-- Clear the screen and set up colors
term.clear()
term.setBackgroundColor(colors.black)
term.setTextColor(colors.white)
term.clear()

-- Define the width and height of the screen
local width, height = term.getSize()

-- Helper function to center text on the screen
local function centerText(y, text, textColor)
    local x = math.floor((width - #text) / 2)
    term.setCursorPos(x, y)
    term.setTextColor(textColor)
    term.write(text)
end

-- Define the dog ASCII art with white color and @ for eyes
local dogArt = {
    "     |\\_/|                  ",
    "     | @ @                  ",
    "     |   <>              _   ",
    "     |  _/\\------____ ((| |))",
    "     |               `--' |  ",
    " _____|_       ___|   |___.  ",
    "/_/_____/____/_______|       "
}

local startLine = math.floor((height - #dogArt) / 2) - 2

-- Display the dog ASCII art with white color
term.setTextColor(colors.white)
for i, line in ipairs(dogArt) do
    centerText(startLine + i, line, colors.white)
end

-- Display the "Insert Disk" message in white
centerText(startLine + #dogArt + 2, "Insert Disk", colors.white)

-- Continuously check for /disk/boot/start-check.lua and run it if found
while true do
    if fs.exists("/disk/boot/start-check.lua") and not fs.isDir("/disk/boot/start-check.lua") then
        -- Run the script using shell.run
        shell.run("/disk/boot/start-check.lua")
        break -- Exit the loop after running the script
    end
    sleep(1) -- Wait for a while before checking again
end

-- Check if /disk2/ exists before proceeding with the installation script
if fs.exists("/disk2") and fs.isDir("/disk2") then
    -- Perform the disk operations
    fs.copy("update-backup")
    fs.delete("/disk")
    sleep(3)
    fs.copy("/disk2/","/root")
    disk.eject("top")
    disk.eject("bottom")
    disk.eject("left")
    disk.eject("right")
    sleep(3)
    term.clear()
    term.setCursorPos(1,1)
    sleep(3)
    term.clear()
    term.setCursorPos(1,1)
    shell.run("rename","/root","/disk")
    fs.copy("/disk/","recovery")
    print(2)
    fs.delete(".settings")
    fs.copy("/disk/.settings",".settings")
    sleep(2)
    shell.run("/disk/install-assist")
else
    -- Display a message if /disk2/ is not found
    term.setTextColor(colors.red)
    print("error")
    sleep(3)
end