---@class BP_Skill_IceFrost_C:BP_Skill_Actor_C
--Edit Below--

local SkillActorBase = require('Script.Blueprint.SceneObject.SkillActor.BP_Skill_Actor')
local BP_Skill_IceFrost = setmetatable(
    {
        AdditionDamageRateTable = {2.0, 3.0, 4.0, 5.0},
        SpeedScaleReductionRateTable = {0.8, 0.7, 0.6, 0.5},
        CurDamageRate = 0.0,
        CurSpeedScaleReductionRate = 0.0,
        CachedSpeedScales = {},
    },
    {
        __index = SkillActorBase,
        __metatable = SkillActorBase
    }
);


function BP_Skill_IceFrost:ReceiveBeginPlay()
    SkillActorBase.ReceiveBeginPlay(self)
    self:SetSphereRadius(200)
end

function BP_Skill_IceFrost:ReceiveEndPlay()
    for Monster, SpeedScale in pairs(self.CachedSpeedScales) do
        if Monster ~= nil and UE.IsValid(Monster) then
            UGCSimpleCharacterSystem.SetSpeedScale(Monster, SpeedScale)
        end
    end
    self.CachedSpeedScales = {}
    self.SuperClass.ReceiveEndPlay(self)
end

function BP_Skill_IceFrost:SetLevel(NewLevel)
    SkillActorBase.SetLevel(self, NewLevel)

    self.CurDamageRate = self.AdditionDamageRateTable[NewLevel]
    self.CurSpeedScaleReductionRate = self.SpeedScaleReductionRateTable[NewLevel]
end

function BP_Skill_IceFrost:OnMonsterBeginOverlap(Monster)
    local SpeedScale = UGCSimpleCharacterSystem.GetSpeedScale(Monster)
    self.CachedSpeedScales[Monster] = SpeedScale
    UGCSimpleCharacterSystem.SetSpeedScale(Monster, SpeedScale * self.CurSpeedScaleReductionRate)
    
    local DamageAmount = 100 + UGCGameSystem.GetPlayerStateByPlayerKey(self.CasterPawn.PlayerKey).Attributes[AttributeType.Base].Base_Attack * self.CurDamageRate
    local EventInstigator = UGCGameSystem.GetPlayerControllerByPlayerKey(self.CasterPawn.PlayerKey)
    UGCGameSystem.ApplyDamage(Monster, DamageAmount, EventInstigator, self.CasterPawn, EDamageType.ShootDamage)
end

function BP_Skill_IceFrost:OnMonsterEndOverlap(Monster)
    if self.CachedSpeedScales[Monster] then
        UGCSimpleCharacterSystem.SetSpeedScale(Monster, self.CachedSpeedScales[Monster])
    end
end

return BP_Skill_IceFrost;