pnpm-lock.yaml

@@ -64,8 +64,8 @@ importers:
         specifier: ~29.5
         version: 29.5.0(@types/node@18.16.19)
       prettier:
-        specifier: ~2.8
-        version: 2.8.8
+        specifier: 3.2.5
+        version: 3.2.5
       rimraf:
         specifier: ~5.0
         version: 5.0.1
@@ -2171,9 +2171,9 @@ packages:
     resolution: {integrity: sha512-vkcDPrRZo1QZLbn5RLGPpg/WmIQ65qoWWhcGKf/b5eplkkarX0m9z8ppCat4mlOqUsWpyNuYgO3VRyrYHSzX5g==}
     engines: {node: '>= 0.8.0'}
 
-  prettier@2.8.8:
-    resolution: {integrity: sha512-tdN8qQGvNjw4CHbY+XXk0JgCXn9QiF21a55rBe5LJAU+kDyC4WQn4+awm2Xfk2lQMk5fKup9XgzTZtGkjBdP9Q==}
-    engines: {node: '>=10.13.0'}
+  prettier@3.2.5:
+    resolution: {integrity: sha512-3/GWa9aOC0YeD7LUfvOG2NiDyhOWRvt1k+rcKhOuYnMY24iiCphgneUfJDyFXd6rZCAnuLBv6UeAULtrhT/F4A==}
+    engines: {node: '>=14'}
     hasBin: true
 
   pretty-format@29.6.1:
@@ -5246,7 +5246,7 @@ snapshots:
 
   prelude-ls@1.2.1: {}
 
-  prettier@2.8.8: {}
+  prettier@3.2.5: {}
 
   pretty-format@29.6.1:
     dependencies:

src/job-types/relay-info.ts

@@ -0,0 +1,49 @@
+import { NDKEvent } from '@nostr-dev-kit/ndk'
+import { log } from '../main.js'
+import axios from 'axios'
+import { RelayInfo } from '../types/index.js'
+
+export const relayInfoJob = async (event: NDKEvent): Promise<string> => {
+  log('New relay-info job', event.rawEvent())
+
+  const input: string = event.tagValue('i')
+
+  let relays: string[] = []
+
+  try {
+    const relaysArr = JSON.parse(input)
+
+    // input is a string containing an array of strings representing multiple relay URIs
+    relays = relaysArr
+  } catch (err) {
+    // input is a string containing a string representing single relay URI
+
+    relays.push(input)
+  }
+
+  const wssPrefix = 'wss://'
+  const headers = {
+    headers: { Accept: 'application/nostr+json' }
+  }
+
+  const requests = relays.map((relay) => {
+    if (relay.startsWith(wssPrefix)) {
+      relay = relay.replace(wssPrefix, '')
+    }
+
+    return axios
+      .get<RelayInfo>((relay = `https://${relay}`), headers)
+      .catch(() => {
+        return axios
+          .get<RelayInfo>(`http://${relay}`, headers)
+          .catch(() => undefined)
+      })
+  })
+
+  let responses = await Promise.all(requests)
+  responses = responses.filter((response) => response !== undefined)
+
+  const data = responses.map((response) => response.data)
+
+  return Promise.resolve(JSON.stringify(data))
+}

src/main.ts

@@ -11,6 +11,8 @@ import { getConfig } from './config/index.js'
 import { decode } from 'light-bolt11-decoder'
 import { checkInvoiceStatus } from './utils/lnbits.js'
 import { blockChainBlockNumberJob } from './job-types/blockChain-block-number.js'
+import { relayInfoJob } from './job-types/relay-info.js'
+import { JobType, JobTypes } from './types/index.js'
 
 export const log = debug('fool-me-once-dvm')
 
