roland/BFF4Angular

BFF/v4/Angular/Angular.Api/Angular.Api.csproj

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+<Project Sdk="Microsoft.NET.Sdk.Web">
+
+  <PropertyGroup>
+    <TargetFramework>net10.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <InvariantGlobalization>true</InvariantGlobalization>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.AspNetCore.Authentication.JwtBearer" Version="10.0.2" />
+  </ItemGroup>
+
+</Project>

BFF/v4/Angular/Angular.Api/Program.cs

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+// Copyright (c) Duende Software. All rights reserved.
+// Licensed under the MIT License. See LICENSE in the project root for license information.
+
+using Angular.Api;
+
+var builder = WebApplication.CreateBuilder(args);
+
+builder.Services.AddAuthentication("token")
+    .AddJwtBearer("token", options =>
+    {
+        options.Authority = "https://demo.duendesoftware.com";
+        options.Audience = "api";
+
+        options.MapInboundClaims = false;
+    });
+
+builder.Services.AddAuthorization(options =>
+{
+    options.AddPolicy("ApiCaller", policy =>
+    {
+        policy.RequireClaim("scope", "api");
+    });
+
+    options.AddPolicy("InteractiveUser", policy =>
+    {
+        policy.RequireClaim("sub");
+    });
+});
+
+var app = builder.Build();
+
+app.UseHttpsRedirection();
+
+app.MapGroup("/todos")
+    .ToDoGroup()
+    .RequireAuthorization("ApiCaller", "InteractiveUser");
+
+
+app.Run();
+

BFF/v4/Angular/Angular.Api/Properties/launchSettings.json

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+{
+  "$schema": "http://json.schemastore.org/launchsettings.json",
+  "profiles": {
+    "https": {
+      "commandName": "Project",
+      "dotnetRunMessages": true,
+      "launchBrowser": false,
+      "applicationUrl": "https://localhost:7001",
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      }
+    }
+  }
+}

BFF/v4/Angular/Angular.Api/ToDoEndpointGroup.cs

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+// Copyright (c) Duende Software. All rights reserved.
+// Licensed under the MIT License. See LICENSE in the project root for license information.
+
+using System.Security.Claims;
+using Microsoft.AspNetCore.Http.Extensions;
+
+namespace Angular.Api;
+
+public static class TodoEndpointGroup
+{
+    private static readonly List<ToDo> data = new List<ToDo>()
+        {
+            new ToDo { Id = ToDo.NewId(), Date = DateTimeOffset.UtcNow, Name = "Demo ToDo API", User = "2 (Bob Smith)" },
+            new ToDo { Id = ToDo.NewId(), Date = DateTimeOffset.UtcNow.AddHours(1), Name = "Stop Demo", User = "2 (Bob Smith)" },
+            new ToDo { Id = ToDo.NewId(), Date = DateTimeOffset.UtcNow.AddHours(4), Name = "Have Dinner", User = "1 (Alice Smith)" },
+        };
+
+    public static RouteGroupBuilder ToDoGroup(this RouteGroupBuilder group)
+    {
+        // GET
+        group.MapGet("/", () => data);
+        group.MapGet("/{id}", (int id) =>
+        {
+            var item = data.FirstOrDefault(x => x.Id == id);
+        });
+
+        // POST
+        group.MapPost("/", (ToDo model, ClaimsPrincipal user, HttpContext context) =>
+        {
+            model.Id = ToDo.NewId();
+            model.User = $"{user.FindFirst("sub")?.Value} ({user.FindFirst("name")?.Value})";
+
+            data.Add(model);
+
+            var url = new Uri($"{context.Request.GetEncodedUrl()}/{model.Id}");
+
+            return Results.Created(url, model);
+        });
+
+        // PUT
+        group.MapPut("/{id}", (int id, ToDo model, ClaimsPrincipal User) =>
+        {
+            var item = data.FirstOrDefault(x => x.Id == id);
+            if (item == null) return Results.NotFound();
+
+            item.Date = model.Date;
+            item.Name = model.Name;
+
+            return Results.NoContent();
+        });
+
+        // DELETE
+        group.MapDelete("/{id}", (int id) =>
+        {
+            var item = data.FirstOrDefault(x => x.Id == id);
+            if (item == null) return Results.NotFound();
+
+            data.Remove(item);
+
+            return Results.NoContent();
+        });
+
+        return group;
+    }
+}
+
+public class ToDo
+{
+    static int _nextId = 1;
+    public static int NewId()
+    {
+        return _nextId++;
+    }
+
+    public int Id { get; set; }
+    public DateTimeOffset Date { get; set; }
+    public string? Name { get; set; }
+    public string? User { get; set; }
+}

