public DtoSearchResult Fulltext(DtoSearchRequest request)
{
var watch = System.Diagnostics.Stopwatch.StartNew();
var result = SearchRepository.Fulltext(request);
watch.Stop();
result.QueryTime = $"{watch.ElapsedMilliseconds} ms";
return(result);
}
public static DtoSearchResult Fulltext(DtoSearchRequest request)
{
var client = ElasticClientFactory.GetElasticClient();
var result = client.Search <DtoSearch>(s => s
.Sort(order =>
order.Descending(p => p.Views))
.From(request.From)
.Size(request.Take)
.Query(q => q // define query
.MultiMatch(mp => mp // of type MultiMatch
.Fields(f => f
.Field(p => p.Product, 3)
.Field(p => p.SkuName, 2.5)
.Field(p => p.Serving, 2.5)
.Field(p => p.Producer, 2)
.Field(p => p.Principles, 2)
.Field(p => p.Categories, 1))
.Query(request.Query)
.Analyzer("standard")
.Boost(1.1)
.Slop(2)
.Fuzziness(Fuzziness.Auto)
.PrefixLength(2)
.MaxExpansions(2)
.Operator(Operator.Or)
.MinimumShouldMatch(2)
.FuzzyRewrite(MultiTermQueryRewrite.ConstantScoreBoolean)
.TieBreaker(1.1)
.CutoffFrequency(0.001)
.Lenient()
.ZeroTermsQuery(ZeroTermsQuery.All)
)));
var resultObj = result.Documents;
return(new DtoSearchResult()
{
Result = resultObj?.ToList(),
Request = request
});
}
public DtoSearchResult Fulltext(DtoSearchRequest request)
{
var query = @"{
""function_score"": {
""query"": {
""multi_match"": {
""query"": """ + (request.Query) + @""",
""fields"": [ ""product"", ""serving"" ]
}
},
""field_value_factor"": {
""field"": ""views"",
""modifier"": ""log1p"",
""factor"": 0.1
},
""boost_mode"": ""sum""
}
}";
var elasticQuery = new SearchRequest
{
Size = request.Take,
From = request.From,
Query = new RawQuery(query),
};
var result = ElasticClient.Search <DtoSearch>(elasticQuery);
var resultObj = result.Documents;
return(new DtoSearchResult()
{
Result = resultObj?.ToList(),
Request = request,
Total = result.Total
});
}
public DtoSearchResult Fulltext([FromUri] DtoSearchRequest request)
{
return(SearchDomain.Fulltext(request));
}
