Jon Staab
58 lines
1.9 KiB
TypeScript
58 lines
1.9 KiB
TypeScript
import {
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SEARCH_RELAYS,
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asDecryptedEvent,
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readList,
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makeList,
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makeEvent,
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addToListPublicly,
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removeFromList,
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} from "@welshman/util"
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import type {TrustedEvent} from "@welshman/util"
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import {RepositoryCollection} from "./repositoryCollection.js"
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import {Network} from "./network.js"
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import {Router} from "./router.js"
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import {User} from "./user.js"
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import {Thunks} from "./thunk.js"
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import type {IClient} from "./client.js"
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/**
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* NIP-51 search relay lists (kind 10007), keyed by pubkey. Loaded via the
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* outbox model (the author's write relays), so it depends on the relay-list
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* collection.
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*/
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export class SearchRelayLists extends RepositoryCollection<ReturnType<typeof readList>> {
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constructor(ctx: IClient) {
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super(ctx, {
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filters: [{kinds: [SEARCH_RELAYS]}],
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eventToItem: (event: TrustedEvent) => readList(asDecryptedEvent(event)),
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getKey: searchRelayList => searchRelayList.event.pubkey,
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})
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}
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fetch(pubkey: string, relayHints: string[] = []) {
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return this.ctx.use(Network).loadUsingOutbox(pubkey, {kinds: [SEARCH_RELAYS]}, relayHints)
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}
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addRelay = async (url: string) => {
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const user = User.require(this.ctx)
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const list = (await this.forceLoad(user.pubkey)) || makeList({kind: SEARCH_RELAYS})
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const event = await addToListPublicly(list, ["relay", url]).reconcile(user.nip44EncryptToSelf)
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return this.ctx.use(Thunks).publishToOutbox({event})
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}
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removeRelay = async (url: string) => {
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const user = User.require(this.ctx)
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const list = (await this.forceLoad(user.pubkey)) || makeList({kind: SEARCH_RELAYS})
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const event = await removeFromList(list, url).reconcile(user.nip44EncryptToSelf)
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return this.ctx.use(Thunks).publishToOutbox({event})
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}
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setRelays = (urls: string[]) =>
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this.ctx.use(Thunks).publish({
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event: makeEvent(SEARCH_RELAYS, {tags: urls.map(url => ["relay", url])}),
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relays: this.ctx.use(Router).FromUser().getUrls(),
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})
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}
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