Merge pull request #127 from rob-foulkrod/appConfig-reapply

Reapply Azure App Configuration client code for AZ-400 Dynamic Configuration Lab

Directory.Packages.props

@@ -38,7 +38,10 @@
     <PackageVersion Include="Microsoft.Web.LibraryManager.Build" Version="2.1.175" />
     <PackageVersion Include="Microsoft.EntityFrameworkCore.InMemory" Version="8.0.2" />
     <PackageVersion Include="Microsoft.EntityFrameworkCore.SqlServer" Version="8.0.2" />
+    <PackageVersion Include="Microsoft.FeatureManagement.AspNetCore" Version="4.0.0-preview2" />
+    <PackageVersion Include="Microsoft.Azure.AppConfiguration.AspNetCore" Version="7.1.0" />
     <PackageVersion Include="Microsoft.EntityFrameworkCore.Tools" Version="8.0.2">
+
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageVersion>

src/Web/Pages/Index.cshtml

@@ -5,7 +5,9 @@
 }
 <section class="esh-catalog-hero">
     <div class="container">
-        <img class="esh-catalog-title" src="~/images/main_banner_text.png" />
+        <feature name="SalesWeekend">
+            <img class="esh-catalog-title" src="~/images/main_banner_text.png" />
+        </feature>
     </div>
 </section>
 <section class="esh-catalog-filters">
@@ -39,7 +41,7 @@
     else
     {
         <div class="esh-catalog-items row">
-            THERE ARE NO RESULTS THAT MATCH YOUR SEARCH
+            @Model.SettingsModel.NoResultsMessage
         </div>
     }
 </div>

src/Web/Pages/Index.cshtml.cs

@@ -1,16 +1,19 @@
 using Microsoft.AspNetCore.Mvc.RazorPages;
 using Microsoft.eShopWeb.Web.Services;
 using Microsoft.eShopWeb.Web.ViewModels;
+using Microsoft.Extensions.Options;
 
 namespace Microsoft.eShopWeb.Web.Pages;
 
 public class IndexModel : PageModel
 {
     private readonly ICatalogViewModelService _catalogViewModelService;
+    public SettingsViewModel SettingsModel { get; }
 
-    public IndexModel(ICatalogViewModelService catalogViewModelService)
+    public IndexModel(ICatalogViewModelService catalogViewModelService, IOptionsSnapshot<SettingsViewModel> options)
     {
         _catalogViewModelService = catalogViewModelService;
+        SettingsModel = options.Value;
     }
 
     public required CatalogIndexViewModel CatalogModel { get; set; } = new CatalogIndexViewModel();

src/Web/Pages/_ViewImports.cshtml

@@ -7,3 +7,4 @@
 @using Microsoft.eShopWeb.Infrastructure.Identity
 @namespace Microsoft.eShopWeb.Web.Pages
 @addTagHelper *, Microsoft.AspNetCore.Mvc.TagHelpers
+@addTagHelper *, Microsoft.FeatureManagement.AspNetCore

src/Web/Program.cs

@@ -18,15 +18,20 @@
 using Microsoft.eShopWeb.Web.Configuration;
 using Microsoft.eShopWeb.Web.HealthChecks;
 using Microsoft.Extensions.Diagnostics.HealthChecks;
+using Microsoft.eShopWeb.Web.Pages;
+using Microsoft.FeatureManagement;
+using Microsoft.IdentityModel.Tokens;
 
 var builder = WebApplication.CreateBuilder(args);
 builder.Logging.AddConsole();
 
-if (builder.Environment.IsDevelopment() || builder.Environment.EnvironmentName == "Docker"){
+if (builder.Environment.IsDevelopment() || builder.Environment.EnvironmentName == "Docker")
+{
     // Configure SQL Server (local)
     Microsoft.eShopWeb.Infrastructure.Dependencies.ConfigureServices(builder.Configuration, builder.Services);
 }
-else{
+else
+{
     // Configure SQL Server (prod)
     var credential = new ChainedTokenCredential(new AzureDeveloperCliCredential(), new DefaultAzureCredential());
     builder.Configuration.AddAzureKeyVault(new Uri(builder.Configuration["AZURE_KEY_VAULT_ENDPOINT"] ?? ""), credential);
@@ -93,6 +98,40 @@
     config.Path = "/allservices";
 });
 
