-- List of required files
local requiredFiles = {
    "/disk/bootloader/VA11-ILLA.lua",
    "/disk/os/home.lua",
    "/disk/os/lock.lua",
    "/disk/boot/boot-animation",
    "/disk/error/BSOD.lua",
    -- Add more file names as needed
}

-- Function to check if all required files exist
os.pullEvent = os.pullEventRaw

local function checkFiles()
    local missingFiles = {}

    for _, fileName in ipairs(requiredFiles) do
        if not fs.exists(fileName) then
            table.insert(missingFiles, fileName)
        end
    end

    return missingFiles
end

-- Main function to execute no-os.lua if files are missing
local function main()
    local missing = checkFiles()

    -- Check if neither /recovery nor /disk exists
    if not fs.exists("/recovery") and not fs.exists("/disk") then
        shell.run("RCkey_noOS")
    else
        if #missing > 0 then
            -- Execute no-os.lua if any files are missing
            shell.run("no-os")
        else
            -- All files exist, continue with your code here
            if fs.exists("recoverylock.cfg") then
                shell.run("RCkey")
            else
                shell.run("/disk/boot/start-check.lua")
            end
        end
    end
end

-- Run the main function
main()