@@ -34,7 +36,7 @@ const subs = ndk.subscribe(
   {
     kinds: [68001 as number],
     since: Math.floor(Date.now() / 1000),
-    '#j': ['summarize', 'explain']
+    '#j': [JobTypes.Summarize, JobTypes.Explain]
   },
   { closeOnEose: false }
 )
@@ -43,7 +45,7 @@ const speechToTextSub = ndk.subscribe(
   {
     kinds: [68001 as number],
     since: Math.floor(Date.now() / 1000),
-    '#j': ['speech-to-text']
+    '#j': [JobTypes.SpeechToText]
   },
   { closeOnEose: false }
 )
@@ -52,26 +54,31 @@ const blockChainBlockNumberSub = ndk.subscribe(
   {
     kinds: [68001 as number],
     since: Math.floor(Date.now() / 1000),
-    '#j': ['blockChain-block-number']
+    '#j': [JobTypes.BlockChainBlockNumber]
+  },
+  { closeOnEose: false }
+)
+const relayInfoSub = ndk.subscribe(
+  {
+    kinds: [68001 as number],
+    since: Math.floor(Date.now() / 1000),
+    '#j': [JobTypes.RelayInfo]
   },
   { closeOnEose: false }
 )
 
-subs.on('event', (e) => processJobEvent(e, 'summarize'))
-speechToTextSub.on('event', (e) => processJobEvent(e, 'speech-to-text'))
+subs.on('event', (e) => processJobEvent(e, JobTypes.Summarize))
+speechToTextSub.on('event', (e) => processJobEvent(e, JobTypes.SpeechToText))
 blockChainBlockNumberSub.on('event', (e) =>
-  processJobEvent(e, 'blockChain-block-number')
+  processJobEvent(e, JobTypes.BlockChainBlockNumber)
 )
+relayInfoSub.on('event', (e) => processJobEvent(e, JobTypes.RelayInfo))
 
-type JobType =
-  | 'summarize'
-  | 'explain'
-  | 'speech-to-text'
-  | 'blockChain-block-number'
+const freeJobs: string[] = [JobTypes.BlockChainBlockNumber, JobTypes.RelayInfo]
 
 async function processJobEvent(event: NDKEvent, type: JobType): Promise<void> {
   const config = getConfig()
-  let jobAmount = type === 'blockChain-block-number' ? 0 : await priceJob(event)
+  let jobAmount = freeJobs.includes(type) ? 0 : await priceJob(event)
   let output: any
   let payReqEvent: NDKEvent
   let paidAmount = 0
@@ -195,18 +202,22 @@ async function processJobEvent(event: NDKEvent, type: JobType): Promise<void> {
     await inProgress(event)
 
     switch (type) {
-      case 'summarize': {
+      case JobTypes.Summarize: {
         output = await onNewSummarizationJob(event)
         break
       }
-      case 'speech-to-text': {
+      case JobTypes.SpeechToText: {
         output = await speechToTextJob(event)
         break
       }
-      case 'blockChain-block-number': {
+      case JobTypes.BlockChainBlockNumber: {
         output = await blockChainBlockNumberJob(event)
         break
       }
+      case JobTypes.RelayInfo: {
+        output = await relayInfoJob(event)
+        break
+      }
     }
   }
 

src/types/index.ts

@@ -0,0 +1,2 @@
+export * from './relay.js'
+export * from './job.js'

src/types/job.ts

@@ -0,0 +1,14 @@
+export type JobType =
+  | 'summarize'
+  | 'explain'
+  | 'speech-to-text'
+  | 'blockChain-block-number'
+  | 'relay-info'
+
+export enum JobTypes {
+  Summarize = 'summarize',
+  Explain = 'explain',
+  SpeechToText = 'speech-to-text',
+  BlockChainBlockNumber = 'blockChain-block-number',
+  RelayInfo = 'relay-info'
+}

src/types/relay.ts

@@ -0,0 +1,9 @@
+export interface RelayInfo {
+  name: string
+  description: string
+  pubkey: string
+  contact: string
+  supported_nips: number[]
+  software: string
+  version: string
+}