forked from coracle/flotilla
Jon Staab
107 lines
2.9 KiB
TypeScript
107 lines
2.9 KiB
TypeScript
import {uniqBy, uniq, now, choice} from "@welshman/lib"
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import {
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GROUPS,
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GROUP_JOIN,
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asDecryptedEvent,
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getGroupTags,
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getRelayTagValues,
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readList,
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editList,
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makeList,
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createList,
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createEvent,
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displayProfile,
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} from "@welshman/util"
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import {pk, signer, repository, INDEXER_RELAYS} from "@app/base"
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import {
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getWriteRelayUrls,
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loadGroup,
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loadGroupMembership,
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loadProfile,
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loadFollows,
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loadMutes,
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getRelaySelectionsByPubkey,
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loadRelaySelections,
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makeThunk,
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publishThunk,
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ensurePlaintext,
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getProfilesByPubkey,
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} from "@app/state"
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// Utils
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export const getPubkeyHints = (pubkey: string) => {
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const selections = getRelaySelectionsByPubkey().get(pubkey)
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const relays = selections ? getWriteRelayUrls(selections) : []
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const hints = relays.length ? relays : INDEXER_RELAYS
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return hints
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}
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export const getPubkeyPetname = (pubkey: string) => {
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const profile = getProfilesByPubkey().get(pubkey)
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const display = displayProfile(profile)
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return display
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}
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export const makeMention = (pubkey: string, hints?: string[]) =>
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["p", pubkey, choice(hints || getPubkeyHints(pubkey)), getPubkeyPetname(pubkey)]
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export const makeIMeta = (url: string, data: Record<string, string>) =>
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["imeta", `url ${url}`, ...Object.entries(data).map(([k, v]) => [k, v].join(' '))]
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// Loaders
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export const loadUserData = async (pubkey: string, hints: string[] = []) => {
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const relaySelections = await loadRelaySelections(pubkey, INDEXER_RELAYS)
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const relays = uniq([
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...getRelayTagValues(relaySelections?.tags || []),
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...INDEXER_RELAYS,
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...hints,
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])
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const membership = await loadGroupMembership(pubkey, relays)
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const promises = [
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loadProfile(pubkey, relays),
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loadFollows(pubkey, relays),
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loadMutes(pubkey, relays),
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]
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for (const [_, nom, url] of getGroupTags(membership?.event.tags || [])) {
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promises.push(loadGroup(nom, [url]))
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}
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await Promise.all(promises)
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}
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// Updates
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export type ModifyTags = (tags: string[][]) => string[][]
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export const updateList = async (kind: number, modifyTags: ModifyTags) => {
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const $pk = pk.get()!
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const $signer = signer.get()!
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const [prev] = repository.query([{kinds: [kind], authors: [$pk]}])
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const relays = getWriteRelayUrls(getRelaySelectionsByPubkey().get($pk))
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// Preserve content if we have it
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const event = prev
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? {...prev, tags: modifyTags(prev.tags)}
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: createEvent(kind, {tags: modifyTags([])})
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publishThunk(makeThunk({event, relays}))
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}
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export const addGroupMemberships = (newTags: string[][]) =>
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updateList(GROUPS, (tags: string[][]) => uniqBy(t => t.join(""), [...tags, ...newTags]))
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export const removeGroupMemberships = (noms: string[]) =>
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updateList(GROUPS, (tags: string[][]) => tags.filter(t => !noms.includes(t[1])))
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export const sendJoinRequest = async (nom: string, url: string) => {
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const event = createEvent(GROUP_JOIN, {tags: [["h", nom]]})
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const result = await publishThunk(makeThunk({event, relays: [url]}))
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return result[url]
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}
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