mirror of
https://github.com/nbd-wtf/nostr-tools.git
synced 2025-12-08 16:28:49 +00:00
Compare commits
6 Commits
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63f4a49a69 | ||
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9530849f0a | ||
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344762820c | ||
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f43d23d344 |
14
README.md
14
README.md
@@ -140,16 +140,14 @@ let relays = ['wss://relay.example.com', 'wss://relay.example2.com']
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let relay = await pool.ensureRelay('wss://relay.example3.com')
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let subs = pool.sub([...relays, relay], {
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let sub = pool.sub([...relays, relay], [{
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authors: ['32e1827635450ebb3c5a7d12c1f8e7b2b514439ac10a67eef3d9fd9c5c68e245']
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})
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}])
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subs.forEach(sub =>
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sub.on('event', event => {
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// this will only be called once the first time the event is received
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// ...
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})
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)
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sub.on('event', event => {
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// this will only be called once the first time the event is received
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// ...
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})
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let pubs = pool.publish(relays, newEvent)
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pubs.forEach(pub =>
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140
magic.ts
140
magic.ts
@@ -1,140 +0,0 @@
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import {Relay, relayInit} from './relay'
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import {Event} from './event'
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import {normalizeURL} from './utils'
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export default function (
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writeableRelays: string[],
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fallbackRelays: string[],
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safeRelays: string[]
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) {
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return new MagicPool(fallbackRelays, writeableRelays, safeRelays)
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}
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class MagicPool {
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private _conn: {[url: string]: Relay}
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private _fallback: {[url: string]: Relay}
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private _write: {[url: string]: Relay}
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private _safe: {[url: string]: Relay}
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private _profileRelays: {[pubkey: string]: RelayTableScore}
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private _tempCache: {[id: string]: Event}
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constructor(
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fallbackRelays: string[],
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writeableRelays: string[],
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safeRelays: string[] = [
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'wss://eden.nostr.land',
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'wss://nostr.milou.lol',
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'wss://relay.minds.com/nostr/v1/ws'
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]
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) {
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this._conn = {}
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this._write = {}
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this._fallback = {}
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this._profileRelays = {}
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this._tempCache = {}
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const hasEventId = (id: string): boolean => id in this._tempCache
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const init = (url: string) => {
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this._conn[normalizeURL(url)] = relayInit(normalizeURL(url), hasEventId)
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}
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fallbackRelays.forEach(init)
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writeableRelays.forEach(init)
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safeRelays.forEach(init)
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this._write = Object.fromEntries(
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writeableRelays.map(url => [
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normalizeURL(url),
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this._conn[normalizeURL(url)]
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])
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)
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this._fallback = Object.fromEntries(
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fallbackRelays.map(url => [
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normalizeURL(url),
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this._conn[normalizeURL(url)]
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])
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)
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this._safe = Object.fromEntries(
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safeRelays.map(url => [normalizeURL(url), this._conn[normalizeURL(url)]])
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)
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}
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publish(event: Event) {
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return Promise.all(
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Object.entries(this._write).map(
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([url, relay]) =>
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new Promise(async resolve => {
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await relay.connect()
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let pub = relay.publish(event)
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let to = setTimeout(() => {
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let end = setTimeout(() => {
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resolve({url, success: false, reason: 'timeout'})
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}, 2500)
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pub.on('seen', () => {
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clearTimeout(end)
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resolve({url, success: true, reason: 'seen'})
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})
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}, 2500)
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pub.on('ok', () => {
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clearTimeout(to)
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resolve({url, success: true, reason: 'ok'})
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})
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pub.on('failed', (reason: string) => {
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clearTimeout(to)
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resolve({url, success: false, reason})
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})
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})
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)
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)
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}
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profile(
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pubkey: string,
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onUpdate: (events: Event[]) => void
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): {
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page(n: number): void
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} {
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var relays = new Set()
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let rts = this._profileRelays[pubkey]
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if (rts) {
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relays = rts.get(3)
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}
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let fallback = Object.values(this._fallback)
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for (let i = 0; i < fallback.length; i++) {
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if (relays.size < 3) {
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relays.add(fallback[Math.floor(Math.random() * fallback.length)])
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} else break
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}
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// start subscription
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for (let r in relays) {
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r.
