Add supported properties to AC object models

source/dotnet/Library/AdaptiveCards/AdaptiveActionSet.cs

@@ -32,6 +32,15 @@ public class AdaptiveActionSet : AdaptiveElement
         [JsonProperty(Required = Required.Default)]
         public override string Type { get; set; } = TypeName;
 
+		/// <summary>
+        /// Horizontal alignment (<see cref="AdaptiveHorizontalAlignment"/>) to use.
+        /// </summary>
+        [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
+#if !NETSTANDARD1_3
+        [XmlAttribute]
+#endif
+        public AdaptiveHorizontalAlignment HorizontalAlignment { get; set; }
+
         /// <summary>
         /// The actions contained within this ActionSet.
         /// </summary>
@@ -40,6 +49,7 @@ public class AdaptiveActionSet : AdaptiveElement
         [XmlElement(typeof(AdaptiveOpenUrlAction))]
         [XmlElement(typeof(AdaptiveShowCardAction))]
         [XmlElement(typeof(AdaptiveSubmitAction))]
+		[XmlElement(typeof(AdaptiveHttpAction))]
         [XmlElement(typeof(AdaptiveToggleVisibilityAction))]
         [XmlElement(typeof(AdaptiveExecuteAction))]
         [XmlElement(typeof(AdaptiveUnknownAction))]

source/dotnet/Library/AdaptiveCards/AdaptiveCard.cs

@@ -190,6 +190,7 @@ public AdaptiveCard() : this(new AdaptiveSchemaVersion(1, 0)) { }
         [XmlElement(typeof(AdaptiveToggleVisibilityAction))]
         [XmlElement(typeof(AdaptiveExecuteAction))]
         [XmlElement(typeof(AdaptiveUnknownAction))]
+		[XmlElement(typeof(AdaptiveHttpAction))]
 #endif
         public List<AdaptiveAction> Actions { get; set; } = new List<AdaptiveAction>();
 
@@ -257,6 +258,36 @@ public bool ShouldSerializeJsonSchema()
         [DefaultValue(null)]
         public AdaptiveAuthentication Authentication { get; set; }
 
+		/// <summary>
+        /// Defines originator id for card.
+        /// </summary>
+        [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
+#if !NETSTANDARD1_3
+        [XmlElement]
+#endif
+        [DefaultValue(null)]
+        public string Originator { get; set; }
+
+		/// <summary>
+        /// Sets the text flow direction
+        /// </summary>
+        [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
+#if !NETSTANDARD1_3
+        [XmlElement]
+#endif
+        [DefaultValue(null)]
+        public bool? Rtl { get; set; } = null;
+
+		/// <summary>
+        /// Tells the client whether or not it should constrain the width of the card.
+        /// </summary>
+        [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
+#if !NETSTANDARD1_3
+        [XmlElement]
+#endif
+        [DefaultValue(null)]
+        public bool? ConstrainWidth { get; set; } = null;
+
         /// <summary>
         /// Determines whether the height property of an AdaptiveCard should be serialized.
         /// </summary>

source/dotnet/Library/AdaptiveCards/AdaptiveColumnSet.cs

@@ -24,6 +24,15 @@ public class AdaptiveColumnSet : AdaptiveCollectionElement
 #endif
         public override string Type { get; set; } = TypeName;
 
+		/// <summary>
+        /// Horizontal alignment (<see cref="AdaptiveHorizontalAlignment"/>) to use.
+        /// </summary>
+        [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
+#if !NETSTANDARD1_3
+        [XmlAttribute]
+#endif
+        public AdaptiveHorizontalAlignment HorizontalAlignment { get; set; }
+
         /// <summary>
         /// Collection of Columns that this ColumnSet contains.
         /// </summary>
@@ -33,6 +42,15 @@ public class AdaptiveColumnSet : AdaptiveCollectionElement
 #endif
         public List<AdaptiveColumn> Columns { get; set; } = new List<AdaptiveColumn>();
 
+		/// <summary>
+        /// Gets or sets the padding.
+        /// </summary>
+        [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
+#if !NETSTANDARD1_3
+        [XmlElement]
+#endif
+        public AdaptivePadding Padding { get; set; }
+
         public override IEnumerator<AdaptiveElement> GetEnumerator()
         {
             return Columns.GetEnumerator();

source/dotnet/Library/AdaptiveCards/AdaptiveContainer.cs

@@ -68,6 +68,15 @@ public class AdaptiveContainer : AdaptiveCollectionElement
         [DefaultValue(null)]
         public bool? Rtl { get; set; } = null;
 
