json_writer.hpp

#pragma once
#include <ossia/detail/for_each.hpp>
#include <ossia/network/oscquery/detail/attributes.hpp>
#include <ossia/network/oscquery/detail/json_writer_detail.hpp>
 
namespace ossia
{
namespace net
{
class network_logger;
}
namespace oscquery
{
class oscquery_server_protocol;
class OSSIA_EXPORT json_writer
{
public:
  // Initialisation
  using string_t = rapidjson::StringBuffer;
  using writer_t = ossia::json_writer;
 
  static string_t device_info(int port);
 
  static string_t query_host_info(
      const std::string& name, const int osc_port, const std::string& local_ip,
      int ws_port);
 
  // Format interface
  // Queries
  static string_t query_namespace(const ossia::net::node_base& node);
 
  template <typename StringVec_T>
  static string_t
  query_attributes(const ossia::net::node_base& node, const StringVec_T& methods)
  {
    string_t buf;
    writer_t wr(buf);
 
    detail::json_writer_impl p{wr};
 
    // Here we just write the attributes in the object directly
    wr.StartObject();
    for(auto& method : methods)
    {
      // Here we reply to the query which already has
      // the key in the "oscquery" format so no need to convert
      write_json_key(wr, method);
      p.writeAttribute(node, method);
    }
    wr.EndObject();
 
    return buf;
  }
 
  // Listen messages
  static string_t listen(std::string_view address);
  static string_t ignore(std::string_view address);
 
  // Extensions
  static string_t start_osc_streaming(int local_server_port, int local_sender_port);
 
  // Update messages
  static string_t path_added(const ossia::net::node_base& n);
 
  static string_t path_changed(const ossia::net::node_base& n);
 
  static string_t path_removed(const std::string& path);
 
  static string_t path_renamed(const std::string& old_path, const std::string& new_path);
 
  static string_t
  attributes_changed(const ossia::net::node_base& n, std::string_view attribute);
 
  static string_t attributes_changed(
      const ossia::net::node_base& n, const std::vector<std::string_view>& attributes);
 
  static string_t paths_added(const std::vector<const ossia::net::node_base*>& vec);
 
  static string_t paths_changed(const std::vector<const ossia::net::node_base*>& vec);
 
  static string_t paths_removed(const std::vector<std::string>& vec);
 
  static string_t attributes_changed_array(
      const std::vector<
          std::pair<const ossia::net::node_base*, std::vector<std::string_view>>>& vec);
 
private:
  static void
  path_added_impl(detail::json_writer_impl& p, const ossia::net::node_base& n);
  static void
  path_changed_impl(detail::json_writer_impl& p, const ossia::net::node_base& n);
  static void path_removed_impl(writer_t& wr, const std::string& path);
  static void path_renamed_impl(
      json_writer::writer_t& wr, const std::string& path, const std::string& old);
  static void attribute_changed_impl(
      detail::json_writer_impl& p, const ossia::net::node_base& n,
      std::string_view attribute);
  static void attributes_changed_impl(
      detail::json_writer_impl& p, const ossia::net::node_base& n,
      const std::vector<std::string_view>& attributes);
};
 
}
}