local ____lualib = require("lualib_bundle")
local Set = ____lualib.Set
local __TS__New = ____lualib.__TS__New
local __TS__ObjectAssign = ____lualib.__TS__ObjectAssign
local __TS__Class = ____lualib.__TS__Class
local __TS__ClassExtends = ____lualib.__TS__ClassExtends
local __TS__Decorate = ____lualib.__TS__Decorate
local ____exports = {}
local ____dota_ts_adapter = require("lib.dota_ts_adapter")
local BaseModifier = ____dota_ts_adapter.BaseModifier
local registerModifier = ____dota_ts_adapter.registerModifier
--- Модификаторы владельца, которые не пробрасываем (крит обрабатывается на самом призыве).
local OWNER_ATTACK_FORWARD_EXCLUDED_MODIFIERS = __TS__New(Set, {"modifier_stacking_crit", "modifier_summon_owner_attack_proxy"})
--- Герой-владелец для призыва или illusions-like юнита с SetOwner.
function ____exports.getRealOwnerHeroFromUnit(self, unit)
    if not unit or not IsValidEntity(unit) then
        return nil
    end
    if unit:IsRealHero() then
        return unit
    end
    local owner = unit:GetOwner()
    if not owner or not IsValidEntity(owner) or not owner:IsRealHero() then
        return nil
    end
    return owner
end
local function forEachOwnerAttackModifier(self, owner, visitor)
    local seenNames = __TS__New(Set)
    do
        local i = 0
        while i < owner:GetModifierCount() do
            do
                local modifierName = owner:GetModifierNameByIndex(i)
                if not modifierName or OWNER_ATTACK_FORWARD_EXCLUDED_MODIFIERS:has(modifierName) or seenNames:has(modifierName) then
                    goto __continue7
                end
                seenNames:add(modifierName)
                local modifier = owner:FindModifierByName(modifierName)
                if not modifier or not IsValidEntity(modifier) then
                    goto __continue7
                end
                visitor(nil, modifier, modifierName)
            end
            ::__continue7::
            i = i + 1
        end
    end
end
--- Пробрасывает атаку призыва в on-hit/on-attack модификаторы героя-владельца.
function ____exports.forwardOwnerAttackModifiersFromSummon(self, owner, summonEvent, hook)
    if not IsServer() then
        return
    end
    if not owner or not IsValidEntity(owner) or not owner:IsAlive() then
        return
    end
    local ownerEvent = __TS__ObjectAssign({}, summonEvent, {attacker = owner})
    forEachOwnerAttackModifier(
        nil,
        owner,
        function(____, modifier)
            local hookFn = modifier[hook]
            if type(hookFn) ~= "function" then
                return
            end
            hookFn(modifier, ownerEvent)
        end
    )
end
____exports.modifier_summon_owner_attack_proxy = __TS__Class()
local modifier_summon_owner_attack_proxy = ____exports.modifier_summon_owner_attack_proxy
modifier_summon_owner_attack_proxy.name = "modifier_summon_owner_attack_proxy"
modifier_summon_owner_attack_proxy.____file_path = "scripts/vscripts/utils/summon_owner_attack_proxy.lua"
__TS__ClassExtends(modifier_summon_owner_attack_proxy, BaseModifier)
function modifier_summon_owner_attack_proxy.prototype.IsHidden(self)
    return true
end
function modifier_summon_owner_attack_proxy.prototype.IsPurgable(self)
    return false
end
function modifier_summon_owner_attack_proxy.prototype.RemoveOnDeath(self)
    return false
end
function modifier_summon_owner_attack_proxy.prototype.DeclareFunctions(self)
    return {MODIFIER_EVENT_ON_ATTACK, MODIFIER_EVENT_ON_ATTACK_LANDED}
end
function modifier_summon_owner_attack_proxy.prototype.forwardToOwner(self, event, hook)
    if not IsServer() then
        return
    end
    local parent = self:GetParent()
    if not parent or not IsValidEntity(parent) or event.attacker ~= parent then
        return
    end
    local owner = ____exports.getRealOwnerHeroFromUnit(nil, parent)
    if not owner then
        return
    end
    ____exports.forwardOwnerAttackModifiersFromSummon(nil, owner, event, hook)
end
function modifier_summon_owner_attack_proxy.prototype.OnAttack(self, event)
    self:forwardToOwner(event, "OnAttack")
end
function modifier_summon_owner_attack_proxy.prototype.OnAttackLanded(self, event)
    self:forwardToOwner(event, "OnAttackLanded")
end
modifier_summon_owner_attack_proxy = __TS__Decorate(
    modifier_summon_owner_attack_proxy,
    modifier_summon_owner_attack_proxy,
    {registerModifier(nil)},
    {kind = "class", name = "modifier_summon_owner_attack_proxy"}
)
____exports.modifier_summon_owner_attack_proxy = modifier_summon_owner_attack_proxy
return ____exports