This is a command-line interface (CLI) application for managing contacts. It allows users to add, delete, and search for contacts using a CSV file as a storage backend.

1. Clone the repository:

   git clone https://github.com/PralinKhaira/Contact-Manager.git
   

2. Install Python 3 if you haven't already. You can download it from the official website: https://www.python.org/downloads/

3. Navigate to the contact-manager directory and install the required packages:

   cd contact-manager
   pip install -r requirements.txt
   

4. Run the application:

   python contact_manager.py
   

To use the application, simply run the contact_manager.py script in your terminal:

python contact_manager.py

You will be presented with a menu of options:

1. Add Contact
2. Delete Contact
3. Search Contact
4. Quit

Choose the option that corresponds to the action you want to perform.

To add a contact, choose option 1 from the menu. You will be prompted to enter the contact's name, phone number, and email address. The contact will be added to the CSV file.

To delete a contact, choose option 2 from the menu. You will be prompted to enter the name of the contact you want to delete. The contact will be removed from the CSV file.

To search for a contact, choose option 3 from the menu. You will be prompted to enter a search query. The application will search the CSV file for contacts that match the query and display the results.

To exit the application, choose option 4 from the menu.

If you would like to contribute to this project, please submit a pull request with your proposed changes.

This application requires Python 3 and the csv and os modules.

This project is licensed under the GNU License. See the LICENSE file for details.

Update V1.1 (28-05-2023)

• Input Validation: Added checks to ensure valid data entry for name, phone number, and email using regular expressions.
• Error Handling: Implemented basic error handling to handle exceptions during file operations or user input, displaying error messages when necessary.
• File Path Handling: The code assumes 'contacts.csv' is in the same directory, but can be modified to handle file paths dynamically.
• Additional Contact Fields: Added 'address' and 'birthday' fields to the contact structure, updating CSV file structure and related functions.
• Sorting and Filtering: Introduced 'Sort Contacts' menu option to sort contacts by name or phone number, displaying the sorted contacts.