public SearchResult(
IVsSearchProvider searchProvider,
IExtensionDataItemView item)
{
// If either of these are null, we end up with very hard to trace exceptions that
// in Visual Studio that don't really describe the issue. To save us future headaches..
Debug.Assert(searchProvider != null);
Debug.Assert(item != null);
this.SearchProvider = searchProvider;
this.item = item;
}
private void ScoreItem(
IList <Tuple <int, IExtensionDataItemView> > searchResults,
IExtensionDataItemView item,
IEnumerable <string> loweredTokens)
{
int score = 0;
int tokensMatched = 0;
var loweredTitle = item.Title.ToLowerInvariant();
var loweredDescription = item.Description.ToLowerInvariant();
foreach (var token in loweredTokens)
{
var titleContainsToken = loweredTitle.Contains(token);
var descriptionContainsToken = loweredDescription.Contains(token);
// TODO: less naive.
if (titleContainsToken || descriptionContainsToken)
{
++tokensMatched;
// Title matches are worth twice as much.
if (titleContainsToken)
{
score += 2;
}
if (descriptionContainsToken)
{
score += 1;
}
}
}
// Only return items that matched all of the tokens.
if (tokensMatched == loweredTokens.Count())
{
searchResults.Add(Tuple.Create(score, item));
}
}
