import { Boom } from '@hapi/boom'
import type { Contact } from './Contact'

export enum SyncState {
	/** The socket is connecting, but we haven't received pending notifications yet. */
	Connecting,
	/** Pending notifications received. Buffering events until we decide whether to sync or not. */
	AwaitingInitialSync,
	/** The initial app state sync (history, etc.) is in progress. Buffering continues. */
	Syncing,
	/** Initial sync is complete, or was skipped. The socket is fully operational and events are processed in real-time. */
	Online
}

export type WAConnectionState = 'open' | 'connecting' | 'close'

export type ConnectionState = {
	/** connection is now open, connecting or closed */
	connection: WAConnectionState

	/** the error that caused the connection to close */
	lastDisconnect?: {
		// TODO: refactor and gain independence from Boom
		error: Boom | Error | undefined
		date: Date
	}
	/** is this a new login */
	isNewLogin?: boolean
	/** the current QR code */
	qr?: string
	/** has the device received all pending notifications while it was offline */
	receivedPendingNotifications?: boolean
	/** legacy connection options */
	legacy?: {
		phoneConnected: boolean
		user?: Contact
	}
	/**
	 * if the client is shown as an active, online client.
	 * If this is false, the primary phone and other devices will receive notifs
	 * */
	isOnline?: boolean
	/**
	 * indicates the disconnect was caused by a session error (keys desynchronized).
	 * When true, the consumer should recreate the socket with makeWASocket()
	 * to establish a fresh session.
	 */
	isSessionError?: boolean
}