// import { SnapRpcMethodRequest } from "@chainsafe/filsnap-types";
import {
  enableFilecoinSnap,
  MetamaskFilecoinSnap,
} from "@chainsafe/filsnap-adapter";

// declare global {
//   interface Window {
//     ethereum: {
//       isMetaMask: boolean;
//       // eslint-disable-next-line @typescript-eslint/no-explicit-any
//       send: <T>(
//         request: SnapRpcMethodRequest | { method: string; params?: any[] }
//       ) => Promise<T>;
//       on: (eventName: unknown, callback: unknown) => unknown;
//       // requestIndex: () => Promise<{getSnapApi: (origin: string) => Promise<FilecoinApi>}>;
//     };
//   }
// }

export const defaultSnapId = "npm:@chainsafe/filsnap";

let isInstalled: boolean = false;

export interface SnapInitializationResponse {
  isSnapInstalled: boolean;
  snap?: MetamaskFilecoinSnap;
}

export async function initiateFilecoinSnap(): Promise<SnapInitializationResponse> {
  const snapId = process.env.REACT_APP_SNAP_ID
    ? process.env.REACT_APP_SNAP_ID
    : defaultSnapId;
  try {
    console.log("Attempting to connect to snap...");
    const metamaskFilecoinSnap = await enableFilecoinSnap(
      { network: "f" },
      snapId,
      { version: "latest" }
    );
    isInstalled = true;
    console.log("Snap installed!");
    return { isSnapInstalled: true, snap: metamaskFilecoinSnap };
  } catch (e) {
    console.error(e);
    alert(e);
    isInstalled = false;
    return { isSnapInstalled: false };
  }
}

export async function isFilecoinSnapInstalled(): Promise<boolean> {
  return isInstalled;
}