#pragma once

#include "Plugin.h"
#include "WebPlugin.h"

// Names for the global variables through which the plugin is identified in its LuaState
#define LUA_PLUGIN_NAME_VAR_NAME     "_MCServerInternal_PluginName"
#define LUA_PLUGIN_INSTANCE_VAR_NAME "_MCServerInternal_PluginInstance"




// fwd: Lua
typedef struct lua_State lua_State;

// fwd: UI/Window.h
class cWindow;





// tolua_begin
class cPlugin_NewLua :
	public cPlugin,
	public cWebPlugin
{
public:
	// tolua_end
	
	cPlugin_NewLua( const AString & a_PluginDirectory );
	~cPlugin_NewLua();

	virtual void OnDisable(void) override;
	virtual bool Initialize(void) override;

	virtual void Tick(float a_Dt) override;

	virtual bool OnBlockToPickups           (cWorld * a_World, cEntity * a_Digger, int a_BlockX, int a_BlockY, int a_BlockZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta, cItems & a_Pickups) override;
	virtual bool OnChat                     (cPlayer * a_Player, AString & a_Message) override;
	virtual bool OnChunkAvailable           (cWorld * a_World, int a_ChunkX, int a_ChunkZ) override;
	virtual bool OnChunkGenerated           (cWorld * a_World, int a_ChunkX, int a_ChunkZ, cChunkDesc * a_ChunkDesc) override;
	virtual bool OnChunkGenerating          (cWorld * a_World, int a_ChunkX, int a_ChunkZ, cChunkDesc * a_ChunkDesc) override;
	virtual bool OnChunkUnloaded            (cWorld * a_World, int a_ChunkX, int a_ChunkZ) override;
	virtual bool OnChunkUnloading           (cWorld * a_World, int a_ChunkX, int a_ChunkZ) override;
	virtual bool OnCollectingPickup         (cPlayer * a_Player, cPickup * a_Pickup) override;
	virtual bool OnCraftingNoRecipe         (const cPlayer * a_Player, const cCraftingGrid * a_Grid, cCraftingRecipe * a_Recipe) override;
	virtual bool OnDisconnect               (cPlayer * a_Player, const AString & a_Reason) override;
	virtual bool OnExecuteCommand           (cPlayer * a_Player, const AStringVector & a_Split) override;
	virtual bool OnHandshake                (cClientHandle * a_Client, const AString & a_Username) override;
	virtual bool OnKilling                  (cEntity & a_Victim, cEntity * a_Killer) override;
	virtual bool OnLogin                    (cClientHandle * a_Client, int a_ProtocolVersion, const AString & a_Username) override;
	virtual bool OnPlayerBreakingBlock      (cPlayer & a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta) override;
	virtual bool OnPlayerBrokenBlock        (cPlayer & a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta) override;
	virtual bool OnPlayerEating             (cPlayer & a_Player) override;
	virtual bool OnPlayerJoined             (cPlayer & a_Player) override;
	virtual bool OnPlayerMoved              (cPlayer & a_Player) override;
	virtual bool OnPlayerLeftClick          (cPlayer & a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, char a_Status) override;
	virtual bool OnPlayerPlacedBlock        (cPlayer & a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta) override;
	virtual bool OnPlayerPlacingBlock       (cPlayer & a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta) override;
	virtual bool OnPlayerRightClick         (cPlayer & a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override;
	virtual bool OnPlayerRightClickingEntity(cPlayer & a_Player, cEntity & a_Entity) override;
	virtual bool OnPlayerShooting           (cPlayer & a_Player) override;
	virtual bool OnPlayerSpawned            (cPlayer & a_Player) override;
	virtual bool OnPlayerTossingItem        (cPlayer & a_Player) override;
	virtual bool OnPlayerUsedBlock          (cPlayer & a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta) override;
	virtual bool OnPlayerUsedItem           (cPlayer & a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override;
	virtual bool OnPlayerUsingBlock         (cPlayer & a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ, BLOCKTYPE a_BlockType, NIBBLETYPE a_BlockMeta) override;
	virtual bool OnPlayerUsingItem          (cPlayer & a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override;
	virtual bool OnPostCrafting             (const cPlayer * a_Player, const cCraftingGrid * a_Grid, cCraftingRecipe * a_Recipe) override;
	virtual bool OnPreCrafting              (const cPlayer * a_Player, const cCraftingGrid * a_Grid, cCraftingRecipe * a_Recipe) override;
	virtual bool OnTakeDamage               (cEntity & a_Receiver, TakeDamageInfo & a_TakeDamageInfo) override;
	virtual bool OnUpdatedSign              (cWorld * a_World, int a_BlockX, int a_BlockY, int a_BlockZ, const AString & a_Line1, const AString & a_Line2, const AString & a_Line3, const AString & a_Line4, cPlayer * a_Player) override;
	virtual bool OnUpdatingSign             (cWorld * a_World, int a_BlockX, int a_BlockY, int a_BlockZ,       AString & a_Line1,       AString & a_Line2,       AString & a_Line3,       AString & a_Line4, cPlayer * a_Player) override;
	virtual bool OnWeatherChanged           (cWorld & a_World) override;
	virtual bool OnWeatherChanging          (cWorld & a_World, eWeather & a_NewWeather) override;
	
