Course
Skills
ASP.NET Core Web API Fundamentals
In this course, you'll learn how to build an API with ASP.NET Core that connects to a database via Entity Framework Core from scratch.
What you'll learn
ASP.NET Core is a great platform for building APIs with. In this course, ASP.NET Core Web API Fundamentals, you'll learn how to build an API with ASP.NET Core that connects to a database via Entity Framework Core. First, you’ll learn how to get started with API building in ASP.NET Core. Next, you’ll discover how to get and manipulate data from services, use the built-in dependency injection system, and work with configuration files. Finally, you’ll learn how to connect to a database through Entity Framework Core and how to document your API. When you’re finished with this course, you will be able to build an API from scratch with ASP.NET Core.
Table of contents
Course Overview
1min
Getting Acquainted with ASP.NET Core
47mins
- Coming Up 3m
- About the Course Structure 4m
- Course Prerequisites 0m
- Frameworks and Tooling 4m
- ASP.NET Core: The Big Picture 4m
- Approaches to Building APIs with ASP.NET Core 2m
- Demo: Creating and Running a New ASP.NET Core Project 10m
- Demo: Running an ASP.NET Core Project Using the CLI 3m
- Demo: Inspecting the ASP.NET Core API Project Code Structure 7m
- The ASP.NET Core Request Pipeline & Middleware 2m
- Checkpoint 01 - Add Swagger Middleware 0m
- Demo: Configuring the ASP.NET Core Request Pipeline 3m
- Demo: Working with Different Environments 4m
- Checkpoint 02 - Add Swagger Development Only 0m
- Summary 2m
- Exercise 01 - Add Middleware 0m
Creating the API and Returning Resources
69mins
- Coming Up 1m
- Clarifying the MVC Pattern 4m
- Demo: Registering API Services on the Container 2m
- Demo: Returning Resources (Part 1) 3m
- Learning About Routing 5m
- Demo: Returning Resources (Part 2) 4m
- Checkpoint 03 - Add HttpGet Attribute 0m
- Demo: Using Postman 5m
- Checkpoint 04 - Add Route Attribute 0m
- Demo: Improving the Architecture with Model Classes 7m
- Exercise 02 - Getting Resources 0m
- The Importance of Status Codes 4m
- Demo: Returning Correct Status Codes 5m
- Demo: Returning Child Resources 8m
- Describing Error Responses with Problem Details 1m
- Demo: Manipulating ProblemDetails Responses 3m
- Checkpoint 05 - Return Not Found 0m
- Content Negotiation 4m
- Demo: Formatters and Content Negotiation 4m
- Demo: Getting a File 6m
- Summary 2m
- Checkpoint 06 - Add XML Formatters 0m
- Checkpoint 07 - Return File 0m
Manipulating Resources and Validating Input
48mins
- Coming Up 1m
- Passing Data to the API 3m
- Demo: Creating a Resource 9m
- Checkpoint 08 - Use Binding Source Attribute 0m
- Demo: Validating Input 7m
- A Validation Alternative 1m
- Checkpoint 09 - Add Validation Attribute 0m
- Demo: Updating a Resource 6m
- Partially Updating a Resource 3m
- Demo: Adding Support for JsonPatchDocument 2m
- Demo: Partially Updating a Resource 9m
- Demo: Deleting a Resource 2m
- Demo: Creating a File 5m
- Checkpoint 10 - Accept JsonPatchDocument 0m
- Summary 3m
- Exercise 03 - Manipulating Resources 0m
Working with Services and Dependency Injection
53mins
- Coming Up 1m
- Inversion of Control and Dependency Injection 4m
- Demo: Injecting and Using a Logger 8m
- Demo: Logging Exceptions 3m
- Checkpoint 11 - Change Log Level 0m
- Demo: Globally Handling and Logging Exceptions 8m
- Demo: Replacing the Default Logger and Logging to a File 6m
- Demo: Implementing and Using a Custom Service 5m
- Exercise 04 - Logging 0m
- Demo: Registering a Service by Interface 7m
- Checkpoint 12 - Register a Service 0m
- Demo: Working with Configuration Files 4m
- Demo: Scoping Configuration to Environments 4m
- Exercise 05 - Dependency Injection 0m
- Summary 2m
- Checkpoint 13 - Read From Configuration 0m
Getting Acquainted with Entity Framework Core
44mins
- Coming Up 1m
- Introducing Entity Framework Core 3m
- Demo: Creating Entity Classes 9m
- Demo: Creating a DbContext 7m
- Checkpoint 14 - Create DbContext 0m
- Demo: Working with Migrations 7m
- Demo: Seeding the Database with Data 2m
- Checkpoint 15 - Add Migration 0m
- Demo: Safely Storing Sensitive Configuration Data 8m
