const STATUS = {
  OPEN: 0,
  CLOSED: 1,
  CLOSING: 2,
}

const ROLE = {
  INITIATOR: 0,
  RESPONDER: 1
}

class Connection {
  constructor (peerInfo, remoteMa, isInitiator) {
    /**
     * Connection identifier
     */
    this.id = (~~(Math.random() * 1e9)).toString(36) + Date.now()

    /**
     * Remote peer info
     */
    this.peerInfo = peerInfo

    /**
     * Status of the connection
     */
    this.status = STATUS.OPEN

    /**
     * Endpoints multiaddrs
     */
    this.endpoints = {
      local: undefined,
      remote: remoteMa
    }

    /**
     * Connection timeline
     */
    this.timeline = {
      openTs: Date.now(),
      closeTs: undefined
    }

    /**
     * Role in the connection, initiator or responder
     */
    this.role = isInitiator ? ROLE.INITIATOR : ROLE.RESPONDER

    /**
     * The multiplexer being used
     */
    this.multiplexer = undefined

    /**
     * The encryption method being used
     */
    this.encryption = undefined

    /**
     * Connection streams
     */
    this.streams = []

    /**
     * User provided tags
     */
    this.tags = []
  }

  newStream () {
    if (!this.multiplexer) {
      // await hasMultiplexerOrErrored()  // magic ensues
    }
    // ... new stream creation
  }

  getStreams () {

  }

  close () {
    this.timeline.closeTs = Date.now()
  }

  setLocalAddress (ma) {
    this.endpoints.local = ma
  }
}