sleep(2)

side = "left"
deviceName = "ic2bug"
energySaveMode = false

term.clear()
rednet.open(side)
rednet.broadcast("LOGIN " .. deviceName)
print("Gerät " .. deviceName .. " angemeldet.")

function starts_with(str, start)
 return string.sub(str,1,string.len(start))==start
end

function enableEnergySaveMode()
end

function disableEnergySaveMode()
end

function enableGlobalEnergySaveMode()
 enableEnergySaveMode()
 energySaveMode = true
 rednet.broadcast("ENERGYSAVEMODEON " .. deviceName)
end

function disableGlobalEnergySaveMode()
 disableEnergySaveMode()
 energySaveMode = false
 rednet.broadcast("ENERGYSAVEMODEOFF " .. deviceName)
end

function receiveAskedParameter(key, value)
end

function system_shutdown()
end

function system_reboot()
end

function setParameter(key, value)
 rednet.broadcast("PARSET " .. deviceName .. " " .. key .. " " .. value)
end

function callParameter(key)
 rednet.broadcast("CALL " .. deviceName .. " " .. key)
end

while true do
 id, message = rednet.receive()

 if starts_with(message, "ENERGYSAVEMODEON") then
  if energySaveMode == false then
   enableEnergySaveMode()
  end

  energySaveMode = true
 end

 if starts_with(message, "ENERGYSAVEMODEOFF") then
  if energySaveMode == true then
   disableEnergySaveMode()
  end

  energySaveMode = false
 end

 if message == "SYSTEMREBOOT" then
  system_reboot()
  reboot()
 end

 if message == "SYSTEMSHUTDOWN" then
  system_shutdown()
  shutdown()
 end

 if starts_with(message, "PARSEND") then
  result = {}
  for word in message:gmatch("%w+") do table.insert(result, word) end

  if result[2] == deviceName then
   receiveAskedParameter(result[3], result[4])
  end
 end
end