--!optimize 2
--!strict

local MainDir = script.Parent.Parent.Parent.Parent
local TagsModule = require(MainDir:WaitForChild("Map"):WaitForChild("Load"):WaitForChild("Tags"))
local ElevatorTypes = require(MainDir:WaitForChild("Types"):WaitForChild("Elevator"))

local TS = game:GetService("TweenService")

type ClassConstructor = typeof(setmetatable({} :: Constructor_Return_Props, {} :: Impl_Constructor))
type Impl_Constructor = {
	__index: Impl_Constructor,
	constructor: Constructor_Fun,
	--Class functions
	Toggle: (self: ClassConstructor, OnState: boolean, UpLantern: boolean) -> Tween?,
	Off: (self: ClassConstructor) -> (Tween?, Tween?),
}

type Constructor_Fun = (Lanterns: TagsModule.Lanterns, ElevatorConfig: ElevatorTypes.ElevatorConfigurationTable) -> ClassConstructor
type Constructor_Return_Props = {
	Lanterns: TagsModule.Lanterns,
	ElevatorConfig: ElevatorTypes.ElevatorConfigurationTable
}

export type constructor = ClassConstructor

local ArrowLanterns = {} :: Impl_Constructor
ArrowLanterns.__index = ArrowLanterns

function ArrowLanterns.constructor(Lanterns, ElevatorConfig)
	return setmetatable({
		Lanterns = Lanterns,
		ElevatorConfig = ElevatorConfig
	}, ArrowLanterns)
end

function ArrowLanterns:Toggle(OnState, UpLantern)
	local LanternType = UpLantern and self.Lanterns.Up or self.Lanterns.Down
	if LanternType then
		--mega boolean short circuit
		local ConfigState = OnState and (UpLantern and self.ElevatorConfig.Lanterns.On.Up or self.ElevatorConfig.Lanterns.On.Down) or (UpLantern and self.ElevatorConfig.Lanterns.Off.Up or self.ElevatorConfig.Lanterns.Off.Down)

		LanternType.Inst.Material = ConfigState.Material

		local TweenTime = TweenInfo.new(ConfigState.Time, Enum.EasingStyle.Linear)
		local UpArrowTween = TS:Create(LanternType.Inst, TweenTime, {
			Color = ConfigState.Color
		})
		UpArrowTween:Play()
		TS:Create(LanternType.PointLight, TweenTime, {
			Brightness = OnState and 1 or 0
		}):Play()

		return UpArrowTween
	else
		warn(`[{self.ElevatorConfig.Name}]: Could not toggle a direction lantern. UpLantern={UpLantern} OnState={OnState}, LaternType={LanternType}`)
	end
	return nil
end

function ArrowLanterns:Off()
	return self:Toggle(false, true), self:Toggle(false, false)
end

return ArrowLanterns