#include <sstream>

#include <napi.h>

#include "ed25519.h"

#define SEED_LENGTH 32

namespace bindings_ed25519
{
    Napi::Value create_seed(const Napi::CallbackInfo &info)
    {
        Napi::Env env = info.Env();

        if(info.Length() != 0)
        {
            Napi::TypeError::New(env, "Wrong number of arguments").ThrowAsJavaScriptException();
            return env.Null();
        }

        unsigned char seed[SEED_LENGTH];
        int code = ed25519_create_seed(seed);
        if(code != 0)
        {
            Napi::TypeError::New(env, "Failed to create seed").ThrowAsJavaScriptException();
            return env.Null();
        }

        return Napi::Buffer<unsigned char>::Copy(env, seed, SEED_LENGTH);;
    }

    /* ... */
}

Napi::Object init(Napi::Env env, Napi::Object exports)
{
    exports.Set(Napi::String::New(env, "ed25519_create_seed"), Napi::Function::New(env, bindings_ed25519::create_seed));
    return exports;
}

NODE_API_MODULE(addon, init)