public void RefreshExchangeRates()
{
if (PerksConfiguration.PerksEnabled && PerksConfiguration.ShowExchangeRates)
{
try
{
SellPrices = new Blockchain.ApiContext().GetExchangeInformation();
}
catch (Exception ex)
{
//don't crash if website cannot be resolved or JSON cannot be parsed
if ((ex is WebException) || (ex is InvalidCastException) || (ex is FormatException))
{
if (ApplicationConfiguration.ShowApiErrors)
ShowExchangeApiErrorNotification(ex);
return;
}
throw;
}
}
}
private void ShowExchangeApiErrorNotification(Exception ex)
{
ExchangeApi.IApiContext apiContext = new Blockchain.ApiContext();
string apiUrl = apiContext.GetApiUrl();
string apiName = apiContext.GetApiName();
string summary = String.Format("Error parsing the {0} JSON API", apiName);
string details = ex.Message;
PostNotification(ex.Message,
String.Format(summary, apiName), () =>
{
MessageBoxShow(String.Format("{0}: {1}", summary, details), "Error", PromptButtons.OK, PromptIcon.Error);
},
NotificationKind.Warning, apiUrl);
}