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// The abstraction of Session class.

#ifndef MOZC_SESSION_SESSION_INTERFACE_H_
#define MOZC_SESSION_SESSION_INTERFACE_H_

#include "base/base.h"
#include "session/commands.pb.h"

namespace mozc {
namespace commands {
class Command;
}
namespace session {
class SessionInterface {
 public:
  virtual ~SessionInterface() {}

  virtual bool SendKey(commands::Command *command) ABSTRACT;

  // Check if the input key event will be consumed by the session.
  virtual bool TestSendKey(commands::Command *command) ABSTRACT;

  // Perform the SEND_COMMAND command defined commands.proto.
  virtual bool SendCommand(commands::Command *command) ABSTRACT;

  virtual void ReloadConfig() ABSTRACT;

  // Set client capability for this session.  Used by unittest.
  virtual void set_client_capability(
      const commands::Capability &capability) ABSTRACT;

  // Set application information for this session.
  virtual void set_application_info(const commands::ApplicationInfo
                                    &application_info) ABSTRACT;

  // Get application information
  virtual const commands::ApplicationInfo &application_info() const ABSTRACT;

  // Return the time when this instance was created.
  virtual uint64 create_session_time() const ABSTRACT;

  // return 0 (default value) if no command is executed in this session.
  virtual uint64 last_command_time() const ABSTRACT;

};

}  // namespace session
}  // namespace mozc
#endif  // MOZC_SESSION_SESSION_INTERFACE_H_