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/*
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Transmogrification
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By Rochet2
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*/
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#include "ScriptPCH.h"

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class NPC_Transmogrify : public CreatureScript

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{

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public:

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	NPC_Transmogrify() : CreatureScript("NPC_Transmogrify") { }

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	bool OnGossipHello(Player* pPlayer, Creature* pUnit)

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	{

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		pPlayer->PlayerTalkClass->ClearMenus();

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		for (uint8 Slot = EQUIPMENT_SLOT_START; Slot < EQUIPMENT_SLOT_END; Slot++)

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			if (Item* pItem = pPlayer->GetItemByPos(INVENTORY_SLOT_BAG_0, Slot))

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			{

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				uint32 Quality = pItem->GetTemplate()->Quality;

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				if(Quality == ITEM_QUALITY_UNCOMMON || Quality == ITEM_QUALITY_RARE || Quality == ITEM_QUALITY_EPIC)

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					if(char* SlotName = GetSlotName(Slot))

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						pPlayer->ADD_GOSSIP_ITEM(GOSSIP_ICON_TRAINER, SlotName, EQUIPMENT_SLOT_END, Slot);

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			}

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			pPlayer->ADD_GOSSIP_ITEM(GOSSIP_ICON_TALK, "Nevermind..", EQUIPMENT_SLOT_END+2, 0);

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			pPlayer->SEND_GOSSIP_MENU(DEFAULT_GOSSIP_MESSAGE, pUnit->GetGUID());         

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			return true;

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	}

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	bool OnGossipSelect(Player* pPlayer, Creature* pUnit, uint32 sender, uint32 uiAction)

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	{

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		pPlayer->PlayerTalkClass->ClearMenus();

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		if(sender == EQUIPMENT_SLOT_END)

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		{

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			if (Item* OLD = pPlayer->GetItemByPos(INVENTORY_SLOT_BAG_0, uiAction))

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			{

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				uint64 GUID = pPlayer->GetGUID();

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				Items[GUID].clear();

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				for (uint8 i = INVENTORY_SLOT_ITEM_START; i < INVENTORY_SLOT_ITEM_END; i++)

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					if (Item* pItem = pPlayer->GetItemByPos(INVENTORY_SLOT_BAG_0, i))

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						if(IsSuitable(pItem, OLD, pPlayer))

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							if(Items[GUID].find(pItem->GetTemplate()->DisplayInfoID) == Items[GUID].end())

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								Items[GUID][pItem->GetTemplate()->DisplayInfoID] = pItem, pPlayer->ADD_GOSSIP_ITEM_EXTENDED(GOSSIP_ICON_INTERACT_1, pItem->GetTemplate()->Name1, uiAction, pItem->GetTemplate()->DisplayInfoID, AreYouSure(uiAction, pItem), 0, false);

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				for (uint8 i = INVENTORY_SLOT_BAG_START; i < INVENTORY_SLOT_BAG_END; i++)

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					if (Bag* pBag = pPlayer->GetBagByPos(i))

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						for (uint32 j = 0; j < pBag->GetBagSize(); j++)

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							if (Item* pItem = pPlayer->GetItemByPos(i, j))

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								if(IsSuitable(pItem, OLD, pPlayer))

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									if(Items[GUID].find(pItem->GetTemplate()->DisplayInfoID) == Items[GUID].end())

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										Items[GUID][pItem->GetTemplate()->DisplayInfoID] = pItem, pPlayer->ADD_GOSSIP_ITEM_EXTENDED(GOSSIP_ICON_INTERACT_1, pItem->GetTemplate()->Name1, uiAction, pItem->GetTemplate()->DisplayInfoID, AreYouSure(uiAction, pItem), 0, false);

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				if(Items[GUID].empty())

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				{

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					pPlayer->GetSession()->SendNotification("You have no suitable items in your inventory");

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					OnGossipHello(pPlayer, pUnit);

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					return true;

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				}

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				pPlayer->ADD_GOSSIP_ITEM(GOSSIP_ICON_TALK, "Back..", EQUIPMENT_SLOT_END+1, 0);

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				pPlayer->SEND_GOSSIP_MENU(DEFAULT_GOSSIP_MESSAGE, pUnit->GetGUID());

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			}

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			else

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				OnGossipHello(pPlayer, pUnit);

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		}

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		else if(sender == EQUIPMENT_SLOT_END+1)

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			OnGossipHello(pPlayer, pUnit);

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		else if(sender == EQUIPMENT_SLOT_END+2)

