EverWrath/src/server/scripts/World/item_scripts.cpp

/*
 * Copyright (C) 2016+     AzerothCore <www.azerothcore.org>, released under GNU GPL v2 license: https://github.com/azerothcore/azerothcore-wotlk/blob/master/LICENSE-GPL2
 * Copyright (C) 2008-2016 TrinityCore <http://www.trinitycore.org/>
 * Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
 */

/* ScriptData
SDName: Item_Scripts
SD%Complete: 100
SDComment: Items for a range of different items. See content below (in script)
SDCategory: Items
EndScriptData */

/* ContentData
item_nether_wraith_beacon(i31742)   Summons creatures for quest Becoming a Spellfire Tailor (q10832)
item_flying_machine(i34060, i34061)  Engineering crafted flying machines
item_gor_dreks_ointment(i30175)     Protecting Our Own(q10488)
item_only_for_flight                Items which should only useable while flying
EndContentData */

#include "ScriptMgr.h"
#include "ScriptedCreature.h"
#include "Spell.h"
#include "Player.h"

/*#####
# item_only_for_flight
#####*/

enum OnlyForFlight
{
    SPELL_ARCANE_CHARGES    = 45072
};

class item_only_for_flight : public ItemScript
{
public:
    item_only_for_flight() : ItemScript("item_only_for_flight") { }

    bool OnUse(Player* player, Item* item, SpellCastTargets const& /*targets*/)
    {
        uint32 itemId = item->GetEntry();
        bool disabled = false;

        //for special scripts
        switch (itemId)
        {
           case 24538:
                if (player->GetAreaId() != 3628)
                    disabled = true;
                break;
           case 34489:
                if (player->GetZoneId() != 4080)
                    disabled = true;
                break;
           case 34475:
                if (const SpellInfo* spellInfo = sSpellMgr->GetSpellInfo(SPELL_ARCANE_CHARGES))
                    Spell::SendCastResult(player, spellInfo, 1, SPELL_FAILED_NOT_ON_GROUND);
                break;
        }

        // allow use in flight only
        if (player->IsInFlight() && !disabled)
            return false;

        // error
        player->SendEquipError(EQUIP_ERR_CANT_DO_RIGHT_NOW, item, nullptr);
        return true;
    }
};

/*#####
# item_nether_wraith_beacon
#####*/

class item_nether_wraith_beacon : public ItemScript
{
public:
    item_nether_wraith_beacon() : ItemScript("item_nether_wraith_beacon") { }

    bool OnUse(Player* player, Item* /*item*/, SpellCastTargets const& /*targets*/)
    {
        if (player->GetQuestStatus(10832) == QUEST_STATUS_INCOMPLETE)
        {
            if (Creature* nether = player->SummonCreature(22408, player->GetPositionX(), player->GetPositionY()+20, player->GetPositionZ(), 0, TEMPSUMMON_TIMED_DESPAWN, 180000))
                nether->AI()->AttackStart(player);

            if (Creature* nether = player->SummonCreature(22408, player->GetPositionX(), player->GetPositionY()-20, player->GetPositionZ(), 0, TEMPSUMMON_TIMED_DESPAWN, 180000))
                nether->AI()->AttackStart(player);
        }
        return false;
    }
};

/*#####
# item_gor_dreks_ointment
#####*/

class item_gor_dreks_ointment : public ItemScript
{
public:
    item_gor_dreks_ointment() : ItemScript("item_gor_dreks_ointment") { }

    bool OnUse(Player* player, Item* item, SpellCastTargets const& targets)
    {
        if (targets.GetUnitTarget() && targets.GetUnitTarget()->GetTypeId() == TYPEID_UNIT &&
            targets.GetUnitTarget()->GetEntry() == 20748 && !targets.GetUnitTarget()->HasAura(32578))
            return false;

        player->SendEquipError(EQUIP_ERR_CANT_DO_RIGHT_NOW, item, nullptr);
        return true;
    }
};

/*#####
# item_incendiary_explosives
#####*/

class item_incendiary_explosives : public ItemScript
{
public:
    item_incendiary_explosives() : ItemScript("item_incendiary_explosives") { }

    bool OnUse(Player* player, Item* item, SpellCastTargets const & /*targets*/)
    {
        if (player->FindNearestCreature(26248, 15) || player->FindNearestCreature(26249, 15))
            return false;
        else
        {
            player->SendEquipError(EQUIP_ERR_OUT_OF_RANGE, item, nullptr);
            return true;
        }
    }
};

