/*
 * Copyright (C) 2016+ AzerothCore <www.azerothcore.org>, released under GNU AGPL v3 license, you may redistribute it
 * and/or modify it under version 3 of the License, or (at your option), any later version.
 */

#include "MageTriggers.h"
#include "Playerbots.h"
#include "Player.h"
#include "Spell.h"
#include "DynamicObject.h"
#include "Value.h"
#include "SpellAuraEffects.h"
#include "ServerFacade.h"

bool NoManaGemTrigger::IsActive()
{
    static const std::vector<uint32> gemIds = {
        33312,  // Mana Sapphire
        22044,  // Mana Emerald
        8008,   // Mana Ruby
        8007,   // Mana Citrine
        5513,   // Mana Jade
        5514    // Mana Agate
    };

    for (uint32 gemId : gemIds)
    {
        if (bot->GetItemCount(gemId, false) > 0)  // false = only in bags
            return false;
    }
    return true;
}

bool ArcaneIntellectOnPartyTrigger::IsActive()
{
    return BuffOnPartyTrigger::IsActive() && !botAI->HasAura("arcane brilliance", GetTarget());
}

bool ArcaneIntellectTrigger::IsActive()
{
    return BuffTrigger::IsActive() && !botAI->HasAura("arcane brilliance", GetTarget());
}

bool MageArmorTrigger::IsActive()
{
    Unit* target = GetTarget();
    if (botAI->HasAura("mage armor", target))
        return false;

    if (AI_VALUE2(uint32, "spell id", "mage armor"))
        return true;

    return !botAI->HasAura("ice armor", target) && !botAI->HasAura("frost armor", target) &&
           !botAI->HasAura("molten armor", target);
}

bool MoltenArmorTrigger::IsActive()
{
    Unit* target = GetTarget();
    if (botAI->HasAura("molten armor", target))
        return false;

    if (AI_VALUE2(uint32, "spell id", "molten armor"))
        return true;

    return !botAI->HasAura("ice armor", target) && !botAI->HasAura("frost armor", target) &&
           !botAI->HasAura("mage armor", target);
}

bool FrostNovaOnTargetTrigger::IsActive()
{
    Unit* target = GetTarget();
    if (!target || !target->IsAlive() || !target->IsInWorld())
        return false;

    return botAI->HasAura(spell, target);
}

bool FrostbiteOnTargetTrigger::IsActive()
{
    Unit* target = GetTarget();
    if (!target || !target->IsAlive() || !target->IsInWorld())
        return false;

    return botAI->HasAura(spell, target);
}

bool NoFocusMagicTrigger::IsActive()
{
    if (!bot->HasSpell(54646)) // Focus Magic
        return false;

    Group* group = bot->GetGroup();
    if (!group)
        return false;

    for (GroupReference* ref = group->GetFirstMember(); ref; ref = ref->next())
    {
        Player* member = ref->GetSource();
        if (!member || member == bot || !member->IsAlive())
            continue;

        if (member->HasAura(54646, bot->GetGUID()))
            return false;
    }
    return true;
}

bool DeepFreezeCooldownTrigger::IsActive()
{
    // If the bot does NOT have Deep Freeze, treat as "on cooldown"
    if (!bot->HasSpell(44572)) // Deep Freeze
        return true;

    return SpellCooldownTrigger::IsActive();
}

const std::unordered_set<uint32> FlamestrikeNearbyTrigger::FLAMESTRIKE_SPELL_IDS = {
    2120, 2121, 8422, 8423, 10215, 10216, 27086, 42925, 42926
};

bool FlamestrikeNearbyTrigger::IsActive()
{
    for (uint32 spellId : FLAMESTRIKE_SPELL_IDS)
    {
        Aura* aura = bot->GetAura(spellId, bot->GetGUID());
        if (!aura)
            continue;

        DynamicObject* dynObj = aura->GetDynobjOwner();
        if (!dynObj)
            continue;

        float dist = bot->GetDistance2d(dynObj->GetPositionX(), dynObj->GetPositionY());
        if (dist <= radius)
            return true;
    }
    return false;
}

bool ImprovedScorchTrigger::IsActive()
{
    Unit* target = GetTarget();
    if (!target || !target->IsAlive() || !target->IsInWorld())
        return false;

    static const uint32 ImprovedScorchExclusiveDebuffs[] = {// Shadow Mastery
                                                            17794, 17797, 17798, 17799, 17800,
                                                            // Winter's Chill
                                                            12579,
                                                            // Improved Scorch
                                                            22959};

    for (uint32 spellId : ImprovedScorchExclusiveDebuffs)
    {
        if (target->HasAura(spellId))
            return false;
    }

    return DebuffTrigger::IsActive();
}

const std::unordered_set<uint32> BlizzardChannelCheckTrigger::BLIZZARD_SPELL_IDS = {
    10,     // Blizzard Rank 1
    6141,   // Blizzard Rank 2
    8427,   // Blizzard Rank 3
    10185,  // Blizzard Rank 4
    10186,  // Blizzard Rank 5
    10187,  // Blizzard Rank 6
    27085,  // Blizzard Rank 7
    42938,  // Blizzard Rank 8
    42939   // Blizzard Rank 9
};

bool BlizzardChannelCheckTrigger::IsActive()
{
    if (Spell* spell = bot->GetCurrentSpell(CURRENT_CHANNELED_SPELL);
        spell && BLIZZARD_SPELL_IDS.count(spell->m_spellInfo->Id))
    {
        uint8 attackerCount = AI_VALUE(uint8, "attacker count");
        return attackerCount < minEnemies;
    }

    return false;
}