View difference between Paste ID: mfW3BQDB and u4a5Zf99

-os.pullEvent = os.pullEventRaw
+rednet.open("back")
-checkoutcomputer = 32
+
-alogin = "adminpassword"
+
 server = 3
-function connect()
+
-    rednet.open("bottom")
+
 	monitor.clear()
 	monitor.setCursorPos(1, 2)
-success = pcall(connect)
+
-if not success then
+
-	os.reboot()
+
 end
 
 function checkOut(balance)
-if not monitor then
+	confirmation = false
-	os.reboot()
+	rednet.broadcast("buyrequest " .. balance)
 	temp, message2 = rednet.receive(nil, 3)
 	if message2 == "ping" then
 		phoneid = temp
 		confirmation = true
 	end
 	temp, message2 = rednet.receive(nil, 3)
 	if message2 == "ping" then
 		phoneid = temp
 		confirmation = true
 	end
 	if confirmation then
-	success = false
+		print("Request Sent")
-	while success ~= "true" do
+		rednet.send(server, "serverbuyrequest " .. balance .. " " .. phoneid)
-		rednet.send(checkoutcomputer, balance)
+		id, success = rednet.receive(nil, 60)
-		id, success = rednet.receive()
+		if success ~= "true" then
 			print("Server did not return successful payment")
-	print("SUCCESS!")
+			rednet.send(server, "removebuyrequest " .. balance .. " " .. phoneid)
 			newid, success = rednet.receive(nil, 2)
 			if success ~= nil then
 				print("Order " .. success .. "ly received")
 			else
 				print("Server did not Respond")
 			end
 		else
 			print("SUCCESS!")
 			return true
 		end
 	else
 		print("Phone Response Failed")
 	end
 	return false
 end
 
 function evaluateFormula(formula)
     -- Load the formula as a Lua function
     local func, err = load("return " .. formula)
 
     -- Check if there was an error compiling the formula
     if not func then
         return nil, "Invalid formula: " .. err
     end
 
     -- Execute the function and return the result
     local success, result = pcall(func)
-	if input == alogin then
+
-		os.exit(1)
+
     else
         return nil, "Error evaluating formula: " .. result
-		checkOut(balance)
+
-		break
+
 
-	if input ~= 0 then
+
-		change = evaluateFormula(input)
+
-		if change then
+
-			balance = balance + change
+
 	print("type end to confirm order \n")
 	print("Current Order: $" .. balance)
 	input = io.read()
 	if input == "end" then
 		success = checkOut(balance)
 		if success then
 			break
 		end
 	end
 	if input ~= 0 and input ~= "end" then
 		balance = balance + evaluateFormula(input)
 		displayBalance(balance)
 	end
 end
 monitor.clear()
 monitor.setCursorPos(1, 2)
 monitor.write("Thank")
 monitor.setCursorPos(1, 4)
 monitor.write("You!")
 os.sleep(5)
 displayBalance(0)