(Roblox) KillVoiceSound Script [Unknown]

--Gui--
local menu = gui.Reference("MISC", "GENERAL", "Extra")
local killsound = gui.Checkbox(menu, "killsound", "Kill Sound", 0)
local killsound_time = gui.Slider(menu, "killsound_time", "Killsound Time", 0.6, 0, 10, 0.1 )
local currentTime = 0
local timer = 0
local enabled = true
local fl_val, flp_val = nil, nil
killsound:SetDescription("Plays sound when you kill someone")
killsound_time:SetDescription("*Should be equal to your file's length")
gui.Text(menu, "File name and settings should be:")
gui.Text(menu, "voice_input")
gui.Text(menu, "Wave Microsoft (.wav)")
gui.Text(menu, "22050hz  MONO 32 or 16 bit")

--Function--
local function handler()
    local snd_time = killsound_time:GetValue()
currentTime = globals.RealTime()
if currentTime >= timer then
timer = globals.RealTime() + snd_time
if enabled then
client.SetConVar("voice_loopback", 0, true)
client.SetConVar("voice_inputfromfile", 0, true)
client.Command("-voicerecord", true)
enabled = false
gui.SetValue("misc.fakelag.enable", fl_val)
gui.SetValue("misc.fakelag.peek", flp_val)
end
end
end
local function on_player_death(Event)
    local snd_time = killsound_time:GetValue()
if killsound:GetValue() == false or Event:GetName() ~= "player_death" then
return
end
local INT_ATTACKER = Event:GetInt("attacker")
if INT_ATTACKER == nil then
return
end
local local_ent = client.GetLocalPlayerIndex()
local attacker_ent = entities.GetByUserID(INT_ATTACKER)
if local_ent == nil or attacker_ent == nil then
return
end
if (attacker_ent:GetIndex() == local_ent) then
fl_val, flp_val = gui.GetValue("misc.fakelag.enable"), gui.GetValue("misc.fakelag.peek")
gui.SetValue("misc.fakelag.enable", 0)
gui.SetValue("misc.fakelag.peek", 0)
client.SetConVar("voice_loopback", 1, true)
client.SetConVar("voice_inputfromfile", 1, true)
client.Command("+voicerecord", true)
timer, enabled = globals.RealTime() + snd_time, true
end
end
--Callbacks--
client.AllowListener("player_death")
callbacks.Register("FireGameEvent", on_player_death)
callbacks.Register("Draw", handler)