Expandir TextToHTML (archivos) Ejercicio C# - Curso de Programación C# (C Sharp)

// Importing necessary namespaces for collections and file handling
using System;
using System.Collections.Generic;
using System.IO;

public class TextToHTML
{
    // Declaring a list to store multiple strings entered by the user
    private List textLines;

    // Constructor to initialize the list
    public TextToHTML()
    {
        textLines = new List();
    }

    // Method to add a new line of text to the list
    public void Add(string text)
    {
        textLines.Add(text);
    }

    // Method to display all contents in the list to the console
    public void Display()
    {
        foreach (string line in textLines)
        {
            Console.WriteLine(line);  // Printing each line in the list
        }
    }

    // Method to return all lines as a single string, separated by "\n"
    public override string ToString()
    {
        return string.Join("\n", textLines);  // Concatenating all lines with newline separators
    }

    // Method to write all lines to a specified file
    public void ToFile(string fileName)
    {
        // Using StreamWriter to write to the specified file
        using (StreamWriter writer = new StreamWriter(fileName))
        {
            foreach (string line in textLines)
            {
                writer.WriteLine(line);  // Writing each line to the file
            }
        }
        // Confirming that the content has been written to the file
        Console.WriteLine("Content successfully written to file: " + fileName);
    }
}

// Auxiliary class for testing the TextToHTML functionality
public class Program
{
    public static void Main()
    {
        // Creating an instance of TextToHTML
        TextToHTML textToHtml = new TextToHTML();

        // Adding multiple lines of text to the instance
        textToHtml.Add("Hello");
        textToHtml.Add("This is a test");
        textToHtml.Add("Final line");

        // Displaying the contents on the console
        Console.WriteLine("Displaying text on screen:");
        textToHtml.Display();

        // Writing the content to a file
        textToHtml.ToFile("output.html");  // Specify the desired file name here
    }
}