feat: ✨ Live Preview 2.0 Implementation

CHANGELOG.md

@@ -1,3 +1,9 @@
+### Version: 2.16.0
+#### Date: Oct-11-2024
+
+##### Feat: 
+- Live Preview 2.0 Implementation
+
 ### Version: 2.15.1
 #### Date: Oct-08-2024
 

Contentstack.AspNetCore/Contentstack.AspNetCore.csproj

@@ -31,6 +31,6 @@
     <PackageReference Include="NuGet.Build.Packaging" Version="0.2.2"><PrivateAssets>all</PrivateAssets>
 <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
 </PackageReference>
-    <PackageReference Include="contentstack.csharp" Version="2.13.0" />
+    <PackageReference Include="contentstack.csharp" Version="2.15.0" />
   </ItemGroup>
 </Project>

Contentstack.Core/Configuration/LivePreviewConfig.cs

@@ -7,6 +7,7 @@ namespace Contentstack.Core.Configuration
     public class LivePreviewConfig
     {
         public string ManagementToken { get; set; }
+        public string PreviewToken { get; set; }
         public bool Enable { get; set; }
         public string Host { get; set; }
         internal string LivePreview { get; set; }

Contentstack.Core/ContentstackClient.cs

@@ -123,7 +123,16 @@ public ContentstackClient(IOptions<ContentstackOptions> options)
             }
             if (this.LivePreviewConfig.Host == null)
             {
-                this.LivePreviewConfig.Host = "api.contentstack.io";
+                if (this.LivePreviewConfig.ManagementToken != null)
+                {
+                    this.LivePreviewConfig.Host = "api.contentstack.io";
+                }
+                else if (this.LivePreviewConfig.PreviewToken != null)
+                {
+                    this.LivePreviewConfig.Host = "rest-preview.contentstack.com";
+                } else {
+                    throw new InvalidOperationException("Add PreviewToken or ManagementToken in LivePreviewConfig");
+                }
             }
             this.SerializerSettings.DateParseHandling = DateParseHandling.None;
             this.SerializerSettings.DateFormatHandling = DateFormatHandling.IsoDateFormat;
@@ -347,7 +356,14 @@ private async Task<JObject> GetLivePreviewData()
                 }
             }
             mainJson.Add("live_preview", this.LivePreviewConfig.LivePreview ?? "init");
-            headerAll["authorization"] = this.LivePreviewConfig.ManagementToken;
+
+            if (!string.IsNullOrEmpty(this.LivePreviewConfig.ManagementToken)) {
+                headerAll["authorization"] = this.LivePreviewConfig.ManagementToken;
+            } else if (!string.IsNullOrEmpty(this.LivePreviewConfig.PreviewToken)) {
+                headerAll["preview_token"] = this.LivePreviewConfig.PreviewToken;
+            } else {
+                throw new InvalidOperationException("Either ManagementToken or PreviewToken is required in LivePreviewConfig");
+            }
 
             try
             {

Contentstack.Core/Internals/HttpRequestHandler.cs

@@ -48,7 +48,7 @@ public async Task<string> ProcessRequest(string Url, Dictionary<string, object>
             var request = (HttpWebRequest)WebRequest.Create(uri);
             request.Method = "GET";
             request.ContentType = "application/json";
-            request.Headers["x-user-agent"]="contentstack-delivery-dotnet/2.12.0";
+            request.Headers["x-user-agent"]="contentstack-delivery-dotnet/2.16.0";
             request.Timeout = timeout;
 
             if (proxy != null)

Contentstack.Core/Models/Entry.cs

@@ -48,7 +48,7 @@ private string _Url
 
         internal Dictionary<string, object> _metadata = new Dictionary<string, object>();
         #endregion
-
+
         #region Public Properties
         /// <summary>
         /// Title of an entry
@@ -123,9 +123,9 @@ private string _Url
         ///     });
         /// </code>
         /// </example>
-        public Dictionary<string, object> _variant { get; set; }
-
-
+        public Dictionary<string, object> _variant { get; set; }
+
+
         /// <summary>
         /// Set key/value attributes of an current entry instance.
         /// </summary>
@@ -1393,7 +1393,15 @@ public async Task<T> Fetch<T>()
             if (this.ContentTypeInstance.StackInstance.LivePreviewConfig.Enable == true && this.ContentTypeInstance.StackInstance.LivePreviewConfig.ContentTypeUID == this.ContentTypeInstance.ContentTypeId)
             {
                 mainJson.Add("live_preview", this.ContentTypeInstance.StackInstance.LivePreviewConfig.LivePreview ?? "init");
-                headerAll["authorization"] = this.ContentTypeInstance.StackInstance.LivePreviewConfig.ManagementToken;
+
+                if (!string.IsNullOrEmpty(this.ContentTypeInstance.StackInstance.LivePreviewConfig.ManagementToken)) {
+                    headerAll["authorization"] = this.ContentTypeInstance.StackInstance.LivePreviewConfig.ManagementToken;
+                } else if (!string.IsNullOrEmpty(this.ContentTypeInstance.StackInstance.LivePreviewConfig.PreviewToken)) {
+                    headerAll["preview_token"] = this.ContentTypeInstance.StackInstance.LivePreviewConfig.PreviewToken;
+                } else {
+                    throw new InvalidOperationException("Either ManagementToken or PreviewToken is required in LivePreviewConfig");
+                }
+
                 isLivePreview = true;
             }
 

Contentstack.Core/Models/Query.cs

@@ -1848,7 +1848,15 @@ private async Task<JObject> Exec()
                 && this.ContentTypeInstance.StackInstance.LivePreviewConfig.ContentTypeUID == this.ContentTypeInstance.ContentTypeId)
             {
                 mainJson.Add("live_preview", this.ContentTypeInstance.StackInstance.LivePreviewConfig.LivePreview ?? "init");
-                headerAll["authorization"] = this.ContentTypeInstance.StackInstance.LivePreviewConfig.ManagementToken;
+
+                if (!string.IsNullOrEmpty(this.ContentTypeInstance.StackInstance.LivePreviewConfig.ManagementToken)) {
+                    headerAll["authorization"] = this.ContentTypeInstance.StackInstance.LivePreviewConfig.ManagementToken;
+                } else if (!string.IsNullOrEmpty(this.ContentTypeInstance.StackInstance.LivePreviewConfig.PreviewToken)) {
+                    headerAll["preview_token"] = this.ContentTypeInstance.StackInstance.LivePreviewConfig.PreviewToken;
+                } else {
+                    throw new InvalidOperationException("Either ManagementToken or PreviewToken is required in LivePreviewConfig");
+                }
+
                 isLivePreview = true;
             }
 

Directory.Build.props

@@ -1,5 +1,5 @@
 <Project>
   <PropertyGroup>
-    <Version>2.15.1</Version>
+    <Version>2.16.0</Version>
   </PropertyGroup>
 </Project>