Code like a Pro in C#

inside front cover
    Clean Code Checklist
Code like a Pro in C#
Copyright
contents
front matter
    preface
    acknowledgments
    about this book
    Who should read this book
    How this book is organized: A roadmap
    About the code
    liveBook discussion forum
    about the author
    about the cover illustration
Part 1 Using C# and .NET
1 Introducing C# and .NET
    1.1 Why work in C#?
        1.1.1 Reason 1: C# is economical
        1.1.2 Reason 2: C# is maintainable
        1.1.3 Reason 3: C# is developer friendly and easy to use
    1.2 Why not work in C#?
        1.2.1 Operating system development
        1.2.2 Real-time operating system embedded development in C#
        1.2.3 Numerical computing and C#
    1.3 Switching to C#
    1.4 What you will learn in this book
    1.5 What you will not learn in this book
    Summary
2 .NET and how it compiles
    2.1 What is the .NET Framework?
    2.2 What is .NET 5?
    Exercises
    2.3 How CLI-compliant languages are compiled
        2.3.1 Step 1: C# code (high-level)
        2.3.2 Step 2: Common Intermediate Language (assembly level)
        2.3.3 Step 3: Native code (processor level)
    Exercises
    Summary
Part 2 The existing codebase
3 How bad is this code?
    3.1 Introducing Flying Dutchman Airlines
    3.2 Pieces of the puzzle: Taking a look at our requirements
        3.2.1 Object-relational mapping
        3.2.2 The GET /flight endpoint: Retrieving information on all flights
        3.2.3 The GET /flight/{flightNumber} endpoint: Getting specific flight information
        3.2.4 The POST /booking/{flightNumber} endpoint: Booking a flight
    3.3 Coming to terms with the existing codebase
        3.3.1 Assessing the existing database schema and its tables
        3.3.2 The existing codebase: Web service configuration files
        3.3.3 Considering models and views in the existing codebase
    Summary
4 Manage your unmanaged resources!
    4.1 The FlightController: Assessing the GET /flight endpoint
        4.1.1 The GET /flight endpoint and what it does
        4.1.2 Method signature: The meaning of ResponseType and typeof
        4.1.3 Collecting flight information with collections
        4.1.4 Connection strings, or how to give a security engineer a heart attack
        4.1.5 Using IDisposable to release unmanaged resources
        4.1.6 Querying a database with SqlCommand
    4.2 The FlightController: Assessing GET /flight/{flightNumber}
    4.3 The FlightController: POST /flight
    4.4 The FlightController: DELETE /flight/{flightNumber}
    Exercises
    Summary
Part 3 The database access layer
5 Setting up a project and database with Entity Framework Core
    5.1 Creating a .NET 5 solution and project
    5.2 Setting up and configuring a web service
        5.2.1 Configuring a .NET 5 web service
        5.2.2 Creating and using HostBuilder
        5.2.3 Implementing the Startup class
        5.2.4 Using the repository/service pattern for our web service architecture
    5.3 Implementing the database access layer
        5.3.1 Entity Framework Core and reverse-engineering
        5.3.2 DbSet and the Entity Framework Core workflow
        5.3.3 Configuration methods and environment variables
        5.3.4 Setting an environment variable on Windows
        5.3.5 Setting an environment variable on macOS
        5.3.6 Retrieving environment variables at run time in your code
    Exercises
    Summary
Part 4 The repository layer
6 Test-driven development and dependency injection
    6.1 Test-driven development
    Exercises
    6.2 The CreateCustomer method
        6.2.1 Why you should always validate input arguments
        6.2.2 Using “arrange, act, assert” to write unit tests
        6.2.3 Validating against invalid characters
        6.2.4 In-lining test data with the [DataRow] attribute
        6.2.5 Object initializers and autogenerated code
        6.2.6 Constructors, reflection, and asynchronous programming
        6.2.7 Locks, mutexes, and semaphores
        6.2.8 Synchronous to asynchronous execution . . . continued
        6.2.9 Testing Entity Framework Core
        6.2.10 Controlling dependencies with dependency injection
    Exercises
    Summary
7 Comparing objects
    7.1 The GetCustomerByName method
        7.1.1 Question marks: Nullable types and their applications
        7.1.2 Custom exceptions, LINQ, and extension methods
    7.2 Congruence: From the Middle Ages to C#
        7.2.1 Creating a “comparer” class using EqualityComparer<T>
        7.2.2 Testing equality by overriding the Equals method
        7.2.3 Overloading the equality operator
    Exercises
