local ____lualib = require("lualib_bundle")
local __TS__Class = ____lualib.__TS__Class
local __TS__ClassExtends = ____lualib.__TS__ClassExtends
local __TS__Decorate = ____lualib.__TS__Decorate
local __TS__StringStartsWith = ____lualib.__TS__StringStartsWith
local ____exports = {}
local ____dota_ts_adapter = require("lib.dota_ts_adapter")
local BaseItem = ____dota_ts_adapter.BaseItem
local BaseModifier = ____dota_ts_adapter.BaseModifier
local registerAbility = ____dota_ts_adapter.registerAbility
local registerModifier = ____dota_ts_adapter.registerModifier
local ____incoming_damage_reduction_combine = require("utils.incoming_damage_reduction_combine")
local removeIncomingDamageReductionSource = ____incoming_damage_reduction_combine.removeIncomingDamageReductionSource
local setIncomingDamageReductionSource = ____incoming_damage_reduction_combine.setIncomingDamageReductionSource
local DEMON_SLAYER_OWNER_INCOMING_SOURCE = "modifier_item_demon_slayer"
--- Demon Slayer: пассивы Zombie Slayer + статы/эффект Mage Slayer (маг. сопр., регены, DoT + штраф spell amp на цели),
-- плюс снижение входящего и бонус ко всему исходящему урону у носителя.
____exports.item_demon_slayer = __TS__Class()
local item_demon_slayer = ____exports.item_demon_slayer
item_demon_slayer.name = "item_demon_slayer"
item_demon_slayer.____file_path = "scripts/vscripts/items/default_items/item_demon_slayer.lua"
__TS__ClassExtends(item_demon_slayer, BaseItem)
function item_demon_slayer.prototype.Precache(self, context)
    PrecacheResource("particle", "particles/demon_slayer_slash.vpcf", context)
    PrecacheResource("particle", "particles/items2_fx/mage_slayer_debuff.vpcf", context)
    PrecacheResource("particle", "particles/units/heroes/hero_dark_willow/dark_willow_wisp_spell_debuff.vpcf", context)
end
function item_demon_slayer.prototype.GetIntrinsicModifierName(self)
    return "modifier_item_demon_slayer"
end
item_demon_slayer = __TS__Decorate(
    item_demon_slayer,
    item_demon_slayer,
    {registerAbility(nil)},
    {kind = "class", name = "item_demon_slayer"}
)
____exports.item_demon_slayer = item_demon_slayer
____exports.modifier_item_demon_slayer = __TS__Class()
local modifier_item_demon_slayer = ____exports.modifier_item_demon_slayer
modifier_item_demon_slayer.name = "modifier_item_demon_slayer"
modifier_item_demon_slayer.____file_path = "scripts/vscripts/items/default_items/item_demon_slayer.lua"
__TS__ClassExtends(modifier_item_demon_slayer, BaseModifier)
function modifier_item_demon_slayer.prototype.IsHidden(self)
    return true
end
function modifier_item_demon_slayer.prototype.IsPurgable(self)
    return false
end
function modifier_item_demon_slayer.prototype.DeclareFunctions(self)
    return {
        MODIFIER_PROPERTY_PREATTACK_BONUS_DAMAGE,
        MODIFIER_PROPERTY_STATS_AGILITY_BONUS,
        MODIFIER_PROPERTY_MANA_REGEN_CONSTANT,
        MODIFIER_PROPERTY_HEALTH_BONUS,
        MODIFIER_PROPERTY_HEALTH_REGEN_CONSTANT,
        MODIFIER_PROPERTY_MAGICAL_RESISTANCE_BONUS,
        MODIFIER_EVENT_ON_ATTACK_LANDED,
        MODIFIER_PROPERTY_DAMAGEOUTGOING_PERCENTAGE
    }
end
function modifier_item_demon_slayer.prototype.OnCreated(self)
    if not IsServer() then
        return
    end
    setIncomingDamageReductionSource(
        nil,
        self:GetParent(),
        DEMON_SLAYER_OWNER_INCOMING_SOURCE,
        function()
            local ability = self:GetAbility()
            if not ability then
                return 0
            end
            return math.max(
                0,
                math.abs(ability:GetSpecialValueFor("incoming_damage_reduction"))
            )
        end
    )
end
function modifier_item_demon_slayer.prototype.OnDestroy(self)
    if not IsServer() then
        return
    end
    removeIncomingDamageReductionSource(
        nil,
        self:GetParent(),
        DEMON_SLAYER_OWNER_INCOMING_SOURCE
    )
end
function modifier_item_demon_slayer.prototype.GetModifierHealthBonus(self)
    return self:GetAbility():GetSpecialValueFor("bonus_health")
end
function modifier_item_demon_slayer.prototype.GetModifierConstantManaRegen(self)
    return self:GetAbility():GetSpecialValueFor("bonus_mana_regen")
end
function modifier_item_demon_slayer.prototype.GetModifierConstantHealthRegen(self)
