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make the console program to revert back to old interactve console UI …
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…when there is no arguments gets passed
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@NoobNotFound
NoobNotFound committed Jan 18, 2025
1 parent bc1bd39 commit b6f44ae
Showing 1 changed file with 201 additions and 8 deletions.
209 changes: 201 additions & 8 deletions src/Riverside.JsonBinder.Console/Program.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -7,31 +7,183 @@ namespace Riverside.JsonBinder.Console;
/// <summary>
/// Program class for the JSON Binder console application.
/// </summary>
/// <remarks>
/// This was originally made by AI but refactored using the powerful <see cref="System.CommandLine"/> library.
/// </remarks>
public class Program
{
private const string CHECKBOX_CHECKED = "[x]";
private const string CHECKBOX_UNCHECKED = "[ ]";

/// <summary>
/// The main entry point for the application.
/// </summary>
/// <param name="args">The command-line arguments.</param>
/// <returns>The exit code of the application.</returns>
public static int Main(string[] args)
{
if (args.Length == 0)
{
RunInteractiveMode();
return 0;
}

var rootCommand = new RootCommand("JSON to Classes Converter")
{
new Argument<string>("json", "The JSON string to convert"),
new Option<string[]>(["--lang", "--languages"], "Comma-separated list of target languages")
};

rootCommand.Handler = CommandHandler.Create<string, string[]>(ConvertJsonToClasses);

return rootCommand.InvokeAsync(args).Result;
}

/// <summary>
/// Converts the provided JSON string to classes in the specified languages.
/// Runs the interactive console mode of the application.
/// </summary>
private static void RunInteractiveMode()
{
while (true)
{
DisplayMainMenu();
string choice = System.Console.ReadLine()?.Trim();

switch (choice)
{
case "1":
ConvertJsonToClassesInteractive();
break;
case "2":
DisplayHelp();
break;
case "3":
if (ConfirmExit())
return;
break;
default:
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 ConvertJsonToClassesInteractive()
{
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 = SelectLanguagesInteractive();
if (selectedLanguages.Count == 0)
{
DisplayRedMessage("\nNo languages selected. Please try again.\n");
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)
{
DisplayError("Invalid JSON format.", ex.Message);
}
catch (Exception ex)
{
DisplayError("An unexpected error occurred.", ex.Message);
}
}

PressAnyKey();
}

/// <summary>
/// Displays an interactive language selection interface and returns the selected languages.
/// </summary>
/// <returns>A list of selected languages.</returns>
private static List<SerializableLanguage> SelectLanguagesInteractive()
{
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>();
}
}
}

/// <summary>
/// Converts the provided JSON string to classes in the specified languages (CLI mode).
/// </summary>
/// <param name="json">The JSON string to convert.</param>
/// <param name="languages">The target languages for the conversion.</param>
Expand All @@ -56,9 +208,8 @@ private static void ConvertJsonToClasses(string json, string[] languages)
try
{
string result = JsonSerializer.ConvertTo(json, selectedLanguage);
System.Console.ForegroundColor = ConsoleColor.White;
System.Console.WriteLine($"\n{selectedLanguage} Classes:\n");
System.Console.WriteLine(result);
System.Console.ResetColor();
}
catch (JsonException ex)
{
Expand All @@ -76,6 +227,39 @@ private static void ConvertJsonToClasses(string json, string[] languages)
}
}

/// <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>
/// Confirms if the user wants to exit the application.
/// </summary>
/// <returns>True if the user confirms exit, false otherwise.</returns>
private 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";
}

/// <summary>
/// Displays an error message with the specified title and details.
/// </summary>
Expand All @@ -99,4 +283,13 @@ private static void DisplayRedMessage(string message, bool? colorResets = true)
if (colorResets is true)
System.Console.ResetColor();
}
}

/// <summary>
/// Displays a "Press any key to continue" message and waits for input.
/// </summary>
private static void PressAnyKey()
{
System.Console.WriteLine("\nPress any key to continue...");
System.Console.ReadKey();
}
}

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