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#include "spark_dsg/python/graph_types.h"

#include <pybind11/stl.h>
#include <spark_dsg/edge_attributes.h>
#include <spark_dsg/edge_container.h>
#include <spark_dsg/node_attributes.h>
#include <spark_dsg/node_symbol.h>
#include <spark_dsg/printing.h>
#include <spark_dsg/scene_graph_node.h>

#include <sstream>

namespace spark_dsg::python {

namespace py = pybind11;

using namespace py::literals;

void init_graph_types(py::module_& m) {
  py::class_<SceneGraphNode>(m, "SceneGraphNode")
      .def("has_parent", &SceneGraphNode::hasParent)
      .def("has_siblings", &SceneGraphNode::hasSiblings)
      .def("has_children", &SceneGraphNode::hasChildren)
      .def("get_parent", &SceneGraphNode::getParent)
      .def("siblings", &SceneGraphNode::siblings)
      .def("children", &SceneGraphNode::children)
      .def_property("attributes",
                    &SceneGraphNode::tryAttributes<NodeAttributes>,
                    &SceneGraphNode::tryAttributes<NodeAttributes>,
                    py::return_value_policy::reference_internal)
      .def_property_readonly("id", [](const SceneGraphNode& node) { return NodeSymbol(node.id); })
      .def_readonly("layer", &SceneGraphNode::layer)
      .def("__repr__", [](const SceneGraphNode& node) {
        std::stringstream ss;
        ss << node;
        return ss.str();
      });

  py::class_<SceneGraphEdge>(m, "SceneGraphEdge")
      .def_readonly("source", &SceneGraphEdge::source)
      .def_readonly("target", &SceneGraphEdge::target)
      .def_property(
          "info",
          [](const SceneGraphEdge& edge) { return *(edge.info); },
          [](SceneGraphEdge& edge, const EdgeAttributes& info) { *edge.info = info; })
      .def("__repr__", [](const SceneGraphEdge& edge) {
        std::stringstream ss;
        ss << "Edge<source=" << NodeSymbol(edge.source).str() << ", target=" << NodeSymbol(edge.target).str() << ">";
        return ss.str();
      });
}

}  // namespace spark_dsg::python
