Scripts/resources/[standalone]/vehcar/client/client.lua

local enabled = false
local player = false
local veh = 0

Citizen.CreateThread(function()
    while true do
        Citizen.Wait(0)
        if veh ~= 0 then
            if enabled then
                refreshUI()
            end
        else
            Wait(100)
        end
    end
end)

RegisterNetEvent('veh:options')
AddEventHandler('veh:options', function()
    EnableGUI(true)
end)

function EnableGUI(enable)
    enabled = enable
    SetNuiFocus(enable, enable)
    SendNUIMessage({
        type = "enablecarmenu",
        enable = enable
    })
end

function refreshUI()
    local settings = {}
    player = PlayerPedId()
    veh = GetVehiclePedIsIn(player, false)
    if veh ~= 0 then
        settings.seat1 = checkSeat(player, veh, -1)
        settings.seat2 = checkSeat(player, veh,  0)
        settings.seat3 = checkSeat(player, veh,  1)
        settings.seat4 = checkSeat(player, veh,  2)
        settings.engineAccess = settings.seat1 == -1 and true or false
        if GetVehicleDoorAngleRatio(veh, 0) ~= 0 then
            settings.door0 = true
        end
        if GetVehicleDoorAngleRatio(veh, 1) ~= 0 then
            settings.door1 = true
        end
        if GetVehicleDoorAngleRatio(veh, 2) ~= 0 then
            settings.door2 = true
        end
        if GetVehicleDoorAngleRatio(veh, 3) ~= 0 then
            settings.door3 = true
        end
        if GetVehicleDoorAngleRatio(veh, 4) ~= 0 then
            settings.hood = true
        end
        if GetVehicleDoorAngleRatio(veh, 5) ~= 0 then
            settings.trunk = true
        end

        if not IsVehicleWindowIntact(veh, 0) then
            settings.windowr1 = true
        end
        if not IsVehicleWindowIntact(veh, 1) then
            settings.windowl1 = true
        end
        if not IsVehicleWindowIntact(veh, 2) then
            settings.windowr2 = true
        end
        if not IsVehicleWindowIntact(veh, 3) then
            settings.windowl2 = true
        end

        local engine = GetIsVehicleEngineRunning(veh);
        if engine then
            settings.engine = true
        else
            settings.engine = false
        end

        local model = GetEntityModel(veh)
        local damageLevel = GetVehicleEngineHealth(veh)
        settings.plate = GetVehicleNumberPlateText(veh)
        settings.fuel = GetVehicleFuelLevel(veh)
        settings.name = GetDisplayNameFromVehicleModel(model)
        local overallDamage = damageLevel / 10
        if overallDamage < 100 then
            settings.damage = overallDamage - 15
        else
            settings.damage = 100
        end
        SendNUIMessage({
            type = "refreshcarmenu",
            settings = settings,
        })
    else
        SendNUIMessage({
            type = "resetcarmenu"
        })
    end
end

RegisterNUICallback('openDoor', function(data, cb)
    doorIndex = tonumber(data['doorIndex'])
    player = PlayerPedId()
    veh = GetVehiclePedIsIn(player, false)

    if veh ~= 0 then
        local lockStatus = GetVehicleDoorLockStatus(veh)
        if lockStatus == 1 or lockStatus == 0 then
            if (GetVehicleDoorAngleRatio(veh, doorIndex) == 0) then
                SetVehicleDoorOpen(veh, doorIndex, false, false)
            else
                SetVehicleDoorShut(veh, doorIndex, false)
            end
        end
    end
    cb('ok')
end)

RegisterNUICallback('switchSeat', function(data, cb)
    seatIndex = tonumber(data['seatIndex'])
    player = PlayerPedId()
    veh = GetVehiclePedIsIn(player, false)
    if veh ~= 0 then
        SetPedIntoVehicle(player, veh, seatIndex)
    end
    cb('ok')
end)


RegisterCommand('seat', function(src, args)
    local id = tonumber(args[1])
    player = PlayerPedId()
    veh = GetVehiclePedIsIn(player, false)
    if veh ~= 0 then
        SetPedIntoVehicle(player, veh, id)
    end
end)

