#include <iostream>
#include <memory>

#include <vfspp/VirtualFileSystem.hpp>
#include <vfspp/MemoryFileSystem.hpp>
#include <angelscript.h>
#include <scriptbuilder/scriptbuilder.h>

#include "script/engine/Engine.hpp"
#include "script/module/debug/load.hpp"


int main(int argc, char* argv[]) {
    int error;

    // engine
    const auto atlasEngine = std::make_unique<atlas::script::engine::Engine>();
    auto* asEngine = atlasEngine->getAsEngine();

    // functions
    atlas::script::module::debug::load(atlasEngine.get());

    // script
    CScriptBuilder builder;

    error = builder.StartNewModule(asEngine, "script");
    if (error < 0)
        throw std::runtime_error("Could not start a new module.");

    error = builder.AddSectionFromMemory("script", R"(
        void main() {
            array<int> data(256);
            atlas::debug::log("main", "hello world !");
        }
    )");
    if (error < 0)
        throw std::runtime_error("Could not add a section to the module.");

    error = builder.BuildModule();
    if (error < 0)
        throw std::runtime_error("Could not build the module.");

    // execution
    asIScriptModule *module = asEngine->GetModule("script");
    if (module == nullptr)
        throw std::runtime_error("Could not get the module.");

    asIScriptFunction *function = module->GetFunctionByDecl("void main()");
    if (function == nullptr)
        throw std::runtime_error("Could not get the main function.");

    asIScriptContext *context = asEngine->CreateContext();
    if (context == nullptr)
        throw std::runtime_error("Could not create the context.");

    error = context->Prepare(function);
    if (error < 0)
        throw std::runtime_error("Could not register the function in the context.");

    error = context->Execute();

    // clean up
    context->Release();

    return error;
}