View difference between Paste ID: kY4wb919 and zebPZEQz

 local username="";
 
-local curPos="1"
+local curPos="1"
 local channel="0"
 local x,y=term.getSize()
 local xzentral=x/2
 local yzentral=y/2
 
 function joinChannel()
 term.clear()
 term.setCursorPos(xzentral-4,yzentral)
 term.setBackgroundColor(colors.white)
 term.setTextColor(colors.black)
 textutils.slowWrite("Join channel: ")
 channel=read()
 
 if channel=="" then term.setCursorPos(12,10) term.clearLine() print("Error: Please enter a Channelname ! ") term.setBackgroundColor(colors.black)
 term.setTextColor(colors.white)os.sleep(1) joinChannel() else
 term.setBackgroundColor(colors.black)
 term.setTextColor(colors.white)
 term.setCursorPos(xzentral-4,yzentral)
 term.clearLine()
 term.setBackgroundColor(colors.white)
 term.setTextColor(colors.black)
 term.setCursorPos(xzentral-4,yzentral)
 textutils.slowWrite("Joining channel...")
 os.sleep(1)
 rednet.broadcast("*** "..username.." joined the chat ***",channel)
 term.setBackgroundColor(colors.black)
 term.setTextColor(colors.white)
 
 return
 
 end
 end
 
 
 
 
 
 function menu()
 fs.delete("/chatfolder")
 term.clear()
 
 
 
 
 
 
-        if curPos=="1" then
+	if curPos=="1" then
 
-                term.clear()
+		term.clear()
-                term.setCursorPos(xzentral-4,yzentral-1)
+		term.setCursorPos(xzentral-4,yzentral-1)
-                term.setBackgroundColor(colors.white)
+		term.setBackgroundColor(colors.white)
-                term.setTextColor(colors.black)
+		term.setTextColor(colors.black)
-                print("Join channel")
+		print("Join channel")
-                term.setCursorPos(xzentral-4,yzentral)
+		term.setCursorPos(xzentral-4,yzentral)
-                term.setBackgroundColor(colors.black)
+		term.setBackgroundColor(colors.black)
-                term.setTextColor(colors.white)
+		term.setTextColor(colors.white)
-                print("Settings")
+		print("Settings")
-                term.setCursorPos(xzentral-4,yzentral+1)
+		term.setCursorPos(xzentral-4,yzentral+1)
-                term.setBackgroundColor(colors.black)
+		term.setBackgroundColor(colors.black)
-                term.setTextColor(colors.white)
+		term.setTextColor(colors.white)
-                print("Quit")
+		print("Quit")
 local event, key=os.pullEvent("key")
 
-                if key==208
+		if key==208
-                        then
+			then
-
+
-
+
-                                curPos="2" menu()
+				curPos="2" menu()
-
+
-                        elseif key==28
+			elseif key==28
-                                then
+				then
-                                        joinChannel()
+					joinChannel()
-                                        return
+					return
-                                        else menu()
+					else menu()
-                end
+		end
-        end
+	end
-
+
 
-        if curPos=="2" then
+	if curPos=="2" then
-                term.setBackgroundColor(colors.black)
+		term.setBackgroundColor(colors.black)
-                term.clear()
+		term.clear()
-                term.setBackgroundColor(colors.black)
+		term.setBackgroundColor(colors.black)
-                term.setCursorPos(xzentral-4,yzentral-1)
+		term.setCursorPos(xzentral-4,yzentral-1)
-                term.setBackgroundColor(colors.black)
+		term.setBackgroundColor(colors.black)
-                term.setTextColor(colors.white)
+		term.setTextColor(colors.white)
-                print("Join channel")
+		print("Join channel")
-                term.setCursorPos(xzentral-4,yzentral)
+		term.setCursorPos(xzentral-4,yzentral)
-                term.setBackgroundColor(colors.white)
+		term.setBackgroundColor(colors.white)
-                term.setTextColor(colors.black)
+		term.setTextColor(colors.black)
-                print("Settings")
+		print("Settings")
-                term.setCursorPos(xzentral-4,yzentral+1)
+		term.setCursorPos(xzentral-4,yzentral+1)
-                term.setBackgroundColor(colors.black)
+		term.setBackgroundColor(colors.black)
-                term.setTextColor(colors.white)
+		term.setTextColor(colors.white)
-                print("Quit")
+		print("Quit")
-                term.setBackgroundColor(colors.black)
+		term.setBackgroundColor(colors.black)
-        local event, key=os.pullEvent("key")
+	local event, key=os.pullEvent("key")
-                if key==200
+		if key==200
-                        then
+			then
-                                curPos="1" menu()
+				curPos="1" menu()
-
+
 
-                        elseif key==208
+			elseif key==208
-                                then
+				then
-                                        term.setBackgroundColor(colors.black)
+					term.setBackgroundColor(colors.black)
-                                        curPos="3"
+					curPos="3"
-                                        menu()
+					menu()
 
-                                elseif key==28
+				elseif key==28
-                                        then
+					then
-                                                nickname()
+						nickname()
-                                                else menu() term.setBackgroundColor(colors.black)
+						else menu() term.setBackgroundColor(colors.black)
-                end
+		end
-        end
+	end
-
+
 
