/// <summary>
/// Read Graph Node Logic
/// </summary>
/// <param name="args"></param>
/// <returns></returns>
private async Task OnReadAsync(ComboBoxReadEventArgs args)
{
if (!SkipOnRead)
{
_searchCancellationTokenSource.Cancel(false);
_searchCancellationTokenSource.Dispose();
_searchCancellationTokenSource = new CancellationTokenSource();
var oDataQuery = "$top=10&$skip=0&";
var delay = 0;
if (args?.Request.Filters.Count > 0) // there is user filter input, skips providing data on initialization
{
oDataQuery = $"{oDataQuery}&{args.Request.ToODataString()}";
delay = 500;
}
await Task.Delay(delay, _searchCancellationTokenSource.Token);
var response = await HttpClient.GetAsync($"odata/v1/WeatherForecastOData?{oDataQuery}");
var jsonString = await response.Content.ReadAsStringAsync();
var result = jsonString.TryParseJson <ODataResponse <BlazorGrid.Shared.WeatherForecast> >();
_weatherForecasts = result.Result.Dtos;
}
else
{
SkipOnRead = false;
}
}
public async Task ReadItems(ComboBoxReadEventArgs args)
{
string userInput = null;
if (args.Request.Filters.Count > 0)
{
var filter = args.Request.Filters[0] as FilterDescriptor;
string tempUserInput = filter.Value.ToString();
if (!string.IsNullOrWhiteSpace(tempUserInput) && tempUserInput.Trim().Length >= 3)
{
userInput = tempUserInput;
}
}
if (userInput != null)
{
var response = await DataService.GetAsync <EmployeeSummaryVM[]>("Employee/Search", args.Request);
Suggestions = response.Data;
}
else
{
Suggestions = new List <EmployeeSummaryVM>();
}
}
