Method HandlePUT_mxnCamera

Modules/RESTAPI/src/mitkRenderingController.cpp:1903–1973

}

void RenderingController::HandlePUT_mxnCamera(const httplib::Request& req, httplib::Response& res) const
{
  const auto id = ReadRequiredPathParam(req, "id");

  if (!IsValidMxNWindowId(id))
  {
    const auto error = ErrorResponse::InvalidRequest(
      "Malformed MxN window id '" + id + "'. Expected pattern: <prefix>__<bare> with URL-segment-safe characters.",
      req.path);
    this->SendErrorResponse(res, 400, error);
    return;
  }

  if (req.body.empty())
  {
    const auto error = ErrorResponse::InvalidRequest("Request body is required.", req.path);
    this->SendErrorResponse(res, 400, error);
    return;
  }

  nlohmann::json body;
  try
  {
    body = nlohmann::json::parse(req.body);
  }
  catch (const nlohmann::json::exception&)
  {
    const auto error = ErrorResponse::InvalidRequest("Invalid JSON body.", req.path);
    this->SendErrorResponse(res, 400, error);
    return;
  }

  // is3d hard-coded false for v2: the schema's view_direction enum has no
  // "3d" value, so by construction every MxN cell is 2D. The plugin's
  // V2_MXN_WINDOW_KIND constant pins this invariant at compile time and
  // its v3 migration checklist (QmitkRestApiBridgeBindings.cpp) lists this
  // handler as a required update site -- when a 3D MxN cell type is
  // introduced, derive `is3d` from the windows list provider's `kind`
  // for the addressed cell here before calling ParseCameraPatch.
  CameraPatch patch;
  if (const auto err = ParseCameraPatch(body, /*is3d=*/false, patch))
  {
    const auto error = ErrorResponse::InvalidRequest(*err, req.path);
    this->SendErrorResponse(res, 400, error);
    return;
  }

  if (m_RenderWindowBridge == nullptr || !m_RenderWindowBridge->HasMxNCameraSetter())
  {
    const auto error = ErrorResponse::RenderWindowNotAvailable(req.path);
    this->SendErrorResponse(res, 503, error);
    return;
  }

  try
  {
    m_RenderWindowBridge->SetMxNCamera(id, patch);
    res.status = 204;