Improve Address utility

src/util/Address.ts

@@ -22,15 +22,28 @@ export class Address {
     this.identifier = identifier || ""
   }
 
-  static fromEvent = (e: UnsignedEvent, relays: string[] = []) =>
+  static getKind = (a: string) => Address.fromRaw(a, []).kind
+
+  static getPubkey = (a: string) => Address.fromRaw(a, []).pubkey
+
+  static getIdentifier = (a: string) => Address.fromRaw(a, []).identifier
+
+  static fromEvent = (e: UnsignedEvent, relays: string[]) =>
     new Address(e.kind, e.pubkey, Tags.fromEvent(e).get("d")?.value() || "", relays)
 
-  static fromRaw = (a: string, relays: string[] = []) => {
+  static fromRaw = (a: string, relays: string[]) => {
     const [kind, pubkey, identifier] = a.split(":")
 
     return new Address(kind, pubkey, identifier, relays)
   }
 
+  static fromTag = (tag: string[]) => {
+    const [a, hint] = tag.slice(1)
+    const relays = hint ? [hint] : []
+
+    return this.fromRaw(a, relays)
+  }
+
   static fromNaddr = (naddr: string) => {
     let type
     let data = {} as any

src/util/Events.ts

@@ -43,7 +43,7 @@ export const hasValidSignature = cached<string, boolean, [Event]>({
   },
 })
 
-export const getAddress = (e: UnsignedEvent) => Address.fromEvent(e).asRaw()
+export const getAddress = (e: UnsignedEvent) => Address.fromEvent(e, []).asRaw()
 
 export const getIdOrAddress = (e: Rumor) => isReplaceable(e) ? getAddress(e) : e.id
 

src/util/Router.ts

@@ -1,10 +1,9 @@
 import type {EventTemplate, UnsignedEvent} from 'nostr-tools'
 import type {Rumor} from './Events'
-import {nip19} from 'nostr-tools'
 import {getAddress, isReplaceable} from './Events'
 import {Tag, Tags} from './Tags'
 import {first, uniq, shuffle} from './Tools'
-import {isGroupAddress, isCommunityAddress} from './Address'
+import {Address, isGroupAddress, isCommunityAddress} from './Address'
 
 export enum RelayMode {
   Inbox = "inbox",
@@ -208,13 +207,8 @@ export class Router {
     return new Tags(tags)
   }
 
-  getNaddr = (event: UnsignedEvent) =>
-    nip19.naddrEncode({
-      kind: event.kind,
-      pubkey: event.pubkey,
-      identifier: Tags.fromEvent(event).get("d")?.value() || "",
-      relays: this.Event(event).limit(3).getUrls(),
-    })
+  address = (event: UnsignedEvent) =>
+    Address.fromEvent(event, this.Event(event).limit(3).getUrls())
 }
 
 // Router Scenario

src/util/Tags.ts

@@ -1,5 +1,4 @@
 import {EventTemplate} from 'nostr-tools'
-import {nip19} from 'nostr-tools'
 import {Fluent} from './Fluent'
 import type {OmitStatics} from './Tools'
 import {last} from './Tools'
@@ -11,21 +10,6 @@ export class Tag extends (Fluent<string> as OmitStatics<typeof Fluent<string>, '
     return new Tag(Array.from(xs))
   }
 
-  static fromNaddr(naddr: string) {
-    const {type, data} = nip19.decode(naddr) as {
-      type: "naddr"
-      data: nip19.AddressPointer
-    }
-
-    if (type !== "naddr") {
-      throw new Error(`Invalid naddr ${naddr}`)
-    }
-
-    const {kind, pubkey, identifier, relays = []} = data
-
-    return Tag.from(["a", [kind, pubkey, identifier].join(':'), ...relays.slice(0, 1)])
-  }
-
   valueOf = () => this.xs
 
   key = () => this.xs[0]