MobiLab Console Database Application

Overview

The MobiLab Console Database Application is a simple console-based database application written in Kotlin. It allows users to interact with a list of people by adding new entries or listing existing ones. The application runs in a loop until the user decides to exit.

How to Run

To run the application, execute the following main function in your Kotlin environment:

fun main(args: Array<String>) {
    val myConsoleApp = ConsoleDb()
    myConsoleApp.start()
}

ConsoleDb Class

Description

The ConsoleDb class is the core of the application. It provides functionality to add and list people in a simple database-like manner through a console interface.

Properties

• command: A string variable that holds the current user command.
• people: A mutable list of Person objects representing the database of people.

Methods

• start(): The main entry point of the application. It initializes the application, processes user commands, and continues running until the user decides to exit.

• createPersonFromUserInput(): A private method used to collect user input and create a new Person object.

Supported Commands

The application supports the following commands:

• 'list': Display the list of people in the database.
• 'add': Add a new person to the database.
• 'exit': Exit the application.

How to Use

1. Run the application using the provided main function.
2. Enter one of the supported commands: 'list', 'add', or 'exit'.
3. Follow the prompts to provide necessary information (e.g., person id, name, age) when adding a person.
4. To exit the application, enter the 'exit' command.

Example Usage

Welcome to MobiLab DB
------------------------
Supported commands: 'list', 'exit', 'add'
Enter 'exit' to stop the program

> add
Adding person..
Person id: 1
Person name: John Doe
Person age: 30
------------------------
Supported commands: 'list', 'exit', 'add'
Enter 'exit' to stop the program

> list
Listing people..
[Person(id=1, name=John Doe, age=30)]
------------------------
Supported commands: 'list', 'exit', 'add'
Enter 'exit' to stop the program

> exit
Thank you for using MobiLab DB

Feel free to explore the commands and interact with the application to manage the list of people in the database.

Note: This application is a simple example and does not persist data between runs. It is intended for educational purposes and may require enhancements for production use.