response.hpp

/*
  ANCH Framework: ANother C++ Hack is a C++ framework based on C++11 standard
  Copyright (C) 2020 Vincent Lachenal
 
  This file is part of ANCH Framework.
 
  ANCH Framework is free software: you can redistribute it and/or modify
  it under the terms of the GNU Lesser General Public License as published by
  the Free Software Foundation, either version 3 of the License, or
  (at your option) any later version.
 
  ANCH Framework is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU Lesser General Public License for more details.
 
  You should have received a copy of the GNU Lesser General Public License
  along with ANCH Framework.  If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
 
#include <string>
#include <sstream>
#include <functional>
#include <ostream>
#include <istream>
#include <memory>
#include <map>
 
#include "rest/headers.hpp"
#include "rest/mapperRegistry.hpp"
 
 
namespace anch::rest {

  class Response {
    class Builder;
 
    // Attributes +
  private:
    uint16_t _code;

    anch::rest::Headers _headers;

    anch::rest::MapperRegistry* _registry;

    std::function<void(std::ostream&)> _bodyWriter;

    std::shared_ptr<std::istream> _input;
    // Attributes -
 
  public:
    // Constructors +
    Response();

    Response(uint16_t code);

    Response(const Response& res) = delete;

    Response(Response&& res);
    // Constructors -
 
  public:
    // Destructor +
    virtual ~Response();
    // Destructor -
 
    // Methods +
    static Builder builder();
    // Methods -
 
    // Operators +
  public:
    Response& operator=(Response&& other);
    // Operators -
 
    // Accessors +
    uint16_t getStatus() const;

    void setStatus(uint16_t code);

    const anch::rest::Headers& getHeaders() const;

    void setHeaders(const anch::rest::Headers& headers);

    std::string getContentType() const;

    void setContentType(const std::string& contentType);

    template<typename T>
    void setBody(T body);

    void writeBody(std::ostream& out) const;
    // Accessors -
 
  };

  class Response::Builder {
  private:
    Response _response;
 
  public:
    // Constructors +
    Builder();

    Builder(Builder&& builder);
    // Constructors -
 
  public:
    // Destructor +
    virtual ~Builder();
    // Destructor -
 
    // Methods +
    Builder status(uint16_t code);

    Builder header(const std::string& name, const std::string& value);

    Builder header(const std::string& name, const std::vector<std::string>& values);

    Builder headers(const anch::rest::Headers& headers);

    Builder contentType(const std::string& contentType);

    Builder body(const std::string& body);

    Builder body(const char* const body);

    template<typename T>
    Builder body(T body);

    Response build();
    // Methods -
  };
 
}
 
#include "rest/impl/response.hpp"