#include "blobtree.hpp"

EXTERN_C_BEGIN

blobtree_t::iterator blobtree_t::push_primitive_node(const primitive *primitive_ptr)
{
    auto iter = nodes.emplace();
    iter->node_data.emplace<primitive *>(const_cast<primitive *>(primitive_ptr));

    return iter;
}

void blobtree_t::pop_node(blobtree_t::iterator node) { nodes.erase(node); }

blobtree_t::iterator blobtree_t::push_operation_node(internal::eNodeOperation op, iterator lhs, iterator rhs)
{
    if (!lhs->is_parent_null() || !rhs->is_parent_null()) {
        throw std::runtime_error("Cannot set operation node with non-null parent.");
    }

    auto iter = nodes.emplace();

    iter->node_data.emplace<internal::eNodeOperation>(op);
    iter->left_child  = &*lhs;
    iter->right_child = &*rhs;

    lhs->parent = &*iter;
    rhs->parent = &*iter;

    return iter;
}

EXTERN_C_END