    return self:GetAbility():GetSpecialValueFor("bonus_health_regen")
end
function modifier_item_demon_slayer.prototype.GetModifierMagicalResistanceBonus(self)
    return self:GetAbility():GetSpecialValueFor("bonus_magic_resistance")
end
function modifier_item_demon_slayer.prototype.GetModifierPreAttack_BonusDamage(self)
    return self:GetAbility():GetSpecialValueFor("bonus_damage")
end
function modifier_item_demon_slayer.prototype.GetModifierBonusStats_Agility(self)
    return self:GetAbility():GetSpecialValueFor("bonus_agility")
end
function modifier_item_demon_slayer.prototype.GetModifierDamageOutgoing_Percentage(self)
    return self:GetAbility():GetSpecialValueFor("outgoing_damage_bonus")
end
function modifier_item_demon_slayer.prototype.OnAttackLanded(self, event)
    if not IsServer() then
        return
    end
    if event.attacker ~= self:GetParent() then
        return
    end
    if not event.target or event.target:IsBuilding() or event.target:IsOther() then
        return
    end
    if event.target ~= nil then
        local ability = self:GetAbility()
        local durCorrosion = ability and ability:GetSpecialValueFor("debuff_duration") or 4
        local durMage = ability and ability:GetSpecialValueFor("duration") or 3
        event.target:AddNewModifier(
            self:GetParent(),
            ability,
            "modifier_item_demon_slayer_debuff_2",
            {duration = durCorrosion}
        )
        event.target:AddNewModifier(
            self:GetParent(),
            ability,
            "modifier_item_demon_slayer_mage",
            {duration = durMage}
        )
        local ____this_5
        ____this_5 = event.target
        local ____opt_4 = ____this_5.GetUnitName
        local targetName = ____opt_4 and ____opt_4(____this_5) or ""
        if __TS__StringStartsWith(targetName, "npc_wave") then
            ParticleManager:CreateParticle("particles/demon_slayer_slash.vpcf", PATTACH_ABSORIGIN_FOLLOW, event.target)
            event.target:AddNewModifier(
                self:GetParent(),
                ability,
                "modifier_item_demon_slayer_debuff",
                {duration = durCorrosion}
            )
            return
        end
    end
end
modifier_item_demon_slayer = __TS__Decorate(
    modifier_item_demon_slayer,
    modifier_item_demon_slayer,
    {registerModifier(nil)},
    {kind = "class", name = "modifier_item_demon_slayer"}
)
____exports.modifier_item_demon_slayer = modifier_item_demon_slayer
--- Доп. урон по нежити волн (как Zombie Slayer).
____exports.modifier_item_demon_slayer_debuff = __TS__Class()
local modifier_item_demon_slayer_debuff = ____exports.modifier_item_demon_slayer_debuff
modifier_item_demon_slayer_debuff.name = "modifier_item_demon_slayer_debuff"
modifier_item_demon_slayer_debuff.____file_path = "scripts/vscripts/items/default_items/item_demon_slayer.lua"
__TS__ClassExtends(modifier_item_demon_slayer_debuff, BaseModifier)
function modifier_item_demon_slayer_debuff.prototype.IsDebuff(self)
    return true
end
function modifier_item_demon_slayer_debuff.prototype.IsPurgable(self)
    return true
end
function modifier_item_demon_slayer_debuff.prototype.IsHidden(self)
    return true
end
function modifier_item_demon_slayer_debuff.prototype.GetEffectName(self)
    return "particles/items2_fx/mage_slayer_debuff.vpcf"
end
function modifier_item_demon_slayer_debuff.prototype.GetEffectAttachType(self)
    return PATTACH_ABSORIGIN_FOLLOW
end
function modifier_item_demon_slayer_debuff.prototype.DeclareFunctions(self)
    return {MODIFIER_PROPERTY_INCOMING_DAMAGE_PERCENTAGE}
end
function modifier_item_demon_slayer_debuff.prototype.GetModifierIncomingDamage_Percentage(self, event)
    return self:GetAbility():GetSpecialValueFor("incress_damage")
end
modifier_item_demon_slayer_debuff = __TS__Decorate(
    modifier_item_demon_slayer_debuff,
    modifier_item_demon_slayer_debuff,
    {registerModifier(nil)},
    {kind = "class", name = "modifier_item_demon_slayer_debuff"}
)
____exports.modifier_item_demon_slayer_debuff = modifier_item_demon_slayer_debuff
--- Коррозия (броня / хил / скорость), без дублирования штрафа spell amp — его даёт Mage Slayer-дебафф.
