mirror of
https://github.com/badlogic/pi-mono.git
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05dc8d239d
p2 (Pi Mobile on Chord v2) moves from pi-private into pi as one commit. Root scripts that loop all workspaces use --if-present; npm test, ./test.sh and the release script cover packages/* only (p2: cd apps/p2 && npm test); sync-versions also updates apps' workspace pins.
58 lines
2.2 KiB
TypeScript
58 lines
2.2 KiB
TypeScript
import { num, obj } from "@earendil-works/pi-schema";
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import { authorIdOf, canSend, defineFacet, defineState, forbidden, isGuest, isOwner } from "@p2/app/v1";
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import { DraftStore, Drafts, DraftsByKeySchema, draftKey } from "./contract.ts";
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/** Restored drafts by `<conversation>:<author id>`, and the next draft's ID (in memory, for the worker's lifetime). */
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const Store = defineState("p2.drafts", {
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schema: obj({ drafts: DraftsByKeySchema, next: num() }),
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version: 1,
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initial: () => ({ drafts: {}, next: 1 }),
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});
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export default defineFacet((host) => {
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host.serve(DraftStore, (_params, self) => {
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const store = self.state(Store);
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return {
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drafts: self.derive([store], ([value]) => value.drafts),
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add: async ({ conversation, items }, ctx) => {
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if (!items.length) return null;
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await store.change((draft) => {
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const first = draft.next;
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draft.next += items.length;
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items.forEach(({ author, text }, index) => {
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const key = draftKey(conversation, author.id);
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draft.drafts[key] = [...(draft.drafts[key] ?? []), { id: first + index, text }];
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});
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}, ctx);
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return null;
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},
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claim: async ({ conversation, authorId, ids }, ctx) => {
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const key = draftKey(conversation, authorId);
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const wanted = new Set(ids);
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const claimed = (store.value.drafts[key] ?? []).filter((item) => wanted.has(item.id));
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if (!claimed.length) return { texts: [] };
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await store.change((draft) => {
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const rest = (draft.drafts[key] ?? []).filter((item) => !wanted.has(item.id));
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if (rest.length) draft.drafts[key] = rest;
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else delete draft.drafts[key];
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}, ctx);
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return { texts: claimed.map((item) => item.text) };
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},
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};
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});
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host.serve(Drafts, ({ session, conversation }, principal, self) => {
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if (!canSend(principal, session)) throw forbidden("participants only");
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if (!isOwner(principal) && !isGuest(principal)) throw forbidden("people only");
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const authorId = authorIdOf(principal);
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const store = self.get(DraftStore, {});
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const key = draftKey(conversation, authorId);
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return {
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variant: "author",
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members: {
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drafts: self.derive([store.drafts], ([drafts]) => drafts[key] ?? []),
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claim: ({ ids }, ctx) => store.claim({ conversation, authorId, ids }, ctx),
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},
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};
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});
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});
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