+		/// <summary>
+        /// Gets or sets the padding.
+        /// </summary>
+        [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
+#if !NETSTANDARD1_3
+        [XmlElement]
+#endif
+        public AdaptivePadding Padding { get; set; }
+
         public override IEnumerator<AdaptiveElement> GetEnumerator()
         {
             return Items.GetEnumerator();

source/dotnet/Library/AdaptiveCards/AdaptiveHttpAction.cs

@@ -0,0 +1,71 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License.
+using Newtonsoft.Json;
+using System.Collections.Generic;
+using System.Xml.Serialization;
+
+namespace AdaptiveCards
+{
+    /// <summary>
+    /// Represents the Action.Http element.
+    /// </summary>
+#if !NETSTANDARD1_3
+    [XmlType(TypeName = AdaptiveHttpAction.TypeName)]
+#endif
+    public class AdaptiveHttpAction : AdaptiveAction
+    {
+        /// <inheritdoc />
+        public const string TypeName = "Action.Http";
+
+        /// <inheritdoc />
+#if !NETSTANDARD1_3
+        [XmlIgnore]
+#endif
+        public override string Type { get; set; } = TypeName;
+
+        /// <summary>
+        /// Http method.
+        /// </summary>
+        [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
+#if !NETSTANDARD1_3
+        [XmlAttribute]
+#endif
+        public string Method { get; set; }
+
+		/// <summary>
+        /// Target url for request.
+        /// </summary>
+        [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
+#if !NETSTANDARD1_3
+        [XmlAttribute]
+#endif
+        public string Url { get; set; }
+
+		/// <summary>
+        /// Body of request.
+        /// </summary>
+        [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
+#if !NETSTANDARD1_3
+        [XmlAttribute]
+#endif
+        public string Body { get; set; }
+
+		/// <summary>
+        /// List of headers.
+        /// </summary>
+        [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
+#if !NETSTANDARD1_3
+        [XmlAttribute]
+#endif
+        public List<AdaptiveHttpHeader> Headers { get; set; }
+
+		/// <summary>
+		/// Adds a <see cref="AdaptiveHttpHeader" /> to the AdaptiveHttpAction.
+		/// </summary>
+		public  void AddHttpHeader(AdaptiveHttpHeader header)
+        {
+            this.Headers ??= new List<HttpHeader>();
+			this.Headers.Add(httpHeader);
+        }
+    }
+}

source/dotnet/Library/AdaptiveCards/AdaptiveHttpHeader.cs

@@ -0,0 +1,42 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License.
+using Newtonsoft.Json;
+using System;
+using System.ComponentModel;
+using System.Xml.Serialization;
+
+namespace AdaptiveCards
+{
+    /// <summary>
+    /// Represents the AdaptiveHttpHeader.
+    /// </summary>
+    public class AdaptiveHttpHeader
+    {
+		/// <summary>
+        /// Initializes <see cref="AdaptiveHttpHeader"/>.
+        /// </summary>
+        public AdaptiveHttpHeader(string name, string value)
+        {
+			Name = name;
+			Value = value;
+        }
+
+        /// <summary>
+        /// Gets or sets the header name.
+        /// </summary>
+        [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
+#if !NETSTANDARD1_3
+        [XmlAttribute]
+#endif
+        public string Name { get; set; }
+
+		/// <summary>
+        /// Gets or sets the header value.
+        /// </summary>
+        [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
+#if !NETSTANDARD1_3
+        [XmlAttribute]
+#endif
+        public string Value { get; set; }
+    }
+}

