-- @shared
-- @name Animated light
-- @include ../../helpers/helpers.txt
require("../helpers/helpers.txt")

-- this entity implements composite pattern
AnimatedLight = class("AnimatedLight")

function AnimatedLight:new(cfg)
	self.keyframes = cfg.keyframes
	
end


function AnimatedLight:_process()
    local targetColor = self.colors.Off

    if self.active == true and self.colors.Active then
        targetColor = self.target > 0 and self.colors.On or self.colors.Active
    elseif self.target > 0 then
        targetColor = self.colors.On
    end

    self.entity:setColor(lerpColor(self.lerpSpeed, self.entity:getColor(), targetColor))
end


function AnimatedLight:setActive(val)
    self.active = val
end


function AnimatedLight:use(val)
    self.target = val or 0
end


function AnimatedLight:update()
    self:_process()
end