-- Delete the last recording in recordings folder (default) or last modified file in recordings folder depending on settings 
-- Author: Johan Reyes (jrey2125@gmail.com)
-- Version 1.0



obs = obslua
hotkey_id = obs.OBS_INVALID_HOTKEY_ID
hotkey_id2 =obs.OBS_INVALID_HOTKEY_ID
--adds buttons that correspond to each function
function script_properties(settings)
    	local props = obs.obs_properties_create()
  obs.obs_properties_add_button(props,"delete_last_recording","Delete Last Recording", delete_last_recording)
      obs.obs_properties_add_button(props,"stop_recording_then_delete_last_recording","Stop Recording + Delete Last Recording", stop_recording_and_delete_last_recording)

    return props
end
function script_description()
	return "Adds two hotkeys and buttons to delete the last recording in recordings folder, or to stop recording and then delete the last recording right after. \n \n (PERMANENTLY DELETES RECORDING, NOT TO RECYCLING BIN)"
end

function script_update(settings)

end

function script_load(settings)
    hotkey_id = obs.obs_hotkey_register_frontend("delete_last_recording","Delete Last Recording",delete_last_recording)
    local hotkey_save_array = obs.obs_data_get_array(settings, "delete_last_recording")
    obs.obs_hotkey_load(hotkey_id, hotkey_save_array)
    obs.obs_data_array_release(hotkey_save_array)

    hotkey_id2 = obs.obs_hotkey_register_frontend("stop_recording_then_delete_last_recording","Stop Recording + Delete Last Recording",stop_recording_and_delete_last_recording)
    local hotkey_save_array2 = obs.obs_data_get_array(settings, "stop_recording_then_delete_last_recording")
    obs.obs_hotkey_load(hotkey_id2, hotkey_save_array2)
    obs.obs_data_array_release(hotkey_save_array2)
end

function script_save(settings)
	local hotkey_save_array = obs.obs_hotkey_save(hotkey_id)
	obs.obs_data_set_array(settings,"delete_last_recording", hotkey_save_array)
	obs.obs_data_array_release(hotkey_save_array)

    local hotkey_save_array2 = obs.obs_hotkey_save(hotkey_id2)
	obs.obs_data_set_array(settings,"stop_recording_then_delete_last_recording", hotkey_save_array2)
	obs.obs_data_array_release(hotkey_save_array2)
end 

function delete_last_recording()
   local fileName = obs.obs_frontend_get_last_recording()

result, message = os.remove(fileName)

-- if file is removed
if result then
   print("Recording deleted successfully.")
else
   print("Recording deletion failed.", message)
 
end
end

--stops recording, waits, then just runs regular method
function stop_recording_and_delete_last_recording()
    obs.obs_frontend_recording_stop()
sleep(1)
    delete_last_recording()
end
--waits x amount of sec
function sleep (a) 
    local sec = tonumber(os.clock() + a); 
    while (os.clock() < sec) do 
    end 
end