public async Task <Wallet> CreateWallet(FileInfo walletFile)
{
Wallet newWallet = null;
var creationSheet = new WalletCreationSheetController(walletFile);
var creationLock = new SemaphoreLite();
await creationLock.WaitAsync();
creationSheet.ShowSheet(Window);
creationSheet.DidCreate += (sender, e) => newWallet = e.Wallet;
creationSheet.DidClose += (sender, e) => creationLock.Release();
await creationLock.WaitAsync();
creationLock.Release();
return(newWallet);
}
