From 307fcce97aae4ce83ee5374312d1de976e2ba75d Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Thu, 25 Sep 2025 09:48:14 +0000
Subject: [PATCH 1/2] Initial plan


From f466f99bd6e738fb65688238815e357a276a1e5b Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Thu, 25 Sep 2025 10:05:06 +0000
Subject: [PATCH 2/2] Add RazorComponentCodeBehind item template with tests

Co-authored-by: javiercn <6995051+javiercn@users.noreply.github.com>
---
 .../.template.config/dotnetcli.host.json      |  3 ++
 .../localize/templatestrings.cs.json          |  7 +++
 .../localize/templatestrings.de.json          |  7 +++
 .../localize/templatestrings.en.json          |  7 +++
 .../localize/templatestrings.es.json          |  7 +++
 .../localize/templatestrings.fr.json          |  7 +++
 .../localize/templatestrings.it.json          |  7 +++
 .../localize/templatestrings.ja.json          |  7 +++
 .../localize/templatestrings.ko.json          |  7 +++
 .../localize/templatestrings.pl.json          |  7 +++
 .../localize/templatestrings.pt-BR.json       |  7 +++
 .../localize/templatestrings.ru.json          |  7 +++
 .../localize/templatestrings.tr.json          |  7 +++
 .../localize/templatestrings.zh-Hans.json     |  7 +++
 .../localize/templatestrings.zh-Hant.json     |  7 +++
 .../.template.config/template.json            | 53 +++++++++++++++++++
 .../RazorComponentCodeBehind/Component1.razor |  5 ++
 .../Component1.razor.cs                       |  9 ++++
 .../ItemTemplateTests/BlazorServerTests.cs    | 18 +++++++
 19 files changed, 186 insertions(+)
 create mode 100644 src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/dotnetcli.host.json
 create mode 100644 src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.cs.json
 create mode 100644 src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.de.json
 create mode 100644 src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.en.json
 create mode 100644 src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.es.json
 create mode 100644 src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.fr.json
 create mode 100644 src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.it.json
 create mode 100644 src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.ja.json
 create mode 100644 src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.ko.json
 create mode 100644 src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.pl.json
 create mode 100644 src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.pt-BR.json
 create mode 100644 src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.ru.json
 create mode 100644 src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.tr.json
 create mode 100644 src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.zh-Hans.json
 create mode 100644 src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.zh-Hant.json
 create mode 100644 src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/template.json
 create mode 100644 src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/Component1.razor
 create mode 100644 src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/Component1.razor.cs

diff --git a/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/dotnetcli.host.json b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/dotnetcli.host.json
new file mode 100644
index 000000000000..dfdc5962202e
--- /dev/null
+++ b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/dotnetcli.host.json
@@ -0,0 +1,3 @@
+{
+  "$schema": "https://json.schemastore.org/dotnetcli.host"
+}
\ No newline at end of file
diff --git a/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.cs.json b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.cs.json
new file mode 100644
index 000000000000..7e4c6ebbda72
--- /dev/null
+++ b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.cs.json
@@ -0,0 +1,7 @@
+{
+  "author": "Microsoft",
+  "name": "Razor Component with Code-Behind",
+  "description": "A reusable UI component implemented with Razor and a code-behind file",
+  "symbols/namespace/description": "namespace for the generated code",
+  "postActions/openInEditor/description": "Opens Component1.razor in the editor"
+}
\ No newline at end of file
diff --git a/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.de.json b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.de.json
new file mode 100644
index 000000000000..7e4c6ebbda72
--- /dev/null
+++ b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.de.json
@@ -0,0 +1,7 @@
+{
+  "author": "Microsoft",
+  "name": "Razor Component with Code-Behind",
+  "description": "A reusable UI component implemented with Razor and a code-behind file",
+  "symbols/namespace/description": "namespace for the generated code",
+  "postActions/openInEditor/description": "Opens Component1.razor in the editor"
+}
\ No newline at end of file
diff --git a/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.en.json b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.en.json
new file mode 100644
index 000000000000..7e4c6ebbda72
--- /dev/null
+++ b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.en.json
@@ -0,0 +1,7 @@
+{
+  "author": "Microsoft",
+  "name": "Razor Component with Code-Behind",
+  "description": "A reusable UI component implemented with Razor and a code-behind file",
+  "symbols/namespace/description": "namespace for the generated code",
+  "postActions/openInEditor/description": "Opens Component1.razor in the editor"
+}
\ No newline at end of file
diff --git a/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.es.json b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.es.json