-        if curPos=="3" then
+	if curPos=="3" then
-                term.clear()
+		term.clear()
-                term.setCursorPos(xzentral-4,yzentral-1)
+		term.setCursorPos(xzentral-4,yzentral-1)
-                term.setBackgroundColor(colors.black)
+		term.setBackgroundColor(colors.black)
-                term.setTextColor(colors.white)
+		term.setTextColor(colors.white)
-                print("Join channel")
+		print("Join channel")
-                term.setCursorPos(xzentral-4,yzentral)
+		term.setCursorPos(xzentral-4,yzentral)
-                term.setBackgroundColor(colors.black)
+		term.setBackgroundColor(colors.black)
-                term.setTextColor(colors.white)
+		term.setTextColor(colors.white)
-                print("Settings")
+		print("Settings")
-                term.setCursorPos(xzentral-4,yzentral+1)
+		term.setCursorPos(xzentral-4,yzentral+1)
-                term.setBackgroundColor(colors.white)
+		term.setBackgroundColor(colors.white)
-                term.setTextColor(colors.black)
+		term.setTextColor(colors.black)
-                print("Quit")
+		print("Quit")
 
 local event, key=os.pullEvent("key")
-                        if key==200
+			if key==200
-                                then
+				then
-                                        curPos="2" menu()
+					curPos="2" menu()
-
+
-                                elseif key==28
+				elseif key==28
-                                        then
+					then
-                                                term.setBackgroundColor(colors.black) term.setTextColor(colors.white) term.clear() term.setCursorPos(xzentral-4,yzentral) textutils.slowPrint("Good Bye") term.setCursorPos(1,1) os.sleep(2) os.shutdown()
+						term.setBackgroundColor(colors.black) term.setTextColor(colors.white) term.clear() term.setCursorPos(xzentral-4,yzentral) textutils.slowPrint("Good Bye") term.setCursorPos(1,1) os.sleep(2) os.shutdown()
-
+
 else term.clear() term.setBackgroundColor(colors.black)  menu()
-                        end
+			end
-        end
+	end
-end
+end
 
 
 
 
 
 
 
 function close()
 
 
 
 
 
 local event, button, xPos, yPos = os.pullEvent("mouse_click")
 
 if xPos==50 and yPos==1 then term.clear()    menu()
-        else
+	else
-        end
+	end
 
 
 
 
 end
 
 
 
 function nickname()
 term.clear()
 term.setCursorPos(14,10)
 write("Username:")
  username=read();
 if username=="" then term.setCursorPos(12,10) term.clearLine() print("Error: Please enter a Username ! ") os.sleep(2) nickname() else
 term.clear()
 term.setCursorPos(12,9)
 print("-------------------------------")
 term.setCursorPos(12,11)
 print("-------------------------------")
 term.setCursorPos(16,10)
 textutils.slowPrint("Username:"..username.." saved")
 
 
 os.sleep(2)
 end
 end
 
 
 -------------------------------------------------------------------------------------------------------------------
 local chat="";
 
 
 
 function writetoscreen(text)
 term.clear()
 
 local h=fs.open("/chatfolder/chat"..channel,"a")
 h.writeLine(text);
 h.flush();
 h.close();
 
 cursorold()
 local g=fs.open("/chatfolder/chat"..channel,"r");
 
 print(g.readAll());
 g.close()
 end
 
 function oldmessages()
 
 
-        cursorold()
+	cursorold()
 local l=fs.open("/chatfolder/chat"..channel,"r");
 
 print(l.readAll());
 l.close()
 
 end
 
 function writetoscreen_local(text)
 term.clear()
 
 local h=fs.open("/chatfolder/chat"..channel,"a")
 h.writeLine("["..username.."]"..":"..text);
 h.flush();
 h.close();
 
 cursorold()
 local g=fs.open("/chatfolder/chat"..channel,"r");
 
 print(g.readAll());
 g.close()
 end
 
 
 function cursornew()
 intx, inty= term.getSize();
 term.setCursorPos(1,inty)
 end
 
 
 function cursorold()
 term.setCursorPos(1,2)
 end
 
 
 
 
- function getSide()
+ function getSide()
-        for _,side in ipairs({"top", "bottom", "front", "left", "right", "back"}) do
+for _,side in ipairs({"top", "bottom", "front", "left", "right", "back"}) do
-                if peripheral.isPresent(side)
+	if peripheral.isPresent(side) then if peripheral.getType(side)=="modem" then modemside=side if modemside="" then term.setTextColor(colors.red) term.setCursorPos(xzentral-4,yzentral)print("ERROR:Please attach a modem!") os.shutdown() else rednet.open(modemside)
-                        then
+	end
-                                if peripheral.getType(side)=="modem"
+
-                                        then
+
-                                                modemside=side
+
-                                                rednet.open(modemside)
+
-                                end
+
-                end
+
-        end
+
 
 function send ()
 cursornew()
 term.clearLine()
 term.setCursorPos(1,inty-1)
 term.setCursorPos(1,1)
 term.setBackgroundColor(colors.white)
 term.setTextColor(colors.black)
 write("---You are chatting in channel "..channel.."---             ") term.setCursorPos(x-2,1) write("[X]")
 term.setBackgroundColor(colors.black)
 term.setTextColor(colors.white)
 term.setCursorPos(1,inty-1)
 print("---------------------------------------------------")
 cursornew()
 write("Text:")
 local msg=read();
 term.clearLine()
 cursornew()
 term.clear()
 if msg=="" then oldmessages() else
 chat=chat..msg
 cursorold()
 --write(chat)
 writetoscreen_local(msg)
 rednet.broadcast("["..username.."]"..":"..msg,channel)
 cursornew()
 term.clearLine()
 end
 end
 
 function receive()
 id,message,protocol=rednet.receive(channel)
 cursorold()
 chat=chat..message
 --write(chat)
 writetoscreen(message)
 end
 
 fs.delete("chat")
 getSide();
 nickname()
 menu()
 
 
 term.clear()
 
 
 while true do
 
 parallel.waitForAny(send,receive,close)
 end
 ----------------------------------------------------------------------------------------------------------------------------------------------