/*
 * Copyright © 2007 Pippijn van Steenhoven / The Ermyth Team
 * Rights to this code are as documented in doc/pod/license.pod.
 *
 * JSON-RPC for Ermyth
 *
 * $Id: writer.h,v 1.3 2007/09/05 11:23:15 pippijn Exp $
 */

//>>>>>>>>>>> writer.h <<<<<<<<<<<//
#ifndef WRITER_H
#define WRITER_H

#include <vector>
#include <string>
#include <iostream>

#include "json/value.h"

namespace json
{
  class Value;

  class Writer
  {
  public:
    virtual ~Writer ();

    virtual std::string write (const Value &root) = 0;
  };

  class FastWriter : public Writer
  {
  public:
    FastWriter ();

    void enableYAMLCompatibility ();

  public:
    virtual std::string write (const Value &root);

  private:
    void writeValue (const Value &value);

    std::string document_;
    bool yamlCompatiblityEnabled_;
  };

  class StyledWriter
  {
  public:
    StyledWriter ();
    virtual ~StyledWriter () { }

  public:
    virtual std::string write (const Value &root);

  private:
    void writeValue (const Value &value);
    void writeArrayValue (const Value &value);
    bool isMultineArray (const Value &value);
    void pushValue (const std::string &value);
    void writeIndent ();
    void writeWithIndent (const std::string &value);
    void indent ();
    void unindent ();
    void writeCommentBeforeValue (const Value &root);
    void writeCommentAfterValueOnSameLine (const Value &root);
    bool hasCommentForValue (const Value &value);
    static std::string normalizeEOL (const std::string &text);

    typedef std::vector<std::string> ChildValues;

    ChildValues childValues_;
    std::string document_;
    std::string indentString_;
    int rightMargin_;
    int indentSize_;
    bool addChildValues_;
  };

  std::string valueToString (int value);
  std::string valueToString (unsigned value);
  std::string valueToString (double value);
  std::string valueToString (bool value);
  std::string valueToQuotedString (char const *value);

  std::ostream& operator << (std::ostream&, const Value &root);
} // namespace json

#endif // WRITER_H