Remove dvm package

This commit is contained in:
Jon Staab
2025-06-10 13:28:28 -07:00
parent 4cabf53c2f
commit a6db067a8b
19 changed files with 6 additions and 577 deletions
-1
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@@ -21,7 +21,6 @@
},
"dependencies": {
"@types/throttle-debounce": "^5.0.2",
"@welshman/dvm": "workspace:*",
"@welshman/feeds": "workspace:*",
"@welshman/lib": "workspace:*",
"@welshman/relay": "workspace:*",
-1
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@@ -4,7 +4,6 @@
"compilerOptions": {
"outDir": "./dist",
"paths": {
"@welshman/dvm": ["../dvm/src/index.js"],
"@welshman/feeds": ["../feeds/src/index.js"],
"@welshman/lib": ["../lib/src/index.js"],
"@welshman/relay": ["../relay/src/index.js"],
-3
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@@ -1,3 +0,0 @@
build
normalize-url
__tests__
-33
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@@ -1,33 +0,0 @@
{
"name": "@welshman/dvm",
"version": "0.3.4",
"author": "hodlbod",
"license": "MIT",
"description": "A collection of utilities for building nostr DVMs.",
"publishConfig": {
"access": "public"
},
"type": "module",
"main": "dist/dvm/src/index.js",
"types": "dist/dvm/src/index.d.ts",
"files": [
"dist"
],
"scripts": {
"build": "pnpm run clean && pnpm run compile --force",
"clean": "rimraf ./dist",
"compile": "tsc -b tsconfig.build.json",
"prepublishOnly": "pnpm run build"
},
"dependencies": {
"@noble/hashes": "^1.6.1",
"@welshman/lib": "workspace:*",
"@welshman/net": "workspace:*",
"@welshman/util": "workspace:*",
"@welshman/signer": "workspace:*"
},
"devDependencies": {
"rimraf": "~6.0.0",
"typescript": "~5.8.0"
}
}
-123
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@@ -1,123 +0,0 @@
import {now} from "@welshman/lib"
import {Nip01Signer} from "@welshman/signer"
import {TrustedEvent, StampedEvent, Filter} from "@welshman/util"
import {request, publish, AdapterContext} from "@welshman/net"
export type DVMHandler = {
stop?: () => void
handleEvent: (e: TrustedEvent) => AsyncGenerator<StampedEvent>
}
export type CreateDVMHandler = (dvm: DVM) => DVMHandler
export type DVMOpts = {
sk: string
relays: string[]
handlers: Record<string, CreateDVMHandler>
expireAfter?: number
requireMention?: boolean
context?: AdapterContext
}
export class DVM {
active = false
logEvents = false
seen = new Set()
handlers = new Map()
signer: Nip01Signer
constructor(readonly opts: DVMOpts) {
this.signer = new Nip01Signer(opts.sk)
for (const [kind, createHandler] of Object.entries(this.opts.handlers)) {
this.handlers.set(parseInt(kind), createHandler(this))
}
}
async start() {
this.active = true
const {relays, context, requireMention = false} = this.opts
const pubkey = await this.signer.getPubkey()
while (this.active) {
await new Promise<void>(resolve => {
const since = now()
const kinds = Array.from(this.handlers.keys())
const filter: Filter = {kinds, since}
if (requireMention) {
filter["#p"] = [pubkey]
}
request({
relays,
filters: [filter],
context,
onClose: resolve,
onEvent: this.onEvent,
})
})
}
}
stop() {
for (const handler of this.handlers.values()) {
handler.stop?.()
}
this.active = false
}
async onEvent(request: TrustedEvent) {
const {expireAfter = 60 * 60} = this.opts
if (this.seen.has(request.id)) {
return
}
const handler = this.handlers.get(request.kind)
if (!handler) {
return
}
this.seen.add(request.id)
if (this.logEvents) {
console.info("Handling request", request)
}
for await (const event of handler.handleEvent(request)) {
if (event.kind !== 7000) {
event.tags.push(["request", JSON.stringify(request)])
const inputTag = request.tags.find((t: string[]) => t[0] === "i")
if (inputTag) {
