// @flow

export type Config = {|
  +mainframe_secret: string,
  +mainframe_url: string,
  +port: number,
|}

export type ClientContext = {|
  +user: {
    +id: string,
    +username: string,
    +name: string,
  },
  +conversation?: {
    +id: string,
    +subject: ?string,
    +type: 'bot' | 'direct' | 'default' | 'space',
  },
  +organization?: {
    +id: string,
    +username: string,
    +name: string,
  },
  +subscription_token?: string,
|}

export type PostPayload = {|
  +user_id: string,
  +data: Object,
  +context: ClientContext,
|}

export type BotContext = {|
  +config: Config,
  +callMainframe: (endpoint: string, data?: Object) => Promise<void | Object>,
  +sendMessage: (payload: {
    conversation_id: string,
    message?: string,
    data?: Object,
  }) => Promise<void>,
|}

export type BotResponse = {|
  success: boolean,
  message?: string,
  data?: Object,
|}

export type Handlers = {|
  enable?: (payload: { user_id: string }) => void,
  disable?: (payload: { user_id: string }) => void,
  conversation_added?: (payload: {
    user_id: string,
    conversation_id: string,
  }) => void,
  conversation_removed?: (payload: {
    user_id: string,
    conversation_id: string,
  }) => void,
  edit_subscription?: (payload: {
    user_id: string,
    conversation_id: string,
    subscription_id: string,
  }) => void,
  delete_subscription?: (payload: { subscription_id: string }) => void,
  post?: (payload: PostRequest) => BotResponse | Promise<BotResponse>,
|}