mirror of
https://github.com/fluencelabs/js-libp2p
synced 2025-04-04 16:51:14 +00:00
42 lines
885 B
JavaScript
42 lines
885 B
JavaScript
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'use strict'
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const PeerId = require('peer-id')
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const multiaddr = require('multiaddr')
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const errCode = require('err-code')
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const { codes } = require('./errors')
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/**
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* Converts the given `peer` to a `PeerId` instance.
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* If a multiaddr is received, the addressBook is updated.
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* @param {PeerId|Multiaddr|string} peer
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* @param {PeerStore} peerStore
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* @returns {PeerId}
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*/
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function getPeerId (peer, peerStore) {
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if (typeof peer === 'string') {
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peer = multiaddr(peer)
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}
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let addr
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if (multiaddr.isMultiaddr(peer)) {
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addr = peer
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try {
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peer = PeerId.createFromB58String(peer.getPeerId())
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} catch (err) {
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throw errCode(
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new Error(`${peer} is not a valid peer type`),
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codes.ERR_INVALID_MULTIADDR
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)
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}
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}
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if (addr && peerStore) {
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peerStore.addressBook.add(peer, [addr])
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}
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return peer
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}
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module.exports = getPeerId
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