____exports.modifier_item_demon_slayer_debuff_2 = __TS__Class()
local modifier_item_demon_slayer_debuff_2 = ____exports.modifier_item_demon_slayer_debuff_2
modifier_item_demon_slayer_debuff_2.name = "modifier_item_demon_slayer_debuff_2"
modifier_item_demon_slayer_debuff_2.____file_path = "scripts/vscripts/items/default_items/item_demon_slayer.lua"
__TS__ClassExtends(modifier_item_demon_slayer_debuff_2, BaseModifier)
function modifier_item_demon_slayer_debuff_2.prototype.IsDebuff(self)
    return true
end
function modifier_item_demon_slayer_debuff_2.prototype.IsPurgable(self)
    return true
end
function modifier_item_demon_slayer_debuff_2.prototype.IsHidden(self)
    return true
end
function modifier_item_demon_slayer_debuff_2.prototype.GetEffectName(self)
    return "particles/units/heroes/hero_dark_willow/dark_willow_wisp_spell_debuff.vpcf"
end
function modifier_item_demon_slayer_debuff_2.prototype.GetEffectAttachType(self)
    return PATTACH_OVERHEAD_FOLLOW
end
function modifier_item_demon_slayer_debuff_2.prototype.DeclareFunctions(self)
    return {MODIFIER_PROPERTY_PHYSICAL_ARMOR_BONUS, MODIFIER_PROPERTY_HEALTH_REGEN_PERCENTAGE, MODIFIER_PROPERTY_MOVESPEED_BONUS_PERCENTAGE}
end
function modifier_item_demon_slayer_debuff_2.prototype.GetModifierMoveSpeedBonus_Percentage(self)
    return self:GetAbility():GetSpecialValueFor("movespeed_reduction")
end
function modifier_item_demon_slayer_debuff_2.prototype.GetModifierHealthRegenPercentage(self)
    return 1 + (self:GetAbility():GetSpecialValueFor("health_reduction") - 100) * 0.01
end
function modifier_item_demon_slayer_debuff_2.prototype.GetModifierPhysicalArmorBonus(self, event)
    return self:GetAbility():GetSpecialValueFor("armor_reduction")
end
modifier_item_demon_slayer_debuff_2 = __TS__Decorate(
    modifier_item_demon_slayer_debuff_2,
    modifier_item_demon_slayer_debuff_2,
    {registerModifier(nil)},
    {kind = "class", name = "modifier_item_demon_slayer_debuff_2"}
)
____exports.modifier_item_demon_slayer_debuff_2 = modifier_item_demon_slayer_debuff_2
--- Эффект как у Mage Slayer: −spell amp и магический DoT раз в секунду.
____exports.modifier_item_demon_slayer_mage = __TS__Class()
local modifier_item_demon_slayer_mage = ____exports.modifier_item_demon_slayer_mage
modifier_item_demon_slayer_mage.name = "modifier_item_demon_slayer_mage"
modifier_item_demon_slayer_mage.____file_path = "scripts/vscripts/items/default_items/item_demon_slayer.lua"
__TS__ClassExtends(modifier_item_demon_slayer_mage, BaseModifier)
function modifier_item_demon_slayer_mage.prototype.IsDebuff(self)
    return true
end
function modifier_item_demon_slayer_mage.prototype.IsPurgable(self)
    return true
end
function modifier_item_demon_slayer_mage.prototype.IsHidden(self)
    return true
end
function modifier_item_demon_slayer_mage.prototype.GetEffectName(self)
    return "particles/items2_fx/mage_slayer_debuff.vpcf"
end
function modifier_item_demon_slayer_mage.prototype.GetEffectAttachType(self)
    return PATTACH_ABSORIGIN_FOLLOW
end
function modifier_item_demon_slayer_mage.prototype.DeclareFunctions(self)
    return {MODIFIER_PROPERTY_SPELL_AMPLIFY_PERCENTAGE}
end
function modifier_item_demon_slayer_mage.prototype.GetModifierSpellAmplify_Percentage(self)
    return -math.abs(self:GetAbility():GetSpecialValueFor("spell_amp_debuff"))
end
function modifier_item_demon_slayer_mage.prototype.OnCreated(self)
    if not IsServer() then
        return
    end
    self:PulseDps()
    self:StartIntervalThink(1)
end
function modifier_item_demon_slayer_mage.prototype.OnIntervalThink(self)
    if not IsServer() then
        return
    end
    self:PulseDps()
end
function modifier_item_demon_slayer_mage.prototype.PulseDps(self)
    local parent = self:GetParent()
    local ability = self:GetAbility()
    local caster = self:GetCaster()
    if not ability or not caster or not (parent and parent:IsAlive()) then
        return
    end
    local d = ability:GetSpecialValueFor("dps")
    ApplyDamage({
        victim = parent,
        attacker = caster,
        damage = d,
        damage_type = DAMAGE_TYPE_MAGICAL,
        ability = ability,
        damage_flags = DOTA_DAMAGE_FLAG_NO_SPELL_AMPLIFICATION
    })
end
modifier_item_demon_slayer_mage = __TS__Decorate(
    modifier_item_demon_slayer_mage,
    modifier_item_demon_slayer_mage,
    {registerModifier(nil)},
    {kind = "class", name = "modifier_item_demon_slayer_mage"}
)
____exports.modifier_item_demon_slayer_mage = modifier_item_demon_slayer_mage
return ____exports