lampServer

colorTable = {}

term.clear()
term.setCursorPos(1,1)
term.setTextColor(colors.lime)
print("Opening rednet on side top")
rednet.open("top")

function colorToHex(rgb)
  local hexadecimal = ''
       for key, value in pairs(rgb) do
            local hex = ''
            while(value > 0)do
                 local index = math.fmod(value, 16) + 1
                 value = math.floor(value / 16)
                 hex = string.sub('0123456789ABCDEF', index, index) .. hex
            end
            if(string.len(hex) == 0)then
                 hex = '00'
         elseif(string.len(hex) == 1)then
                 hex = '0' .. hex
            end
            hexadecimal = hexadecimal .. hex
      end
      return hexadecimal
end

function sendColor(hex)
  rednet.broadcast(hex,"Lamp")
end

while true do
  red = 3
  green = 3
  blue = 3

  colorTable["r"] = red
  colorTable["g"] = green
  colorTable["b"] = blue

  hex = colorToHex(colorTable)
  sendColor(hex)
  sleep(0)
end