
// CommandBlockEntity.h

// Declares the cCommandBlockEntity class representing a single command block in the world





#pragma once

#include "BlockEntity.h"
#include "RedstonePoweredEntity.h"




namespace Json
{
	class Value;
}





// tolua_begin

class cCommandBlockEntity :
	public cBlockEntity,
	public cRedstonePoweredEntity
{
	typedef cBlockEntity super;
	
public:

	// tolua_end
	
	BLOCKENTITY_PROTODEF(cCommandBlockEntity);
	
	/// Creates a new empty command block entity
	cCommandBlockEntity(int a_X, int a_Y, int a_Z, cWorld * a_World);

	virtual bool Tick(float a_Dt, cChunk & a_Chunk) override;
	virtual void SendTo(cClientHandle & a_Client) override;
	virtual void UsedBy(cPlayer * a_Player) override;

	void SetLastOutput(const AString & a_LastOut);

	void SetResult(const NIBBLETYPE a_Result);

	// tolua_begin

	/// Sets the internal redstone power flag to "on" or "off", depending on the parameter. Calls Activate() if appropriate
	virtual void SetRedstonePower(bool a_IsPowered) override;

	/// Sets the command block to execute a command in the next tick
	void Activate(void);
	
	/// Sets the command
	void SetCommand(const AString & a_Cmd);

	/// Retrieves stored command
	const AString & GetCommand(void) const;

	/// Retrieves the last line of output generated by the command block
	const AString & GetLastOutput(void) const;

	/// Retrieves the result (signal strength) of the last operation
	NIBBLETYPE GetResult(void) const;
	
	// tolua_end
	
private:

	/// Executes the associated command
	void Execute();

	bool m_ShouldExecute;
	bool m_IsPowered;

	AString m_Command;

	AString m_LastOutput;

	NIBBLETYPE m_Result;
} ;  // tolua_export




