Migrate collections to new stores, change some conventions

packages/app/src/relayLists.ts

@@ -0,0 +1,63 @@
+import {batcher} from "@welshman/lib"
+import {
+  RELAYS,
+  Filter,
+  asDecryptedEvent,
+  readList,
+  TrustedEvent,
+  PublishedList,
+} from "@welshman/util"
+import {deriveItemsByKey, deriveItems, makeForceLoadItem, makeLoadItem, makeDeriveItem, getter} from "@welshman/store"
+import {load, LoadOptions} from "@welshman/net"
+import {Router} from "@welshman/router"
+import {repository} from "./core.js"
+
+export type LoadUsingOutboxOptions = Omit<LoadOptions, "relays">
+
+export const loadUsingOutbox = batcher(200, (optionses: LoadUsingOutboxOptions[]) => {
+  const pubkeys = optionses.flatMap(o => o.filters.flatMap(f => f.authors || []))
+  const relays = Router.get().FromPubkeys(pubkeys).getUrls()
+
+  return optionses.map(options => load({...options, relays}))
+})
+
+export const makeOutboxLoader =
+  (kind: number, filter: Filter = {}) =>
+  (pubkey: string, relays: string[]) => {
+    const filters = [{...filter, authors: [pubkey], kinds: [kind]}]
+
+    return Promise.all([load({relays, filters}), loadUsingOutbox({filters})])
+  }
+
+export const makeOutboxLoaderWithIndexers =
+  (kind: number, filter: Filter = {}) =>
+  (pubkey: string, relays: string[]) => {
+    const filters = [{...filter, authors: [pubkey], kinds: [kind]}]
+
+    return Promise.all([
+      load({relays, filters}),
+      loadUsingOutbox({filters}),
+      load({relays: Router.get().Index().getUrls(), filters}),
+    ])
+  }
+
+export const relayListsByPubkey = deriveItemsByKey({
+  repository,
+  eventToItem: (event: TrustedEvent) => readList(asDecryptedEvent(event)),
+  filters: [{kinds: [RELAYS]}],
+  getKey: relayList => relayList.event.pubkey,
+})
+
+export const relayLists = deriveItems(relayListsByPubkey)
+
+export const getRelayListsByPubkey = getter(relayListsByPubkey)
+
+export const getRelayLists = getter(relayLists)
+
+export const getRelayList = (pubkey: string) => getRelayListsByPubkey().get(pubkey)
+
+export const forceLoadRelayList = makeForceLoadItem(makeOutboxLoaderWithIndexers(RELAYS), getRelayList)
+
+export const loadRelayList = makeLoadItem(makeOutboxLoaderWithIndexers(RELAYS), getRelayList)
+
+export const deriveRelayList = makeDeriveItem(relayListsByPubkey, loadRelayList)