------------------------------------------------------------------------------
-- Imports
------------------------------------------------------------------------------

local make_class = require 'src.utils.classes'
local assets     = require 'src.utils.asstmngr'
local Drawable   = require 'src.graphics.drawable'


------------------------------------------------------------------------------
-- Class definitions
------------------------------------------------------------------------------

local GameState = make_class(Drawable)


------------------------------------------------------------------------------
-- Class methods
------------------------------------------------------------------------------

function GameState:_init(name, index)
    Drawable._init(self)
    self.name       = name
    self.index      = index
    self.next_state = self.index
end


function GameState:update(_)
    return self.next_state
end


function GameState:load()
end


function GameState:unload()
    assets:unload(self.name)
end


------------------------------------------------------------------------------
-- Module return
------------------------------------------------------------------------------

return GameState