private void Search()
{
IsBusy = true;
// a search string is required. if it's empty, set it to "all"
if (string.IsNullOrWhiteSpace(SearchString))
{
SearchString = "*";
}
// create our search client
var client = new AzureSearchClient();
// after we load the search results & set the facet collections, two way binding will clear the currently selected facet.
// we'll store these temporarily and reapply them later
var sourceFacet = SourceFacet;
var retweetsFacet = RetweetsFacet;
var followingFacet = FollowingFacet;
var followersFacet = FollowersFacet;
DocumentSearchResponse <MarchMadnessTweet> searchResult = null;
var executionTime = string.Empty;
Task.Run(async delegate
{
var start = DateTime.Now;
searchResult = await client.Search <MarchMadnessTweet>(SearchString, SearchField, SourceFacet, RetweetsFacet, FollowingFacet, FollowersFacet);
var end = DateTime.Now;
executionTime = (end.Subtract(start)).TotalMilliseconds.ToString("#####.##") + " milliseconds";
}).Wait();
SearchExecutionTime = executionTime;
Tweets = searchResult.Results.ToObservableCollection();
SourceFacets = searchResult.Facets["source"].Where(f => f.Count > 0).ToObservableCollection();
RetweetsFacets = searchResult.Facets["retweets"].Where(f => f.Count > 0).ToObservableCollection();
FollowingFacets = searchResult.Facets["following"].Where(f => f.Count > 0).ToObservableCollection();
FollowersFacets = searchResult.Facets["followers"].Where(f => f.Count > 0).ToObservableCollection();
SourceFacet = sourceFacet;
RetweetsFacet = retweetsFacet;
FollowingFacet = followingFacet;
FollowersFacet = followersFacet;
IsBusy = false;
}
public async Task Search_WithNullQuery_ThrowsException()
{
Func <Task <Core.Search.SearchResult <object> > > action = () => _client.Search(null as IAzureSearchQuery <object>);
await action.Should().ThrowExactlyAsync <ArgumentNullException>();
}
