unit tests and pkg version commits

src/isnd/Data/Catalog/Commit.cs

@@ -1,6 +1,8 @@
 using System;
+using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
 using System.ComponentModel.DataAnnotations.Schema;
+using Newtonsoft.Json;
 
 namespace isnd.Data.Catalog
 {
@@ -12,21 +14,25 @@ namespace isnd.Data.Catalog
 
     public class Commit : IObject
     {
-        [Key][Required,DatabaseGenerated(DatabaseGeneratedOption.Identity)]
+        [Key,
+        DatabaseGenerated(DatabaseGeneratedOption.Identity)]
+        [JsonIgnore]
         public long Id { get; set; }
 
-        [Required]
+        [Required][JsonIgnore]
         public DateTime TimeStamp{ get; set; }
 
         [Required]
         public PackageAction Action { get; set; }
 
-        [Required]
-        public string PackageVersionId { get; set; }
-        [ForeignKey("PackageVersionId")]
-
-        public virtual PackageVersion PackageVersion{ get; set; }
+        [NotMapped]
         public string CommitId { get => Id.ToString(); }
+
+        [NotMapped]
         public DateTime CommitTimeStamp { get => TimeStamp; }
+
+        [ForeignKey("CommitNId")]
+
+        public virtual List<PackageVersion> Versions { get; set; }
     }
 }

src/isnd/Data/Catalog/PackageRef.cs

@@ -1,4 +1,5 @@
 using System;
+using System.ComponentModel.DataAnnotations.Schema;
 using Newtonsoft.Json;
 
 namespace isnd.Data.Catalog
@@ -38,6 +39,9 @@ namespace isnd.Data.Catalog
         [JsonProperty("nuget:version")]
         public string Version { get; set; }
         public string CommitId { get; set; }
+
+        [ForeignKey("CommitId")]
+        public virtual Commit LastCommit { get; set; }
         public DateTime CommitTimeStamp { get; set; }
     }
 }

src/isnd/Data/Package.cs

@@ -27,7 +27,21 @@ namespace isnd.Data
         [JsonIgnore]
 
         public virtual List<PackageVersion> Versions { get; set; }
-        public string CommitId { get; set; }
+
+        /// <summary>
+        /// Latest package version put, or post, 
+        /// or { delete when no more active version }.
+        /// </summary>
+        /// <value></value>
+        [Required][JsonIgnore]
+        public long CommitNId { get; set ; }
+
+        [NotMapped]
+        public string CommitId { get => CommitNId.ToString(); }
+
+        [ForeignKey("CommitNId")]
+
+        public virtual Commit LatestVersion{ get; set; }
         public DateTime CommitTimeStamp { get; set; }
     }
 }

src/isnd/Data/PackageVersion.cs

@@ -1,5 +1,6 @@
 using System.ComponentModel.DataAnnotations;
 using System.ComponentModel.DataAnnotations.Schema;
+using isnd.Data.Catalog;
 using Newtonsoft.Json;
 
 namespace isnd.Data
@@ -30,6 +31,16 @@ namespace isnd.Data
         [JsonIgnore]
         public virtual Package Package { get; set; }
 
+        [Required][JsonIgnore]
+        public long CommitNId { get; set ; }
+
+        [NotMapped]
+
+        public string CommitId { get => CommitNId.ToString(); }
+
+        [ForeignKey("CommitNId")]
+
+        public virtual Commit LatestCommit{ get; set; }
         public string NugetLink => $"/package/{PackageId}/{FullString}/{PackageId}-{FullString}.nupkg";
         public string NuspecLink => $"/package/{PackageId}/{FullString}/{PackageId}-{FullString}.nuspec";