quarrynotifier

-- SPDX-FileCopyrightText: 2026 Tomodachi94
-- SPDX-License-Identifier: MIT
-- Send a notification using ntfy.sh when a BuildCraft Quarry is no longer active.
-- To install: Run "pastebin get n2PRwW0E startup", then restart the computer

if not fs.exists("hook") then
    print("Welcome to the quarrynotifier first-time setup!")
    print("To start: visit https://ntfy.sh")
    print("Either install the mobile app, and/or")
    print("visit https://ntfy.sh/app.")
    print("Make sure to enable or allow notifications!")
    print("Then, create a new topic. https://ntfy.sh/app can generate you one if you click Subscribe.")
    print("Then, subscribe to that link on your phone or computer.")
    print("And finally, give me the link that I should send notifications to:")
    write("> ")
    local ntfyTopic = read()
    local f = fs.open("hook", "w")
    f.write(ntfyTopic)
    f.close()
    print("If you ever lose the ntfy link, type 'edit hook'")
    if not os.computerLabel() then
        os.setComputerLabel("quarrynotifier")
    end
    print("This computer will now remember your link when broken.")

end

local f = fs.open("hook", "r")
local ntfyTopic = f.readLine()
f.close()

print("quarrynotifier is finding the quarry...")

local quarry
for _,p in pairs(peripheral.getNames()) do
    local attempt = peripheral.wrap(p)
    if type(attempt.isActive) == "function" then
        quarry = attempt
        print("quarrynotifier found a quarry!")
        break
    end
end

if not quarry then
    error("quarrynotifier could not find a quarry. The quarry should be placed next to the computer on any side.")
end

print("quarrynotifier is waiting for the quarry...")

while true do
  os.sleep(5)
  if quarry.isActive() == false then
    print("quarrynotifier detected that the quarry is done!")
    local res = http.post(ntfyTopic, "Your quarry is done!")
    print("quarrynotifier sent a message, exiting...")
    break
  end
end