Move classic mode into separate class

src/Riverside.JsonBinder.Console/Helpers/ConsoleHelpers.cs

@@ -34,4 +34,16 @@ public static void PressAnyKey()
 		System.Console.WriteLine("\nPress any key to continue...");
 		System.Console.ReadKey();
 	}
+
+	/// <summary>
+	/// Confirms if the user wants to exit the application.
+	/// </summary>
+	/// <returns>True if the user confirms exit, false otherwise.</returns>
+	public static bool ConfirmExit()
+	{
+		System.Console.Clear();
+		System.Console.Write("Are you sure you want to exit? (y/n): ");
+		string? confirmation = System.Console.ReadLine()?.Trim().ToLower();
+		return confirmation == "y" || confirmation == "yes";
+	}
 }

src/Riverside.JsonBinder.Console/InteractiveMode.cs

@@ -0,0 +1,179 @@
+using Riverside.JsonBinder.Console.Helpers;
+using System.Text.Json;
+
+namespace Riverside.JsonBinder.Console;
+
+public class InteractiveMode
+{
+	private const string CHECKBOX_CHECKED = "[x]";
+	private const string CHECKBOX_UNCHECKED = "[ ]";
+
+	/// <summary>
+	/// Runs the interactive console mode of the application.
+	/// </summary>
+	public static void Initialize()
+	{
+		while (true)
+		{
+			DisplayMainMenu();
+			string choice = System.Console.ReadLine()?.Trim();
+
+			switch (choice)
+			{
+				case "1":
+					ConvertJsonToClasses();
+					break;
+				case "2":
+					DisplayHelp();
+					break;
+				case "3":
+					if (ConsoleHelpers.ConfirmExit())
+						return;
+					break;
+				default:
+					ConsoleHelpers.DisplayRedMessage("Invalid option. Please select a valid menu option.\n");
+					break;
+			}
+		}
+	}
+
+	/// <summary>
+	/// Displays the main menu of the application.
+	/// </summary>
+	private static void DisplayMainMenu()
+	{
+		System.Console.Clear();
+		System.Console.WriteLine("=========================================");
+		System.Console.WriteLine("      JSON to Classes Converter");
+		System.Console.WriteLine("=========================================");
+		System.Console.WriteLine("1. Convert JSON to Classes");
+		System.Console.WriteLine("2. Help");
+		System.Console.WriteLine("3. Exit");
+		System.Console.Write("\nSelect an option: ");
+	}
+
+
+	/// <summary>
+	/// Handles the interactive JSON to classes conversion process.
+	/// </summary>
+	private static void ConvertJsonToClasses()
+	{
+		System.Console.Clear();
+		System.Console.WriteLine("=========================================");
+		System.Console.WriteLine("      Convert JSON to Classes");
+		System.Console.WriteLine("=========================================");
+
+		System.Console.WriteLine("Enter your JSON (or type 'back' to return to the main menu):");
+		string? json = System.Console.ReadLine();
+
+		if (string.IsNullOrWhiteSpace(json) || string.Equals(json, "back", StringComparison.OrdinalIgnoreCase))
+			return;
+
+		var selectedLanguages = SelectLanguages();
+		if (selectedLanguages.Count == 0)
+		{
+			ConsoleHelpers.DisplayRedMessage("\nNo languages selected. Please try again.\n");
+			ConsoleHelpers.PressAnyKey();
+			return;
+		}
+
+		System.Console.Clear();
+		System.Console.WriteLine("=========================================");
+		System.Console.WriteLine("      Generating Classes");
+		System.Console.WriteLine("=========================================");
+
+		foreach (var language in selectedLanguages)
+		{
+			try
+			{
+				string result = JsonSerializer.ConvertTo(json, language);
+				System.Console.ForegroundColor = ConsoleColor.Green;
+				System.Console.WriteLine($"\n{language} Classes:\n");
+				System.Console.ResetColor();
+				System.Console.WriteLine(result);
+			}
+			catch (JsonException ex)
+			{
+				ConsoleHelpers.DisplayError("Invalid JSON format.", ex.Message);
+			}
+			catch (Exception ex)
+			{
+				ConsoleHelpers.DisplayError("An unexpected error occurred.", ex.Message);
+			}
+		}
+
+		ConsoleHelpers.PressAnyKey();
+	}
+
+	/// <summary>
+	/// Displays the help menu.
+	/// </summary>
+	private static void DisplayHelp()
+	{
+		System.Console.Clear();
+		System.Console.WriteLine("=========================================");
+		System.Console.WriteLine("               Help Menu");
+		System.Console.WriteLine("=========================================");
+		System.Console.WriteLine("Interactive Mode:");
+		System.Console.WriteLine("1. Input a valid JSON string to generate classes.");
+		System.Console.WriteLine("2. Use arrow keys to navigate language options.");
+		System.Console.WriteLine("3. Press SPACE to select/deselect languages.");
+		System.Console.WriteLine("4. Press ENTER to confirm selections.");
+		System.Console.WriteLine("\nCommand Line Mode:");
+		System.Console.WriteLine("Usage: jsonbinder <json> --lang <languages>");
+		System.Console.WriteLine("Example: jsonbinder '{\"name\":\"test\"}' --lang csharp,typescript");
+		System.Console.WriteLine("\nPress any key to return to the main menu...");
+		System.Console.ReadKey();
+	}
+
+	/// <summary>
+	/// Displays an interactive language selection interface and returns the selected languages.
+	/// </summary>
+	/// <returns>A list of selected languages.</returns>
+	private static List<SerializableLanguage> SelectLanguages()
+	{
+		var languages = Enum.GetValues<SerializableLanguage>();
+		var selected = new HashSet<SerializableLanguage>();
+		var currentIndex = 0;
+
+		while (true)
+		{
+			System.Console.Clear();
+			System.Console.WriteLine("\nSelect target languages (use arrow keys to navigate, space to select, enter to confirm):");
+			System.Console.WriteLine("Press 'ESC' to cancel selection\n");
+
+			for (int i = 0; i < languages.Length; i++)
+			{
+				var language = languages[i];
+				if (i == currentIndex)
+					System.Console.Write("> ");
+				else
+					System.Console.Write("  ");
+
+				System.Console.WriteLine($"{(selected.Contains(language) ? CHECKBOX_CHECKED : CHECKBOX_UNCHECKED)} {language}");
+			}
+
+			var key = System.Console.ReadKey(true);
+			switch (key.Key)
+			{
+				case ConsoleKey.UpArrow:
+					currentIndex = (currentIndex - 1 + languages.Length) % languages.Length;
+					break;
+				case ConsoleKey.DownArrow:
+					currentIndex = (currentIndex + 1) % languages.Length;
+					break;
+				case ConsoleKey.Spacebar:
+					var currentLanguage = languages[currentIndex];
+					if (selected.Contains(currentLanguage))
+						selected.Remove(currentLanguage);
+					else
+						selected.Add(currentLanguage);
+					break;
+				case ConsoleKey.Enter:
+					return selected.ToList();
+				case ConsoleKey.Escape:
+					return new List<SerializableLanguage>();
+			}
+		}
+	}
+}