import { AccountNotSupported } from "../errors";
import { getEnv } from "@ledgerhq/live-env";
import { getAllDerivationModes, getDerivationModesForCurrency } from "../derivation";
import type { CryptoCurrency } from "../types";
import type { Account, AccountLike, DerivationMode } from "@ledgerhq/types-live";

export const shouldShowNewAccount = (
  currency: CryptoCurrency,
  derivationMode: DerivationMode,
): boolean => {
  const modes = getDerivationModesForCurrency(currency);
  // last mode is always creatable by convention
  if (modes[modes.length - 1] === derivationMode) return true;
  // legacy is only available with flag SHOW_LEGACY_NEW_ACCOUNT
  if (
    derivationMode === "" &&
    (!!getEnv("SHOW_LEGACY_NEW_ACCOUNT") || currency.family === "bitcoin")
  )
    return true;
  // native segwit being not yet supported everywhere, segwit is always available for creation
  if (
    derivationMode === "segwit" ||
    (currency.family === "bitcoin" &&
      (derivationMode === "native_segwit" || derivationMode === "taproot"))
  )
    return true;
  return false;
};

export const getReceiveFlowError = (
  _account: AccountLike,
  _parentAccount: Account | null | undefined,
): Error | undefined => {
  return undefined;
};

export function checkAccountSupported(account: Account): Error | null | undefined {
  if (!getAllDerivationModes().includes(account.derivationMode as DerivationMode)) {
    return new AccountNotSupported("derivation not supported " + account.derivationMode, {
      reason: account.derivationMode,
    });
  }
}