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ANGULAR Tutorial
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Code organization and folder structure

Efficient code organization and a well-thought-out folder structure form the backbone of any successful Angular project. Let’s delve into the best practices and strategies for maintaining a clean and scalable codebase in Angular.

The Essence of a Good Folder Structure

1. Separation of Concerns (SoC):

  • Angular advocates for the SoC principle, dividing the code into distinct sections based on their roles and responsibilities.

2. Scalability and Readability:

  • A well-organized structure ensures easy scalability, readability, and maintenance of the codebase as the project grows.

Essential Components of Folder Structure:

1. src Folder:

  • The primary folder contains the source code of the Angular application.

2. App Folder:

  • Holds the application-specific code.
  • Components, modules, services, and other features reside here.

3. Shared Folder:

  • Contains shared modules, components, services, or utilities used across the application.

4. Assets:

  • Houses static assets like images, fonts, or other resources.

5. Environment Configuration:

  • Configurations for different environments (e.g., development, production) are stored here.

6. Configuration Files:

  • Files like angular.json, tsconfig.json, and package.json reside at the root level, aiding in project configuration.

Best Practices for Code Organization:

1. Feature Modules:

  • Organize code based on features/modules rather than file types.
  • Each feature gets its module containing related components, services, and routing.

2. Naming Conventions:

  • Adopt consistent and descriptive names for folders, files, and components to enhance readability.

3. Separation of Concerns:

  • Maintain a clear separation between components, services, models, and other functionalities.

4. Lazy Loading:

  • Utilize lazy loading for modules to improve application loading times.

5. Use of Git Ignore:

  • Exclude unnecessary files and folders (node_modules, build artifacts) using .gitignore to keep the repository clean.