public async Task <List <AccountInfo> > RefreshAllAccountsInfo()
{
var accounts = await GetAccounts();
var accountsInfo = accounts.Select(x => new AccountInfo()
{
Address = x
}).ToList();
foreach (var accountInfo in accountsInfo)
{
try
{
accountInfo.Eth.Balance = await GetEthBalance(accountInfo.Address);
foreach (var token in tokenRegistryService.GetRegisteredTokens())
{
var accountToken = new AccountToken
{
Symbol = token.Symbol,
Balance = await GetTokenBalance(token, accountInfo.Address)
};
accountInfo.AccountTokens.Add(accountToken);
}
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
}
return(accountsInfo);
}
private async Task LoadDataAsync()
{
if (IsBusy)
{
return;
}
IsBusy = true;
var error = false;
try
{
RegisteredAccounts.Clear();
accountRegistryService.GetRegisteredAccounts().ForEach(x => RegisteredAccounts.Add(x));
tokenRegistryService.GetRegisteredTokens().ForEach(x => RegisteredTokens.Add(x));
}
catch
{
error = true;
}
if (error)
{
var page = new ContentPage();
var result = page.DisplayAlert("Error", "Unable to load registered accounts or tokens", "OK");
}
IsBusy = false;
}
public List <AccountTokenViewModel> Map(List <AccountToken> accountTokens)
{
var tokens = new List <Token>();
tokens.AddRange(tokenRegistryService.GetRegisteredTokens());
tokens.Add(new EthToken());
return((from accountToken in accountTokens
let token = tokens.FirstOrDefault(x => x.Symbol == accountToken.Symbol)
select new AccountTokenViewModel
{
Balance = accountToken.Balance, Symbol = accountToken.Symbol, TokenName = token.Name, TokenImgUrl = token.ImgUrl
}).ToList());
}
public async Task <List <AccountInfo> > GetAccountsInfo()
{
var web3 = GetWeb3();
var accounts = await GetAccounts();
var accountsInfo = accounts.Select(x => new AccountInfo()
{
Address = x
}).ToList();
foreach (var accountInfo in accountsInfo)
{
try
{
var weiBalance = await web3.Eth.GetBalance.SendRequestAsync(accountInfo.Address).ConfigureAwait(false);
var balance = (decimal)weiBalance.Value / (decimal)Math.Pow(10, 18);
accountInfo.Eth.Balance = balance;
foreach (var token in tokenRegistryService.GetRegisteredTokens())
{
var service = new StandardTokenEIP20.StandardTokenService(web3, token.Address);
var accountToken = new AccountToken
{
Symbol = token.Symbol
};
var wei = await service.GetBalanceOfAsync <BigInteger>(accountInfo.Address);
balance = (decimal)wei / (decimal)Math.Pow(10, token.NumberOfDecimalPlaces);
accountToken.Balance = balance;
accountInfo.AccountTokens.Add(accountToken);
}
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
}
return(accountsInfo);
}