new file mode 100644
index 000000000000..7e4c6ebbda72
--- /dev/null
+++ b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.es.json
@@ -0,0 +1,7 @@
+{
+  "author": "Microsoft",
+  "name": "Razor Component with Code-Behind",
+  "description": "A reusable UI component implemented with Razor and a code-behind file",
+  "symbols/namespace/description": "namespace for the generated code",
+  "postActions/openInEditor/description": "Opens Component1.razor in the editor"
+}
\ No newline at end of file
diff --git a/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.fr.json b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.fr.json
new file mode 100644
index 000000000000..7e4c6ebbda72
--- /dev/null
+++ b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.fr.json
@@ -0,0 +1,7 @@
+{
+  "author": "Microsoft",
+  "name": "Razor Component with Code-Behind",
+  "description": "A reusable UI component implemented with Razor and a code-behind file",
+  "symbols/namespace/description": "namespace for the generated code",
+  "postActions/openInEditor/description": "Opens Component1.razor in the editor"
+}
\ No newline at end of file
diff --git a/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.it.json b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.it.json
new file mode 100644
index 000000000000..7e4c6ebbda72
--- /dev/null
+++ b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.it.json
@@ -0,0 +1,7 @@
+{
+  "author": "Microsoft",
+  "name": "Razor Component with Code-Behind",
+  "description": "A reusable UI component implemented with Razor and a code-behind file",
+  "symbols/namespace/description": "namespace for the generated code",
+  "postActions/openInEditor/description": "Opens Component1.razor in the editor"
+}
\ No newline at end of file
diff --git a/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.ja.json b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.ja.json
new file mode 100644
index 000000000000..7e4c6ebbda72
--- /dev/null
+++ b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.ja.json
@@ -0,0 +1,7 @@
+{
+  "author": "Microsoft",
+  "name": "Razor Component with Code-Behind",
+  "description": "A reusable UI component implemented with Razor and a code-behind file",
+  "symbols/namespace/description": "namespace for the generated code",
+  "postActions/openInEditor/description": "Opens Component1.razor in the editor"
+}
\ No newline at end of file
diff --git a/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.ko.json b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.ko.json
new file mode 100644
index 000000000000..7e4c6ebbda72
--- /dev/null
+++ b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.ko.json
@@ -0,0 +1,7 @@
+{
+  "author": "Microsoft",
+  "name": "Razor Component with Code-Behind",
+  "description": "A reusable UI component implemented with Razor and a code-behind file",
+  "symbols/namespace/description": "namespace for the generated code",
+  "postActions/openInEditor/description": "Opens Component1.razor in the editor"
+}
\ No newline at end of file
diff --git a/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.pl.json b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.pl.json
new file mode 100644
index 000000000000..7e4c6ebbda72
--- /dev/null
+++ b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.pl.json
@@ -0,0 +1,7 @@
+{
+  "author": "Microsoft",
+  "name": "Razor Component with Code-Behind",
+  "description": "A reusable UI component implemented with Razor and a code-behind file",
+  "symbols/namespace/description": "namespace for the generated code",
+  "postActions/openInEditor/description": "Opens Component1.razor in the editor"
+}
\ No newline at end of file
diff --git a/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.pt-BR.json b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.pt-BR.json
new file mode 100644
index 000000000000..7e4c6ebbda72
--- /dev/null
+++ b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.pt-BR.json
@@ -0,0 +1,7 @@
+{
+  "author": "Microsoft",
+  "name": "Razor Component with Code-Behind",
+  "description": "A reusable UI component implemented with Razor and a code-behind file",
+  "symbols/namespace/description": "namespace for the generated code",
+  "postActions/openInEditor/description": "Opens Component1.razor in the editor"
+}
\ No newline at end of file
diff --git a/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.ru.json b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.ru.json
new file mode 100644
index 000000000000..7e4c6ebbda72
--- /dev/null
+++ b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.ru.json
@@ -0,0 +1,7 @@
+{
+  "author": "Microsoft",
+  "name": "Razor Component with Code-Behind",
+  "description": "A reusable UI component implemented with Razor and a code-behind file",
+  "symbols/namespace/description": "namespace for the generated code",
+  "postActions/openInEditor/description": "Opens Component1.razor in the editor"
+}
\ No newline at end of file
diff --git a/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.tr.json b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.tr.json
new file mode 100644
index 000000000000..7e4c6ebbda72
--- /dev/null
+++ b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.tr.json
@@ -0,0 +1,7 @@
+{
+  "author": "Microsoft",
+  "name": "Razor Component with Code-Behind",
+  "description": "A reusable UI component implemented with Razor and a code-behind file",
+  "symbols/namespace/description": "namespace for the generated code",
+  "postActions/openInEditor/description": "Opens Component1.razor in the editor"
