| 1 | import { Protocol, ProtocolVersion } from '../../types/UIProtocol'; |
| 2 | |
| 3 | import { IncomingMessage } from 'http'; |
| 4 | import Utils from '../../utils/Utils'; |
| 5 | import logger from '../../utils/Logger'; |
| 6 | |
| 7 | export class UIServiceUtils { |
| 8 | public static handleProtocols = (protocols: Set<string>, request: IncomingMessage): string | false => { |
| 9 | let protocolIndex: number; |
| 10 | let protocol: Protocol; |
| 11 | let version: ProtocolVersion; |
| 12 | for (const fullProtocol of protocols) { |
| 13 | protocolIndex = fullProtocol.indexOf(Protocol.UI); |
| 14 | protocol = fullProtocol.substring(protocolIndex, protocolIndex + Protocol.UI.length) as Protocol; |
| 15 | version = fullProtocol.substring(protocolIndex + Protocol.UI.length) as ProtocolVersion; |
| 16 | if (Object.values(Protocol).includes(protocol) && Object.values(ProtocolVersion).includes(version)) { |
| 17 | return fullProtocol; |
| 18 | } |
| 19 | } |
| 20 | logger.error(`${Utils.logPrefix('WebSocket Server:')} Unsupported protocol: ${protocol} or protocol version: ${version}`); |
| 21 | return false; |
| 22 | }; |
| 23 | } |