#include "ConfigMechanicalInterface.h"
#include "ConfigThermalInterface.h"

int main() {
    fs_path output_dir(OUTPUT_DIR);
    fs_path config_file(
            ASSETS_DIR "/top/config_Lshape.json");
    spdlog::info("Algo read from '{}'", config_file.string());
    spdlog::info("Algo output to '{}'", output_dir.string());

    std::shared_ptr<ConfigMechanicalInterface> sp_mech_inter = std::make_shared<ConfigMechanicalInterface>(
            config_file.string());
    std::shared_ptr<ConfigThermalInterface> sp_ther_inter = std::make_shared<ConfigThermalInterface>(
            config_file.string());
    std::string ex_name = sp_mech_inter->ex_name_;
    spdlog::critical("Thermoelastic TO example: {}", ex_name);

    // initialize Top3d
    auto sp_mech_top3d = sp_mech_inter->CreatTop();
    auto sp_ther_top3d = sp_ther_inter->CreatTop();

    spdlog::critical("start to thermoelastic top opt ...");
    // init thermoelastic top3d
    top::ThermoelasticTop3d mech_ther_top3d(sp_mech_top3d, sp_ther_top3d);
    // loop
    top::Tensor3d t_meth_rho = mech_ther_top3d.TopOptMainLoop();
    // postprocess
    {
        spdlog::critical("extract compliance and volume each iteration ...");
        // extract compliance and volume each iteration
        fs_path compliance_path =
                output_dir / "txt" / ex_name /
                (ex_name + "_MeThTop" + "_compliance.txt");
        WriteStdVector(compliance_path, mech_ther_top3d.v_compliance_);
        spdlog::info("write compliance txt to: {}", compliance_path.c_str());

        fs_path volume_path =
                output_dir / "txt" / ex_name /
                (ex_name + "_MeThTop" + "_volume.txt");
        WriteStdVector(volume_path, mech_ther_top3d.v_volume_);
        spdlog::info("write volume txt to: {}", volume_path.c_str());

        // extract final rho (txt and vtk)
        fs_path rho_txt_path =
                output_dir / "txt" / ex_name /
                (ex_name + "_MeThTop" + "_rho.txt");
        WriteTensor3d(rho_txt_path, t_meth_rho);
        spdlog::info("write density txt to: {}", rho_txt_path.c_str());

        fs_path rho_vtk_path =
                output_dir / "vtk" / ex_name /
                (ex_name + "_MeThTop" + "_rho.vtk");
        WriteTensorToVtk(rho_vtk_path, t_meth_rho, sp_mech_inter->sp_mesh_);
        spdlog::info("write density vtk to: {}", rho_vtk_path.c_str());
    }
}