#ifndef MYX_REDIS_REPLY_HPP_
#define MYX_REDIS_REPLY_HPP_

#include <QVariant>

#include <config.hpp>

namespace myx {

namespace redis {

/**
 * @brief Represents a Redis reply
 */
class MYX_REDIS_EXPORT Reply
{
public:

	/**
	 * @brief Reply types
	 */
	enum Type
	{
		/**
		 * @brief An invalid reply
		 *
		 * This value is only set when the default constructor is used.
		 */
		Invalid,

		/**
		 * @brief A status reply
		 *
		 * The value property will contain the status message returned
		 * by the server as a QString.
		 */
		Status,

		/**
		 * @brief An error reply
		 *
		 * The value property will contain the error message returned by
		 * the server as a QString.
		 */
		Error,

		/**
		 * @brief An integer reply
		 *
		 * The value property will contain the integer value returned by
		 * the server as a qlonglong.
		 */
		Integer,

		/**
		 * @brief A bulk reply
		 *
		 * The value property will contain the bulk reply returned by
		 * the server as a QByteArray.
		 */
		Bulk,

		/**
		 * @brief A multi-bulk reply
		 *
		 * The value property will contain the multi-bulk reply returned
		 * by the server as a QVariantList. Each entry in the list is of
		 * type Reply.
		 */
		MultiBulk
	};

	/**
	 * @brief Creates an empty reply
	 */
	Reply() :
		_type( Invalid ) {}

	/**
	 * @brief Initializes the reply
	 * @param type the type of the reply
	 */
	Reply( Type type ) :
		_type( type ) {}

	/**
	 * @brief Returns the type of the reply
	 * @return the reply type
	 */
	Type type() const { return( _type ); }

	/**
	 * @brief Returns a reference to the value of the reply
	 * @return the reply value
	 */
	QVariant& value() { return( _value ); }

private:

	Type     _type;
	QVariant _value;
}; // class MYX_REDIS_EXPORT Reply

} // namespace redis

} // namespace myx

Q_DECLARE_METATYPE( myx::redis::Reply )

#endif // MYX_REDIS_REPLY_HPP_