Comment pouvez-vous utiliser le modèle MVC pour améliorer la maintenabilité du code ?

In simple Terms M - Model It's for your database design and schema V - View It's what the user will see C - Controllers it's what connects between M & V

In my experience the MVC pattern can greatly improve the maintainability of code. The main reason for this is that a developer can easily understand the parts of the code when it is separated into parts. It is much harder to figure out the code when there is not a set pattern as you have to carefully navigate from function to function to make sure everything is working properly and to understand how any changes will affect the rest of the program.

The MVC architecture pattern turns complex application development into a much more manageable process. It allows several developers to simultaneously work on the application. Model: The backend that contains all the data logic View: The frontend or graphical user interface (GUI) Controller: The brains of the application that controls how data is displayed

MVC (Model-View-Controller). What is the MVC Pattern? MVC is a software architecture pattern that divides an application into three main components: Model: Represents the application's business logic and data. Responsible for retrieving and storing data, as well as manipulating the application's logic. View: This is the user interface, responsible for displaying data to the user and capturing user input. It does not contain business logic, it only displays the information provided by the model. Controller: Acts as an intermediary between the model and the view. It responds to user events, handles user input and updates the model and view as necessary.

The MVC (Model-View-Controller) pattern enhances code maintainability by separating concerns within an application. In this architectural pattern, the Model represents the data and business logic, ensuring a clear separation from the user interface. The View handles the presentation layer, displaying information to users, while the Controller acts as an intermediary, managing user inputs and updating the Model accordingly. This separation of concerns streamlines development by allowing modifications to one component without impacting others. For instance, changes in the user interface (View) won't affect data handling (Model), promoting easier maintenance and updates to specific parts of the application without disrupting the entire system.

MVC enhances code maintainability by organizing code into three components (Model, View, Controller), promoting modular structure, easing scalability, maintaining business logic separately, facilitating testing, and enabling collaborative development.

You keep all the models of your database in one folder named model . All the view/pages in the view folder and Functions that connects them into Controller

First, the browser sends a request to the Controller. Then, the Controller interacts with the Model to send and receive data. The Controller then interacts with the View to render the data. The View is only concerned about how to present the information and not the final presentation. It will be a dynamic HTML file that renders data based on what the Controller sends it. Finally, the View will send its final presentation to the Controller and the Controller will send that final data to the user output. The important thing is that the View and the Model never interact with each other. The only interaction that takes place between them is through the Controller.

In MVC, the Model manages the data, the View shows it to users, and the Controller handles user actions. When a user interacts, the Controller updates the Model, which then updates the View. This separation helps organize code neatly: the Model focuses on data, the View on display, and the Controller on managing user input, making it easier to work on different parts of the app without messing up everything else.

MVC is like a teamwork dance! User starts in the "View," doing stuff like clicks. View tells the "Controller" the scoop. Controller asks "Model" for data help. Model does its thing, gives back data. Controller tells View to update, and boom! A coordinated code dance.

When your database throws error you only need to work on 33% of the code . If your UI needs upgrade only 33% of the code needs to be updated in this way its easier to maintain code

The base Identity DbContext class inherits from DbContext and is dependent on Entity Framework. The class refers to an entry in the web.config file, where the actual connection string is read. The use of Entity Framework Code First makes the structure of the database a secondary point. You still need a well-known database structure, but you can have the code to create one based on existing classes instead of manual creation in SQL Server Management Studio. In addition, you can use Entity Framework Code First Migration tools to modify a previously created database as you make changes to the classes behind it.

MVC makes code easier to manage by splitting the app into three parts: Model, View, and Controller. Each part has a specific job—the Model handles data, the View shows it, and the Controller manages user actions. This separation means you can change how things look without messing up how data works, and vice versa. It's like having different teams work on different tasks, so making updates or fixing things becomes much easier without causing problems elsewhere.

MVC rocks for code care! It splits code into neat pieces, making it modular and reusable. Each part has a clear role, boosting overall clarity. Testing becomes a breeze with isolated components – you can test models, views, and controllers separately. That means more reliable code!

