using ServerCore; 
using ServerBase;


namespace ServerCommon;

public enum EchoSystemMethod
{
    None = 0,
    Get = 1,
    Put = 2,
    Delete = 3,
    Post = 4
}

public static class EchoSystemHelper
{
    public const int DoubleCalculateDigitsLong = 100;
    
    public static void checkDeltaDouble(this CaliumEventRequest request)
    {
        request.m_calium_delta = checkDouble(request.m_calium_delta);
        request.m_sapphire_delta = checkDouble(request.m_sapphire_delta);
    }

    public static HttpRequestMessage makeRequestMessage(EchoSystemMethod method, string urlPath)
    {
        var http_method = getMethod(method);
        NullReferenceCheckHelper.throwIfNull(http_method);
        
        var request = new HttpRequestMessage(http_method, urlPath);
        return request;
    }

    private static double checkDouble(double delta)
    {
        var delta_long = (long)(delta * DoubleCalculateDigitsLong);
        return delta_long / (double)DoubleCalculateDigitsLong;
    }

    private static HttpMethod? getMethod(EchoSystemMethod method)
    {
        return method switch
        {
            EchoSystemMethod.Get => new HttpMethod("GET"),
            EchoSystemMethod.Put => new HttpMethod("PUT"),
            EchoSystemMethod.Delete => new HttpMethod("DELETE"),
            EchoSystemMethod.Post => new HttpMethod("POST"),
            _ => null
        };
    }
}