StdioService.h

/* Copyright (C) 2020-2026 by Marc Boris Duerner
   SPDX-License-Identifier: LGPL-2.1-or-later WITH mif-exception
*/
 
#ifndef PT_MCP_STDIOSERVICE_H
#define PT_MCP_STDIOSERVICE_H
 
#include <Pt/Mcp/Api.h>
#include <Pt/Mcp/ToolDeclaration.h>
#include <Pt/Remoting/ServiceDefinition.h>
#include <Pt/System/Api.h>
#include <string>
#include <iosfwd>
 
namespace Pt {
 
namespace Mcp {

class PT_MCP_API StdioService
{
  public:
    StdioService(Remoting::ServiceDefinition& serviceDef,
                 const ToolDeclaration& decl,
                 System::EventLoop& loop);

    ~StdioService();

    std::string readMessage(std::istream& is);

    void writeMessage(std::ostream& os, const std::string& json);

    std::string dispatch(const std::string& json);
 
  private:
    std::string dispatchToolsCall(const std::string& json);
    std::string dispatchInitialize(const std::string& json);
    std::string dispatchToolsList(const std::string& json);
 
    static std::string extractMethod(const std::string& json);
    static Pt::int64_t extractId(const std::string& json);
 
    Remoting::ServiceDefinition* _serviceDef;
    const ToolDeclaration* _decl;
    System::EventLoop& _loop;
};
 
} // namespace Mcp
 
} // namespace Pt
 
#endif // PT_MCP_STDIOSERVICE_H