Library Management System

This console application is designed for managing a library of books. The application allows you to add, remove, search, and display books, as well as change their status.

Features

• Add a Book: Enter the title, author, and year of publication.
• Remove a Book: Remove a book by its unique identifier.
• Search for a Book: Search by title, author, or year of publication.
• Display All Books: Display a list of all books with detailed information.
• Change Book Status: Update the status of a book to "available" or "checked out".
• Data Storage: Data is stored in JSON format.
• Error Handling: Proper handling of exceptions and errors.
• Object-Oriented Approach: Code is organized according to SOLID principles and Clean Architecture.

Installation

1. Clone the repository:

   git clone https://github.com/sixtis1/test-task.git

2. Navigate to the project directory:

   cd test-task

3. Create a virtual environment (recommended):

   python -m venv venv

4. Activate the virtual environment:

   • On Windows:

     venv\Scripts\activate

   • On Unix or MacOS:

     source venv/bin/activate

Running the Application

python main.py

Project Structure

library-management-system/
├── entities/
│   └── book.py
├── use_cases/
│   └── library.py
├── interfaces/
│   └── console_interface.py
├── tests/
│   └── test_library.py
├── library.json
├── main.py
└── README.md

• entities: Contains domain entities (the Book class).
• use_cases: Contains the business logic of the application (the Library class).
• interfaces: Contains interfaces for user interaction.
• tests: Contains unit tests for the application.
• library.json: File for storing book data.
• main.py: Entry point of the application.

Testing

To run the tests, execute:

python -m unittest discover -s tests