Update launchSettings.json, Program.cs, and README.md for .NET 9 compatibility and enhanced Swagger integration

4-minimal-api/0-start/PizzaStore/Properties/launchSettings.json

@@ -1,18 +1,11 @@
 {
-  "iisSettings": {
+  "$schema": "https://json.schemastore.org/launchsettings.json",
-    "windowsAuthentication": false,
-    "anonymousAuthentication": true,
-    "iisExpress": {
-      "applicationUrl": "http://localhost:1201",
-      "sslPort": 44373
-    }
-  },
   "profiles": {
     "http": {
       "commandName": "Project",
       "dotnetRunMessages": true,
       "launchBrowser": true,
-      "applicationUrl": "http://localhost:5112",
+      "applicationUrl": "http://localhost:5019",
       "environmentVariables": {
         "ASPNETCORE_ENVIRONMENT": "Development"
       }
@@ -21,14 +14,7 @@
       "commandName": "Project",
       "dotnetRunMessages": true,
       "launchBrowser": true,
-      "applicationUrl": "https://localhost:7192;http://localhost:5112",
+      "applicationUrl": "https://localhost:7084;http://localhost:5019",
-      "environmentVariables": {
-        "ASPNETCORE_ENVIRONMENT": "Development"
-      }
-    },
-    "IIS Express": {
-      "commandName": "IISExpress",
-      "launchBrowser": true,
       "environmentVariables": {
         "ASPNETCORE_ENVIRONMENT": "Development"
       }

4-minimal-api/1-complete/PizzaStore/PizzaStore.csproj

@@ -7,7 +7,8 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Swashbuckle.AspNetCore" Version="6.5.0" />
+    <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="9.0.4" />
+    <PackageReference Include="Swashbuckle.AspNetCore" Version="8.1.1" />
   </ItemGroup>
 
 </Project>

4-minimal-api/1-complete/PizzaStore/Program.cs

@@ -1,32 +1,82 @@
-using PizzaStore.DB;
 using Microsoft.OpenApi.Models;
+using PizzaStore.DB;
 
 var builder = WebApplication.CreateBuilder(args);
 
+// Add services to the container
+// Learn more about configuring Swagger/OpenAPI at https://aka.ms/aspnetcore/swashbuckle
 builder.Services.AddEndpointsApiExplorer();
-builder.Services.AddSwaggerGen(c =>
+builder.Services.AddSwaggerGen(options =>
 {
-     c.SwaggerDoc("v1", new OpenApiInfo { Title = "PizzaStore API", Description = "Making the Pizzas you love", Version = "v1" });
+    options.SwaggerDoc("v1", new OpenApiInfo
+    {
+        Title = "PizzaStore API",
+        Description = "Making the Pizzas you love",
+        Version = "v1",
+        Contact = new OpenApiContact
+        {
+            Name = "Pizza Support",
+            Email = "pizza@example.com"
+        }
+    });
 });
 
 var app = builder.Build();
 
+// Configure the HTTP request pipeline
 if (app.Environment.IsDevelopment())
 {
-     app.UseDeveloperExceptionPage();
     app.UseSwagger();
-     app.UseSwaggerUI(c => // UseSwaggerUI Protected by if (env.IsDevelopment())
+    app.UseSwaggerUI(options =>
     {
-        c.SwaggerEndpoint("/swagger/v1/swagger.json", "PizzaStore API V1");
+        options.SwaggerEndpoint("/swagger/v1/swagger.json", "v1");
+        options.RoutePrefix = "swagger";
     });
 }
 
 app.MapGet("/", () => "Hello World!");
 
-app.MapGet("/pizzas/{id}", (int id) => PizzaDB.GetPizza(id));
+// Define API endpoints with OpenAPI descriptions
-app.MapGet("/pizzas", () => PizzaDB.GetPizzas());
+var pizzas = app.MapGroup("/pizzas")
-app.MapPost("/pizzas", (Pizza pizza) => PizzaDB.CreatePizza(pizza));
+    .WithTags("Pizzas")
-app.MapPut("/pizzas", (Pizza pizza) => PizzaDB.UpdatePizza(pizza));
+    .WithOpenApi();
-app.MapDelete("/pizzas/{id}", (int id) => PizzaDB.RemovePizza(id));
+
+// Get all pizzas
+pizzas.MapGet("/", () => PizzaDB.GetPizzas())
+      .WithName("GetAllPizzas")
+      .WithSummary("Get all pizzas")
+      .WithDescription("Retrieves the complete list of available pizzas");
+
+// Get pizza by ID
+pizzas.MapGet("/{id}", (int id) => PizzaDB.GetPizza(id))
+      .WithName("GetPizzaById")
+      .WithSummary("Get pizza by ID")
+      .WithDescription("Gets a specific pizza by its unique identifier")
+      .WithOpenApi(operation => {
+          operation.Parameters[0].Description = "The unique identifier for the pizza";
+          return operation;
+      });
+
+// Create a new pizza
+pizzas.MapPost("/", (Pizza pizza) => PizzaDB.CreatePizza(pizza))
+      .WithName("CreatePizza")
+      .WithSummary("Create a new pizza")
+      .WithDescription("Adds a new pizza to the menu");
+
+// Update a pizza
+pizzas.MapPut("/", (Pizza pizza) => PizzaDB.UpdatePizza(pizza))
+      .WithName("UpdatePizza")
+      .WithSummary("Update an existing pizza")
+      .WithDescription("Updates the details of an existing pizza");
+
+// Delete a pizza
+pizzas.MapDelete("/{id}", (int id) => PizzaDB.RemovePizza(id))
+      .WithName("DeletePizza")
+      .WithSummary("Delete a pizza")
+      .WithDescription("Removes a pizza from the menu")
+      .WithOpenApi(operation => {
+          operation.Parameters[0].Description = "The unique identifier for the pizza to delete";
+          return operation;
+      });
 
 app.Run();

