// SPDX-FileCopyrightText: 2026 Filip Leonarski, Paul Scherrer Institute <filip.leonarski@psi.ch>
// SPDX-License-Identifier: GPL-3.0-only

#include "ROIIntegration.h"
#include "../../common/DiffractionExperiment.h"

ROIIntegration::ROIIntegration(const DiffractionExperiment &experiment)
    : roi_map(experiment.ExportROIMap()),
      width(experiment.GetXPixelsNumConv()),
      npixel(roi_map.size()),
      roi_count(experiment.ROI().size()),
      roi_name(roi_count),
      roi_sum(roi_count),
      roi_sum2(roi_count),
      roi_pixels(roi_count),
      roi_x_weighted(roi_count),
      roi_y_weighted(roi_count),
      roi_max(roi_count) {
    for (const auto &[name, id] : experiment.ROI().GetROINameMap())
        roi_name[id] = name;
}

void ROIIntegration::Export(std::map<std::string, ROIMessage> &out) const {
    for (uint16_t r = 0; r < roi_count; r++)
        out[roi_name[r]] = ROIMessage{
            .sum           = roi_sum[r],
            .sum_square    = roi_sum2[r],
            .max_count     = roi_max[r],
            .pixels        = roi_pixels[r],
            .pixels_masked = 0,
            .x_weighted    = roi_x_weighted[r],
            .y_weighted    = roi_y_weighted[r],
        };
}