Bip44Base<BIP44 extends Bip44Base<BIP44>>.fromExtendedKey constructor

Bip44Base<BIP44 extends Bip44Base<BIP44>>.fromExtendedKey(
  1. String extendedKey,
  2. BaseBipCoinConfig<BaseCoinConfig> coin
)

Constructor for creating a Bip44Base object from a extended key and coin.

Implementation

Bip44Base.fromExtendedKey(String extendedKey, BaseBipCoinConfig coin) {
  Bip32Base bip;

  switch (coin.type) {
    case EllipticCurveTypes.secp256k1:
      bip = Bip32Slip10Secp256k1.fromExtendedKey(extendedKey, coin.keyNetVer);
      break;
    case EllipticCurveTypes.ed25519:
      bip = Bip32Slip10Ed25519.fromExtendedKey(extendedKey, coin.keyNetVer);
      break;
    case EllipticCurveTypes.ed25519Kholaw:
      if (coin.defaultHdKeyDerivator == DefaultHdKeyDerivator.icarus) {
        bip = CardanoIcarusBip32.fromExtendedKey(extendedKey, coin.keyNetVer);

        break;
      }
      bip = Bip32KholawEd25519.fromExtendedKey(extendedKey, coin.keyNetVer);
      break;
    case EllipticCurveTypes.ed25519Blake2b:
      bip = Bip32Slip10Ed25519Blake2b.fromExtendedKey(
        extendedKey,
        coin.keyNetVer,
      );
      break;
    case EllipticCurveTypes.nist256p1:
      bip = Bip32Slip10Nist256p1.fromExtendedKey(extendedKey, coin.keyNetVer);
      break;
    case EllipticCurveTypes.nist256p1Hybrid:
      bip = Bip32Slip10Nist256p1Hybrid.fromExtendedKey(
        extendedKey,
        coin.keyNetVer,
      );
      break;
    default:
      throw ArgumentException.invalidOperationArguments(
        "Bip44",
        name: "coin",
        reason: "Unsupported coin key algorithm",
        details: {"algorithm": coin.type.name},
      );
  }
  final validate = _validate(bip, coin);
  bip32 = validate.$1;
  coinConf = validate.$2;
}