public async Task <List <ExchageRateDto> > GetBtcEthValue()
{
//temp need remove
var usdCurrency = await _currenciesRepository.FirstOrDefaultAsync(c => c.Code.Equals("USD"));
var supportedCurrency = await _supportedCurrencyRepository.FirstOrDefaultAsync(c => c.CurrencyId.Equals(usdCurrency.Id));
if (supportedCurrency == null)
{
supportedCurrency = new SupportedCurrency
{
CreationTime = DateTime.Now.ToUniversalTime(),
CurrencyId = usdCurrency.Id,
TenantId = AbpSession.TenantId,
};
await _supportedCurrencyRepository.InsertAsync(supportedCurrency);
var exchangeRate = await _exchangeRateRepository.FirstOrDefaultAsync(er => er.CurrencyId.Equals(supportedCurrency.CurrencyId));
if (exchangeRate == null)
{
exchangeRate = new ExchangeRate {
CurrencyId = usdCurrency.Id
};
exchangeRate.CreationTime = DateTime.Now.ToUniversalTime();
exchangeRate.Price = 0.25M;
exchangeRate.IsAutomaticUpdate = true;
exchangeRate.UpdatedBy = null;
await _exchangeRateRepository.InsertAndGetIdAsync(exchangeRate);
}
}
////
var supportedCurrenciesQueryable = _supportedCurrencyRepository.GetAll();
var exchangeRatesQueryable = _exchangeRateRepository.GetAll();
var currenciesQueryable = _currenciesRepository.GetAll();
var queryable = supportedCurrenciesQueryable.Join(exchangeRatesQueryable, er => er.CurrencyId, sc => sc.CurrencyId, (sc, er) =>
new { ExchangeRate = er, SupportedCurrency = sc }).Join(currenciesQueryable, o => o.SupportedCurrency.CurrencyId, c => c.Id, (o, c) =>
new { ExchangeRate = o.ExchangeRate, Currency = c });
return(await queryable.Select(o =>
new ExchageRateDto
{
Id = o.ExchangeRate.Id,
Currency = ObjectMapper.Map <CurrencyDto>(o.Currency),
Price = o.ExchangeRate.Price,
IsAutoWallet = o.ExchangeRate.IsAutoWallet
}).ToListAsync());
}
protected override ValidationResult IsValid(object value,
ValidationContext validationContext)
{
var code = (string)value;
if (!SupportedCurrency.IsCurrencySupported(code))
{
return(new ValidationResult(GetErrorMessage(code)));
}
return(ValidationResult.Success);
}