4-minimal-api/1-complete/PizzaStore/Properties/launchSettings.json

@@ -1,18 +1,11 @@
 {
-  "iisSettings": {
+  "$schema": "https://json.schemastore.org/launchsettings.json",
-    "windowsAuthentication": false,
-    "anonymousAuthentication": true,
-    "iisExpress": {
-      "applicationUrl": "http://localhost:1201",
-      "sslPort": 44373
-    }
-  },
   "profiles": {
     "http": {
       "commandName": "Project",
       "dotnetRunMessages": true,
       "launchBrowser": true,
-      "applicationUrl": "http://localhost:5112",
+      "applicationUrl": "http://localhost:5019",
       "environmentVariables": {
         "ASPNETCORE_ENVIRONMENT": "Development"
       }
@@ -21,14 +14,7 @@
       "commandName": "Project",
       "dotnetRunMessages": true,
       "launchBrowser": true,
-      "applicationUrl": "https://localhost:7192;http://localhost:5112",
+      "applicationUrl": "https://localhost:7084;http://localhost:5019",
-      "environmentVariables": {
-        "ASPNETCORE_ENVIRONMENT": "Development"
-      }
-    },
-    "IIS Express": {
-      "commandName": "IISExpress",
-      "launchBrowser": true,
       "environmentVariables": {
         "ASPNETCORE_ENVIRONMENT": "Development"
       }

4-minimal-api/README.md

@@ -88,7 +88,15 @@ Congratulations! You've created an API by using a minimal API template.
 
 Use Swagger to ensure that you have a self-documenting API, where the docs change when you change the code. This also builds a really convenient web interface for your API, so you can test out the application as you build it.
 
-1. In .NET 9, Swagger support is built in for minimal APIs! Update your _Program.cs_ file with the following code:
+1. First, add the required Swagger packages to your project:
+
+    ```bash
+    cd PizzaStore
+    dotnet add package Swashbuckle.AspNetCore
+    dotnet add package Microsoft.AspNetCore.OpenApi
+    ```
+
+2. Now update your _Program.cs_ file with the following code:
 
     ```csharp
     using Microsoft.OpenApi.Models;
@@ -104,12 +112,7 @@ Use Swagger to ensure that you have a self-documenting API, where the docs chang
         {
             Title = "PizzaStore API",
             Description = "Making the Pizzas you love",
-            Version = "v1",
+            Version = "v1"
-            Contact = new OpenApiContact
-            {
-                Name = "Pizza Support",
-                Email = "pizza@example.com"
-            }
         });
     });
     
@@ -119,11 +122,7 @@ Use Swagger to ensure that you have a self-documenting API, where the docs chang
     if (app.Environment.IsDevelopment())
     {
         app.UseSwagger();
-        app.UseSwaggerUI(options =>
+        app.UseSwaggerUI();
-        {
-            options.SwaggerEndpoint("/swagger/v1/swagger.json", "v1");
-            options.RoutePrefix = "swagger";
-        });
     }
     
     app.MapGet("/", () => "Hello World!");
@@ -137,6 +136,10 @@ Use Swagger to ensure that you have a self-documenting API, where the docs chang
     - Adds the `AddSwaggerGen` service to generate the OpenAPI specification for your API
     - Configures Swagger UI which provides an interactive UI for testing your API endpoints
 
+    - Adds the `AddEndpointsApiExplorer` service which is required for Swagger to discover and generate documentation for your API endpoints
+    - Adds the `AddSwaggerGen` service to generate the OpenAPI specification for your API
+    - Configures Swagger UI which provides an interactive UI for testing your API endpoints
+
 1. Rerun the project and go to the app's address, `http://localhost:{PORT}/swagger`.
 
    You should see the following output:
@@ -145,11 +148,14 @@ Use Swagger to ensure that you have a self-documenting API, where the docs chang
 
 ### Add a Pizza model and service
 
-First you need some data. To store and manage data, you'll use an in-memory store. For this example, we're just going to use a simple list of pizzas. Don't worry too much about this pizza service, it's just a quick example that holds a list of pizzas so we our API has some data to work with.
+First you need some data. To store and manage data, you'll use an in-memory store. For this example, we're just going to use a simple list of pizzas.
 
-1. Create the file _Db.cs_ and give it the following content:
+1. Create the file _Db.cs_ in your project directory and give it the following content:
 
    ```csharp
+    using System.Collections.Generic;
+    using System.Linq;
+
     namespace PizzaStore.DB; 
 
     public record Pizza 
@@ -158,7 +164,7 @@ First you need some data. To store and manage data, you'll use an in-memory stor
       public string? Name { get; set; }
     }
 
-    public class PizzaDB
+    public static class PizzaDB
     {
       private static List<Pizza> _pizzas = new List<Pizza>()
       {
@@ -215,9 +221,10 @@ To connect your in-memory store to the API:
 
 Now, connect data in your API.
 
-1. At the top of the _Program.cs_ file, add the following line of code:
+1. At the top of the _Program.cs_ file, add the following line of code alongside the existing using statement:
 
    ```csharp
+   using Microsoft.OpenApi.Models;
    using PizzaStore.DB;
    ```