event.tags.push(inputTag)
}
}
event.tags.push(["p", request.pubkey])
event.tags.push(["e", request.id])
if (expireAfter) {
event.tags.push(["expiration", String(now() + expireAfter)])
}
if (this.logEvents) {
console.info("Publishing event", event)
}
this.publish(event)
}
}
async publish(template: StampedEvent) {
const {relays, context} = this.opts
const event = await this.signer.sign(template)
await publish({event, relays, context})
}
}
-2
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@@ -1,2 +0,0 @@
export * from "./handler.js"
export * from "./request.js"
-43
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@@ -1,43 +0,0 @@
import {now} from "@welshman/lib"
import {TrustedEvent, SignedEvent, Filter} from "@welshman/util"
import {request, publish, AdapterContext} from "@welshman/net"
export type DVMRequestOptions = {
event: SignedEvent
relays: string[]
timeout?: number
autoClose?: boolean
context?: AdapterContext
onResult?: (event: TrustedEvent, url: string) => void
onProgress?: (event: TrustedEvent, url: string) => void
}
export const requestDvmResponse = (options: DVMRequestOptions) => {
const {event, relays, context, timeout = 30_000, autoClose = true, onResult, onProgress} = options
const kind = event.kind + 1000
const kinds = onProgress ? [kind, 7000] : [kind]
const filters: Filter[] = [{kinds, since: now() - 60, "#e": [event.id]}]
const abortController = new AbortController()
const signal = AbortSignal.any([abortController.signal, AbortSignal.timeout(timeout)])
return request({
signal,
relays,
filters,
context,
onEvent: (event: TrustedEvent, url: string) => {
if (event.kind === 7000) {
onProgress?.(event, url)
} else {
onResult?.(event, url)
if (autoClose) {
abortController.abort()
}
}
},
})
}
export const makeDvmRequest = (options: DVMRequestOptions) =>
Promise.all([publish(options), requestDvmResponse(options)])
-18
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@@ -1,18 +0,0 @@
{
"extends": "../../tsconfig.build.json",
"compilerOptions": {
"outDir": "./dist",
"paths": {
"@welshman/lib": ["../lib/src/index.js"],
"@welshman/signer": ["../signer/src/index.js"],
"@welshman/util": ["../util/src/index.js"],
"@welshman/relay": ["../relay/src/index.js"],
"@welshman/net": ["../net/src/index.js"]
}
},
"include": [
"src/**/*"
]
}
-3
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@@ -1,3 +0,0 @@
{
"extends": "../../tsconfig.json"
}
-3
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@@ -1,3 +0,0 @@
{
"entryPoints": ["src/index.ts"]
}
-1
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@@ -21,7 +21,6 @@
},
"dependencies": {
"@welshman/lib": "workspace:*",
"@welshman/dvm": "workspace:*",
"@welshman/net": "workspace:*",
"@welshman/relay": "workspace:*",
"@welshman/router": "workspace:*",
+6 -3
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@@ -12,8 +12,7 @@ import {
import {Nip01Signer, ISigner} from "@welshman/signer"
import {LOCAL_RELAY_URL} from "@welshman/relay"
import {Router, getFilterSelections, addMinimalFallbacks} from "@welshman/router"
import {Tracker, AdapterContext, request} from "@welshman/net"
import {makeDvmRequest} from "@welshman/dvm"
import {Tracker, AdapterContext, request, publish} from "@welshman/net"
export type RequestPageOptions = {
filters: Filter[]
@@ -136,6 +135,10 @@ export const requestDVM = async ({
}
const event = await signer.sign(makeEvent(kind, {tags}))
const filters = [{kinds: [event.kind + 1000], since: now() - 60, "#e": [event.id]}]
await makeDvmRequest({relays, event, context, onResult})
return Promise.all([
publish({event, relays, context}),
request({filters, relays, context, autoClose: true, onEvent: onResult}),
])
}