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}
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return {
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page(n: number) {}
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}
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}
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}
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class RelayTableScore {
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seen: string[] = []
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hinted: string[] = []
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explicit: string[] = []
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get(n: number): Set<string> {
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let relays = new Set<string>()
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for (let i = 0; i < n; i++) {
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for (let j = 0; j < 3; j++) {
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let v = [this.seen, this.explicit, this.hinted][j][i]
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if (v) {
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relays.add(v)
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if (relays.size >= n) return relays
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}
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}
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}
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return relays
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}
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}
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@@ -56,3 +56,15 @@ test('encode and decode naddr', () => {
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expect(data.kind).toEqual(30023)
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expect(data.identifier).toEqual('banana')
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})
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test('encode and decode naddr from habla.news', () => {
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let {type, data} = nip19.decode(
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'naddr1qq98yetxv4ex2mnrv4esygrl54h466tz4v0re4pyuavvxqptsejl0vxcmnhfl60z3rth2xkpjspsgqqqw4rsf34vl5'
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)
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expect(type).toEqual('naddr')
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expect(data.pubkey).toEqual(
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'7fa56f5d6962ab1e3cd424e758c3002b8665f7b0d8dcee9fe9e288d7751ac194'
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)
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expect(data.kind).toEqual(30023)
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expect(data.identifier).toEqual('references')
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})
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6
nip19.ts
6
nip19.ts
@@ -39,7 +39,7 @@ export function decode(nip19: string): {
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type: 'nprofile',
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data: {
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pubkey: secp256k1.utils.bytesToHex(tlv[0][0]),
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relays: tlv[1].map(d => utf8Decoder.decode(d))
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relays: tlv[1] ? tlv[1].map(d => utf8Decoder.decode(d)) : []
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}
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}
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}
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@@ -52,7 +52,7 @@ export function decode(nip19: string): {
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type: 'nevent',
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data: {
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id: secp256k1.utils.bytesToHex(tlv[0][0]),
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relays: tlv[1].map(d => utf8Decoder.decode(d))
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relays: tlv[1] ? tlv[1].map(d => utf8Decoder.decode(d)) : []
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}
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}
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}
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@@ -71,7 +71,7 @@ export function decode(nip19: string): {
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identifier: utf8Decoder.decode(tlv[0][0]),
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pubkey: secp256k1.utils.bytesToHex(tlv[2][0]),
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kind: parseInt(secp256k1.utils.bytesToHex(tlv[3][0]), 16),
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relays: tlv[1].map(d => utf8Decoder.decode(d))
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relays: tlv[1] ? tlv[1].map(d => utf8Decoder.decode(d)) : []
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}
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}
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}
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@@ -1,6 +1,6 @@
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{
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"name": "nostr-tools",
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"version": "1.6.0",
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"version": "1.6.2",
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"description": "Tools for making a Nostr client.",
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"repository": {
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"type": "git",
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27
pool.ts
27
pool.ts
@@ -13,10 +13,10 @@ export class SimplePool {
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}
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close(relays: string[]): void {
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relays.map(url => {
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let relay = this._conn[normalizeURL(url)]
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if (relay) relay.close()
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})
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relays.forEach(url => {
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let relay = this._conn[normalizeURL(url)]
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if (relay) relay.close()
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})
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}
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async ensureRelay(url: string): Promise<Relay> {
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@@ -51,10 +51,16 @@ export class SimplePool {
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let eoseTimeout = setTimeout(() => {
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eoseSent = true
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for (let cb of eoseListeners.values()) cb()
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}, 2400)
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}, 3500)
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relays.forEach(async relay => {
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let r = await this.ensureRelay(relay)
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let r
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try {
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r = await this.ensureRelay(relay)
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} catch (err) {
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handleEose()
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return
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}
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if (!r) return
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let s = r.sub(filters, modifiedOpts)
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s.on('event', (event: Event) => {
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@@ -63,14 +69,17 @@ export class SimplePool {
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})
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s.on('eose', () => {
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if (eoseSent) return
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handleEose()
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})
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subs.push(s)
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function handleEose() {
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eosesMissing--
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if (eosesMissing === 0) {
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clearTimeout(eoseTimeout)
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for (let cb of eoseListeners.values()) cb()
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}
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})
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subs.push(s)
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}
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})
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let greaterSub: Sub = {
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@@ -111,7 +120,7 @@ export class SimplePool {
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let timeout = setTimeout(() => {
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sub.unsub()
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resolve(null)
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}, 1500)
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}, 3500)
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sub.on('event', (event: Event) => {
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resolve(event)
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clearTimeout(timeout)
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13
relay.ts
13
relay.ts
@@ -163,14 +163,20 @@ export function relayInit(url: string): Relay {
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})
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}
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function connected() {
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return ws?.readyState === 1
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}
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async function connect(): Promise<void> {
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if (ws?.readyState && ws.readyState === 1) return // ws already open
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if (connected()) return // ws already open
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await connectRelay()
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}
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async function trySend(params: [string, ...any]) {
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let msg = JSON.stringify(params)
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if (!connected()) {
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return
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}
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try {
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ws.send(msg)
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} catch (err) {
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@@ -294,8 +300,7 @@ export function relayInit(url: string): Relay {
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subListeners = {}
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pubListeners = {}
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if (ws.readyState > 1) return
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ws.close()
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ws?.close()
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},
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get status() {
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return ws?.readyState ?? 3
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