public async Task <IEnumerable <ChartLookup> > GetLookups(ChartSetting item)
{
try
{
using (HttpClient client = new HttpClient())
{
var msg = await client.GetStringAsync($"{connection}/Owner={item.Id}");
return(JsonConvert.DeserializeObject <IEnumerable <ChartLookup> >(msg));
}
}
catch (Exception x)
{
_errorInfo.ShowError(x);
}
return(await Task.FromResult(new ChartLookup[]
{
new ChartLookup {
Id = 1, Date = DateTime.Now - TimeSpan.FromDays(1), Value = 250
},
new ChartLookup {
Id = 2, Date = DateTime.Now, Value = 350
},
new ChartLookup {
Id = 3, Date = DateTime.Now + TimeSpan.FromDays(1), Value = 150
}
}));
}
public async Task LoadAsync(ChartViewItem item)
{
try
{
using (var col = Items.LockChangedEvent())
{
StopTicker();
CreateSeries(item);
Items.Clear();
IEnumerable <ChartLookup> values = await _service.GetLookups(item.Model);
foreach (var val in values)
{
Series[0].Values.Add(val.Value);
Labels.Add(val.Date.ToShortDateString());
Items.Add(val);
}
}
if (Items.Count > _ItemsCount)
{
ProcessTicker();
}
}
catch (Exception x)
{
_errorInfo.ShowError(x);
}
}
public async Task DeleteAsync(ChartSetting model)
{
try
{
using (HttpClient client = new HttpClient())
{
var msg = await client.DeleteAsync($"{connection}/{model.Id}");
var md = JsonConvert.DeserializeObject <ChartSetting>(await msg.Content.ReadAsStringAsync());
}
}
catch (Exception x)
{
_infoService.ShowError(x);
}
}
private void Application_DispatcherUnhandledException(object sender,
System.Windows.Threading.DispatcherUnhandledExceptionEventArgs e)
{
var error = "Unexpected error occured. Please inform the admin." + Environment.NewLine + e.Exception.Message;
errorInfoService.ShowError(error, "Unexpected error");
e.Handled = true;
}