using System.Runtime.InteropServices.JavaScript;
using Core.Annotations;
using Core.Services.Mod.Image;
using Core.Utils;

namespace Core.Routers;

[Injectable]
public class ImageRouter
{
    protected FileUtil _fileUtil;
    protected ImageRouterService _imageRouterService;
    protected HttpFileUtil _httpFileUtil;

    public ImageRouter(
        FileUtil fileUtil,
        ImageRouterService imageRouteService,
        HttpFileUtil httpFileUtil
    )
    {
        _fileUtil = fileUtil;
        _imageRouterService = imageRouteService;
        _httpFileUtil = httpFileUtil;
    }

    public void AddRoute(string key, string valueToAdd)
    {
        _imageRouterService.addRoute(key, valueToAdd);
    }

    public Task SendImage(string sessionID, HttpRequest req, HttpResponse resp, object body)
    {
        // remove file extension
        var url = _fileUtil.StripExtension(req.Path);

        // send image
        if (_imageRouterService.ExistsByKey(url)) {
            return _httpFileUtil.SendFileAsync(resp, _imageRouterService.getByKey(url));
        }
        return Task.CompletedTask;
    }

    public string GetImage() {
        return "IMAGE";
    }
}