- SQL Injection 5m
- Checkpoint 16 - Seed Database 0m
- Summary 3m
- Exercise 06 - EF Core 0m
Using Entity Framework Core in Your Controllers
59mins
- Coming Up 1m
- Introducing the Repository Pattern 3m
- Demo: Introducing the Repository Pattern (Part 1) 3m
- The Purpose of Asynchronous Code 4m
- Demo: Introducing the Repository Pattern (Part 2) 7m
- Checkpoint 17 - Add Repository Method 0m
- Demo: Returning Data from the Repository When Requesting Resources (Part 1) 5m
- Demo: Using AutoMapper to Map Between Entities and DTOs 6m
- Demo: Returning Data from the Repository When Requesting Resources (Part 2) 10m
- Checkpoint 18 - Register AutoMapper 0m
- Demo: Creating a Resource 7m
- Checkpoint 19 - Create AutoMapper Map 0m
- Demo: Updating a Resource 3m
- Demo: Partially Updating a Resource 4m
- Demo: Deleting a Resource 4m
- Summary 1m
- Exercise 07 - EF Core Integration 0m
Searching, Filtering, and Paging Resources
29mins
- Coming Up 0m
- Searching and Filtering Resources 2m
- Demo: Filtering Resources 5m
- Checkpoint 20 - Accept Query String Value 0m
- Demo: Searching Through Resources 5m
- Deferred Execution 2m
- Checkpoint 21 - Implement Search Query 0m
- Paging Through Resources 2m
- Demo: Paging Through Resources 6m
- Returning Pagination Metadata 2m
- Demo: Returning Pagination Metadata 4m
- Summary 2m
- Checkpoint 22 - Return Pagination Metadata 0m
- Exercise 08 - Paging Filtering Searching 0m
Securing Your API
49mins
- Coming Up 1m
- A Few Words on Securing APIs 3m
- Implementing Token-based Security 3m
- Demo: Creating a Token 11m
- Checkpoint 23 - Generate Token 0m
- Demo: Requiring and Validating a Token 6m
- Demo: Using Information from the Token in Your Controller 4m
- Checkpoint 24 - Validate Token 0m
- Working with Authorization Policies 2m
- Demo: Using Information from the Token in an Authorization Policy 4m
- Generating a Token with dotnet user-jwts 2m
- Demo: Generating a Token with dotnet user-jwts 10m
- Checkpoint 25 - Create Authorization Policy 0m
- Improving Token-based Security with OAuth2 and OpenID Connect 2m
- Exercise 09 - Tokens 0m
- Summary 2m
Versioning and Documenting Your API
41mins
- Coming Up 1m
- Versioning Your API 2m
- Demo: Supporting Versioning 4m
- Demo: Versioning Your API 5m
- Checkpoint 26 - Add Versioned Route 0m
- Demo: Supporting Versioned Routes 2m
- Documenting Your API with OpenAPI / Swagger 4m
- Exercise 10 - Versioning 0m
- Demo: Adding Swagger Support to a Project 3m
- Demo: Incorporating XML Comments on Actions 4m
- Demo: Describing Response Types and Status Codes 2m
- Demo: Supporting Different Documentation Versions 5m
- Checkpoint 27 - Return Status Code in Documentation 0m
- Documenting API Authentication 2m
- Demo: Adding Authentication Support to Your Documentation 4m
- Exercise 11 - Documenting 0m
- Summary 2m
Testing and Deploying Your API
69mins
- Coming Up 1m
- Testing API Endpoints 3m
- Demo: Installing the HTTP_REPL 2m
- Demo: Testing an API with the HTTP_REPL 9m
- Demo: Supporting Authenticated Requests When Testing with the HTTP_REPL 4m
- Demo: Testing with .http Files 7m
- Demo: Supporting Authenticated Requests When Testing with .http Files 2m
- Demo: Facilitating API testing with Endpoints Explorer 2m
- Hosting and Deploying an ASP.NET Core API 2m
- Considering Your Deployment and Hosting Options 2m
- Dealing with Proxies and Load Balancers 2m
- Demo: Configuring the Forwarded Headers Middleware 1m
- Demo: Deploying to an Azure App Service 9m
- Demo: Configuring Logging on Application Insights 12m
- Demo: Improving Storing Secrets with Azure Key Vault 8m
- Learning More About Deployments 2m
- Summary 2m
About the author
Kevin Dockx is a freelance solution architect, author & consultant, living in Antwerp (Belgium). He's mainly focused on solution/application architectures & security for web-based (API) applications built with .NET, but he also keeps an eye out for new developments concerning other products from the .NET stack. He's a Microsoft MVP and board member of the RD MS Community. He's also a regular speaker at various (inter)national conferences & user group events, and works on various open source pro... more