import { envelopePayloadBytes } from "./envelope.ts";
import { type Envelope, ReceiptSchema } from "./types.ts";

export function chain(parent: Envelope, child: Envelope): boolean {
  try {
    const p = ReceiptSchema.parse(
      JSON.parse(new TextDecoder().decode(envelopePayloadBytes(parent))),
    );
    const c = ReceiptSchema.parse(
      JSON.parse(new TextDecoder().decode(envelopePayloadBytes(child))),
    );
    return c.parent === p.id;
  } catch {
    return false;
  }
}