	virtual bool HandleCommand(const AStringVector & a_Split, cPlayer * a_Player) override;
	
	virtual bool HandleConsoleCommand(const AStringVector & a_Split, cCommandOutputCallback & a_Output) override;

	virtual void ClearCommands(void) override;
	
	virtual void ClearConsoleCommands(void) override;

	virtual bool CanAddHook(cPluginManager::PluginHook a_Hook) override;
	
	// cWebPlugin override
	virtual const AString GetWebTitle(void) const {return GetName(); }

	// cWebPlugin and WebAdmin stuff
	virtual AString HandleWebRequest(const HTTPRequest * a_Request ) override;
	bool AddWebTab(const AString & a_Title, lua_State * a_LuaState, int a_FunctionReference);	// >> EXPORTED IN MANUALBINDINGS <<
	
	/// Binds the command to call the function specified by a Lua function reference. Simply adds to CommandMap.
	void BindCommand(const AString & a_Command, int a_FnRef);

	/// Binds the console command to call the function specified by a Lua function reference. Simply adds to CommandMap.
	void BindConsoleCommand(const AString & a_Command, int a_FnRef);

	lua_State * GetLuaState(void) { return m_LuaState; }

	cCriticalSection & GetCriticalSection(void) { return m_CriticalSection; }
	
	/// Removes a previously referenced object (luaL_unref())
	void Unreference(int a_LuaRef);
	
	/// Calls the plugin-specified "cLuaWindow closing" callback. Returns true only if the callback returned true
	bool CallbackWindowClosing(int a_FnRef, cWindow & a_Window, cPlayer & a_Player, bool a_CanRefuse);
	
	/// Calls the plugin-specified "cLuaWindow slot changed" callback.
	void CallbackWindowSlotChanged(int a_FnRef, cWindow & a_Window, int a_SlotNum);
	
protected:
	cCriticalSection m_CriticalSection;
	lua_State * m_LuaState;
	
	/// Maps command name into Lua function reference
	typedef std::map<AString, int> CommandMap;
	
	CommandMap m_Commands;
	CommandMap m_ConsoleCommands;

	bool PushFunction(const char * a_FunctionName, bool a_bLogError = true);
	bool CallFunction(int a_NumArgs, int a_NumResults, const char * a_FunctionName );  // a_FunctionName is only used for error messages, nothing else
	
	/// Returns the name of Lua function that should handle the specified hook
	const char * GetHookFnName(cPluginManager::PluginHook a_Hook);
} ;  // tolua_export