multipleresulttypes

fundamentals/minimal-apis/samples/MultipleResultTypes/MultipleResultTypes.csproj

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+<Project Sdk="Microsoft.NET.Sdk.Web">
+
+  <PropertyGroup>
+    <TargetFramework>net7.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="7.0.0-preview.7.22376.6" />
+    <PackageReference Include="Swashbuckle.AspNetCore" Version="6.2.3" />
+  </ItemGroup>
+
+</Project>

fundamentals/minimal-apis/samples/MultipleResultTypes/Program.cs

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+using Microsoft.AspNetCore.Http.HttpResults;
+using Microsoft.AspNetCore.OpenApi;
+
+var builder = WebApplication.CreateBuilder(args);
+
+// Add services to the container.
+builder.Services.AddSingleton<List<Book>>((sp) =>
+{
+    return new(){
+    new Book(1, "Testing Dot", "John Doe"),
+    new Book(2, "Learn Linq", "Rick Perry"),
+    new Book(3, "Generics", "Dalis Chevy"),
+    new Book(4, "Testing the Mic", "Bob Tik"),
+    new Book(5, "Drop the Dot", "Farmy Lix"),
+};
+});
+// Learn more about configuring Swagger/OpenAPI at https://aka.ms/aspnetcore/swashbuckle
+builder.Services.AddEndpointsApiExplorer();
+builder.Services.AddSwaggerGen();
+
+var app = builder.Build();
+
+// Configure the HTTP request pipeline.
+if (app.Environment.IsDevelopment())
+{
+    app.UseSwagger();
+    app.UseSwaggerUI();
+}
+
+app.UseHttpsRedirection();
+
+app.MapGet("/book{id}", Results<Ok<Book>, NotFound> (int id, List<Book> bookList) =>
+{
+    return bookList.FirstOrDefault((i) => i.Id == id) is Book book
+     ? TypedResults.Ok(book)
+     : TypedResults.NotFound();
+});
+
+app.Run();
+record Book(int Id, string Title, string Author);
+

fundamentals/minimal-apis/samples/MultipleResultTypes/appsettings.Development.json

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+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft.AspNetCore": "Warning"
+    }
+  }
+}

fundamentals/minimal-apis/samples/MultipleResultTypes/appsettings.json

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+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft.AspNetCore": "Warning"
+    }
+  },
+  "AllowedHosts": "*"
+}