BFF/v4/Angular/Angular.Api/appsettings.Development.json

@@ -0,0 +1,8 @@
+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft.AspNetCore": "Warning"
+    }
+  }
+}

BFF/v4/Angular/Angular.Api/appsettings.json

@@ -0,0 +1,9 @@
+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft.AspNetCore": "Warning"
+    }
+  },
+  "AllowedHosts": "*"
+}

BFF/v4/Angular/Angular.Bff/Angular.Bff.csproj

@@ -0,0 +1,27 @@
+<Project Sdk="Microsoft.NET.Sdk.Web">
+
+  <PropertyGroup>
+    <TargetFramework>net10.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <InvariantGlobalization>true</InvariantGlobalization>
+    <SpaRoot>..\angular.ssr</SpaRoot>
+    <SpaProxyLaunchCommand>npm start</SpaProxyLaunchCommand>
+    <SpaProxyServerUrl>https://localhost:4200</SpaProxyServerUrl>
+    <RootNamespace>Angular.Bff</RootNamespace>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\angular.ssr\angular.ssr.esproj">
+      <ReferenceOutputAssembly>false</ReferenceOutputAssembly>
+    </ProjectReference>
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Duende.Bff.Yarp" Version="4.0.2" />
+    <PackageReference Include="Microsoft.AspNetCore.SpaProxy">
+      <Version>10.0.2</Version>
+    </PackageReference>
+  </ItemGroup>
+
+</Project>

BFF/v4/Angular/Angular.Bff/Program.cs

@@ -0,0 +1,78 @@
+// Copyright (c) Duende Software. All rights reserved.
+// Licensed under the MIT License. See LICENSE in the project root for license information.
+
+using Angular.Bff;
+using Duende.Bff;
+using Duende.Bff.DynamicFrontends;
+using Duende.Bff.Yarp;
+
+var builder = WebApplication.CreateBuilder(args);
+
+builder.Services.AddAuthentication(options =>
+{
+    options.DefaultScheme = BffAuthenticationSchemes.BffCookie;
+    options.DefaultChallengeScheme = BffAuthenticationSchemes.BffOpenIdConnect;
+    options.DefaultSignOutScheme = BffAuthenticationSchemes.BffOpenIdConnect;
+});
+
+builder.Services.AddBff()
+    .AddRemoteApis()
+    .ConfigureOpenIdConnect(options =>
+    {
+        options.Authority = "https://demo.duendesoftware.com";
+        options.ClientId = "interactive.confidential";
+        options.ClientSecret = "secret";
+        options.ResponseType = "code";
+        options.ResponseMode = "query";
+
+        options.GetClaimsFromUserInfoEndpoint = true;
+        options.MapInboundClaims = false;
+        options.SaveTokens = true;
+
+        options.Scope.Clear();
+        options.Scope.Add("openid");
+        options.Scope.Add("profile");
+        options.Scope.Add("api");
+        options.Scope.Add("offline_access");
+
+        options.TokenValidationParameters = new()
+        {
+            NameClaimType = "name",
+            RoleClaimType = "role"
+        };
+    })
+    .ConfigureCookies(options =>
+    {
+        options.Cookie.Name = "__Host-bff";
+        options.Cookie.SameSite = SameSiteMode.Strict;
+    });
+
+builder.Services.AddAuthorization();
+
+var app = builder.Build();
+
+app.UseDefaultFiles();
+app.MapStaticAssets();
+
+// Configure the HTTP request pipeline.
+
+app.UseHttpsRedirection();
+app.UseAuthentication();
+app.UseBff();
+app.UseAuthorization();
+app.MapBffManagementEndpoints();
+
+// Comment this out to use the external api
+app.MapGroup("/todos")
+    .ToDoGroup()
+    .RequireAuthorization()
+    .AsBffApiEndpoint();
+
+// Comment this in to use the external api
+//app.MapRemoteBffApiEndpoint("/todos", "https://localhost:7001/todos")
+//    .RequireAccessToken(Duende.Bff.TokenType.User);
+
+app.MapFallbackToFile("/index.html");
+
+app.Run();
+

