Support Column No Serialize

Src/Asp.Net/SqlSugar/Entities/Mapping/SugarMappingAttribute.cs

@@ -128,6 +128,12 @@ namespace SqlSugar
             set { _IsTranscoding = value; }
         }
 
+        private bool _NoSerialize;
+        public bool NoSerialize
+        {
+            get { return _NoSerialize; }
+            set { _NoSerialize = value; }
+        }
     }
 
 }

Src/Asp.Net/SqlSugar/IntegrationServices/SerializeService.cs

@@ -1,4 +1,5 @@
 using Newtonsoft.Json;
+using Newtonsoft.Json.Serialization;
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -10,13 +11,41 @@ namespace SqlSugar
     {
         public string SerializeObject(object value)
         {
-            return JsonConvert.SerializeObject(value);
+            return JsonConvert.SerializeObject(value, new JsonSerializerSettings()
+            {
+                ContractResolver = new MyContractResolver()
+            });
         }
 
         public T DeserializeObject<T>(string value)
         {
-            var jSetting = new JsonSerializerSettings { NullValueHandling = NullValueHandling.Ignore };
+            var jSetting = new JsonSerializerSettings { NullValueHandling = NullValueHandling.Ignore, ContractResolver = new MyContractResolver() };
             return JsonConvert.DeserializeObject<T>(value, jSetting);
         }
     }
+    public class MyContractResolver : Newtonsoft.Json.Serialization.DefaultContractResolver
+    {
+ 
+
+        public MyContractResolver()
+        {
+
+        }
+
+        protected override IList<JsonProperty> CreateProperties(Type type, MemberSerialization memberSerialization)
+        {
+            var list = type.GetProperties()
+                        .Where(x => !x.GetCustomAttributes(true).Any(a => (a is SugarColumn) && ((SugarColumn)a).NoSerialize == true))
+                        .Select(p => new JsonProperty()
+                        {
+                            PropertyName = p.Name,
+                            PropertyType = p.PropertyType,
+                            Readable = true,
+                            Writable = true,
+                            ValueProvider = base.CreateMemberValueProvider(p)
+                        }).ToList();
+
+            return list;
+        }
+    }
 }