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https://github.com/badlogic/pi-mono.git
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837d8a16bd
Submissions with request-ID deduplication and handles, the pi.live run control and presentation document, the built-in pi.generation task (system prompt preparation, streamed durable partials, retries, deferred polling, abort), typed entry tokens, stream options and retry policy, TaskRuntime reads, Tx.settleSubmission, registry conversation setups, Storage.scanSubmissions, Harness.inspect, and byTaskId attribution. Waiting calls enable scheduling. The scratch tour is split into test/examples.
37 lines
1.4 KiB
TypeScript
37 lines
1.4 KiB
TypeScript
// Expose a document through Chord.
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// Run from packages/durable:
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// node --conditions=source --experimental-strip-types test/examples/04-chord-state.ts
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import { BACKGROUND_CONTEXT } from "@earendil-works/chord/context";
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import { createSession, defineDoc, MemoryStorage } from "../../src/index.ts";
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const context = BACKGROUND_CONTEXT;
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const session = createSession(new MemoryStorage());
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const Notes = defineDoc<{ text: string }>({
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kind: "example.notes",
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version: 1,
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scope: "conversation",
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history: "rewindable",
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fork: "asOf",
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initial: () => ({ text: "" }),
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});
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const chat = await session.commit(async (tx) => {
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const conversation = await tx.createConversation({ ownership: { kind: "ownerless" } });
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(await tx.doc(Notes, conversation.id)).text = "first";
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return conversation;
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}, context);
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// documentState() never creates a document. It returns a hydrated read-only
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// Chord state bound to the current concrete incarnation.
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const notesState = await session.documentState(Notes, chat.id, context);
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if (notesState === undefined) throw new Error("notes are absent");
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const stopNotes = notesState.subscribe((value, _deliveryContext, delivery) => {
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console.log("Chord notes:", delivery.kind, delivery.sequence, value);
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});
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await session.commit(async (tx) => {
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(await tx.doc(Notes, chat.id)).text = "published through Chord";
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}, context);
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stopNotes();
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notesState.dispose();
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await session.close(context);
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