.FM.lua

os.pullEvent = os.pullEventRaw
local function LIST(dir)
    local FileList = fs.list(dir)
    term.setBackgroundColor( colors.gray )
    for _, file in ipairs(FileList) do
      sleep(0.5)
      if fs.isDir(file) then
          print("--"..file.."--")
          LIST(file)
          print("----")
      else
          print(file)
    end
    end
    end
local function drawTaskBar(s,x)
    term.setCursorPos(x,18)
    term.setBackgroundColor( colors.black )
    term.clearLine()
    term.write(s)
    term.setBackgroundColor( colors.gray )
end
drawTaskBar("OS | File Manager", 1)

term.setCursorPos(1,1)
term.setBackgroundColor(colors.gray)
term.setTextColor(colors.white)
term.clear()
print("LOADING")
DE = false
DL = ""
if fs.exists("/disk") then
    DS = peripheral.find("disk")
    print(DS)
    DE = true
    print(DE)
    DL = "DISK"
    print(DL)
end
sleep(0.5)
term.clear()
term.setCursorPos(1,1)
local function GUI(DriveType)
    if DriveType == "DISK" then
        term.clear()
        drawTaskBar("OS | FileManager -A", 1)
        term.setCursorPos(1,1)
        print("Drive A contains")
        textutils.slowPrint("---------")
        shell.run("ls", "/disk")
        print("[E]xit [C]D")
    else
        term.clear()
        drawTaskBar("OS | FileManager -C", 1)
        term.setCursorPos(1,1)
        print("Drive C contains")
        textutils.slowPrint("---------")
        LIST("")
        print("[E]xit [C]D")
    end
    choise = read()
    if choise == "C" or choise == "c" then
        term.clear()
        drawTaskBar("OS | FileManager", 1)
        term.setCursorPos(1,1)
        print("ENTER FOLDER NAME")
        shell.run("ls", read())
        print("Returning to menu")
        sleep(10)
    else
        sleep(1)
    end
end
if DE then
    print("SETUP")
    print("Select drive")
    print("A = "..DL)
    print("C = ".."COMPUTER")
    print("")
    selection = read()
    if selection == "A" then
        GUI("DISK")
    elseif selection == "C" then
        GUI("PC")
    else
        print("Not an option")
        shell.run(".FM.lua")
        sleep(1)
        shell.run(".menu")
    end
else
    GUI("PC")
end