setTickRate(30)

-- Set ShiftX3 configuration parameters with default parameters
-- orientation: 0=normal, 1=inverted (display above LED bar)
-- brightness: 0-100%, 0 = auto brightness
-- can bus: 0=CAN1, 1=CAN2
sxSetConfig(0,0,1)

--config shift light
sxCfgLinearGraph(0,0,0,10000) --left to right graph, smooth style, 0 - 7000 RPM range

sxSetLinearThresh(0,0,0,0,255,0,0) --green
sxSetLinearThresh(1,0,5000,255,255,0,0) --yellow
sxSetLinearThresh(2,0,6000,255,0,0,0) --red
sxSetLinearThresh(3,0,8000,255,255,255,10) --whiteflash


--configure first alert (right LED)
sxSetAlertThresh(1,0,205,255,255,0,0) --yellow warning at 205
sxSetAlertThresh(1,1,225,255,0,0,10) -- red flash at 225

--configure second alert (left LED)
sxSetAlertThresh(0,0,170,255,0,255,10) --purple at 170
sxSetAlertThresh(0,1,280,255,255,0,5) -- yellow at 280

--Create simulated channels and state
--Channel ID, currentValue, increment, min, max
rpmState = {addChannel('SimRPM', 10, 0, 0, 10000), 0, 200, 0, 10000}
etState = {addChannel('SimEngTmp', 10, 0, 0, 300), 0, 2, 0, 300}
oilState = {addChannel('SimOilTmp', 10, 0, 0, 300), 0, 1, 0, 300}
display = 1

function updateSimChannel(state, incDisplay)
  local id = state[1]
  local currentVal = state[2]
  local increment = state[3]
  local min = state[4]
  local max = state[5]

  currentVal = currentVal + increment

  -- check min/max and change direction if needed
  if currentVal >= max or currentVal <= min then
    increment = -increment
    if incDisplay == true and currentVal >= max then
      display = display + 1
      if display > 6 then display = 1 end
      sxSetDisplay(0,display)
    end
  end

  --update the virtual channel
  setChannel(id, currentVal)

  --store updated values in state
  state[2] = currentVal
  state[3] = increment
end

function onTick()
  updateSimChannel(rpmState, true)
  updateSimChannel(etState)
  updateSimChannel(oilState)

  --update RPM
  sxUpdateLinearGraph(getChannel("SimRPM"))
  --update engine temp alert
  sxUpdateAlert(1, getChannel("SimEngTmp"))
  --update oil pressure alert
  sxUpdateAlert(0, getChannel("SimOilTmp"))
end