fix buffer import and use rollup for transpiling the package.

event.js

@@ -1,4 +1,4 @@
-import {Buffer} from 'buffer'
+import Buffer from 'buffer'
 import * as secp256k1 from '@noble/secp256k1'
 
 import {sha256} from './utils'

filter.js

@@ -1,27 +0,0 @@
-export function matchFilter(filter, event) {
-  if (filter.id && event.id !== filter.id) return false
-  if (filter.kind && event.kind !== filter.kind) return false
-  if (filter.author && event.pubkey !== filter.author) return false
-  if (filter.authors && filter.authors.indexOf(event.pubkey) === -1)
-    return false
-  if (
-    filter['#e'] &&
-    !event.tags.find(([t, v]) => t === 'e' && v === filter['#e'])
-  )
-    return false
-  if (
-    filter['#p'] &&
-    !event.tags.find(([t, v]) => t === 'p' && v === filter['#p'])
-  )
-    return false
-  if (filter.since && event.created_at <= filter.since) return false
-
-  return true
-}
-
-export function matchFilters(filters, event) {
-  for (let i = 0; i < filters.length; i++) {
-    if (matchFilter(filters[i], event)) return true
-  }
-  return false
-}

index.js

@@ -7,7 +7,6 @@ import {
   serializeEvent,
   getEventHash
 } from './event'
-import {matchFilter, matchFilters} from './filter'
 import {makeRandom32, sha256, getPublicKey} from './utils'
 
 export {
@@ -20,7 +19,7 @@ export {
   makeRandom32,
   sha256,
   getPublicKey,
-  getBlankEvent,
-  matchFilter,
-  matchFilters
+  getBlankEvent
 }
+export * from './nip04'
+export * from './nip05'

nip04.js

@@ -1,12 +1,11 @@
-import {Buffer} from 'buffer'
-import randomBytes from 'randombytes'
+import Buffer from 'buffer'
 import * as secp256k1 from '@noble/secp256k1'
 
 export function encrypt(privkey, pubkey, text) {
   const key = secp256k1.getSharedSecret(privkey, '02' + pubkey)
   const normalizedKey = getOnlyXFromFullSharedSecret(key)
 
-  let iv = Uint8Array.from(randomBytes(16))
+  let iv = crypto.randomFillSync(new Uint8Array(16))
   var cipher = crypto.createCipheriv(
     'aes-256-cbc',
     Buffer.from(normalizedKey, 'hex'),

nip05.js

@@ -1,4 +1,4 @@
-import {Buffer} from 'buffer'
+import Buffer from 'buffer'
 import dnsPacket from 'dns-packet'
 
 const dohProviders = [

nip06.js

@@ -1,17 +0,0 @@
-import createHmac from 'create-hmac'
-import randomBytes from 'randombytes'
-import * as bip39 from 'bip39'
-
-export function privateKeyFromSeed(seed) {
-  let hmac = createHmac('sha512', Buffer.from('Nostr seed', 'utf8'))
-  hmac.update(seed)
-  return hmac.digest().slice(0, 32).toString('hex')
-}
-
-export function seedFromWords(mnemonic) {
-  return bip39.mnemonicToSeedSync(mnemonic)
-}
-
-export function generateSeedWords() {
-  return bip39.entropyToMnemonic(randomBytes(16).toString('hex'))
-}

package.json

@@ -1,18 +1,18 @@
 {
   "name": "nostr-tools",
-  "version": "0.10.3",
+  "version": "0.6.2",
   "description": "Tools for making a Nostr client.",
+  "main": "dist/nostr-tools.esm.min.js",
+  "module": "dist/nostr-tools.esm.min.js",
+  "browser": "dist/nostr-tools.umd.min.js",
   "repository": {
     "type": "git",
     "url": "https://github.com/fiatjaf/nostr-tools.git"
   },
   "dependencies": {
     "@noble/secp256k1": "^1.3.0",
-    "bip39": "^3.0.4",
     "buffer": "^6.0.3",
-    "create-hmac": "^1.1.7",
     "dns-packet": "^5.2.4",
-    "randombytes": "^2.1.0",
     "websocket-polyfill": "^0.0.3"
   },
   "keywords": [
@@ -26,5 +26,14 @@
     "censorship",
     "censorship-resistance",
     "client"
-  ]
+  ],
+  "devDependencies": {
+    "rollup": "^2.61.1"
+  },
+  "files": [
+    "dist"
+  ],
+  "scripts": {
+    "prepublish": "rollup -c"
+  }
 }

pool.js

@@ -21,7 +21,7 @@ export function relayPool(globalPrivateKey) {
         .filter(({policy}) => policy.read)
         .map(({relay}) => [
           relay.url,
-          relay.sub({filter, cb: event => cb(event, relay.url)}, id)
+          relay.sub({filter, cb: event => cb(event, relay.url)})
         ])
     )
 
