2 asp dotnet core api building first m2 slides kho tài liệu training

This bullet list... This slide is with animations Model-View-ControllerArchitectural pattern Loose coupling, separation of concerns: testability, reuse Not the full application architec

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ASP.NET Core MVC

ASP.NET MVC

(client-facing web applications)

ASP.NET Web API

(http services)

Middleware for Building an API

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Model-View-ControllerArchitectural pattern

Loose coupling, separation of concerns: testability, reuse

Not the full application architecture!

Clarifying the MVC Pattern

Model

Clarifying the MVC Pattern

Consumer of the API

Resource representation

(often JSON)

Model

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Matches request URI to controller method

Convention-based and attribute-based routing

Learning About Routing

app.UseMvc(config => {

config.MapRoute(

name: "Default",template: "{controller}/{action}/{id?}",defaults: new { controller="Home", action="Index" }); });

Convention-based Routing

Conventions need to be configured

Not advised for API’s

HTTP Method Attribute Level Sample URI

GET HttpGet Action /api/cities

/api/cities/1 POST HttpPost Action /api/cities

PUT HttpPut Action /api/cities/1

PATCH HttpPatch Action /api/cities/1 DELETE HttpDelete Action /api/cities/1

- Route Controller

-Routing

- What is responsible for a failed request

The Importance of Status Codes

500 – Internal Server Error

Media type is passed via the Accept header

Output formatter

Deals with output

Media type: accept header

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Model-View-Controller

- Model: application data logic

- View: display data

- Controller: interaction between View and Model

- More reuse, better testabilityRouting: maps URI to controller method

Summary

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Content negotiation: selecting the best representation for a given response

- Output formatters (accept header)

- Input formatters (content-type header)

Summary