source/dotnet/Library/AdaptiveCards/AdaptivePadding.cs

@@ -0,0 +1,70 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License.
+using Newtonsoft.Json;
+using System;
+using System.ComponentModel;
+using System.Xml.Serialization;
+
+namespace AdaptiveCards
+{
+    /// <summary>
+    /// Represents padding object.
+    /// </summary>
+    public class AdaptivePadding
+    {
+		/// <summary>
+        /// Initializes <see cref="AdaptivePadding"/>.
+        /// </summary>
+        public AdaptivePadding(AdaptiveSpacing left, AdaptiveSpacing top, AdaptiveSpacing right, AdaptiveSpacing bottom)
+        {
+			Left = left;
+			Right = right;
+			Top = top;
+			Bottom = bottom;
+        }
+
+		/// <summary>
+        /// Initializes <see cref="AdaptivePadding"/>.
+        /// </summary>
+        public AdaptivePadding(AdaptiveSpacing padding)
+        {
+			Left = Right = Top = Bottom = padding;
+        }
+
+        /// <summary>
+        /// Gets or sets the left padding.
+        /// </summary>
+        [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
+#if !NETSTANDARD1_3
+        [XmlAttribute]
+#endif
+        public AdaptiveSpacing Left { get; set; }
+
+		/// <summary>
+        /// Gets or sets the right padding.
+        /// </summary>
+        [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
+#if !NETSTANDARD1_3
+        [XmlAttribute]
+#endif
+        public AdaptiveSpacing Right { get; set; }
+
+		/// <summary>
+        /// Gets or sets the top padding.
+        /// </summary>
+        [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
+#if !NETSTANDARD1_3
+        [XmlAttribute]
+#endif
+        public AdaptiveSpacing Top { get; set; }
+
+		/// <summary>
+        /// Gets or sets the bottom padding.
+        /// </summary>
+        [JsonProperty(NullValueHandling = NullValueHandling.Ignore)]
+#if !NETSTANDARD1_3
+        [XmlAttribute]
+#endif
+        public AdaptiveSpacing Bottom { get; set; }
+    }
+}

source/dotnet/Library/AdaptiveCards/AdaptiveTextInput.cs

@@ -81,6 +81,7 @@ public class AdaptiveTextInput : AdaptiveInput
         [XmlElement(typeof(AdaptiveOpenUrlAction))]
         [XmlElement(typeof(AdaptiveShowCardAction))]
         [XmlElement(typeof(AdaptiveSubmitAction))]
+		[XmlElement(typeof(AdaptiveHttpAction))]
         [XmlElement(typeof(AdaptiveToggleVisibilityAction))]
         [XmlElement(typeof(AdaptiveUnknownAction))]
 #endif

source/dotnet/Library/AdaptiveCards/AdaptiveTypedElementConverter.cs

@@ -49,6 +49,7 @@ public class AdaptiveTypedElementConverter : AdaptiveTypedBaseElementConverter,
                 [AdaptiveTableRow.TypeName] = typeof(AdaptiveTableRow),
                 [AdaptiveTableCell.TypeName] = typeof(AdaptiveTableCell),
                 [AdaptiveSubmitAction.TypeName] = typeof(AdaptiveSubmitAction),
+				[AdaptiveHttpAction.TypeName] = typeof(AdaptiveHttpAction),
                 [AdaptiveExecuteAction.TypeName] = typeof(AdaptiveExecuteAction),
                 [AdaptiveOpenUrlAction.TypeName] = typeof(AdaptiveOpenUrlAction),
                 [AdaptiveShowCardAction.TypeName] = typeof(AdaptiveShowCardAction),

source/dotnet/Library/AdaptiveCards/Rendering/AdaptiveActionHandlers.cs

@@ -14,6 +14,7 @@ public class AdaptiveActionHandlers
         {
             typeof(AdaptiveOpenUrlAction),
             typeof(AdaptiveSubmitAction),
+			typeof(AdaptiveHttpAction),
             typeof(AdaptiveShowCardAction),
             typeof(AdaptiveToggleVisibilityAction),
             typeof(AdaptiveExecuteAction)

source/dotnet/Library/AdaptiveCards/Rendering/AdaptiveVisitor.cs

@@ -139,6 +139,9 @@ public virtual void Visit(AdaptiveAction action)
                 Visit(urlAction);
 
             if (action is AdaptiveSubmitAction submitAction)
+                Visit(submitAction);
+
+			if (action is AdaptiveHttpAction httpAction)
                 Visit(submitAction);
 
             if (action is AdaptiveShowCardAction cardAction)
@@ -153,6 +156,10 @@ public virtual void Visit(AdaptiveAction action)
 
         public virtual void Visit(AdaptiveSubmitAction action)
         {
+        }
+
+		public virtual void Visit(AdaptiveHttpAction action)
+        {
         }
 
         public virtual void Visit(AdaptiveOpenUrlAction action)