local ConditionHandle = require('Battle/Logic/Level/LevelItemFunction/LevelConditionHandle')
local LevelEventCondition = class("LevelEventCondition")

--[[
    事件的条件管理类型
    
    _eventBelong:所属的关卡事件
]]--

function LevelEventCondition:initialize(condition, event)
    self.Data = condition
    self._eventBelong = event
    ConditionHandle.RegisterEvent(self)
end

-- 收到信号，修改标志位，并检测是否执行actions
-- context 是个临时变量，不可直接存储
-- ... 为不定参
function LevelEventCondition:OnMessage(itemId, context, ...)
    if not self.Data then
        --由于EventSystem的UnregistCache机制，有可能出现Destroy后还能接收到Message的情况，所以添加判空
        --logging.error(LTAG.ERROR, "注意：关卡条件丢失数据！")
        return
    end
    
    local conditionType = self.Data.Type
    local handleFunc = ConditionHandle[conditionType]
    
    if handleFunc and not handleFunc(self, ...) then
        return
    end
    
    if not self.Data.IsPulse then
        self.InReachState = true
    end
    
    self._eventBelong:OnConditionReach(self, context)
end

function LevelEventCondition:OnReset()
    ConditionHandle.ClearCondition(self)
    self.InReachState = nil
end

-- 销毁- 跟随事件一起销毁
function LevelEventCondition:OnDestroy()
    ConditionHandle.UnregisterEvent(self)
    self:OnReset()
    self._eventBelong = nil

    self.Data = nil
end

return LevelEventCondition