<ContinueAsNew>

import { ContinueAsNew, continueAsNew } from "smthrs";

type ContinueAsNewProps = {
  state?: unknown; // JSON-serializable; arrives as ctx.input.__smithersContinuation.payload
};

// continueAsNew(state?) is a helper equivalent to <ContinueAsNew state={state} />

export default smithers((ctx) => {
  const continuation = (ctx.input as any)?.__smithersContinuation as
    | { payload?: { cursor?: string; count?: number } }
    | undefined;

  const cursor = continuation?.payload?.cursor ?? null;
  const count = continuation?.payload?.count ?? 0;

  return (
    <Workflow name="paginated-processor">
      <Sequence>
        <Task id="process-batch" output={outputs.processed} agent={processorAgent}>
          {`Process next page. Cursor: ${cursor ?? "start"}. Total so far: ${count}.`}
        </Task>
        <ContinueAsNew
          state={{
            cursor: ctx.outputMaybe(outputs.processed, { nodeId: "process-batch" })?.lastCursor,
            count: count + 1,
          }}
        />
      </Sequence>
    </Workflow>
  );
});