local obs = obslua
local ffi = require("ffi")
local winmm = ffi.load("Winmm")
hotkey_id   = obs.OBS_INVALID_HOTKEY_ID

-- Put a path to the sound of your choosing
PROP_AUDIO_FILEPATH = "C:\\Windows\\Media\\Windows Hardware Remove.wav"

ffi.cdef[[
    bool PlaySound(const char *pszSound, void *hmod, uint32_t fdwSound);
]]

function playsound(filepath)
    winmm.PlaySound(filepath, nil, 0x00020003)
end

function onPress(pressed) 
	if pressed then
		playsound(PROP_AUDIO_FILEPATH)
	end
end

function script_load(settings)
	-- Register keybind
	hotkey_id = obs.obs_hotkey_register_frontend("audioPlayOnKeybind", "Play audio on this keybind", onPress)
	
	-- Load saved keybind
	local hotkey_save_array = obs.obs_data_get_array(settings, "audioBind.trigger")
	obs.obs_hotkey_load(hotkey_id, hotkey_save_array)
	obs.obs_data_array_release(hotkey_save_array)
end

function script_save(settings)
	-- Save keybind
	local hotkey_save_array = obs.obs_hotkey_save(hotkey_id)
	obs.obs_data_set_array(settings, "audioBind.trigger", hotkey_save_array)
	obs.obs_data_array_release(hotkey_save_array)
end
-- This Lua script was downloaded from https://gist.github.com/DareFox/fd91bab3b8b5f26601f5e47ae2cf9f07

-- Credits: 
-- snakecase (https://gist.github.com/snakecase/e816384a071cec31efbb4b9e429c108d)
-- upgradeQ (https://gist.github.com/upgradeQ/b2412242d76790d7618d6b0996c4562f), 
-- gima (https://gitlab.com/gima/obsnotification)

-- Thank you guys!