Banking System

A simple command-line banking system written in Rust. This project demonstrates basic banking operations such as account creation, login, balance management, and transaction handling, using an SQLite database for persistent storage.

Features

• Create new bank accounts
• Log in to existing accounts
• Check account balance
• Add income to accounts
• Transfer funds between accounts
• Close accounts
• Luhn algorithm for card number validation
• Data persistence with SQLite

Project Structure

• src/cli.rs — Command-line interface logic
• src/database.rs — Database operations and SQLite integration
• src/lib.rs — Library module (shared logic)
• src/luhn.rs — Luhn algorithm implementation
• src/main.rs — Application entry point
• src/menu.rs — Menu and user interaction logic
• bank.s3db — SQLite database file
• Cargo.toml — Rust project configuration

Getting Started

Prerequisites

• Rust (https://www.rust-lang.org/tools/install)
• SQLite3

Build and Run

# Clone the repository
$ git clone https://github.com/MarvyNwaokobia/banking-system.git
$ cd banking-system

# Build the project
$ cargo build --release

# Run the application
$ cargo run

Usage

Follow the on-screen prompts to create accounts, log in, and perform banking operations.

License

This project is licensed under the MIT License.