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using System;
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using Marr.Data.Converters;
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using Marr.Data.Mapping;
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using NzbDrone.Common.Serializer;
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using Newtonsoft.Json;
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using Newtonsoft.Json.Serialization;
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using Newtonsoft.Json.Converters;
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namespace NzbDrone.Core.Datastore.Converters
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{
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public class EmbeddedDocumentConverter : IConverter
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{
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private readonly JsonSerializerSettings SerializerSetting;
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public EmbeddedDocumentConverter(params JsonConverter[] converters)
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{
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SerializerSetting = new JsonSerializerSettings
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{
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DateTimeZoneHandling = DateTimeZoneHandling.Utc,
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NullValueHandling = NullValueHandling.Ignore,
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Formatting = Formatting.Indented,
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DefaultValueHandling = DefaultValueHandling.Include,
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ContractResolver = new CamelCasePropertyNamesContractResolver()
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};
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SerializerSetting.Converters.Add(new StringEnumConverter { CamelCaseText = true });
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SerializerSetting.Converters.Add(new VersionConverter());
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foreach (var converter in converters)
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SerializerSetting.Converters.Add(converter);
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}
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public virtual object FromDB(ConverterContext context)
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{
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if (context.DbValue == DBNull.Value)
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{
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return DBNull.Value;
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}
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var stringValue = (string)context.DbValue;
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if (string.IsNullOrWhiteSpace(stringValue))
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{
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return null;
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}
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return JsonConvert.DeserializeObject(stringValue, context.ColumnMap.FieldType, SerializerSetting);
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}
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public object FromDB(ColumnMap map, object dbValue)
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{
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return FromDB(new ConverterContext { ColumnMap = map, DbValue = dbValue });
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}
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public object ToDB(object clrValue)
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{
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if (clrValue == null) return null;
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return JsonConvert.SerializeObject(clrValue, SerializerSetting);
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}
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public Type DbType
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{
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get
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{
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return typeof(string);
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}
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}
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}
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}
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