show = false

game = {
   state = {
      menu = true,
      run = false
   }
}

buttons = {
   menu = {},
   run = {}
}

function button (text, fn)
   return {text = text, fn = fn}
end
function start()
   game.state['menu'] = false
   game.state['run'] = true
end
function love.load()
   table.insert(buttons.menu, button('Play', start))
   table.insert(buttons.menu, button('Exit', love.event.quit))
end
function love.draw()
   if game.state['menu'] then
      local sx, sy = love.graphics.getWidth() * (1/3), 50
      local margin = 10
      local tot = (sy + margin) * #buttons.menu
      local cursor = 0
      -- initialize the button to false
      currentButton = false
      for i,s in ipairs(buttons.menu) do
         local x, y = love.graphics.getWidth() * 0.5 - sx * 0.5, love.graphics.getHeight() * 0.5 - (tot * 0.5) + cursor
         mx, my = love.mouse.getPosition()
         -- make this local just so its easier to make sense of the code
         local hot = mx > x and mx < x + sx and my > y and my < y + sy
         if hot and show then
            buttons.menu[i].fn()
         end
         local color = {0.4, 0.4, 0.5, 1}
         if hot then
            color = {0.8, 0.8, 0.9, 1}
         end
         love.graphics.setColor(unpack(color))
         love.graphics.rectangle('fill', x, y, sx, sy)
         cursor = cursor + sy + margin
         font = love.graphics.newFont(20)

         love.graphics.setColor(0, 0, 0)
         love.graphics.printf(s.text, font, x, y + (sy * 0.5) - 10, sx, 'center')
      end
      --if show == true then
      --  buttons.menu[play]:button.fn
      --end
      show = false
   end
end

function love.mousereleased (x, y, button)
      if button == 1 then
         show = true
      end
end