleForRoles: [String] # role ids are strings
  visibleForUsers: [Int]
}

type Topic {
  slug: String! # ID
  createdBy: Int! # User
  createdAt: DateTime!
  value: String
  parents: [String] # NOTE: topic can have parent topics
  children: [String] # and children
}

# TODO: resolvers to add/remove topics from publication


type Proposal {
  body: String!
  shout: Int!
  range: String # full / 0:2340
  author: Int!
  createdAt: DateTime!
}

type Token {
  createdAt: DateTime!
  expiresAt: DateTime
  id: Int!
  ownerId: Int!
  usedAt: DateTime
  value: String!
}

type Like {
  author: Int!
  id: Int!
  value: Int!
  shout: Int
  user: Int
}