-- Code for Recieving PCs

function listen()
local modem = peripheral.wrap("right")
modem.open(3)
local event, modemSide, senderChannel,
  replyChannel, message, senderDistance = os.pullEvent("modem_message")
  modem.close(3)
  CheckMessage(message)
end

function box1()
print("Box 1")
--[[redstone.setOutput("back", true)
os.sleep(99)
redstone.setOutput("back", false)
listen()]]--
end

function box2()
print("Box 2")
--[[redstone.setOutput("back", true)
os.sleep(99)
redstone.setOutput("back", false)
listen()]]--
end

function box3()
print("Box 3")
--[[redstone.setOutput("back", true)
os.sleep(99)
redstone.setOutput("back", false)
listen()]]--
end

function CheckMessage(message1)
local boxes1 = "box1"
local boxes2 = "box2"
local boxes3 = "box3"
	if message1 == "boxes1"
	then
	print("ok1")
	box1()
	elseif message1 == "boxes2"
	then
	print("ok2")
	 box2()
	elseif message == "boxes3"
	then
	print("ok3")
	 box3()
	else
	end
end

--program

listen()