public ViewModelReactive2()
{
#region scenario 1
//var textChangedSequence = Observable.FromEventPattern<PropertyChangedEventArgs>(this,
// nameof(PropertyChanged));
//var throttledTextChangedSequence = textChangedSequence
// .Where(a => a.EventArgs.PropertyName == nameof(EnteredSearchQuery))
// .Select(a => EnteredSearchQuery)
// .DistinctUntilChanged()
// .Throttle(TimeSpan.FromSeconds(.5));
#endregion
#region scenario 2
var throttledTextChangedSequence = this.GetPropertyAsObservable(() => EnteredSearchQuery)
.DistinctUntilChanged()
.Throttle(TimeSpan.FromSeconds(.5));
#endregion
var result = from qry in throttledTextChangedSequence
from images in SearchDataService.Search(qry).TakeUntil(throttledTextChangedSequence)
select images?.Select(a => a.thumb_url);
throttledTextChangedSequence.ObserveOn(
SynchronizationContext.Current).Subscribe(e => UpdateList(null));
result.ObserveOn(
SynchronizationContext.Current).Subscribe(UpdateList);
}
public void TestCombineRetrieveSuburbURL()
{
SearchDataService s = new SearchDataService();
string postcode = "2000";
string expected = "2000/api.xml";
string result = s.CombineRetrieveSuburbURL(postcode);
Assert.AreEqual(expected, result);
}
public void TestGetSuburbByPostcode()
{
SearchDataService s = new SearchDataService();
string url = "http://api.epostcodes.com.au/api/codes/2762/api.xml";
List <string> expected = new List <string> {
"Schofields"
};
List <string> result = s.GetSuburbByPostcode(url);
CollectionAssert.AreEqual(expected, result); //test array
}
public void TestCombineConfirmedCaseURL()
{
//test ConfigurationManager.AppSettings, need to add below in <appSettings>
//<add key="ConfirmedCaseAPIEndpoint" value="whatever"/>
SearchDataService s = new SearchDataService();
string postcode = "2000";
string expected = "&q=2000";
string result = s.CombineConfirmedCasesDetailsURL(postcode);
Assert.AreEqual(expected, result);
}
private async void DoSearch(CancellationToken token)
{
try
{
token.ThrowIfCancellationRequested();
await Task.Delay(500, token);
var result = await SearchDataService.SearchAsync(EnteredSearchQuery, token);
token.ThrowIfCancellationRequested();
Results = result?.Select(a => a.thumb_url).ToList();
}
catch (TaskCanceledException)
{
}
}
private void DoReactive()
{
var textChangedSequence =
Observable.FromEventPattern <TextChangedEventArgs>(SearchBox,
nameof(SearchBox.TextChanged));
var throttledTextChangedSequence =
textChangedSequence.Select(x => ((TextBox)x.Sender).Text)
.DistinctUntilChanged()
.Throttle(TimeSpan.FromSeconds(.5));
var result = (from qry in throttledTextChangedSequence
from images in SearchDataService.Search(qry)
.TakeUntil(throttledTextChangedSequence)
select images);
result.ObserveOn(SynchronizationContext.Current).Subscribe(
(e) => ViewModel.Results = e?.Select(a => a.thumb_url).ToList());
}
public List <AbisMonitor.Domain.AbisDeviceSimple> GetAbisDeviceSimpleList()
{
string queryString = @"SELECT
bts.DataNum,
device.DeviceName,
device.DeviceNum,
bts.PortNum,
device.IPAddress,
bts.BTS_Name,
bts.SlotNum
FROM
mtbtstable bts
Inner JOIN mtabisdevicetable device ON bts.DeviceNum = device.DataNum
GROUP BY
device.DeviceName,bts.BTS_Name
ORDER BY
device.DeviceNum,bts.PortNum,bts.SlotNum;";
var list = SearchDataService.SearchData <AbisDeviceSimple>(queryString);
return(list == null ? null : list.ToList());
}
protected override async Task OnInitializedAsync()
{
searchData = await SearchDataService.GetSearchDataAsync();
}
