import "../../_dnt.polyfills.js";
import { Subscription } from "./utils.js"

// https://github.com/paritytech/substrate/blob/317808a/client/beefy/rpc/src/lib.rs#L84
export type BeefyCalls = {
  /**
   * Returns hash of the latest BEEFY finalized block as seen by this client.
   *
   * The latest BEEFY block might not be available if the BEEFY gadget is not running
   * in the network or if the client is still initializing or syncing with the network.
   * In such case an error would be returned.
   */
  beefy_getFinalizedHead(): string
}

export type BeefySubscriptions = {
  /** Returns the block most recently finalized by BEEFY, alongside side its justification. */
  beefy_subscribeJustifications(): Subscription<"beefy_unsubscribeJustifications", string>
}