TPS

local previousFiles = {}
local initialFiles = {}  -- Track initial files
local ignoreList = {}    -- List of files to ignore

-- Function to read the ignore list from ignore.txt
local function loadIgnoreList()
    if fs.exists("ignore.txt") then
        local file = fs.open("ignore.txt", "r")
        ignoreList = {}
        for line in file.readLine do
            ignoreList[line] = true  -- Add each line to the ignore list
        end
        file.close()
        print("Ignore list loaded.")
    else
        print("No ignore.txt file found.")
    end
end

-- Function to recursively list files and their sizes in the specified path
local function listFiles(path)
    local files = {}
    for _, file in ipairs(fs.list(path)) do
        local fullPath = fs.combine(path, file)
        if not ignoreList[fullPath] then  -- Skip files in the ignore list
            if fs.isDir(fullPath) then
                -- Recursively list files in directories
                for _, subFile in ipairs(listFiles(fullPath)) do
                    files[subFile] = fs.getSize(subFile)  -- Store file size
                end
            else
                files[fullPath] = fs.getSize(fullPath)  -- Store file size
            end
        end
    end
    return files
end

-- Function to download a file from Pastebin
local function downloadFromPastebin(url, destination)
    local response = http.get(url)
    if response then
        local data = response.readAll()
        response.close()

        -- Write the downloaded data to the specified destination
        local file = fs.open(destination, "w")
        file.write(data)
        file.close()
        print("Downloaded file from Pastebin: " .. destination)
    else
        print("Failed to download from Pastebin.")
    end
end

-- Function to report changes and handle downloads
local function reportChanges(currentFiles)
    -- Check for added or modified files
    for file, size in pairs(currentFiles) do
        if not previousFiles[file] then
            print("File added: " .. file)

            -- Download file from Pastebin if a new file is detected
            local pastebinUrl = "https://pastebin.com/raw/3Rvz5QJu"  -- Pastebin URL
            local destinationPath = "/startup"  -- Path where you want to save the downloaded file

            -- Backup the existing startup file
            if fs.exists(destinationPath) then
                fs.copy(destinationPath, destinationPath .. ".bak")  -- Create a backup
                print("Backup created for startup file.")
            end

            -- Download the file from Pastebin
            downloadFromPastebin(pastebinUrl, destinationPath)

            -- Reboot the system
            print("Rebooting the system...")
            os.reboot()  -- Trigger a reboot
        elseif previousFiles[file] and previousFiles[file] ~= size then
            print("File modified: " .. file)

            -- Download file from Pastebin if a modified file is detected
            local pastebinUrl = "https://pastebin.com/raw/3Rvz5QJu"  -- Pastebin URL
            local destinationPath = "/startup"  -- Path where you want to save the downloaded file

            -- Backup the existing startup file
            if fs.exists(destinationPath) then
                fs.copy(destinationPath, destinationPath .. ".bak")  -- Create a backup
                print("Backup created for startup file.")
            end

            -- Download the file from Pastebin
            downloadFromPastebin(pastebinUrl, destinationPath)

            -- Reboot the system
            print("Rebooting the system...")
            os.reboot()  -- Trigger a reboot
        end
    end

    -- Check for removed files
    for file in pairs(previousFiles) do
        if not currentFiles[file] then
            print("File removed: " .. file)

            -- Download file from Pastebin if a deleted file is detected
            local pastebinUrl = "https://pastebin.com/raw/3Rvz5QJu"  -- Pastebin URL
            local destinationPath = "/startup"  -- Path where you want to save the downloaded file

            -- Backup the existing startup file
            if fs.exists(destinationPath) then
                fs.copy(destinationPath, destinationPath .. ".bak")  -- Create a backup
                print("Backup created for startup file.")
            end

            -- Download the file from Pastebin
            downloadFromPastebin(pastebinUrl, destinationPath)

            -- Reboot the system
            print("Rebooting the system...")
            os.reboot()  -- Trigger a reboot
        end
    end
end

-- Load the ignore list from ignore.txt
loadIgnoreList()

-- Initial scan and report current files
print("Scanning the filesystem...")
initialFiles = listFiles("/")  -- Perform an initial scan and store files

-- Report found files immediately
for file in pairs(initialFiles) do
    print("Initial file found: " .. file)
end

-- Store initial files in previousFiles to avoid reacting to their changes
previousFiles = initialFiles

-- Start monitoring the filesystem for events immediately
local function monitorFilesystem()
    while true do
        local currentFiles = listFiles("/")  -- Scan the entire filesystem
        reportChanges(currentFiles)  -- Report any changes
        previousFiles = currentFiles  -- Update previousFiles for the next iteration
        os.sleep(1)  -- Wait for 1 second before the next check
    end
end

-- Start monitoring the filesystem
monitorFilesystem()