refactor: ...

1 files changed, 31 insertions, 0 deletions

diff --git a/BackEnd/Timeline/Services/EntityException.cs b/BackEnd/Timeline/Services/EntityException.cs
new file mode 100644
index 00000000..7a302e5a
--- /dev/null
+++ b/BackEnd/Timeline/Services/EntityException.cs
@@ -0,0 +1,31 @@
+using System;

+using System.Collections.Generic;

+using System.Linq;

+

+namespace Timeline.Services

+{

+    [Serializable]

+    public class EntityException : Exception

+    {

+        public EntityException() { }

+        public EntityException(string? message) : base(message) { }

+        public EntityException(string? message, Exception? inner) : base(message, inner) { }

+        public EntityException(EntityType entityType, IDictionary<string, object> constraints, string? message = null, Exception? inner = null)

+            : base(message, inner)

+        {

+            EntityType = entityType;

+            Constraints = constraints;

+        }

+        protected EntityException(

+          System.Runtime.Serialization.SerializationInfo info,

+          System.Runtime.Serialization.StreamingContext context) : base(info, context) { }

+

+        public EntityType EntityType { get; } = EntityTypes.Default;

+        public IDictionary<string, object> Constraints { get; } = new Dictionary<string, object>();

+

+        public string GenerateConstraintString()

+        {

+            return string.Join(' ', Constraints.Select(c => $"[{c.Key} = {c.Value}]"));

+        }

+    }

+}