local SimpleSkillTask = require("Script.SimpleSkill.Task.SimpleSkillTask")
local SimpleSkillTask_IceFrost = LuaClass("SimpleSkillTask_IceFrost", SimpleSkillTask)

function SimpleSkillTask_IceFrost:ctor(OwnerSkill)
    SimpleSkillTask_IceFrost.super.ctor(self, OwnerSkill)
end

function SimpleSkillTask_IceFrost:InitTaskFromData(TaskData, CasterPawn)
    SimpleSkillTask.InitTaskFromData(self, TaskData, CasterPawn)
end

function SimpleSkillTask_IceFrost:UpdateSkillLevel(NewSkillLevel)
    SimpleSkillTask.UpdateSkillLevel(self, NewSkillLevel)

    if self.SpawnedActor ~= nil and UE.IsValid(self.SpawnedActor) then
        self.SpawnedActor:SetLevel(NewSkillLevel)
    end
end

function SimpleSkillTask_IceFrost:ActivateTask()
    SimpleSkillTask.ActivateTask(self)
end

function SimpleSkillTask_IceFrost:ActivateTaskInTimer()
    local TargetPawn = nil
    local TargetPawns = self:GetTargetPawns()

    local MinDist = 999999
    for _, Monster in pairs(TargetPawns) do
        if Monster ~= nil and UE.IsValid(Monster) then
            if UGCSimpleCharacterSystem.GetHealth(Monster) > 0 then
                local MonsterLoc = Monster:K2_GetActorLocation()
                local Dist = VectorHelper.GetDistance(PawnLoc, MonsterLoc)
                if Dist <= MinDist then
                    MinDist = Dist
                    TargetPawn = Monster
                end
            end
        end
    end

    local Location = nil
    local Rotation = nil
    if TargetPawn ~= nil then
        Location = TargetPawn:K2_GetActorLocation()
        Rotation = TargetPawn:K2_GetActorRotation()
        Location.Z = Location.Z - TargetPawn.CapsuleComponent.CapsuleHalfHeight
    else
        local SpawnPos = VectorHelper.Add(self.CasterPawn:K2_GetActorLocation(), VectorHelper.MulNumber(KismetMathLibrary.Normal(self.CasterPawn:GetActorForwardVector()), 500))
        Location = UGCGameSystem.GameState:GetDropLocation(SpawnPos)
        Rotation = self.CasterPawn:K2_GetActorRotation()
    end

    self.SpawnedActor = self:SpawnSkillActor(UGCGameSystem.GetUGCResourcesFullPath('Asset/Blueprint/SceneObject/SkillActor/BP_Skill_IceFrost.BP_Skill_IceFrost_C'), self.CasterPawn, Location, Rotation)
end

function SimpleSkillTask_IceFrost:DeactivateTask()
    if self.SpawnedActor ~= nil and UE.IsValid(self.SpawnedActor) then
        self.SpawnedActor:K2_DestroyActor()
    end
end

return SimpleSkillTask_IceFrost;