// SPDX-FileCopyrightText: 2024 Filip Leonarski, Paul Scherrer Institute <filip.leonarski@psi.ch>
// SPDX-License-Identifier: GPL-3.0-only

#include "HDF5DataFilePluginReflection.h"
#include "../include/spdlog/fmt/fmt.h"
#include "../common/Reflection.h"

void HDF5DataFilePluginReflection::OpenFile(HDF5File &data_file, const DataMessage &msg) {
    reflection_group = std::make_unique<HDF5Group>(data_file, "/entry/reflections");
    reflection_group->NXClass("NXcollection");

}

void HDF5DataFilePluginReflection::Write(const DataMessage &msg, uint64_t image_number) {
    if (!reflection_group || msg.reflections.empty())
        return;

    std::vector<int32_t> h, k, l;
    std::vector<float> I, sigma, d;
    std::vector<float> image, pred_x, pred_y, bkg;

    for (const auto &refl : msg.reflections) {
        image.emplace_back(refl.image_number);
        h.emplace_back(refl.h);
        k.emplace_back(refl.k);
        l.emplace_back(refl.l);
        I.emplace_back(refl.I);
        sigma.emplace_back(refl.sigma);
        d.emplace_back(refl.d);
        pred_x.emplace_back(refl.predicted_x);
        pred_y.emplace_back(refl.predicted_y);
        bkg.emplace_back(refl.bkg);
    }

    std::string image_group_name = fmt::format("image_{:06d}", image_number);
    HDF5Group image_group(*reflection_group, image_group_name);
    image_group.NXClass("NXreflections");
    image_group.SaveVector("h", h);
    image_group.SaveVector("k", k);
    image_group.SaveVector("l", l);
    image_group.SaveVector("d", d)->Units("Angstrom");
    image_group.SaveVector("predicted_x", pred_x);
    image_group.SaveVector("predicted_y", pred_y);
    image_group.SaveVector("int_sum", I);
    image_group.SaveVector("int_err", sigma);
    image_group.SaveVector("background_mean", bkg);
    image_group.SaveVector("observed_frame", image);
}

void HDF5DataFilePluginReflection::WriteFinal(HDF5File &data_file) {

}