public async Task <IActionResult> AddDerivationScheme(string storeId, string selectedScheme = null)
{
selectedScheme = selectedScheme ?? "BTC";
var store = await _Repo.FindStore(storeId, GetUserId());
if (store == null)
{
return(NotFound());
}
DerivationSchemeViewModel vm = new DerivationSchemeViewModel();
vm.SetCryptoCurrencies(_ExplorerProvider, selectedScheme);
return(View(vm));
}
public async Task <IActionResult> AddDerivationScheme(string storeId, DerivationSchemeViewModel vm, string selectedScheme = null)
{
selectedScheme = selectedScheme ?? "BTC";
var store = await _Repo.FindStore(storeId, GetUserId());
if (store == null)
{
return(NotFound());
}
var network = vm.CryptoCurrency == null ? null : _ExplorerProvider.GetNetwork(vm.CryptoCurrency);
vm.SetCryptoCurrencies(_ExplorerProvider, selectedScheme);
if (network == null)
{
ModelState.AddModelError(nameof(vm.CryptoCurrency), "Invalid network");
return(View(vm));
}
var wallet = _WalletProvider.GetWallet(network);
if (wallet == null)
{
ModelState.AddModelError(nameof(vm.CryptoCurrency), "Invalid network");
return(View(vm));
}
DerivationStrategyBase strategy = null;
try
{
if (!string.IsNullOrEmpty(vm.DerivationScheme))
{
strategy = ParseDerivationStrategy(vm.DerivationScheme, vm.DerivationSchemeFormat, network);
vm.DerivationScheme = strategy.ToString();
}
store.SetDerivationStrategy(network, vm.DerivationScheme);
}
catch
{
ModelState.AddModelError(nameof(vm.DerivationScheme), "Invalid Derivation Scheme");
vm.Confirmation = false;
return(View(vm));
}
if (strategy == null || vm.Confirmation)
{
try
{
if (strategy != null)
{
await wallet.TrackAsync(strategy);
}
store.SetDerivationStrategy(network, vm.DerivationScheme);
}
catch
{
ModelState.AddModelError(nameof(vm.DerivationScheme), "Invalid Derivation Scheme");
return(View(vm));
}
await _Repo.UpdateStore(store);
StatusMessage = $"Derivation scheme for {network.CryptoCode} has been modified.";
return(RedirectToAction(nameof(UpdateStore), new { storeId = storeId }));
}
else
{
if (!string.IsNullOrEmpty(vm.DerivationScheme))
{
var line = strategy.GetLineFor(DerivationFeature.Deposit);
for (int i = 0; i < 10; i++)
{
var address = line.Derive((uint)i);
vm.AddressSamples.Add((DerivationStrategyBase.GetKeyPath(DerivationFeature.Deposit).Derive((uint)i).ToString(), address.ScriptPubKey.GetDestinationAddress(network.NBitcoinNetwork).ToString()));
}
}
vm.Confirmation = true;
return(View(vm));
}
}
