-- Function to save the username and encrypted password to a file
function saveCredentialsToFile(username, encryptedText, dir)
    local fileName = dir .. "/" .. username .. ".txt"
    local file = fs.open(fileName, "w")
    file.write(encryptedText)
    file.close()
    return fileName
end

-- Modify the create function to save credentials in bootauth
function create(username, text)
    local userDir = "/disk/users/" .. username
    local bootAuthDir = "/disk/bootauth"

    if not fs.exists(bootAuthDir) then
        fs.makeDir(bootAuthDir)
    end

    if not fs.exists(userDir) then
        fs.makeDir(userDir)
    end

    local key = generateKey()
    local encryptedText = encrypt(text, key)
    local keyFileName = saveKeyToFile(key, userDir)

    -- Save username and encrypted password in the bootauth directory
    local credentialsFileName = saveCredentialsToFile(username, encryptedText, bootAuthDir)

    return { status = "success", encryptedText = encryptedText, keyFileName = keyFileName, credentialsFileName = credentialsFileName }
end

-- Function to load the encrypted text from the bootauth directory
function loadEncryptedTextFromBootAuth(username)
    local fileName = "/disk/bootauth/" .. username .. ".txt"
    if not fs.exists(fileName) then
        print("Credentials file does not exist.")
        return nil
    end
    local file = fs.open(fileName, "r")
    local encryptedText = file.readAll()
    file.close()
    return encryptedText
end

-- Example Usage (remains the same)
local tArgs = {...}
if #tArgs < 1 then
    print("Usage: api <command> <args>")
    return
end

local command = tArgs[1]
if command == "create" then
    if #tArgs < 3 then
        print("Usage: api create <username> <text>")
        return
    end
    local username = tArgs[2]
    local text = table.concat(tArgs, " ", 3)
    local result = create(username, text)
    print(textutils.serialize(result))
elseif command == "delete" then
    if #tArgs < 2 then
        print("Usage: api delete <username>")
        return
    end
    local username = tArgs[2]
    local result = delete(username)
    print(textutils.serialize(result))
elseif command == "authenticate" then
    if #tArgs < 3 then
        print("Usage: api authenticate <adminUsername> <adminPassword>")
        return
    end
    local adminUsername = tArgs[2]
    local adminPassword = tArgs[3]
    local result = authenticate(adminUsername, adminPassword)
    print(textutils.serialize(result))
else
    print("Invalid command. Use 'create', 'delete', or 'authenticate'.")
end