#ifndef MYX_REDIS_PARSER_HPP_
#define MYX_REDIS_PARSER_HPP_

#include <QList>
#include <QObject>
#include <QPair>
#include <QVariant>

#include <reply.hpp>
#include <lexer.hpp>

namespace myx {

namespace redis {

class Parser : public QObject
{
	Q_OBJECT

public:
	Parser( Lexer*, QObject* = nullptr );
	virtual ~Parser() = default;

	Q_SIGNAL void reply( const myx::redis::Reply& );

private:
	Q_SLOT void readCharacter( const char );
	Q_SLOT void readUnsafeString( const QString& );
	Q_SLOT void readSafeString( const QByteArray& );

private:
	void descend();

	class Task
	{
public:

		enum { Unknown = -2 };

		Task( Reply::Type type ) :
			reply( type ),
			count( Unknown ) {}

		Reply reply;
		int   count;
	};

	QList< Task > stack;

	Task& tos() { return( stack.last() ); }
}; // class Parser

} // namespace redis

} // namespace myx

#endif // MYX_REDIS_PARSER_HPP_