Simply follow these points for why MVC pattern improves code maintainability 1. Separation of concerns for handling distinct functions making code modular , encapsulated and easier to change . 2. Loops coupling for one component allows making changes to one without impacting others 3. Easier Testing 4. Parallel Development means different teams increasing overall velocity 5. Reusability for any common code can be reused across MVC layers. 6. Flexibility for reuse alternative Controllers and Views combination while retaining the same underlying Model.

Hey coding enthusiasts! 🚀 Ever felt lost in the maze of code maintenance? Fear not, MVC (Model-View-Controller) is here to rescue, and here's how: Separation of Concerns (SoC): Picture MVC as the superhero dividing tasks. Model handles data, View takes care of presentation, and Controller manages the interaction. Scalability at its Core: MVC isn't just about today's code; it's about the future. Need to scale up? MVC's modular structure makes it a breeze. Team Harmony: MVC is like a well-conducted orchestra. Developers work on their specialized areas without stepping on each other's toes. Testing Bliss: Testing is a breeze when your code is organized. MVC lets you test each component independently.

Practical example of MVC in Angular: Let's take a look at how Angular, a popular front-end framework, implements the MVC pattern: Model: Represented by services that manage data and business logic. View: Components that handle visual presentation and capturing user events. Controller: Generally handled by Angular itself, but you can add controller-specific logic if necessary.

To implement the Model-View-Controller (MVC) pattern in your code: 1. Model (Data): Define the data structure and business logic of your application. This represents the application's data and rules. 2. View (User Interface): Create the user interface components that display the data to the user. Views should not contain business logic but should update based on changes in the model. 3. Controller (Logic): Implement controllers to handle user input, update the model accordingly, and manage communication between the model and the view.

Implementing MVC is a personalized journey! Stick to clear naming and organized folders. Use a dispatcher to link user actions to controllers. Templates or libraries make views shine. For data, an ORM tool brings the database magic. Tailor it to your code adventure!

First define Url or route for access specific view page which is called from Controllers this controller renders to view page. In case you need some data base table data the imports model or called model for access data which is shown in the UI as CRUD operations.

MVC frameworks are code superheroes! Ruby on Rails for Ruby, Django for Python, and Laravel for PHP are web wizards that streamline MVC. On the front-end, Angular rocks the component game, while React follows a snappy functional approach. Pick your MVC pal and let the coding adventure begin!

You can also use NestJS to create an MVC (Model-View-Controller) application by incorporating Handlebars as the template engine. NestJS provides a modular and flexible architecture that allows you to extend its capabilities beyond the typical use case of creating APIs.

Php frame Laravel , Cake php etc.. Django for Python web Development Reactjs or nodejs for javascript framework or libraries

MVC frameworks are a popular way to build web applications. Some of the most popular MVC frameworks include. Ruby on Rails: A web application framework written in Ruby that follows the Model-View-Controller (MVC) architectural pattern. Django: A high-level Python web framework that encourages rapid development and clean, pragmatic design. CakePHP: A PHP web application framework that follows the Model-View-Controller (MVC) architectural pattern. Yii: A high-performance PHP framework that follows the Model-View-Controller (MVC) architectural pattern. CherryPy: A minimalist Python web framework that follows the Model-View-Controller (MVC) architectural pattern.

In Angular we could think of something like this: class TaskModel { constructor() { this.tasks = []; } addTask(task) { this.tasks.push(task); } getTasks() { return this.tasks; } } class TaskView { constructor() { this.taskList = document.getElementById('tasks-list'); } updateList(tasks) { this.taskList.innerHTML = ''; tasks.forEach(task => { const li = document.createElement('li'); li.textContent = task; this.taskList.appendChild(li); }); } } class TaskController { constructor(model, view) { this.model = model; this.view = view; } addTask(task) { this.model.addTask(task); const tasks = this.model.getTask(); this.view.updateList(tasks); } }