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			pPlayer->PlayerTalkClass->SendCloseGossip();

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		else

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		{

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			uint64 GUID = pPlayer->GetGUID();

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			Item* OLD = pPlayer->GetItemByPos(INVENTORY_SLOT_BAG_0, sender);

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			if(!OLD || Items[GUID].find(uiAction) == Items[GUID].end() || !IsSuitable(Items[GUID][uiAction], OLD, pPlayer))

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			{

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				pPlayer->GetSession()->SendNotification("There is no suitable item in the slot");

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				return true;

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			}

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			else

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			{

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				pPlayer->UpdateUInt32Value(PLAYER_VISIBLE_ITEM_1_ENTRYID + (sender * 2), Items[GUID][uiAction]->GetEntry());

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				pPlayer->GetSession()->SendAreaTriggerMessage("%s transmogrified", GetSlotName(sender));

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			}

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			Items[GUID].clear();

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			OnGossipHello(pPlayer, pUnit);

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		}

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		return true;

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	}

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private:

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	std::map<uint64, std::map<uint32, Item*> > Items; // Items[GUID][DISPLAY] = item

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	char * GetSlotName(uint8 slot)

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	{

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		switch(slot)

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		{

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		case EQUIPMENT_SLOT_HEAD      : return "Head";

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		case EQUIPMENT_SLOT_SHOULDERS : return "Shoulders";

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		case EQUIPMENT_SLOT_BODY      : return "Shirt";

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		case EQUIPMENT_SLOT_CHEST     : return "Chest";

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		case EQUIPMENT_SLOT_WAIST     : return "Waist";

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		case EQUIPMENT_SLOT_LEGS      : return "Legs";

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		case EQUIPMENT_SLOT_FEET      : return "Feet";

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		case EQUIPMENT_SLOT_WRISTS    : return "Wrists";

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		case EQUIPMENT_SLOT_HANDS     : return "Hands";

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		case EQUIPMENT_SLOT_BACK      : return "Back";

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		case EQUIPMENT_SLOT_MAINHAND  : return "Main hand";

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		case EQUIPMENT_SLOT_OFFHAND   : return "Off hand";

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		case EQUIPMENT_SLOT_RANGED    : return "Ranged";

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		case EQUIPMENT_SLOT_TABARD    : return "Tabard";

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		default: return NULL;

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		}

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	}

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	bool IsSuitable(Item* pItem, Item* OLD, Player* pPlayer)

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	{

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		if(pPlayer->CanUseItem(pItem, false) == EQUIP_ERR_OK)

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		{

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			uint32 Quality = pItem->GetTemplate()->Quality;

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			if(Quality == ITEM_QUALITY_UNCOMMON || Quality == ITEM_QUALITY_RARE || Quality == ITEM_QUALITY_EPIC)

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			{

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				uint32 NClass = pItem->GetTemplate()->Class;

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				uint32 OClass = OLD->GetTemplate()->Class;

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				uint32 NSubClass = pItem->GetTemplate()->SubClass;

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				uint32 OSubClass = OLD->GetTemplate()->SubClass;

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				if(NClass == OClass) // not possibly the best structure here, but atleast I got my head around this

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					if(NClass == ITEM_CLASS_WEAPON)

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					{

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						if(NSubClass == OSubClass || ((NSubClass == ITEM_SUBCLASS_WEAPON_BOW || NSubClass == ITEM_SUBCLASS_WEAPON_GUN || NSubClass == ITEM_SUBCLASS_WEAPON_CROSSBOW) && (OSubClass == ITEM_SUBCLASS_WEAPON_BOW || OSubClass == ITEM_SUBCLASS_WEAPON_GUN || OSubClass == ITEM_SUBCLASS_WEAPON_CROSSBOW)))

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						{

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							return true;

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						}

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					}

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					else if(NClass == ITEM_CLASS_ARMOR)

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						if(NSubClass == OSubClass && pItem->GetTemplate()->InventoryType == OLD->GetTemplate()->InventoryType)

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						{

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							return true;

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						}

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			}

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		}

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		return false;

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	}

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	std::string AreYouSure(uint8 slot, Item* pItem)

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	{

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		std::string msg = "Transmogrify ";

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		msg += GetSlotName(slot);

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		msg += "\nTo ";

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		msg += pItem->GetTemplate()->Name1;

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		return msg;

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	}

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};

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void AddSC_NPC_Transmogrify()

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{

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	new NPC_Transmogrify();

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}
        

    


            


                                


        

            



                
    

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