+// Bind configuration "eShopWeb:Settings" section to the Settings object
+builder.Services.Configure<SettingsViewModel>(builder.Configuration.GetSection("eShopWeb:Settings"));
+// Initialize useAppConfig parameter
+var useAppConfig = false;
+Boolean.TryParse(builder.Configuration["UseAppConfig"], out useAppConfig);
+// Add Azure App Configuration middleware to the container of services.
+builder.Services.AddAzureAppConfiguration();
+builder.Services.AddFeatureManagement();
+// Load configuration from Azure App Configuration
+if (useAppConfig)
+{
+    builder.Configuration.AddAzureAppConfiguration(options =>
+    {
+        var appConfigEndpoint = builder.Configuration["AppConfigEndpoint"];
+
+        if (String.IsNullOrEmpty(appConfigEndpoint))
+        {
+            throw new Exception("AppConfigEndpoint is not set in the configuration. Please set AppConfigEndpoint in the configuration.");
+        }
+
+        options.Connect(new Uri(appConfigEndpoint), new DefaultAzureCredential())
+        .ConfigureRefresh(refresh =>
+        {
+            // Default cache expiration is 30 seconds
+            refresh.Register("eShopWeb:Settings:NoResultsMessage").SetCacheExpiration(TimeSpan.FromSeconds(10));
+        })
+        .UseFeatureFlags(featureFlagOptions =>
+        {
+            // Default cache expiration is 30 seconds
+            featureFlagOptions.CacheExpirationInterval = TimeSpan.FromSeconds(10);
+        });
+    });
+}
+
 // blazor configuration
 var configSection = builder.Configuration.GetRequiredSection(BaseUrlConfiguration.CONFIG_NAME);
 builder.Services.Configure<BaseUrlConfiguration>(configSection);
@@ -115,6 +154,12 @@
 
 var app = builder.Build();
 
+if (useAppConfig)
+{
+    // Use Azure App Configuration middleware for dynamic configuration refresh.
+    app.UseAzureAppConfiguration();
+}
+
 app.Logger.LogInformation("App created...");
 
 app.Logger.LogInformation("Seeding Database...");

src/Web/Properties/launchSettings.json

@@ -22,7 +22,10 @@
       "launchBrowser": true,
       "inspectUri": "{wsProtocol}://{url.hostname}:{url.port}/_framework/debug/ws-proxy?browser={browserInspectUri}",
       "environmentVariables": {
-        "ASPNETCORE_ENVIRONMENT": "Development"
+        "ASPNETCORE_ENVIRONMENT": "Development",
+        "AZURE_TENANT_ID": "{azure-tenant-id}",
+        "AZURE_CLIENT_ID": "{azure-client-id}",
+        "AZURE_CLIENT_SECRET": "{azure-client-secret}"
       },
       "applicationUrl": "https://localhost:5001;http://localhost:5000"
     },

src/Web/Web.csproj

@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
-  <PropertyGroup>   
+  <PropertyGroup>
     <Nullable>enable</Nullable>
     <ImplicitUsings>enable</ImplicitUsings>
     <RootNamespace>Microsoft.eShopWeb.Web</RootNamespace>
@@ -29,11 +29,13 @@
     <PackageReference Include="Microsoft.AspNetCore.Identity.UI" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" />
     <PackageReference Include="Microsoft.AspNetCore.Authentication.JwtBearer" />
+    <PackageReference Include="Microsoft.Azure.AppConfiguration.AspNetCore" />
+    <PackageReference Include="Microsoft.FeatureManagement.AspNetCore" />
+    <PackageReference Include="System.IdentityModel.Tokens.Jwt" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Tools">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
-    </PackageReference>     
-    <PackageReference Include="System.IdentityModel.Tokens.Jwt" />
+    </PackageReference>
   </ItemGroup>
   <ItemGroup>
     <Folder Include="wwwroot\fonts\" />

src/Web/appsettings.json

@@ -16,5 +16,13 @@
       "System": "Warning"
     },
     "AllowedHosts": "*"
-  }
+  },
+
+  "eShopWeb": {
+    "Settings": {
+      "NoResultsMessage": "THERE ARE NO RESULTS THAT MATCH YOUR SEARCH"
+    }
+  },
+  "UseAppConfig": false,
+  "AppConfigEndpoint": ""
 }