From ad653410d84b7423484933867d8231659cef638e Mon Sep 17 00:00:00 2001
From: Natalia Portillo <claunia@claunia.com>
Date: Sun, 26 May 2019 00:44:51 +0100
Subject: [PATCH] Select only distinct density codes when creating device
 report.

---
 Metadata/DeviceReportV2.cs | 23 ++++++++++++++++++++++-
 1 file changed, 22 insertions(+), 1 deletion(-)

diff --git a/Metadata/DeviceReportV2.cs b/Metadata/DeviceReportV2.cs
index ed517cc..320c5ff 100644
--- a/Metadata/DeviceReportV2.cs
+++ b/Metadata/DeviceReportV2.cs
@@ -1683,9 +1683,30 @@ namespace DiscImageChef.CommonTypes.Metadata
         }
     }
 
-    public class DensityCode
+    public class DensityCode : IEquatable<DensityCode>
     {
+        [JsonIgnore]
         [Key]
+        public int Id { get; set; }
+
         public int Code { get; set; }
+
+        public bool Equals(DensityCode other)
+        {
+            if(ReferenceEquals(null, other)) return false;
+            if(ReferenceEquals(this, other)) return true;
+
+            return Code == other.Code;
+        }
+
+        public override bool Equals(object obj)
+        {
+            if(ReferenceEquals(null, obj)) return false;
+            if(ReferenceEquals(this, obj)) return true;
+
+            return obj.GetType() == GetType() && Equals((DensityCode)obj);
+        }
+
+        public override int GetHashCode() => Code;
     }
 }
\ No newline at end of file