Add CPM & multiple package manager commands

src/Bootstrap/less/theme/page-display-package.less

@@ -488,14 +488,25 @@
 
           .copy-button {
             display: flex;
-
+            
             button {
               display: flex;
               gap: 4px;
               padding: 2px 8px;
               justify-content: center;
               align-items: center;
             }
+
+            .package-manager-command-header {
+              display: inline;
+              font-size: 14px;
+              font-family: @font-family-base;
+              padding: 0px 8px;
+              line-height: 75%;
+              color: var(--neutralForeground1Rest);
+              justify-content: center;
+              align-items: center;
+            }
           }
         }
 

src/NuGetGallery/Extensions/CakeBuildManagerExtensions.cs

@@ -1,7 +1,8 @@
-// Copyright (c) .NET Foundation. All rights reserved.
+// Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
 using System;
+using System.Collections.Generic;
 using System.Linq;
 
 namespace NuGetGallery
@@ -13,7 +14,12 @@ public static bool IsCakeExtension(this DisplayPackageViewModel model)
             return IsCakeAddin(model) || IsCakeModule(model) || IsCakeRecipe(model);
         }
 
-        public static string GetCakeInstallPackageCommand(this DisplayPackageViewModel model)
+        public static PackageManagerViewModel.InstallPackageCommand[] GetCakeInstallPackageCommands(this DisplayPackageViewModel model)
+            => model
+                .EnumerateCakeInstallPackageCommands()
+                .ToArray();
+
+        public static IEnumerable<PackageManagerViewModel.InstallPackageCommand> EnumerateCakeInstallPackageCommands(this DisplayPackageViewModel model)
         {
             var scheme = model.IsDotnetToolPackageType ? "dotnet" : "nuget";
             var reference = $"{scheme}:?package={model.Id}&version={model.Version}";
@@ -25,31 +31,32 @@ public static string GetCakeInstallPackageCommand(this DisplayPackageViewModel m
 
             if (model.IsDotnetToolPackageType)
             {
-                return $"#tool {reference}";
+                yield return new PackageManagerViewModel.InstallPackageCommand($"#tool {reference}");
             }
-
-            if (IsCakeAddin(model))
+            else if (IsCakeAddin(model))
             {
-                return $"#addin {reference}";
+                yield return new PackageManagerViewModel.InstallPackageCommand($"#addin {reference}");
             }
-
-            if (IsCakeModule(model))
+            else if (IsCakeModule(model))
             {
-                return $"#module {reference}";
+                yield return new PackageManagerViewModel.InstallPackageCommand($"#module {reference}");
             }
-
-            if (IsCakeRecipe(model))
+            else if (IsCakeRecipe(model))
             {
-                return $"#load {reference}";
+                yield return new PackageManagerViewModel.InstallPackageCommand($"#load {reference}");
             }
+            else
+            {
+                yield return new PackageManagerViewModel.InstallPackageCommand(
+                    $"Install {model.Id} as a Cake Addin",
+                    $"#addin {reference}"
+                );
 
-            return string.Join(Environment.NewLine,
-                $"// Install {model.Id} as a Cake Addin",
-                $"#addin {reference}",
-                "",
-                $"// Install {model.Id} as a Cake Tool",
-                $"#tool {reference}"
-            );
+                yield return new PackageManagerViewModel.InstallPackageCommand(
+                    $"Install {model.Id} as a Cake Tool",
+                    $"#tool {reference}"
+                );
+            };
         }
 
         private static bool IsCakeAddin(ListPackageItemViewModel model) =>

src/NuGetGallery/ViewModels/PackageManagerViewModel.cs

@@ -1,28 +1,44 @@
-// Copyright (c) .NET Foundation. All rights reserved.
+// Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+using System.Linq;
+
 namespace NuGetGallery
 {
     /// <summary>
     /// The basic model for a client that conforms to the NuGet protocol.
     /// </summary>
     public class PackageManagerViewModel
     {
-        public PackageManagerViewModel(string name)
+        public PackageManagerViewModel(
+            string id,
+            string name,
+            params InstallPackageCommand[] installPackageCommands
+            )
         {
+            Id = id;
             Name = name;
             CopyLabel = string.Format("Copy the {0} command", name);
+            int index = 0;
+            InstallPackageCommands = installPackageCommands.ToDictionary(
+                _ => string.Format(CultureInfo.InvariantCulture, "{0}-{1:0000}", Id, ++index),
+                value => value,
+                StringComparer.OrdinalIgnoreCase
+                );
         }
 
         /// <summary>
         /// The package manager's name.
         /// </summary>
-        public string Name { get; set; }
+        public string Name { get; }
 
         /// <summary>
         /// A unique identifier that represents this package manager.
         /// </summary>
-        public string Id { get; set; }
+        public string Id { get; }
 
         /// <summary>
         /// The non-selectable prefix displayed on before the package manager's commands.
@@ -32,7 +48,7 @@ public PackageManagerViewModel(string name)
         /// <summary>
         /// One or more strings that represent the command(s) used to install a specific package.
         /// </summary>
-        public string[] InstallPackageCommands { get; set; }
+        public Dictionary<string, InstallPackageCommand> InstallPackageCommands { get; }
 
         /// <summary>
         /// The alert message that contains clarifications about the command/scenario
@@ -48,6 +64,24 @@ public PackageManagerViewModel(string name)
         /// The label for the copy button.
         /// </summary>
         public string CopyLabel { get; set; }
+
+        public class InstallPackageCommand
+        {
+            public InstallPackageCommand(string command) : this(string.Empty, command)
+            {
+            }
+
+            public  InstallPackageCommand(string header, string command)
+            {
+                HasHeader = !string.IsNullOrWhiteSpace(header);
+                Header = header;
+                Command = command;
+            }
+
+            public bool HasHeader { get; }
+            public string Header { get; }
+            public string Command { get; }
+        }
     }
 
     public enum AlertLevel
@@ -56,4 +90,4 @@ public enum AlertLevel
         Info,
         Warning
     }
-}
+}

src/NuGetGallery/ViewModels/ThirdPartyPackageManagerViewModel.cs

@@ -1,4 +1,4 @@
-// Copyright (c) .NET Foundation. All rights reserved.
+// Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
 namespace NuGetGallery
@@ -15,7 +15,16 @@ public class ThirdPartyPackageManagerViewModel : PackageManagerViewModel
         /// </summary>
         public string ContactUrl { get; set; }
 
-        public ThirdPartyPackageManagerViewModel(string name, string contactUrl) : base(name)
+        public ThirdPartyPackageManagerViewModel(
+            string id,
+            string name,
+            string contactUrl,
+            params InstallPackageCommand[] installPackageCommands
+            ) : base(
+                id,
+                name,
+                installPackageCommands
+                )
         {
             ContactUrl = contactUrl;
             AlertLevel = AlertLevel.Warning;
@@ -24,4 +33,4 @@ public ThirdPartyPackageManagerViewModel(string name, string contactUrl) : base(
                 + $"<a href=\"{contactUrl}\" aria-label=\"Contact the maintainers of the {name} client\">maintainers</a> for support.";
         }
     }
-}
+}