stor blueprint versions in an array

Author: Filiz Topatan

src/Blueprint/Blueprint/Blueprint.format.ps1xml

@@ -111,6 +111,11 @@
               <ListItem>
                 <Label>Versions</Label>
                 <PropertyName>Versions</PropertyName>
+                <ItemSelectionCondition>
+                  <ScriptBlock>
+                    $_.Versions.count -gt 0
+                  </ScriptBlock>
+                </ItemSelectionCondition>
                </ListItem>
               <ListItem>
                 <PropertyName>Description</PropertyName>

src/Blueprint/Blueprint/Models/PSBlueprint.cs

@@ -14,15 +14,18 @@
 
 using Microsoft.Azure.Management.Blueprint.Models;
 using System;
+using System.Collections;
 using System.Collections.Generic;
 using System.Linq;
 using Microsoft.Azure.Commands.Blueprint.Common;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Linq;
 
 namespace Microsoft.Azure.Commands.Blueprint.Models
 {
     public class PSBlueprint : PSBlueprintBase
     {
-        public object Versions { get; set; }
+        public string[] Versions { get; set; }
 
         /// <summary>
         /// Create a PSBlueprint object from a BlueprintModel.
@@ -43,9 +46,15 @@ internal static PSBlueprint FromBlueprintModel(BlueprintModel model, string scop
                 TargetScope = PSBlueprintTargetScope.Unknown,
                 Parameters = new Dictionary<string, PSParameterDefinition>(),
                 ResourceGroups = new Dictionary<string, PSResourceGroupDefinition>(),
-                Versions = model.Versions
+                Versions = null
             };
 
+            if (model.Versions != null)
+            {
+                var versionsDict = JObject.FromObject(model.Versions).ToObject<Dictionary<string, object>>();
+                psBlueprint.Versions = versionsDict.Keys.ToArray();
+            }
+
             if (DateTime.TryParse(model.Status.TimeCreated, out DateTime timeCreated))
             {
                 psBlueprint.Status.TimeCreated = timeCreated;