Add derivePubkeyRelays

packages/app/src/relaySelections.ts

@@ -1,3 +1,4 @@
+import {derived} from 'svelte/store'
 import {uniq, batcher, always} from "@welshman/lib"
 import {
   INBOX_RELAYS,
@@ -59,11 +60,16 @@ export const {
   load: makeOutboxLoader(RELAYS),
 })
 
-export const getPubkeyRelays = (pubkey: string, mode?: string) =>
+export const getPubkeyRelays = (pubkey: string, mode?: RelayMode) =>
   mode === RelayMode.Inbox
     ? getRelaysFromList(inboxRelaySelectionsByPubkey.get().get(pubkey))
     : getRelaysFromList(relaySelectionsByPubkey.get().get(pubkey), mode)
 
+export const derivePubkeyRelays = (pubkey: string, mode?: RelayMode) =>
+  mode === RelayMode.Inbox
+    ? derived(inboxRelaySelectionsByPubkey, $m => getRelaysFromList($m.get(pubkey)))
+    : derived(relaySelectionsByPubkey, $m => getRelaysFromList($m.get(pubkey), mode))
+
 export const inboxRelaySelections = deriveEventsMapped<PublishedList>(repository, {
   filters: [{kinds: [INBOX_RELAYS]}],
   itemToEvent: item => item.event,

packages/util/src/List.ts

@@ -1,7 +1,7 @@
 import {parseJson, uniq, nthEq} from "@welshman/lib"
 import {Address} from "./Address.js"
 import {uniqTags, getRelayTags} from "./Tags.js"
-import {isRelayUrl, normalizeRelayUrl} from "./Relay.js"
+import {isRelayUrl, RelayMode, normalizeRelayUrl} from "./Relay.js"
 import {Encryptable, DecryptedEvent} from "./Encryptable.js"
 import type {EncryptableUpdates} from "./Encryptable.js"
 
@@ -89,7 +89,7 @@ export const addToListPrivately = (list: List, ...tags: string[][]) => {
   })
 }
 
-export const getRelaysFromList = (list?: List, mode?: string): string[] => {
+export const getRelaysFromList = (list?: List, mode?: RelayMode): string[] => {
   let tags = getRelayTags(getListTags(list))
 
   if (mode) {