/*#####
# item_mysterious_egg
#####*/

class item_mysterious_egg : public ItemScript
{
public:
    item_mysterious_egg() : ItemScript("item_mysterious_egg") { }

    bool OnExpire(Player* player, ItemTemplate const* /*pItemProto*/)
    {
        ItemPosCountVec dest;
        uint8 msg = player->CanStoreNewItem(NULL_BAG, NULL_SLOT, dest, 39883, 1); // Cracked Egg
        if (msg == EQUIP_ERR_OK)
            player->StoreNewItem(dest, 39883, true);

        return true;
    }
};

/*#####
# item_disgusting_jar
#####*/

class item_disgusting_jar : public ItemScript
{
public:
    item_disgusting_jar() : ItemScript("item_disgusting_jar") { }

    bool OnExpire(Player* player, ItemTemplate const* /*pItemProto*/)
    {
        ItemPosCountVec dest;
        uint8 msg = player->CanStoreNewItem(NULL_BAG, NULL_SLOT, dest, 44718, 1); // Ripe Disgusting Jar
        if (msg == EQUIP_ERR_OK)
            player->StoreNewItem(dest, 44718, true);

        return true;
    }
};

/*#####
# item_petrov_cluster_bombs
#####*/

enum PetrovClusterBombs
{
    SPELL_PETROV_BOMB           = 42406,
    AREA_ID_SHATTERED_STRAITS   = 4064,
    ZONE_ID_HOWLING             = 495
};

class item_petrov_cluster_bombs : public ItemScript
{
public:
    item_petrov_cluster_bombs() : ItemScript("item_petrov_cluster_bombs") { }

    bool OnUse(Player* player, Item* item, const SpellCastTargets & /*targets*/)
    {
        if (player->GetZoneId() != ZONE_ID_HOWLING)
            return false;

        if (!player->GetTransport() || player->GetAreaId() != AREA_ID_SHATTERED_STRAITS)
        {
            player->SendEquipError(EQUIP_ERR_NONE, item, nullptr);

            if (const SpellInfo* spellInfo = sSpellMgr->GetSpellInfo(SPELL_PETROV_BOMB))
                Spell::SendCastResult(player, spellInfo, 1, SPELL_FAILED_NOT_HERE);

            return true;
        }

        return false;
    }
};

enum CapturedFrog
{
    QUEST_THE_PERFECT_SPIES      = 25444,
    NPC_VANIRAS_SENTRY_TOTEM     = 40187
};

class item_captured_frog : public ItemScript
{
public:
    item_captured_frog() : ItemScript("item_captured_frog") { }

    bool OnUse(Player* player, Item* item, SpellCastTargets const& /*targets*/)
    {
        if (player->GetQuestStatus(QUEST_THE_PERFECT_SPIES) == QUEST_STATUS_INCOMPLETE)
        {
            if (player->FindNearestCreature(NPC_VANIRAS_SENTRY_TOTEM, 10.0f))
                return false;
            else
                player->SendEquipError(EQUIP_ERR_OUT_OF_RANGE, item, nullptr);
        }
        else
            player->SendEquipError(EQUIP_ERR_CANT_DO_RIGHT_NOW, item, nullptr);
        return true;
    }
};

// Only used currently for
// 19169: Nightfall
class item_generic_limit_chance_above_60 : public ItemScript
{
public:
    item_generic_limit_chance_above_60() : ItemScript("item_generic_limit_chance_above_60") { }

    bool OnCastItemCombatSpell(Player* /*player*/, Unit* victim, SpellInfo const* /*spellInfo*/, Item* /*item*/) override
    {
        // spell proc chance gets severely reduced on victims > 60 (formula unknown)
        if (victim->getLevel() > 60)
        {
            // gives ~0.1% proc chance at lvl 70
            float const lvlPenaltyFactor = 9.93f;
            float const failureChance = (victim->getLevel() - 60) * lvlPenaltyFactor;

            // base ppm chance was already rolled, only roll success chance
            return !roll_chance_f(failureChance);
        }

        return true;
    }
};

void AddSC_item_scripts()
{
    new item_only_for_flight();
    new item_nether_wraith_beacon();
    new item_gor_dreks_ointment();
    new item_incendiary_explosives();
    new item_mysterious_egg();
    new item_disgusting_jar();
    new item_petrov_cluster_bombs();
    new item_captured_frog();
    new item_generic_limit_chance_above_60();
}