add methods for messaging

schema/schema.auth.graphql

@@ -35,12 +35,3 @@ type signOutPayload {
 	status: Boolean!
 	error: String
 }
-
-type  Query{
-	signIn(id: Int!, password: String!): signInPayload!
-	signOut: signOutPayload!
-}
-
-type Mutation{
-	registerUser(input: registerUserInput!): User!
-}

schema/schema.common.graphql

@@ -1,2 +1,23 @@
 
 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!
+}

schema/schema.messages.graphql

@@ -0,0 +1,31 @@
+
+type Message {
+	author: Int!
+	body: String!
+	createdAt: DateTime!
+	id: Int!
+	replyTo: Int
+	updatedAt: DateTime!
+	visibleForUsers: [Int]
+}
+
+type createMessagePayload {
+	status: Boolean!
+	error: String
+	message: Message
+}
+
+type deleteMessagePayload {
+	status: Boolean!
+	error: String
+}
+
+input MessageInput {
+	body: String!
+	replyTo: Int
+}
+
+input updateMessageInput {
+	id: Int!
+	body: String!
+}