BFF/v4/Angular/Angular.Bff/Properties/launchSettings.json

@@ -0,0 +1,16 @@
+{
+  "$schema": "http://json.schemastore.org/launchsettings.json",
+  "profiles": {
+    "https": {
+      "commandName": "Project",
+      "dotnetRunMessages": true,
+      "launchBrowser": true,
+      "applicationUrl": "https://localhost:6001",
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development",
+        "ASPNETCORE_HOSTINGSTARTUPASSEMBLIES": "Microsoft.AspNetCore.SpaProxy"
+      }
+    }
+  }
+}
+

BFF/v4/Angular/Angular.Bff/ToDoEndpointGroup.cs

@@ -0,0 +1,80 @@
+// Copyright (c) Duende Software. All rights reserved.
+// Licensed under the MIT License. See LICENSE in the project root for license information.
+
+using System.Security.Claims;
+using Microsoft.AspNetCore.Http.Extensions;
+
+namespace Angular.Bff;
+
+public static class TodoEndpointGroup
+{
+
+    private static readonly List<ToDo> data = new List<ToDo>()
+        {
+            new ToDo { Id = ToDo.NewId(), Date = DateTimeOffset.UtcNow, Name = "Demo ToDo API", User = "2 (Bob Smith)" },
+            new ToDo { Id = ToDo.NewId(), Date = DateTimeOffset.UtcNow.AddHours(1), Name = "Stop Demo", User = "2 (Bob Smith)" },
+            new ToDo { Id = ToDo.NewId(), Date = DateTimeOffset.UtcNow.AddHours(4), Name = "Have Dinner", User = "1 (Alice Smith)" },
+        };
+
+    public static RouteGroupBuilder ToDoGroup(this RouteGroupBuilder group)
+    {
+        // GET
+        group.MapGet("/", () => data);
+        group.MapGet("/{id}", (int id) =>
+        {
+            var item = data.FirstOrDefault(x => x.Id == id);
+        });
+
+        // POST
+        group.MapPost("/", (ToDo model, ClaimsPrincipal user, HttpContext context) =>
+        {
+            model.Id = ToDo.NewId();
+            model.User = $"{user.FindFirst("sub")?.Value} ({user.FindFirst("name")?.Value})";
+
+            data.Add(model);
+
+            var url = new Uri($"{context.Request.GetEncodedUrl()}/{model.Id}");
+
+            return Results.Created(url, model);
+        });
+
+        // PUT
+        group.MapPut("/{id}", (int id, ToDo model, ClaimsPrincipal User) =>
+        {
+            var item = data.FirstOrDefault(x => x.Id == id);
+            if (item == null) return Results.NotFound();
+
+            item.Date = model.Date;
+            item.Name = model.Name;
+
+            return Results.NoContent();
+        });
+
+        // DELETE
+        group.MapDelete("/{id}", (int id) =>
+        {
+            var item = data.FirstOrDefault(x => x.Id == id);
+            if (item == null) return Results.NotFound();
+
+            data.Remove(item);
+
+            return Results.NoContent();
+        });
+
+        return group;
+    }
+}
+
+public class ToDo
+{
+    static int _nextId = 1;
+    public static int NewId()
+    {
+        return _nextId++;
+    }
+
+    public int Id { get; set; }
+    public DateTimeOffset Date { get; set; }
+    public string? Name { get; set; }
+    public string? User { get; set; }
+}

BFF/v4/Angular/Angular.Bff/appsettings.Development.json

@@ -0,0 +1,8 @@
+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft.AspNetCore": "Warning"
+    }
+  }
+}

BFF/v4/Angular/Angular.Bff/appsettings.json

@@ -0,0 +1,9 @@
+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Information",
+      "Microsoft.AspNetCore": "Warning"
+    }
+  },
+  "AllowedHosts": "*"
+}