-- demonstration: https://gfycat.com/fairdisloyalafricanfisheagle

local function DrawLabelText(x, y, size, text)
  SetTextFont(4)
  SetTextCentre(0)
  SetTextProportional(1)
  SetTextScale(0.0, size)
  SetTextColour(255, 255, 255, 200)
  SetTextDropShadow(0, 0, 0, 0,255)
  SetTextEdge(2, 0, 0, 0, 255)
  SetTextDropShadow()
  SetTextOutline()
  SetTextEntry("STRING")
  AddTextComponentString(text)
  DrawText(x, y)
end

-- ignore that
local function GetVehicleWheelieState(vehicle)
  return Citizen.InvokeNative(GetHashKey("GET_VEHICLE_WHEELIE_STATE") & 0xFFFFFFFF, vehicle)
end

-- ignore that
local function SetVehicleWheelieState(vehicle, state)
  return Citizen.InvokeNative(GetHashKey("SET_VEHICLE_WHEELIE_STATE") & 0xFFFFFFFF, vehicle, state)
end

local wheeliemodes = {
  [0] = "Only musclecars",
  [1] = "All vehicles",
  [2] = "Always enabled",
  [3] = "Always disabled"
}

local wheeeliestates = {
  [0] = "~b~Unknown~w~",
  [1] = "~b~Not wheeling~w~",
  [65] = "~y~Ready to wheelie~w~",
  [129] = "~r~They see me rollin~w~"
}

Citizen.CreateThread(function()
  local mode = 0

  while true do
    Wait(1)

    local veh = GetVehiclePedIsIn(PlayerPedId(), false)
    if veh ~= 0 then
      local state = GetVehicleWheelieState(veh)

      -- draw debug info
      local statetext = wheeeliestates[state] or "wtf"
      local modetext = wheeliemodes[mode] or "wtf"

      DrawLabelText(0.02, 0.505, 0.6, "~c~WHEELIE~w~")
      DrawLabelText(0.032, 0.54, 0.45, "State: " .. statetext .. "~c~ (" .. tostring(state) .. ")")
      DrawLabelText(0.032, 0.57, 0.45, "Mode: ~p~" .. modetext .. "~c~ (" .. mode .. ")")

      -- apply overrides
      if mode == 1 or mode == 2 then
        -- fixme
        if mode == 2 or (IsControlPressed(0, 76) and IsControlPressed(0, 71)) then -- space + w
          SetVehicleWheelieState(veh, 129)
        end

        -- some non-muscle vehicle can have not enough engine power to do wheelie
        -- so probably you will need to add torque/power multiplier
        if state == 129 and GetVehicleClass(veh) ~= 4 then
          --SetVehicleEngineTorqueMultiplier(veh, 1.5)
        end
      elseif mode == 3 then
        SetVehicleWheelieState(veh, 1)
      end

      -- modes switch hotkeys
      if IsControlPressed(0, 19) then -- alt
        if IsControlJustPressed(0, 174) then -- arrow left
          mode = (mode - 1 < 0) and 3 or mode - 1
        end

        if IsControlJustPressed(0, 175) then -- arrow right
          mode = (mode + 1 > 3) and 0 or mode + 1
        end
      end
    end
  end
end)