/net-core-exercises

Primary LanguageC#

ASP.NET Core Exercises!

01_DI

Create WebAPI project using dotnet new webapi command. Register in Startup class 2 services to default Service Provider

  • service A (choose better name if you want) registered as SCOPED
  • service B (choose better name if you want) registered as SINGLETON Inject via constructor service A into service B. Run the app. What happends? Fix problem using IServiceProvider.
02_DI

Create WebAPI project using dotnet new webapi command. Register in Startup class 3 services to default Service Provider:

  • all services implement same interface
  • inject all services to WebAPI Controller using only one object(IEnumerable)
  • use all services in one of the Controller's action

03_Middleware Create Empty ASP.NET Core project. Create cutom middleware class and add it to the app request pipeline in Startup class:

  • custom middleware class should read data from URL query and add data as an request header
04_Logging

Create WebAPI project using dotnet new webapi command. Add fallowing changes to the app:

  • Add logging to Controller's action and log info about request origin
  • Log some message in Configure method in Startup class
  • *Add logging to Program class and log something similar to "App is starting!"
05_Logging

Create WebAPI project using dotnet new webapi command or use one from exercise 04_Logging. Add fallowing changes to the app:

  • Add Third-party logging provider
  • Configure it to log messeages into file.
06_Configuration

Create WebAPI project using dotnet new webapi command. Add fallowing changes to the app:

  • Inject interface IConfiguration to scaffolded Controller
  • Read from configuration file and return value as an response to Controller's action.
  • Add another COntroller's action that will return value from configuration file depends on Environment!
  • Read from Env variables
07_Options

Create WebAPI project using dotnet new webapi command. Add fallowing changes to the app:

  • Add separate json file with some data in it,
  • Add json file to App Configuration,
  • Bind data from json file to class using Configure method in Startup class,
  • Use binded class in COntroller by injectin IOptionsMonitor<T> interface
08_Routing

Create MVC project using dotnet new mvc command or Visual Studio. Add fallowing changes to the app:

  • Add new MVC controller with action that return some string value
  • Add dedicated convention-based routing in Startup class for created controller
  • Add new WebAPI controller with attribute routing and 3 actions:
    • First action with [HttpGet("<choose value here>")] attribute
    • Second action with [Route("<choose value here>")] attribute
    • Third action with [Route("/<choose value here>")] attribute
  • Change Starup class to handle attribute routing
  • Check if all actions are accessible
09_ViewsInMvc

Create MVC project using dotnet new mvc command or Visual Studio. Add fallowing changes to the app:

  • Add new empty MVC controller and 3 different actions
  • Every action should return different view
  • Add partial view to one of the views
  • Add different layout to views for created controller
10_ViewsAndData

Create MVC project using dotnet new mvc command or Visual Studio. Add fallowing changes to the app:

  • Add new empty MVC controller and 3 different actions
  • Every action should return different view
  • First action should pass data to view using ViewData object
    • *Use [ViewData] attribute
  • Second action should pass data to view using ViewBag object
  • Third action should pass data to view using strongly typed model
  • *Add partial view to every view and pass data
11_TagHelpers

Create MVC project using dotnet new mvc command or Visual Studio. Add fallowing changes to the app:

  • Add new empty MVC controller and 3 different actions
  • Every action should return different view
  • Inevery view use at least one different tag helper: -anchor tag helper -environment tag helper -form tag helper
  • Create custom tag helper
12_RazorAndTagHelpers

Create MVC project using dotnet new mvc command or Visual Studio. Add fallowing changes to the app:

  • Add new empty MVC controller and 4 different actions:
    • Index
    • IfStatement
    • ForEachLoop
    • Environment
  • Add link to Index action to default Layout using anchor tag helper
  • Add class Student with at least 3 public properties
  • Add view for Index action and create there object of Student class using data from ViewData or using casting
  • Add view for IfStatement action and create there if else statement based on data from ViewBag and showing different buttons depends on data
13_LibraryCRUD

Using ASP.NET Core MVC create an app, that will have fallowing functionality:

  • 3 tables:
    • Authors
    • Books
    • Clients
  • Relations:
    • Author can have many books
    • Book can have many authors
    • Client can borrow many boks
  • Create service for seeding data
  • Create controllers and views for CRUD operations
14_LibraryCRUD

Using created app from exercise #14 add following changes:

  • Add model validation