scalar DateTime

type Query {
	signIn(id: Int!, password: String!): signInPayload!
	signOut: signOutPayload!
	
	getMessages(count: Int = 100, page: Int = 1): [Message!]!
}

type Mutation {
	registerUser(input: registerUserInput!): User!
	
	createMessage(input: MessageInput!): createMessagePayload!
	updateMessage(input: updateMessageInput!): createMessagePayload!
	deleteMessage(id: Int!): deleteMessagePayload!
}

type Subscription {
	messageCreated: Message!
	messageUpdated: Message!
	messageDeleted: Message!
}