+}
\ No newline at end of file
diff --git a/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.zh-Hans.json b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.zh-Hans.json
new file mode 100644
index 000000000000..7e4c6ebbda72
--- /dev/null
+++ b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.zh-Hans.json
@@ -0,0 +1,7 @@
+{
+  "author": "Microsoft",
+  "name": "Razor Component with Code-Behind",
+  "description": "A reusable UI component implemented with Razor and a code-behind file",
+  "symbols/namespace/description": "namespace for the generated code",
+  "postActions/openInEditor/description": "Opens Component1.razor in the editor"
+}
\ No newline at end of file
diff --git a/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.zh-Hant.json b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.zh-Hant.json
new file mode 100644
index 000000000000..7e4c6ebbda72
--- /dev/null
+++ b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/localize/templatestrings.zh-Hant.json
@@ -0,0 +1,7 @@
+{
+  "author": "Microsoft",
+  "name": "Razor Component with Code-Behind",
+  "description": "A reusable UI component implemented with Razor and a code-behind file",
+  "symbols/namespace/description": "namespace for the generated code",
+  "postActions/openInEditor/description": "Opens Component1.razor in the editor"
+}
\ No newline at end of file
diff --git a/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/template.json b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/template.json
new file mode 100644
index 000000000000..74224d12e87d
--- /dev/null
+++ b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/.template.config/template.json
@@ -0,0 +1,53 @@
+{
+  "$schema": "https://json.schemastore.org/template",
+  "author": "Microsoft",
+  "classifications": [
+    "Web",
+    "ASP.NET"
+  ],
+  "name": "Razor Component with Code-Behind",
+  "generatorVersions": "[1.0.0.0-*)",
+  "description": "A reusable UI component implemented with Razor and a code-behind file",
+  "tags": {
+    "language": "C#",
+    "type": "item"
+  },
+  "groupIdentity": "Microsoft.AspNetCore.Components.RazorComponentCodeBehind",
+  "precedence": "10000",
+  "identity": "Microsoft.AspNetCore.Components.RazorComponentCodeBehind.10.0",
+  "shortname": "razorcomponent-cb",
+  "sourceName": "Component1",
+  "primaryOutputs": [
+    {
+      "path": "Component1.razor"
+    },
+    {
+      "path": "Component1.razor.cs"
+    }
+  ],
+  "defaultName": "Component1",
+  "symbols": {
+    "namespace": {
+      "description": "namespace for the generated code",
+      "replaces": "MyApp.Namespace",
+      "type": "parameter"
+    },
+    "HostIdentifier": {
+      "type": "bind",
+      "binding": "HostIdentifier"
+    }
+  },
+  "postActions": [
+    {
+      "id": "openInEditor",
+      "condition": "(HostIdentifier != \"dotnetcli\" && HostIdentifier != \"dotnetcli-preview\")",
+      "description": "Opens Component1.razor in the editor",
+      "manualInstructions": [],
+      "actionId": "84C0DA21-51C8-4541-9940-6CA19AF04EE6",
+      "args": {
+        "files": "0"
+      },
+      "continueOnError": true
+    }
+  ]
+}
\ No newline at end of file
diff --git a/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/Component1.razor b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/Component1.razor
new file mode 100644
index 000000000000..9c2687c6a65b
--- /dev/null
+++ b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/Component1.razor
@@ -0,0 +1,5 @@
+<h3>Component1</h3>
+
+@code {
+
+}
\ No newline at end of file
diff --git a/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/Component1.razor.cs b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/Component1.razor.cs
new file mode 100644
index 000000000000..a775a259a912
--- /dev/null
+++ b/src/ProjectTemplates/Web.ItemTemplates/content/RazorComponentCodeBehind/Component1.razor.cs
@@ -0,0 +1,9 @@
+using Microsoft.AspNetCore.Components;
+
+namespace MyApp.Namespace
+{
+    public partial class Component1 : ComponentBase
+    {
+
+    }
+}
\ No newline at end of file
diff --git a/src/ProjectTemplates/test/Templates.Tests/ItemTemplateTests/BlazorServerTests.cs b/src/ProjectTemplates/test/Templates.Tests/ItemTemplateTests/BlazorServerTests.cs
index c50e7e7f9a5a..b1576693d3bb 100644
--- a/src/ProjectTemplates/test/Templates.Tests/ItemTemplateTests/BlazorServerTests.cs
+++ b/src/ProjectTemplates/test/Templates.Tests/ItemTemplateTests/BlazorServerTests.cs
@@ -34,4 +34,22 @@ public async Task BlazorServerItemTemplate()
         Project.AssertFileExists("Different.razor", shouldExist: true);
         Assert.Contains("<h3>Different</h3>", Project.ReadFile("Different.razor"));
     }
+
+    [Fact]
+    public async Task BlazorServerItemTemplateCodeBehind()
+    {
+        Project = await ProjectFactory.CreateProject(Output);
+
+        await Project.RunDotNetNewAsync("razorcomponent-cb --name CodeBehindComponent", isItemTemplate: true);
+
+        Project.AssertFileExists("CodeBehindComponent.razor", shouldExist: true);
+        Project.AssertFileExists("CodeBehindComponent.razor.cs", shouldExist: true);
+        
+        var razorContent = Project.ReadFile("CodeBehindComponent.razor");
+        var codeContent = Project.ReadFile("CodeBehindComponent.razor.cs");
+        
+        Assert.Contains("<h3>CodeBehindComponent</h3>", razorContent);
+        Assert.Contains("public partial class CodeBehindComponent : ComponentBase", codeContent);
+        Assert.Contains("using Microsoft.AspNetCore.Components;", codeContent);
+    }
 }