using System.Threading.Tasks;
using Spectre.Console;
using Toak.Configuration;

namespace Toak.Commands;

public static class ConfigUpdaterCommand
{
    public static async Task ExecuteAsync(string key, string val, bool verbose)
    {
        Toak.Core.Logger.Verbose = verbose;
        var config = ConfigManager.LoadConfig();
        key = key.ToLowerInvariant();
        val = val.ToLowerInvariant();

        switch (key)
        {
            case "llm": config.LlmModel = val; break;
            case "whisper": config.WhisperModel = val; break;
            case "style":
                if (val == "professional" || val == "concise" || val == "casual") { config.StyleMode = val; } 
                else { AnsiConsole.MarkupLine("[red]Invalid style.[/] Use: professional, concise, casual"); return; }
                break;
            case "language":
            case "lang": config.WhisperLanguage = val; break;
            case "backend": config.TypingBackend = val; break;
            case "punctuation":
                if (bool.TryParse(val, out var p)) { config.ModulePunctuation = p; }
                else { AnsiConsole.MarkupLine("[red]Invalid value. Use true or false.[/]"); return; }
                break;
            case "tech":
                if (bool.TryParse(val, out var t)) { config.ModuleTechnicalSanitization = t; }
                else { AnsiConsole.MarkupLine("[red]Invalid value. Use true or false.[/]"); return; }
                break;
            case "bullets":
                if (bool.TryParse(val, out var b)) { config.StructureBulletPoints = b; }
                else { AnsiConsole.MarkupLine("[red]Invalid value. Use true or false.[/]"); return; }
                break;
            case "paragraphs":
                if (bool.TryParse(val, out var sp)) { config.StructureSmartParagraphing = sp; }
                else { AnsiConsole.MarkupLine("[red]Invalid value. Use true or false.[/]"); return; }
                break;
            default:
                AnsiConsole.MarkupLine($"[red]Unknown config key: {key}[/]");
                return;
        }

        ConfigManager.SaveConfig(config);
        AnsiConsole.MarkupLine($"[green]Successfully[/] set {key} to [blue]{val}[/].");
    }
}