using BetterLyrics.Core.Interfaces;
using RomajiConverter.Core.Helpers;
using System.Reflection;

namespace BetterLyrics.Plugins.Romaji
{
    public class RomajiPlugin : ILyricsTransliterationPlugin
    {
        public string Id => "jayfunc.romaji";

        public string Name => "Romaji";

        public string Description => "Convert Japanese lyrics to Romaji transliteration.";

        public string Author => "jayfunc";

        public void Initialize()
        {
            string? pluginPath = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
            RomajiHelper.Init(pluginPath);
        }

        public Task<string?> GetTransliterationAsync(string text, string targetLangCode)
        {
            string? result = null;
            if (targetLangCode == "ja-latin")
            {
                var lines = text.Split("\n");
                result = string.Join("\n", lines.Select(p => string.Join(" ", RomajiHelper.ToRomaji(p).FirstOrDefault()?.Units.Select(q => q.Romaji) ?? [""])));
            }
            return Task.FromResult(result);
        }
    }
}