    Summary
8 Stubbing, generics, and coupling
    8.1 Implementing the Booking repository
    8.2 Input validation, separation of concerns, and coupling
    Exercises
    8.3 Using object initializers
    8.4 Unit testing with stubs
    8.5 Programming with generics
    8.6 Providing default arguments by using optional parameters
    8.7 Conditionals, Func, switches, and switch expressions
        8.7.1 The ternary conditional operator
        8.7.2 Branching using an array of functions
        8.7.3 Switch statements and expressions
        8.7.4 Querying for pending changes in Entity Framework Core
    Exercises
    Summary
9 Extension methods, streams, and abstract classes
    9.1 Implementing the Airport repository
    9.2 Getting an Airport out of the database by its ID
    9.3 Validating the AirportID input parameter
    9.4 Output streams and being specifically abstract
    9.5 Querying the database for an Airport object
    9.6 Implementing the Flight repository
        9.6.1 The IsPositive extension method and “magic numbers”
        9.6.2 Getting a flight out of the database
    Exercises
    Summary
Part 5 The service layer
10 Reflection and mocks
    10.1 The repository/service pattern revisited
        10.1.1 What is the use of a service class?
    Exercises
    10.2 Implementing the CustomerService
        10.2.1 Setting up for success: Creating skeleton classes
        10.2.2 How to delete your own code
    Exercises
    10.3 Implementing the BookingService
        10.3.1 Unit testing across architectural layers
        10.3.2 The difference between a stub and a mock
        10.3.3 Mocking a class with the Moq library
        10.3.4 Calling a repository from a service
    Exercises
    Summary
11 Runtime type checking revisited and error handling
    11.1 Validating input parameters of a service layer method
        11.1.1 Runtime type checks with the is and as operators
        11.1.2 Type checking with the is operator
        11.1.3 Type checking with the as operator
        11.1.4 What did we do in section 11.1?
    11.2 Cleaning up the BookingServiceTests class
    11.3 Foreign key constraints in service classes
        11.3.1 Calling the Flight repository from a service class
    Exercises
    Summary
12 Using IAsyncEnumerable<T> and yield return
    12.1 Do we need an AirportService class?
    12.2 Implementing the FlightService class
        12.2.1 Getting information on a specific flight from the FlightRepository
        12.2.2 Combining two data streams into a view
        12.2.3 Using the yield return keywords with try-catch code blocks
        12.2.4 Implementing GetFlightByFlightNumber
    Exercises
    Summary
Part 6 The controller layer
13 Middleware, HTTP routing, and HTTP responses
    13.1 The controller class within the repository/service pattern
    13.2 Determining what controllers to implement
    13.3 Implementing the FlightController
        13.3.1 Returning HTTP responses with the IActionResult interface (GetFlights)
        13.3.2 Injecting dependencies into a controller using middleware
        13.3.3 Implementing the GET /Flight/{FlightNumber} endpoint
    13.4 Routing HTTP requests to controllers and methods
    Exercises
    Summary
14 JSON serialization/ deserialization and custom model binding
    14.1 Implementing the BookingController class
        14.1.1 Introduction to data deserialization
        14.1.2 Using the [FromBody] attribute to deserialize incoming HTTP data
        14.1.3 Using a custom model binder and method attribute for model binding
        14.1.4 Implementing the CreateBooking endpoint method logic
    14.2 Acceptance testing and Swagger middleware
        14.2.1 Manual acceptance testing with an OpenAPI specification
        14.2.2 Generating an OpenAPI specification at runtime
    14.3 The end of the road
    Summary
appendix A Exercise answers
    Chapter 2: .NET and how it compiles
    Chapter 4: Manage your unmanaged resources!
    Chapter 5: Setting up a project and database with Entity Framework Core
    Chapter 6: Test-driven development and dependency injection
    Chapter 7: Comparing objects
    Chapter 8: Stubbing, generics, and coupling
    Chapter 9: Extension methods, streams, and abstract classes
    Chapter 10: Reflection and mocks
    Chapter 11: Runtime type checking revisited and error handling
    Chapter 12: Using IAsyncEnumerable<T> and yield return
    Chapter 13: Middleware, HTTP routing, and HTTP responses
appendix B Clean code checklist
appendix C Installation guides
appendix D OpenAPI FlyTomorrow
appendix E Reading list
index
inside back cover
    Clean Code Checklist