Completed backend for developer assessment

Backend/TodoList.Api.UnitTests/ControllerTests/TodoItemsControllerTests/PostTodoItemTests.cs

@@ -0,0 +1,67 @@
+using System.Threading;
+using System.Threading.Tasks;
+using FakeItEasy;
+using Microsoft.AspNetCore.Mvc;
+using TodoList.Api.Controllers;
+using TodoList.Services.Modules.TodoListModule;
+using TodoList.Services.Modules.TodoListModule.Models;
+using TodoList.Services.Modules.TodoListModule.ViewModels;
+using TodoList.Services.Shared;
+using Xunit;
+
+namespace TodoList.Api.UnitTests.ControllerTests.TodoItemsControllerTests
+{
+    public class PostTodoItemTests
+    {
+        [Fact]
+        public async Task ShouldReturnCreatedItemWhenValidInputPassed()
+        {
+            // Arrange
+            var cancellationToken = CancellationToken.None;
+            var description = "Test";
+            var todoItemModel = new CreateTodoItemModel { Description = description };
+            var itemCreated = new GetTodoItemViewModel { Description = description };
+            var serviceResult = new ServiceResult<GetTodoItemViewModel>();
+            serviceResult.ToResourceCreatedResult(itemCreated);
+
+            var fakeService = A.Fake<ITodoListService>();
+            A.CallTo(() => fakeService.CreateTodoItem(todoItemModel, cancellationToken))
+                .Returns(Task.FromResult(serviceResult));
+
+            var controller = new TodoItemsController(fakeService);
+
+            // Act
+            var actionResult = await controller.PostTodoItem(todoItemModel, cancellationToken);
+
+            // Assert
+            A.CallTo(() => fakeService.CreateTodoItem(todoItemModel, cancellationToken)).MustHaveHappenedOnceExactly();
+            var createdAtActionResult = Assert.IsType<CreatedAtActionResult>(actionResult);
+            Assert.Equal(nameof(controller.GetTodoItem), createdAtActionResult.ActionName);
+            Assert.Equal(itemCreated, createdAtActionResult.Value);
+        }
+
+        [Fact]
+        public async Task ShoudlReturnBadRequestWhenInvalidInputPassed()
+        {
+            // Arrange
+            var cancellationToken = CancellationToken.None;
+            CreateTodoItemModel todoItemModel = null;
+
+            var serviceResult = new ServiceResult<GetTodoItemViewModel>();
+            serviceResult.BadRequestWithMessage("Description is required");
+
+            var fakeService = A.Fake<ITodoListService>();
+            A.CallTo(() => fakeService.CreateTodoItem(todoItemModel, cancellationToken))
+                .Returns(Task.FromResult(serviceResult));
+
+            var controller = new TodoItemsController(fakeService);
+
+            // Act
+            var actionResult = await controller.PostTodoItem(todoItemModel, cancellationToken);
+
+            // Assert
+            var badRequestResult = Assert.IsType<BadRequestObjectResult>(actionResult);
+            Assert.Equal("Description is required", badRequestResult.Value);
+        }
+    }
+}

Backend/TodoList.Api/TodoList.Api.UnitTests/TodoList.Api.UnitTests.csproj → Backend/TodoList.Api.UnitTests/TodoList.Api.UnitTests.csproj

@@ -7,6 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="FakeItEasy" Version="7.4.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.4.1" />
     <PackageReference Include="xunit" Version="2.4.2" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5">

Backend/TodoList.Api.sln

@@ -0,0 +1,85 @@
+
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+MinimumVisualStudioVersion = 10.0.40219.1
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+EndProject
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+EndProject
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+EndProject
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+EndProject
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+EndProject
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+EndProject
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+EndProject
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+EndProject
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+EndProject
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+EndProject
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+EndGlobal

Backend/TodoList.Api/Configurations/ApiVersioningAndSwaggerConfiguration.cs

@@ -0,0 +1,36 @@
+using Microsoft.AspNetCore.Builder;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.OpenApi.Models;
+
+namespace TodoList.Api.Configurations
+{
+    public static class ApiVersioningAndSwaggerConfiguration
+    {
+        public static void AddApiVersioningAndSwagger(this IServiceCollection services)
+        {
+            services.AddApiVersioning(options =>
+            {
+                options.ReportApiVersions = true;
+                options.DefaultApiVersion = new ApiVersion(1, 0);
+                options.ReportApiVersions = true;
+                options.AssumeDefaultVersionWhenUnspecified = true;
+            });
+
+            services.AddSwaggerGen(c =>
+            {
+                c.SwaggerDoc("v1", new OpenApiInfo { Title = "TodoList.Api" });
+            });
+
+            services.AddSwaggerGen();
+
+        }
+
+        public static IApplicationBuilder UseSwaggerEndpoint(this IApplicationBuilder app)
+        {
+            app.UseSwagger();
+            app.UseSwaggerUI(c => c.SwaggerEndpoint("/swagger/v1/swagger.json", "TodoList.Api v1"));
+            return app;
+        }
+    }
+}

