-- Lady Falther'ess <Scourge Invasion Boss> made by Manmadedrummer for Araxia Online

local NPC_ID = 14686
local SPELL_BANSHEE_CURSE = 17105
local SPELL_BANSHEE_SHRIEK = 16838
local SPELL_DOMINATE_MIND = 7645
local SPELL_RIBBON_OF_SOULS = 22743
local SPELLS = {SPELL_BANSHEE_CURSE, SPELL_BANSHEE_SHRIEK, SPELL_DOMINATE_MIND, SPELL_RIBBON_OF_SOULS}

local function CastRandomSpell(eventId, delay, repeats, creature)
    local target = creature:GetVictim()
    if target then
        local spell = SPELLS[math.random(1, #SPELLS)]
        creature:CastSpell(target, spell, true)
    end
end

local function OnEnterCombat(event, creature, target)
    creature:SendUnitYell("Thank you for becoming my next victim!", 0)
    creature:RegisterEvent(CastRandomSpell, 3000, 0)
end

local function OnLeaveCombat(event, creature)
    creature:RemoveEvents()
end

local function OnDied(event, creature, killer)
    creature:RemoveEvents()
end

RegisterCreatureEvent(NPC_ID, 1, OnEnterCombat)
RegisterCreatureEvent(NPC_ID, 2, OnLeaveCombat)
RegisterCreatureEvent(NPC_ID, 4, OnDied)