@@ -29,23 +29,19 @@ export function relayPool(globalPrivateKey) {
     const activeFilters = filter
 
     activeSubscriptions[id] = {
-      sub: ({cb = activeCallback, filter = activeFilters}) => {
+      sub: ({cb = activeCallback, filter = activeFilters}) =>
         Object.entries(subControllers).map(([relayURL, sub]) => [
           relayURL,
           sub.sub({cb, filter}, id)
-        ])
-        return activeSubscriptions[id]
-      },
+        ]),
       addRelay: relay => {
-        subControllers[relay.url] = relay.sub({cb, filter}, id)
-        return activeSubscriptions[id]
+        subControllers[relay.url] = relay.sub({cb, filter})
       },
       removeRelay: relayURL => {
         if (relayURL in subControllers) {
           subControllers[relayURL].unsub()
           if (Object.keys(subControllers).length === 0) unsub()
         }
-        return activeSubscriptions[id]
       },
       unsub: () => {
         Object.values(subControllers).forEach(sub => sub.unsub())

relay.js

@@ -1,7 +1,6 @@
 import 'websocket-polyfill'
 
 import {verifySignature} from './event'
-import {matchFilters} from './filter'
 
 export function normalizeRelayURL(url) {
   let [host, ...qs] = url.split('?')
@@ -14,7 +13,7 @@ export function normalizeRelayURL(url) {
 export function relayConnect(url, onNotice) {
   url = normalizeRelayURL(url)
 
-  var ws, resolveOpen, untilOpen, wasClosed
+  var ws, resolveOpen, untilOpen
   var openSubs = {}
   let attemptNumber = 1
   let nextAttemptSeconds = 1
@@ -35,13 +34,10 @@ export function relayConnect(url, onNotice) {
       resolveOpen()
 
       // restablish old subscriptions
-      if (wasClosed) {
-        wasClosed = false
-        for (let channel in openSubs) {
-          let filters = openSubs[channel]
-          let cb = channels[channel]
-          sub({cb, filter: filters}, channel)
-        }
+      for (let channel in openSubs) {
+        let filters = openSubs[channel]
+        let cb = channels[channel]
+        sub({cb, filter: filters}, channel)
       }
     }
     ws.onerror = () => {
@@ -50,10 +46,7 @@ export function relayConnect(url, onNotice) {
     ws.onclose = () => {
       resetOpenState()
       attemptNumber++
-      nextAttemptSeconds += attemptNumber ** 3
-      if (nextAttemptSeconds > 14400) {
-        nextAttemptSeconds = 14400 // 4 hours
-      }
+      nextAttemptSeconds += attemptNumber
       console.log(
         `relay ${url} connection closed. reconnecting in ${nextAttemptSeconds} seconds.`
       )
@@ -62,8 +55,6 @@ export function relayConnect(url, onNotice) {
           connect()
         } catch (err) {}
       }, nextAttemptSeconds * 1000)
-
-      wasClosed = true
     }
 
     ws.onmessage = async e => {
@@ -89,12 +80,12 @@ export function relayConnect(url, onNotice) {
           let channel = data[1]
           let event = data[2]
 
-          if (
-            (await verifySignature(event)) &&
-            channels[channel] &&
-            matchFilters(openSubs[channel], event)
-          ) {
-            channels[channel](event)
+          if (await verifySignature(event)) {
+            if (channels[channel]) {
+              channels[channel](event)
+            }
+          } else {
+            console.warn('got event with invalid signature from ' + url, event)
           }
           return
         }
@@ -148,15 +139,12 @@ export function relayConnect(url, onNotice) {
       try {
         await trySend(['EVENT', event])
         statusCallback(0)
-        let {unsub} = relay.sub(
-          {
-            cb: () => {
-              statusCallback(1)
-            },
-            filter: {id: event.id}
+        let {unsub} = relay.sub({
+          cb: () => {
+            statusCallback(1)
           },
-          `monitor-${event.id.slice(0, 5)}`
-        )
+          filter: {id: event.id}
+        })
         setTimeout(unsub, 5000)
       } catch (err) {
         statusCallback(-1)

rollup.config.js

@@ -0,0 +1,16 @@
+import pkg from './package.json'
+
+export default {
+  input: 'index.js',
+  output: [
+    {
+      name: 'nostrtools',
+      file: pkg.browser,
+      format: 'umd'
+    },
+    {
+      file: pkg.module,
+      format: 'es'
+    }
+  ]
+}