public override IFuzzyQuery Deserialize(ref JsonReader reader, IJsonFormatterResolver formatterResolver)
{
if (reader.GetCurrentJsonToken() == JsonToken.Null)
{
reader.ReadNext();
return(null);
}
var count = 0;
IFuzzyQuery query = null;
string name = null;
double? boost = null;
MultiTermQueryRewrite multiTermQueryRewrite = null;
int? prefixLength = null;
int? maxExpansions = null;
bool? transpositions = null;
while (reader.ReadIsInObject(ref count))
{
var field = reader.ReadPropertyName();
// ReSharper disable once TooWideLocalVariableScope
ArraySegment <byte> fuzzinessSegment = default;
var valueCount = 0;
while (reader.ReadIsInObject(ref valueCount))
{
var property = reader.ReadPropertyNameSegmentRaw();
if (Fields.TryGetValue(property, out var value))
{
switch (value)
{
case 0:
{
var token = reader.GetCurrentJsonToken();
switch (token)
{
case JsonToken.String:
var valueSegment = reader.ReadStringSegmentUnsafe();
if (valueSegment.IsDateTime(formatterResolver, out var dateTime))
{
query = new FuzzyDateQuery
{
Field = field,
Value = dateTime
}
}
;
else
{
query = new FuzzyQuery
{
Field = field,
Value = valueSegment.Utf8String()
}
};
break;
case JsonToken.Number:
query = new FuzzyNumericQuery
{
Field = field,
Value = reader.ReadDouble()
};
break;
}
if (fuzzinessSegment != default)
{
var fuzzinessReader = new JsonReader(fuzzinessSegment.Array, fuzzinessSegment.Offset);
SetFuzziness(ref fuzzinessReader, query, formatterResolver);
}
break;
}
case 1:
{
if (query != null)
{
SetFuzziness(ref reader, query, formatterResolver);
}
else
{
fuzzinessSegment = reader.ReadNextBlockSegment();
}
break;
}
case 2:
prefixLength = reader.ReadInt32();
break;
case 3:
maxExpansions = reader.ReadInt32();
break;
case 4:
transpositions = reader.ReadBoolean();
break;
case 5:
var rewriteFormatter = formatterResolver.GetFormatter <MultiTermQueryRewrite>();
multiTermQueryRewrite = rewriteFormatter.Deserialize(ref reader, formatterResolver);
break;
case 6:
name = reader.ReadString();
break;
case 7:
boost = reader.ReadDouble();
break;
}
}
}
}
query.PrefixLength = prefixLength;
query.MaxExpansions = maxExpansions;
query.Transpositions = transpositions;
query.Rewrite = multiTermQueryRewrite;
query.Name = name;
query.Boost = boost;
return(query);
}
public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
{
var j = JObject.Load(reader);
if (!j.HasValues)
{
return(null);
}
var firstProp = j.Properties().FirstOrDefault();
if (firstProp == null)
{
return(null);
}
var field = firstProp.Name;
var jo = firstProp.Value.Value <JObject>();
if (jo == null)
{
return(null);
}
JToken v;
if (!jo.TryGetValue("value", out v))
{
return(null);
}
IFuzzyQuery fq;
if (v.Type == JTokenType.String)
{
fq = new FuzzyQuery()
{
Value = GetPropValue <string>(jo, "value"),
Fuzziness = GetPropObject <Fuzziness>(jo, "fuzziness")
};
}
else if (v.Type == JTokenType.Date)
{
fq = new FuzzyDateQuery()
{
Value = GetPropValue <DateTime?>(jo, "value"),
Fuzziness = GetPropObject <Time>(jo, "fuzziness")
};
}
else if (v.Type == JTokenType.Integer || v.Type == JTokenType.Float)
{
fq = new FuzzyNumericQuery()
{
Value = GetPropValue <double?>(jo, "value"),
Fuzziness = GetPropValue <double?>(jo, "fuzziness")
};
}
else
{
return(null);
}
fq.PrefixLength = GetPropValue <int?>(jo, "prefix_length");
fq.MaxExpansions = GetPropValue <int?>(jo, "max_expansions");
fq.Transpositions = GetPropValue <bool?>(jo, "transpositions");
var rewriteString = GetPropValue <string>(jo, "rewrite");
if (!rewriteString.IsNullOrEmpty())
{
fq.Rewrite = rewriteString.ToEnum <RewriteMultiTerm>();
}
fq.Name = GetPropValue <string>(jo, "_name");
fq.Boost = GetPropValue <double?>(jo, "boost");
fq.Field = field;
return(fq);
}