class MyWebApp {
    private fileServer;
    private mountable;
    private pages;

    public MyWebApp()
    {
        this.fileServer = new FileServer(embeddir("/"), true, false);
        
        this.mountable = new MountableServer((ctx)=>{
            const page = this.pages.[ctx.Path];
            if(TypeIsDefined(page)) return page(ctx);
            return false;
        });
        this.mountable.Mount("/dist/",this.fileServer);
        this.pages = {
            .["/"] = Index,
            .["/ratelimit"] = RateLimit
        };
    }

    public Handle(ctx)
    {
        return this.mountable.Handle(ctx);
    }
    public Close()
    {
        this.mountable = null;
    }
}
const tytd_url = Env["TYTD_URL"];
const tytd_apikey = Env["TYTD_APIKEY"];
func WebAppMain(args)
{
    if(!TypeIsString(tytd_url) || !TypeIsString(tytd_apikey))
    {
        Console.WriteLine("Define the environment variables TYTD_URL and TYTD_APIKEY");
        return 1;
    }

    return new MyWebApp();
}

func RateLimit(ctx)
{
    ctx.WithMimeType("text/html").SendStream(embedstrm("ratelimit.html"));
    return true;
}

const mtx = new Mutex();
var lastRequest = 0;

func needsToRateLimit()
{
    const time = DateTime.Now;

    mtx.Lock();
    const lastTime = lastRequest;
    mtx.Unlock();   

    if(lastTime + 10 > time)
        return true;
    
    mtx.Lock();
    lastRequest = time;
    mtx.Unlock();
    return false;
}