Backend/TodoList.Api/Configurations/CorsConfiguration.cs

@@ -0,0 +1,30 @@
+using Microsoft.AspNetCore.Builder;
+using Microsoft.Extensions.DependencyInjection;
+
+namespace TodoList.Api.Configurations
+{
+    public static class CorsConfiguration
+    {
+        public static IServiceCollection AddCorsPolicies(this IServiceCollection services, string policyName)
+        {
+            services.AddCors(options =>
+            {
+                options.AddPolicy(policyName,
+                      builder =>
+                      {
+                          builder.AllowAnyOrigin()
+                                 .AllowAnyHeader()
+                                 .AllowAnyMethod();
+                      });
+            });
+
+            return services;
+        }
+
+        public static IApplicationBuilder UseCorsPolicy(this IApplicationBuilder applicationBuilder, string poliocyName)
+        {
+            applicationBuilder.UseCors(poliocyName);
+            return applicationBuilder;
+        }
+    }
+}

Backend/TodoList.Api/Configurations/InfrastructureConfiguration.cs

@@ -0,0 +1,18 @@
+using Microsoft.Extensions.DependencyInjection;
+using TodoList.Infrastructure.Application.Services.Extensions;
+using TodoList.Infrastructure.Persistence.EFCore.Extensions;
+
+namespace TodoList.Api.Configurations
+{
+    public static class InfrastructureConfiguration
+    {
+        public static void AddApplicationServices(this IServiceCollection services)
+        {
+            services.AddAppServices();
+        }
+        public static void AddEfCoreAsPersistence(this IServiceCollection services)
+        {
+            services.AddInMemoryPersistence();
+        }
+    }
+}

Backend/TodoList.Api/Controllers/ApiControllerBase.cs

@@ -0,0 +1,8 @@
+using Microsoft.AspNetCore.Mvc;
+
+namespace TodoList.Api.Controllers
+{
+    public abstract class ApiControllerBase: ControllerBase
+    {
+    }
+}

Backend/TodoList.Api/Controllers/TodoItemsController.cs

@@ -0,0 +1,74 @@
+using System;
+using System.Threading;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.Extensions.Logging;
+using TodoList.Services.Modules.TodoListModule;
+using TodoList.Services.Modules.TodoListModule.Models;
+using TodoList.Services.Shared;
+
+namespace TodoList.Api.Controllers
+{
+
+    [ApiVersion("1")]
+    [Route("api/v{version:apiVersion}/[controller]")]
+    [ApiController]
+    public class TodoItemsController : ApiControllerBase
+    {
+        private readonly ITodoListService todoListService;
+
+        public TodoItemsController(ITodoListService todoListService)
+        {
+            this.todoListService = todoListService;
+        }
+
+        // GET: api/TodoItems/...
+        [HttpGet]
+        public async Task<IActionResult> GetTodoItem(CancellationToken token)
+        {
+            var result = await this.todoListService.GetItems(token).ConfigureAwait(false);
+            return Ok(result);
+        }
+
+        [HttpGet("{id}")]
+        public async Task<IActionResult> GetTodoItem(Guid id, CancellationToken token)
+        {
+            var result = await this.todoListService.GetItem(id, token).ConfigureAwait(false);
+
+            if (result.ResultCode == ResultCode.NotFound)
+            {
+                return NotFound();
+            }
+
+            return Ok(result);
+        }
+
+        // POST: api/TodoItems 
+        [HttpPost]
+        public async Task<IActionResult> PostTodoItem(CreateTodoItemModel todoItem, CancellationToken token)
+        {
+            var result = await this.todoListService.CreateTodoItem(todoItem, token).ConfigureAwait(false);
+            if (result.ResultCode == ResultCode.Created)
+            {
+                return CreatedAtAction(nameof(GetTodoItem), new { id = result.Result.Id }, result.Result);
+            }
+
+            return BadRequest(result.Message);
+
+        }
+
+        // PUT: api/TodoItems/... 
+        [HttpPut("{id}")]
+        public async Task<IActionResult> PutTodoItem(Guid id, UpdateTodoItemModel todoItem, CancellationToken token)
+        {
+            var result = await this.todoListService.UpdateTodoItemStatus(id, todoItem, token).ConfigureAwait(false);
+
+            if (result.ResultCode == ResultCode.NotFound)
+            {
+                return NotFound();
+            }
+
+            return NoContent();
+        }
+    }
+}

Backend/TodoList.Api/Models/ApiErrorResponse.cs

@@ -0,0 +1,14 @@
+using System.Collections.Generic;
+
+namespace TodoList.Api.Models
+{
+    public class ApiErrorResponse
+    {
+        public string Type { get; set; }
+        public string Title { get; set; }
+        public string Detail { get; set; }
+        public int Status { get; set; }
+        public string Instance { get; set; }
+        public IEnumerable<Dictionary<string, string[]>> Errors { get; set; }
+    }
+}

Backend/TodoList.Api/TodoList.Api/Properties/launchSettings.json → Backend/TodoList.Api/Properties/launchSettings.json

@@ -12,8 +12,7 @@
     "IIS Express": {
       "commandName": "IISExpress",
       "launchBrowser": true,
-      //"launchUrl": "swagger",
-      "launchUrl": "api/todoitems",
+      "launchUrl": "swagger",
       "environmentVariables": {
         "ASPNETCORE_ENVIRONMENT": "Development"
       }
@@ -22,8 +21,7 @@
       "commandName": "Project",
       "dotnetRunMessages": "true",
       "launchBrowser": true,
-      //"launchUrl": "swagger",
-      "launchUrl": "api/todoitems",
+      "launchUrl": "swagger",
       "applicationUrl": "https://localhost:5001;http://localhost:5000",
       "environmentVariables": {
         "ASPNETCORE_ENVIRONMENT": "Development"