chat

os.loadAPI("/kernel/kerbase")
local settings = "/kernel/.set"
local username1244 = string.sub(kerbase.getLine(settings, 9), string.find(kerbase.getLine(settings, 9), ":")+1)
local running = false

shell.run("clear")
--rednet.open("top")
rednet.open("back")
--rednet.open("side")
u = true
while u do
write("Enter a Username: ")
user = username1244
shell.run("clear")
write('Hold CTRL+T for 3 seconds to leave')
running = true
if user:find("|") then
u = true
print("Name Cannot Have '|'")
else
u = false
end
end
rednet.broadcast(user.."| Has Joined The Chat")
local function writeMes()
w, h = term.getSize()
term.setCursorPos(1, h-2)
term.clearLine()
term.setCursorPos(1, h-1)
term.clearLine()
write("Chat: ")
mes = read()
if term.isColor() then

if mes:find("&") then
    color = mes:match("&([0-9]+)") or 1
    term.setTextColor(tonumber(color))
    message = mes:gsub("&([0-9]+)", "")
    cur = cur + 1
    if cur > h-3 then
        cur = 1
        shell.run("clear")
    end
    term.setCursorPos(1, cur)
    print(user..": "..message)
    message = user.."|"..mes
    rednet.broadcast(message)
    term.setTextColor(1)
    printed = false
end
end
if printed == true then
cur = cur + 1
if cur > h-3 then
cur = 1
shell.run("clear")
end
term.setCursorPos(1, cur)
print(user..": "..mes)
mes = user.."|"..mes
rednet.broadcast(mes)
term.setTextColor(1)
end
printed = true
end

cur = 0
local function readMes()
id, mes, distance = rednet.receive()
-- split mes
a,b = string.find(mes, "|")
name = mes:sub(1, a-1)
message = mes:sub(b+1, #mes)
if message == "^KICKALL" then
shell.run("clear")
error("You Have Been Kicked From Chat!")

end
-- set message color
--[[if term.isColor() then
  if message:find("&") then
  color = message:match("&([0-9]+)")
  term.setTextColor(tonumber(color))
  message = message:gsub("&([0-9]+)", "")

  end
end]]--

cur = cur + 1
if cur > h-3 then
shell.run("clear")
cur = 1
end
term.setCursorPos(1, cur)
print(name..": "..message)
term.setTextColor(1)
end


while true do
  local event = os.pullEventRaw()
  if event == "terminate" then
    shell.run("startup")
    return
  end
    if running then
        parallel.waitForAny(writeMes, readMes)
    end
end