public CoinHistoryViewModel(string coin, string format)
{
try
{
List <CoinValue> BeCoins = FactoryBL.get().getCoinHistory(coin, format);
history = (from c in BeCoins
select new CoinModel(coin, c.date, c.CoinValueId, 0)).ToList();
if (history.Count == 1) //precaution for break mode ,if the graph has only single value (y = 4 for example) the code will enter break mode
{
CoinModel tempC = history.First();
history.Add(new CoinModel(tempC.coin, tempC.lastUpdate - TimeSpan.FromDays(1), tempC.value + 0.0000001));
history.Add(new CoinModel(tempC.coin, tempC.lastUpdate - TimeSpan.FromDays(2), tempC.value));
}
if (FactoryBL.get().GetSlope(coin) == 0) //another reprecaution for break mode ,so the graph won't have only 1 value and enter a break mode
{
CoinModel tempC = history.First();
history.Remove(tempC);
history.Add(new CoinModel(tempC.coin, tempC.lastUpdate - TimeSpan.FromDays(1), tempC.value + 0.0000001));
}
}
catch (Exception ex)
{
history = new List <CoinModel>();
history.Add(new CoinModel("NOT FOUND", DateTime.Now, 1));
}
YFormatter = valueTostring;
}
private async void setCoins()
{
List <CurrentCoinValue> BeCoins = FactoryBL.get().getCoinsValue();
Coins = (from c in BeCoins
select new CoinModel(c.CurrentCoinValueId, c.date, c.value, FactoryBL.get().GetSlope(c.CurrentCoinValueId))).ToList();
}
private void IntegerTextBox_TextChanged(object sender, TextChangedEventArgs e)
{
if (!(originCoin.SelectedItem is CoinModel && destinationCoin.SelectedItem is CoinModel))
{
return;
}
destinationValue.Text = FactoryBL.get().Relation(((CoinModel)originCoin.SelectedItem).coin, ((CoinModel)destinationCoin.SelectedItem).coin, (double)originValue.Value).ToString();
}