RegisterCommand('door', function(src, args)
    local id = tonumber(args[1])
    player = PlayerPedId()
    veh = GetVehiclePedIsIn(player, false)

    if veh ~= 0 then
        local lockStatus = GetVehicleDoorLockStatus(veh)
        if lockStatus == 1 or lockStatus == 0 then
            if (GetVehicleDoorAngleRatio(veh, id) == 0) then
                SetVehicleDoorOpen(veh, id, false, false)
            else
                SetVehicleDoorShut(veh, id, false)
            end
        end
    end
end)

RegisterCommand('window', function(src, args)
    local id = tonumber(args[1])
    player = PlayerPedId()
    veh = GetVehiclePedIsIn(player, false)
    if veh ~= 0 then
        if not IsVehicleWindowIntact(veh, id) then
            RollUpWindow(veh, id)
            if not IsVehicleWindowIntact(veh, id) then
                RollDownWindow(veh, id)
            end
        else
            RollDownWindow(veh, id)
        end
    end
end)

RegisterNUICallback('togglewindow', function(data, cb)
    windowIndex = tonumber(data['windowIndex'])
    player = PlayerPedId()
    veh = GetVehiclePedIsIn(player, false)
    if veh ~= 0 then
        if not IsVehicleWindowIntact(veh, windowIndex) then
            RollUpWindow(veh, windowIndex)
            if not IsVehicleWindowIntact(veh, windowIndex) then
                RollDownWindow(veh, windowIndex)
            end
        else
            RollDownWindow(veh, windowIndex)
        end
    end
    cb('ok')
end)

RegisterNUICallback('togglealldoor', function(data, cb)
    player = PlayerPedId()
    veh = GetVehiclePedIsIn(player, false)
    if veh ~= 0 then
        SetVehicleDoorShut(veh, 0, false)
        SetVehicleDoorShut(veh, 1, false)
        SetVehicleDoorShut(veh, 2, false)
        SetVehicleDoorShut(veh, 3, false)
        SetVehicleDoorShut(veh, 4, false)
        SetVehicleDoorShut(veh, 5, false)
        SetVehicleDoorShut(veh, 6, false)
    end
    cb('ok')
end)

RegisterNUICallback('lockdoors', function(data, cb)
    player = PlayerPedId()
    veh = GetVehiclePedIsIn(player, false)
    if veh ~= 0 then
        TriggerEvent("vehiclelocking")
    end
    cb('ok')
end)

RegisterNUICallback('convertroof', function(data, cb)
    player = PlayerPedId()
    veh = GetVehiclePedIsIn(player, false)
    if veh ~= 0 then
        local roofState = GetConvertibleRoofState(veh)
        if roofState == 0 then
            LowerConvertibleRoof(veh)
        elseif roofState == 2 then
            RaiseConvertibleRoof(veh)
        end
    end
    cb('ok')
end)

RegisterNUICallback('givekeys', function(data, cb)
    player = PlayerPedId()
    veh = GetVehiclePedIsIn(player, false)
    if veh ~= 0 then
        TriggerEvent('vehiclekeys:client:GiveKeys', source)
    end
    cb('ok')
end)

RegisterNUICallback('toggleengine', function(data, cb)
    player = PlayerPedId()
    veh = GetVehiclePedIsIn(player, false)
    local seatIn = GetPedInVehicleSeat(player, -1)
    if veh ~= 0 then
        if IsVehicleEngineOn(veh) then
            SetVehicleEngineOn(veh, false, false, true)
            SetVehicleUndriveable(veh, true)
        else
            SetVehicleEngineOn(veh, true, false, true)
            SetVehicleUndriveable(veh, false)
        end
    end
    cb('ok')
end)

RegisterNUICallback('escape', function(data, cb)
    EnableGUI(false)
    cb('ok')
end)

function checkSeat(player, veh, seatIndex)
    local ped = GetPedInVehicleSeat(veh, seatIndex);
    if ped == player then
        return seatIndex;
    elseif ped ~= 0 then
        return false;
    else
        return true;
    end
end

-- Disable Seat Shuffling
CreateThread(function()
	local timer = 5
    while true do
		if IsPedInAnyVehicle(PlayerPedId(), false) then
            timer = 5
			if GetPedInVehicleSeat(GetVehiclePedIsIn(PlayerPedId(), false), 0) == PlayerPedId() then
				if GetIsTaskActive(PlayerPedId(), 165) then
					SetPedIntoVehicle(PlayerPedId(), GetVehiclePedIsIn(PlayerPedId(), false), 0)
				end
			end
        else
            timer = 1200
		end
        Wait(timer)
	end
end)