-- 技能目标选取器，找到要释放的对象
local SimpleSkillSelector = LuaClass("SimpleSkillSelector")

SimpleSkillSelector.CasterPawn = nil
SimpleSkillSelector.TargetPawns = {}

SimpleSkillSelector.ForwardOffset = 0
SimpleSkillSelector.Param_Float = 0
SimpleSkillSelector.Param_Vector = {X = 0, Y = 0, Z = 0}

function SimpleSkillSelector:ctor()
end

function SimpleSkillSelector:InitSelectorFromData(SelectorData, CasterPawn)
    self.CasterPawn = CasterPawn

    self.LimitNum = SelectorData.LimitNum
    self.ForwardOffset = SelectorData.ForwardOffset
    self.Param_Float = SelectorData.Param_Float
    self.Param_Vector = SelectorData.Param_Vector
end

function SimpleSkillSelector:GetIgnoredActors()
    local ActorsToIgnore = {}
    table.insert(ActorsToIgnore, self.CasterPawn)

    if self.CasterPawn.IsInArena then
        --如果在场内，则忽略所有练功房的怪物
        local AllHangUpRoomSpawners = UGCGameSystem.GameState:GetAllHangUpRoomSpawners()
        for _, HangUpRoomSpawner in pairs(AllHangUpRoomSpawners) do
            for _, SpawnedMonster in pairs(HangUpRoomSpawner.SpawnedMonsters) do
                if SpawnedMonster ~= nil and UE.IsValid(SpawnedMonster) and UGCSimpleCharacterSystem.GetHealth(SpawnedMonster) > 0 then
                    table.insert(ActorsToIgnore, SpawnedMonster)
                end
            end
        end
    else
        --如果在练功房，则忽略场内进攻怪
        local AttackWaveSpawner = UGCGameSystem.GameState:GetAttackWaveSpawner()
        if AttackWaveSpawner then
            for _, SpawnedMonster in pairs(AttackWaveSpawner.SpawnedMonsters) do
                if SpawnedMonster ~= nil and UE.IsValid(SpawnedMonster) and UGCSimpleCharacterSystem.GetHealth(SpawnedMonster) > 0 then
                    table.insert(ActorsToIgnore, SpawnedMonster)
                end
            end
        end
    end

    return ActorsToIgnore
end

--- 子类实现
function SimpleSkillSelector:ActivateSelector()
    UE.Log("[SimpleSkillSelector] activated")
end

function SimpleSkillSelector:GetTargetPawns()
    self.TargetPawns = {}
    self:ActivateSelector()
    return self.TargetPawns
end

return SimpleSkillSelector;