--- 场景中的表演物 ，纯表现的，不涉及任何逻辑
---使用的代码不要用逻辑相关的接口
local Base = require("Battle/Logic/Level/LevelItemFactory/LevelItem")
local LevelItem_SceneActor = class("LevelItem_SceneActor", Base)
local string_isNilOrEmpty = string.isNilOrEmpty
local tonumberV2 = FP.tonumberV2
local Const_VisualPriority = 10000
local Const_Layer = LuaConst.Layer.Soldier_Friend
local ExpEntity = require "Battle/Expression/ExpEntity/ExpEntity"
local SceneActorParent = nil

function LevelItem_SceneActor:initialize(data)
    Base.initialize(self,data)
    self._renderEntity = nil -- 所出生的renderEntity
    self._modelData = DataSheetManager.MonsterModelData:GetDataByID(data.MonsterModelID)
    self.motionCount = #data.MotionInfos
    self.playTime = FP.newV1(0)
    self._showTime = data.IdleTime -- 默认先是idle
    self.curState = 0 -- 0 处于idle ，1 正在播放动作
    self.isCameraLook = false -- 是否被相机强制观看
end

function LevelItem_SceneActor:SetIsCameraLook(val)
    self.isCameraLook = val
end

function LevelItem_SceneActor:OnDestroy()
    Base.OnDestroy(self)
    if self._renderEntity then
        self._renderEntity:Dispose(false)
        if self.isCameraLook then
            ExpSystemManager.SetForceLookRenderEntity(nil)
            ExpSystemManager.SetCurEntity(LogicUpdateManager._curEntity.ExpEntity)
        end
    end
    self._renderEntity = nil-- 所有出生的entity
end

--region --***************生命周期***************--

function LevelItem_SceneActor:OnActive()
    if Base.OnActive(self) then
        self:CreateRenderEntity()
        return true
    end
end

function LevelItem_SceneActor:OnDeactive()
    if Base.OnDeactive(self) then
        if self._renderEntity then
            self._renderEntity:Dispose(false)
            if self.isCameraLook then
                ExpSystemManager.SetForceLookRenderEntity(nil)
                ExpSystemManager.SetCurEntity(LogicUpdateManager._curEntity.ExpEntity)
            end
        end
        self._renderEntity = nil-- 所有出生的entity
        return true
    end
end

-- 播放动画。 动画名字要求： GPU用clipName或者triggerStr都可以 ； 非GPU的需要用triggerStr
function LevelItem_SceneActor:OnUpdate()
    if USE_LUA_STANDALONE then -- 校验程序不需要
        return
    end
    if self.motionCount < 1 then
        return
    end
    self.playTime:Add(LuaConst.TimeSpan)
    if self.playTime >= self._showTime then
        local animStr = nil
        if self.curState == 0 then -- idle - 特殊动画
            local randomIndex = math.random(1, self.motionCount) -- 因为是表现代码，不用逻辑随机是没问题的。
            local motionInfo = self.ItemData.MotionInfos[randomIndex]
            animStr = motionInfo.MotionName
            self._showTime = motionInfo.Duration
            self.curState = 1
        elseif self.curState == 1 then -- 特殊动画 -> idle
            animStr = self.ItemData.IdleName
            self._showTime = self.ItemData.IdleTime
            self.curState = 0
        end
        local animIntKey= UTL.String.GetIdByString(animStr)
        self._renderEntity:PlayAnimation(animIntKey ,false,false, 0)
        self.playTime:Reset()
    end
end

--endregion 生命周期

--region --***************事件相关***************--

function LevelItem_SceneActor:DoAction(actionType, match, param1)
    Base.DoAction(self, actionType,param1)
    if actionType == LuaConst.LevelActionType.Npc_Active then
        self:OnActive()
    elseif actionType == LuaConst.LevelActionType.Delete then
        if self._renderEntity then
            self._renderEntity:Dispose(false)
        end
    end
end

--endregion 事件相关

--region --***************内部方法***************--

function LevelItem_SceneActor:CreateRenderEntity()
    if USE_LUA_STANDALONE then -- 校验程序不需要
        return
    end
    local data = self.ItemData
    local modelData = self._modelData
    if SceneActorParent == nil then
        SceneActorParent = ExpLevelManager.SceneObjParent -- 623001
        if SceneActorParent == nil then
            SceneActorParent = AuxUtil.GetEmptyObject(nil, "SceneActors").transform
        end
    end
    local cullingMode
    if GameAppInfo.IsVersionGreaterThan114000() then
        cullingMode = LuaConst.EntityCullingMode.NoCulling
    else
        cullingMode = false
    end
    local px, pz = tonumberV2(data.ItemPos)
    local dx, dz = tonumberV2(data.ItemDir)
    local renderEntity = ExpEntity.LoadRenderEntity(modelData, true, px, pz, dx, dz, not LevelManager.IsNoBattleLevel(), Const_Layer, -1, Const_VisualPriority, -1, false, cullingMode, SceneActorParent)
    self._renderEntity = renderEntity
end


--endregion 内部方法


return LevelItem_SceneActor