Jon Staab
66 lines
2.2 KiB
TypeScript
66 lines
2.2 KiB
TypeScript
import {derived, readable} from 'svelte/store'
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import {readProfile, displayProfile, displayPubkey, PROFILE} from '@welshman/util'
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import type {SubscribeRequestWithHandlers} from "@welshman/net"
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import type {PublishedProfile, TrustedEvent} from "@welshman/util"
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import {deriveEventsMapped, withGetter} from '@welshman/store'
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import {repository, load} from './core'
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import {createSearch} from './util'
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import {collection} from './collection'
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import {loadRelaySelections} from './relaySelections'
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export const profiles = withGetter(
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deriveEventsMapped<PublishedProfile>(repository, {
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filters: [{kinds: [PROFILE]}],
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eventToItem: readProfile,
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itemToEvent: item => item.event,
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})
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)
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export const {
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indexStore: profilesByPubkey,
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deriveItem: deriveProfile,
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loadItem: loadProfile,
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} = collection({
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name: "profiles",
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store: profiles,
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getKey: profile => profile.event.pubkey,
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load: async (pubkey: string, request: Partial<SubscribeRequestWithHandlers> = {}) => {
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const filters = [{kinds: [PROFILE], authors: [pubkey]}]
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// Attempt to load the user profile right away, regardless of whether we have relays,
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// since profiles are crucial to UX
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load({...request, filters})
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// Load relay selections as quickly as possible, moving on to retrying profiles with
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// better selections the moment we have a result, even if it's outdated
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await new Promise<void>(resolve => {
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loadRelaySelections(pubkey, {
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onEvent: (event: TrustedEvent) => {
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resolve()
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}
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})
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})
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await load({...request, filters})
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},
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})
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export const profileSearch = derived(profiles, $profiles =>
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createSearch($profiles, {
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getValue: (profile: PublishedProfile) => profile.event.pubkey,
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fuseOptions: {
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keys: ["name", "display_name", {name: "about", weight: 0.3}],
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},
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}),
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)
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export const displayProfileByPubkey = (pubkey: string | undefined) =>
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pubkey
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? displayProfile(profilesByPubkey.get().get(pubkey), displayPubkey(pubkey))
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: ""
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export const deriveProfileDisplay = (pubkey: string | undefined) =>
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pubkey
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? derived(deriveProfile(pubkey), $profile => displayProfile($profile, displayPubkey(pubkey)))
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: readable("")
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