import { utils } from "@project-serum/anchor";
import { PublicKey } from "@solana/web3.js";

import { findTokenManagerAddress } from "../tokenManager/pda";
import {
  LISTING_SEED,
  MARKETPLACE_SEED,
  TRANSFER_AUTHORITY_ADDRESS,
  TRANSFER_AUTHORITY_SEED,
  TRANSFER_SEED,
} from "./constants";

/**
 * Finds the address of the transfer authority.
 * @returns
 */
export const findTransferAuthorityAddress = (name: string): PublicKey => {
  return PublicKey.findProgramAddressSync(
    [
      utils.bytes.utf8.encode(TRANSFER_AUTHORITY_SEED),
      utils.bytes.utf8.encode(name),
    ],
    TRANSFER_AUTHORITY_ADDRESS
  )[0];
};

/**
 * Finds the address of the marketplace.
 * @returns
 */
export const findMarketplaceAddress = (name: string): PublicKey => {
  return PublicKey.findProgramAddressSync(
    [utils.bytes.utf8.encode(MARKETPLACE_SEED), utils.bytes.utf8.encode(name)],
    TRANSFER_AUTHORITY_ADDRESS
  )[0];
};

/**
 * Finds the address of the listing.
 * @returns
 */
export const findListingAddress = (mintId: PublicKey): PublicKey => {
  const tokenManagerId = findTokenManagerAddress(mintId);
  return PublicKey.findProgramAddressSync(
    [utils.bytes.utf8.encode(LISTING_SEED), tokenManagerId.toBytes()],
    TRANSFER_AUTHORITY_ADDRESS
  )[0];
};

/**
 * Finds the address of the transfer.
 * @returns
 */
export const findTransferAddress = (mintId: PublicKey): PublicKey => {
  const tokenManagerId = findTokenManagerAddress(mintId);
  return PublicKey.findProgramAddressSync(
    [utils.bytes.utf8.encode(TRANSFER_SEED), tokenManagerId.toBytes()],
    TRANSFER_AUTHORITY_ADDRESS
  )[0];
};