using System.CommandLine;
using DevDisciples.Json.Tools.CLI.Extensions;

namespace DevDisciples.Json.Tools.CLI;

public partial class JsonPrettifyCommand : Command
{
    private static readonly Option<int> IndentSizeOption =
        new(aliases: ["--indent", "--is"], description: "The indent size", getDefaultValue: () => 2);

    public JsonPrettifyCommand() : base("prettify", "Prettify JSON")
    {
        AddAlias("p");
        this.AddIOCommandOptions();
        AddOption(IndentSizeOption);

        this.SetHandler(ExecuteAsync, new CommandOptionsBinder());
    }

    private static async Task ExecuteAsync(CommandOptions options)
    {
        var json = await IOHandler.HandleInput(options.Input, options.InputArgument, options.InputFile);

        var output = JsonFormatter.Format(json, new()
        {
            Beautify = true,
            IndentSize = options.IndentSize
        });

        await IOHandler.HandleOutput(options.Output, options.OutputFile, output);
    }
}