/*==LICENSE==*

CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011  Cyan Worlds, Inc.

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.

You can contact Cyan Worlds, Inc. by email legal@cyan.com
 or by snail mail at:
      Cyan Worlds, Inc.
      14617 N Newport Hwy
      Mead, WA   99021

*==LICENSE==*/
#ifndef PLAVATARCLOTHING_INC
#define PLAVATARCLOTHING_INC

#include "../pnUtils/pnUtils.h"
#include "../pnNetCommon/plSynchedObject.h"
#include "../CoreLib/hsColorRGBA.h"
#include "hsBitVector.h"
#include "plClothingLayout.h"

class hsGMaterial;
class plMipmap;
class plLayer;
class hsStream;
class plSceneObject;
class plGeometrySpan;
class plClothingLayout;
class plClothingElement;
class plArmatureMod;
class plSharedMesh;
class plStateDataRecord;
class plDXPipeline;

class plClothingItemOptions
{
public:
	hsColorRGBA fTint1;
	hsColorRGBA fTint2;

	plClothingItemOptions() { fTint1.Set(1.f, 1.f, 1.f, 1.f); fTint2.Set(1.f, 1.f, 1.f, 1.f); }

	hsBool IsMatch(plClothingItemOptions *other) { return fTint1 == other->fTint1 && fTint2 == other->fTint2; }
};

class plClothingItem : public hsKeyedObject
{
public:
	enum
	{
		kLODHigh,
		kLODMedium,
		kLODLow,
		kMaxNumLODLevels,
	};

	// If you change the format of a clothing item, chances are you need
	// to change plClothingMgr::IsLRMatch() as well
	char *fName;
	plSharedMesh *fMeshes[kMaxNumLODLevels];
	hsTArray<plMipmap **> fTextures;
	hsTArray<char *> fElementNames;
	hsTArray<plClothingElement *> fElements;
	UInt8 fGroup;	// Each avatar can wear one of the available groups
	UInt8 fType;	// Each group has multiple types of clothes (shirt/pants/etc)
	UInt8 fTileset;
	UInt8 fSortOrder;
	char *fDescription;
	char *fCustomText;
	plMipmap *fThumbnail;
	plClothingItem *fAccessory; // Forced accessory to always wear with this item.
	UInt8 fDefaultTint1[3];
	UInt8 fDefaultTint2[3];
	
	char *fAccessoryName; // Export only



	plClothingItem();
	~plClothingItem();
	
	CLASSNAME_REGISTER( plClothingItem );
	GETINTERFACE_ANY( plClothingItem, hsKeyedObject );

	void SetName(char *name) { delete fName; fName = hsStrcpy(name); }
	const char* GetName() { return fName; }
	hsBool CanWearWith(plClothingItem *item);
	hsBool WearBefore(plClothingItem *item); // Should we come before the arg item? (texture gen order)
	hsBool HasBaseAlpha();
	hsBool HasSameMeshes(plClothingItem *other);

	virtual void Read(hsStream* s, hsResMgr* mgr);
	virtual void Write(hsStream* s, hsResMgr* mgr);	

	virtual hsBool MsgReceive(plMessage* msg);
};

class plClosetItem
{
public:
	plClosetItem() : fItem(nil) {}

	plClothingItem *fItem;
	plClothingItemOptions fOptions;

	hsBool IsMatch(plClosetItem *other);
};

class plClothingBase : public hsKeyedObject
{
public:
	char *fName;
	plMipmap *fBaseTexture;
	char *fLayoutName;

	plClothingBase();
	~plClothingBase();

	CLASSNAME_REGISTER( plClothingBase );
	GETINTERFACE_ANY( plClothingBase, hsKeyedObject );
	
	void SetLayoutName(char *name) { delete fLayoutName; fLayoutName = hsStrcpy(name); }

	virtual void Read(hsStream* s, hsResMgr* mgr);
	virtual void Write(hsStream* s, hsResMgr* mgr);

	virtual hsBool MsgReceive(plMessage* msg);
};

class plClothingOutfit : public plSynchedObject
{
	friend class plDXPipeline;

public:
	plArmatureMod *fAvatar;
	plLayer *fTargetLayer;
	hsGMaterial *fMaterial; // Needed to tell swapped geometry what material to use.
	hsTArray<plClothingItem*> fItems;
	hsTArray<plClothingItemOptions*> fOptions;
	plClothingBase *fBase;
	UInt8 fGroup;
	bool fSynchClients;		// set true if the next synch should be bcast
	hsColorRGBA fSkinTint;
	hsScalar fSkinBlends[plClothingElement::kLayerSkinLast - plClothingElement::kLayerSkinFirst]; // Controls the opacity between skin textures.

	plClothingOutfit();
	~plClothingOutfit();

