local M = {}

local camNode = 0
local volume, pitch = 3, 1
local fuelChimePlayed = false
local tireChimePlayed = false
local lastFuelLevel = 1
local lowFuelThreshold = 0.1
local lowTirePressureThreshold = 15 -- psi
local spawnedRecently = true
local spawnTimer = 0
local spawnCooldown = 1.5 -- seconds

-- Check if camera is inside (driver view)
local function inside()
    local cam = obj:getCameraPosition()
    local seat = obj:getPosition() + obj:getNodePosition(camNode)
    return cam and seat and cam:distance(seat) <= 0.6
end

-- Determine if a tire is flat, destroyed, low pressure, or broken
local function isTireBad(wheel)
    if not wheel then return false end
    return wheel.tireState == "deflated"
        or wheel.tireState == "destroyed"
        or (wheel.pressure or 999) < lowTirePressureThreshold
        or wheel.isBroken == true
end

local function update(dt)
    -- Delay after spawn/reset
    if spawnedRecently then
        spawnTimer = spawnTimer + dt
        if spawnTimer >= spawnCooldown then
            spawnedRecently = false
        else
            return
        end
    end

    if not inside() then return end

    -- Fuel chime logic
    local fuelLevel = electrics.values.fuel or 1
    if not fuelChimePlayed and lastFuelLevel >= lowFuelThreshold and fuelLevel < lowFuelThreshold then
        obj:playSFXOnce("VivacedoorChime.wav", camNode, volume, pitch)
        fuelChimePlayed = true
    end
    lastFuelLevel = fuelLevel

    -- Tire check across all wheels
    local anyTireBad = false
    for i = 0, 3 do
        local wheel = wheels.wheels[i]
        if isTireBad(wheel) then
            anyTireBad = true
            break
        end
    end

    if anyTireBad and not tireChimePlayed then
        obj:playSFXOnce("VivacedoorChime.wav", camNode, volume, pitch)
        tireChimePlayed = true
    end
end

local function init()
    camNode = beamstate and beamstate.nodeNameMap and beamstate.nodeNameMap["driver"] or 0
    obj:createSFXSource("/art/sound/vivace/VivacedoorChime.wav", "Audio2D", "VivacedoorChime.wav", -1)

    fuelChimePlayed = false
    tireChimePlayed = false
    lastFuelLevel = electrics.values.fuel or 1

    spawnedRecently = true
    spawnTimer = 0
end

local function onReset()
    fuelChimePlayed = false
    tireChimePlayed = false
    lastFuelLevel = electrics.values.fuel or 1

    spawnedRecently = true
    spawnTimer = 0
end

M.onInit = init
M.onReset = onReset
M.updateGFX = update
return M