	CLASSNAME_REGISTER( plClothingOutfit );
	GETINTERFACE_ANY( plClothingOutfit, plSynchedObject );

	void SaveCustomizations(hsBool retry = true);
	void AddItem(plClothingItem *item, hsBool update = true, hsBool broadcast = true, hsBool netForce=false);
	void RemoveItem(plClothingItem *item, hsBool update = true, hsBool netForce=false);
	void TintItem(plClothingItem *item, hsScalar red, hsScalar green, hsScalar blue, hsBool update = true, hsBool broadcast = true, 
				  hsBool netForce = false, hsBool retry = true, UInt8 fLayer = plClothingElement::kLayerTint1);
	void TintSkin(hsScalar red, hsScalar green, hsScalar blue,
				  hsBool update = true, hsBool broadcast = true);
	void MorphItem(plClothingItem *item, UInt8 layer, UInt8 delta, hsScalar weight, hsBool retry = true);
	void SetAge(hsScalar age, hsBool update = true, hsBool broadcast = true);
	void SetSkinBlend(hsScalar blend, UInt8 layer, hsBool update = true, hsBool broadcast = true);
	hsScalar GetSkinBlend(UInt8 layer);		
	hsColorRGBA GetItemTint(plClothingItem *item, UInt8 layer = 2) const;
	hsScalar GetAge() const { return fSkinBlends[0]; }
	hsTArray<plClothingItem*> &GetItemList() { return fItems; }
	hsTArray<plClothingItemOptions*> &GetOptionList() { return fOptions; }

	virtual void Read(hsStream* s, hsResMgr* mgr);
	virtual void Write(hsStream* s, hsResMgr* mgr);
	hsBool DirtySynchState(const char* SDLStateName, UInt32 synchFlags);

	void StripAccessories();
	void WearDefaultClothing();
	void WearDefaultClothingType(UInt32 clothingType);
	void WearMaintainerOutfit();
	void WearRandomOutfit();
	void RemoveMaintainerOutfit();

	hsBool ReadItems(hsStream* s, hsResMgr* mgr, hsBool broadcast = true);
	void WriteItems(hsStream* s, hsResMgr* mgr);
	
	void ForceUpdate(bool retry);		// send updateTexture msg

	virtual hsBool MsgReceive(plMessage* msg);

	void IInstanceSharedMeshes(plClothingItem *item);
	void IRemoveSharedMeshes(plClothingItem *item);

	void ReadFromVault();
	void WriteToVault();
	void WriteToVault(const ARRAY(plStateDataRecord*) & SDRs);

	void SetupMorphSDL();

	// XXX Don't use this. Temp function for a temp HACK console command.
	void DirtyTileset(int tileset);

protected:
	hsBitVector fDirtyItems;
	hsBool fVaultSaveEnabled;
	bool fMorphsInitDone;

	void IAddItem(plClothingItem *item);
	void IRemoveItem(plClothingItem *item);
	hsBool ITintItem(plClothingItem *item, hsColorRGBA color, UInt8 layer);
	hsBool IMorphItem(plClothingItem *item, UInt8 layer, UInt8 delta, hsScalar weight);
	void IHandleMorphSDR(plStateDataRecord *sdr);
		
	void IUpdate();

};

class plClothingMgr : public hsKeyedObject
{
protected:
	static plClothingMgr *fInstance;

	hsTArray<plClothingElement*> fElements;
	hsTArray<plClothingItem*> fItems;
	hsTArray<plClothingLayout*> fLayouts;
	
	void IInit();
	void IAddItem(plClothingItem *item);

public:
	plClothingMgr();
	~plClothingMgr();

	CLASSNAME_REGISTER( plClothingMgr );
	GETINTERFACE_ANY( plClothingMgr, hsKeyedObject );

	plClothingLayout *GetLayout(char *name);
	plClothingElement *FindElementByName(char *name);


	// Functions that just relate to the clothing you have permission to wear (closet)
	void AddItemsToCloset(hsTArray<plClosetItem> &items);
	void GetClosetItems(hsTArray<plClosetItem> &out);

	// Functions that relate to all existing clothing
	plClothingItem *FindItemByName(const char *name);
	hsTArray<plClothingItem*>& GetItemList() { return fItems; }
	void GetItemsByGroup(UInt8 group, hsTArray<plClothingItem*> &out);
	void GetItemsByGroupAndType(UInt8 group, UInt8 type, hsTArray<plClothingItem*> &out);
	void GetAllWithSameMesh(plClothingItem *item, hsTArray<plClothingItem*> &out);
	
	// Give an array of items (from one of the above functions, for example)
	// and this will yank out items so that only item is in the array for each mesh.
	void FilterUniqueMeshes(hsTArray<plClothingItem*> &items);

	// For a pair of items that go together (ie gloves) give us one, we'll give you the other
	plClothingItem *GetLRMatch(plClothingItem *item);
	hsBool IsLRMatch(plClothingItem *item1, plClothingItem *item2);

	static void ChangeAvatar(char *name);
	
	static plClothingMgr *GetClothingMgr() { return fInstance; }	
	static void Init();
	static void DeInit();

	//virtual void Read(hsStream* s, hsResMgr* mgr);
	//virtual void Write(hsStream* s, hsResMgr* mgr);

	virtual hsBool MsgReceive(plMessage* msg);
	

	// NOTE:
	// NOTE:
	// NOTE: The following two enums are duplicated in Python, so...
	//       DON'T CHANGE THEIR CURRENT VALUES, ADD NEW ONES ON THE END OF THE LIST!
	enum
	{
		kClothingBaseMale = 0,
		kClothingBaseFemale,
		kClothingBaseNoOptions, // Custom avatars
		kMaxGroup
	};
	enum
	{
		kTypePants = 0,
		kTypeShirt,
		kTypeLeftHand,
		kTypeRightHand,
		kTypeFace,
		kTypeHair,
		kTypeLeftFoot,
		kTypeRightFoot,
		kTypeAccessory,
		kMaxType,
	};

	static const char *GroupStrings[];
	static const char *TypeStrings[];
};





#endif