client.lua

local Config = require 'Config'

-- soundId Tables --
local sirenVehicles = {}
local hornVehicles = {}


-- Natives Used --
local Wait = Wait
local TriggerServerEvent = TriggerServerEvent
local SetVehRadioStation = SetVehRadioStation
local SetVehicleRadioEnabled = SetVehicleRadioEnabled
local DisableControlAction = DisableControlAction
local GetVehicleClass = GetVehicleClass
local IsPedInAnyHeli = IsPedInAnyHeli
local IsPedInAnyPlane = IsPedInAnyPlane
local PlaySoundFromEntity = PlaySoundFromEntity
local GetSoundId = GetSoundId
local DoesEntityExist = DoesEntityExist
local IsEntityDead = IsEntityDead
local StopSound = StopSound
local ReleaseSoundId = ReleaseSoundId
local AddStateBagChangeHandler = AddStateBagChangeHandler
local NetworkGetEntityOwner = NetworkGetEntityOwner
local SetVehicleHasMutedSirens = SetVehicleHasMutedSirens
local SetVehicleSiren = SetVehicleSiren

-- Localized Functions --
local function releaseSound(veh, soundId, forced)
    if forced and (DoesEntityExist(veh) and not IsEntityDead(veh)) then return end
    StopSound(soundId)
    ReleaseSoundId(soundId)

    return true
end

local function isVehAllowed()
    if cache.seat ~= -1 or GetVehicleClass(cache.vehicle) ~= 18 or IsPedInAnyHeli(cache.vehicle) or IsPedInAnyPlane(cache.vehicle) then
        return false
    end

    return true
end


-- Cleanup Loop --
CreateThread(function()
    while true do
        for veh, soundId in pairs(sirenVehicles) do
            if releaseSound(veh, soundId, true) then
                sirenVehicles[veh] = nil
            end
        end

        for veh, soundId in pairs(hornVehicles) do
            if releaseSound(veh, soundId, true) then
                hornVehicles[veh] = nil
            end
        end

        Wait(1000)
    end
end)




-- Cache Events --
lib.onCache('seat', function(seat)
    if seat ~= -1 then return end

    SetTimeout(0, function()
        if not isVehAllowed() then return end

        SetVehRadioStation(cache.vehicle, 'OFF')
        SetVehicleRadioEnabled(cache.vehicle, false)

        if not Entity(cache.vehicle).state.stateEnsured then
            TriggerServerEvent('Renewed-Sirensync:server:SyncState', VehToNet(cache.vehicle))
        end

        while cache.seat == -1 do
            DisableControlAction(0, 80, true) -- R
            DisableControlAction(0, 81, true) -- .
            DisableControlAction(0, 82, true) -- ,
            DisableControlAction(0, 83, true) -- =
            DisableControlAction(0, 84, true) -- -
            DisableControlAction(0, 85, true) -- Q
            DisableControlAction(0, 86, true) -- E
            DisableControlAction(0, 172, true) -- Up arrow
            Wait(0)
        end
    end)
end)

lib.onCache('vehicle', function(value)
    if value or cache.seat ~= -1 then return end

    local state = Entity(cache.vehicle).state

    if not state.stateEnsured then return end

    if Config.sirenShutOff then
        if state.sirenMode ~= 0 then
            state:set('sirenMode', 0, true)
        end
    end

    if state.horn then
        state:set('horn', false, true)
    end
end)

-- Statebags & Keybinds --
local function stateBagWrapper(keyFilter, cb)
    return AddStateBagChangeHandler(keyFilter, '', function(bagName, _, value, _, replicated)
        local netId = tonumber(bagName:gsub('entity:', ''), 10)

        local loaded = netId and lib.waitFor(function()
            if NetworkDoesEntityExistWithNetworkId(netId) then return true end
        end, 'Timeout while waiting for entity to exist', 5000)

        local entity = loaded and NetToVeh(netId)

        if entity then
            local amOwner = NetworkGetEntityOwner(entity) == cache.playerId

            if amOwner == replicated then
                cb(entity, value)
            end
        end
    end)
end

-- Police Lights --
stateBagWrapper('lightsOn', function(veh, value)
    SetVehicleHasMutedSirens(veh, true)
    SetVehicleSiren(veh, value)
end)

local policeLights = lib.addKeybind({
    name = 'policeLights',
    description = 'Press this button to use your siren',
    defaultKey = Config.Controls.PoliceLights,
    onPressed = function()
        if not isVehAllowed() then return end

        local state = Entity(cache.vehicle).state

        if not state.stateEnsured then return end

        PlaySoundFrontend(-1, 'NAV_UP_DOWN', 'HUD_FRONTEND_DEFAULT_SOUNDSET', true)

        local curMode = state.lightsOn
        state:set('lightsOn', not curMode, true)

        if not curMode or state.sirenMode == 0 then return end

        state:set('sirenMode', 0, true)
    end
})


-- Police Horns --

local restoreSiren = 0

stateBagWrapper('horn', function(veh, value)
    local relHornId = hornVehicles[veh]

    if relHornId then
        if releaseSound(veh, relHornId) then
            hornVehicles[veh] = nil
        end
    end

    if not value then return end

    local soundId = GetSoundId()

    hornVehicles[veh] = soundId
    local soundName = Config.addonHorns[GetEntityModel(veh)] or 'SIRENS_AIRHORN'

    PlaySoundFromEntity(soundId, soundName, veh, 0, false, 0)
end)

local policeHorn = lib.addKeybind({
    name = 'policeHorn',
    description = 'Hold this button to use your vehicle Horn',
    defaultKey = Config.Controls.policeHorn,
    onPressed = function()
        if not isVehAllowed() then return end

        local state = Entity(cache.vehicle).state

        if not state.stateEnsured then return end

        if state.sirenMode == 0 then
            restoreSiren = state.sirenMode
            state:set('sirenMode', 0, true)
        end

        state:set('horn', not state.horn, true)
    end,
    onReleased = function()
        if not cache.vehicle or GetVehicleClass(cache.vehicle) ~= 18 then return end

        local state = Entity(cache.vehicle).state

        SetTimeout(0, function()
            if state.horn then
                state:set('horn', false, true)
            end

            if state.lightsOn and state.sirenMode == 0 and restoreSiren > 0 then
                state:set('sirenMode', restoreSiren, true)
                restoreSiren = 0
            end
        end)
    end,
})

-- Siren Modes and Toggles --
stateBagWrapper('sirenMode', function(veh, soundMode)
    local usedSound = sirenVehicles[veh]

    if usedSound then
        if releaseSound(veh, usedSound) then
            sirenVehicles[veh] = nil
        end
    end

    if soundMode == 0 or not soundMode then return end


    local soundId = GetSoundId()
    sirenVehicles[veh] = soundId

    if soundMode == 1 then
        PlaySoundFromEntity(soundId, 'VEHICLES_HORNS_SIREN_1', veh, 0, false, 0)
    elseif soundMode == 2 then
        PlaySoundFromEntity(soundId, 'VEHICLES_HORNS_SIREN_2', veh, 0, false, 0)
    elseif soundMode == 3 then
        PlaySoundFromEntity(soundId, 'VEHICLES_HORNS_POLICE_WARNING', veh, 0, false, 0)
    end
end)

local sirenToggle = lib.addKeybind({
    name = 'sirenToggle',
    description = 'Press this button to use your siren',
    defaultKey = Config.Controls.sirenToggle,
    onPressed = function()
        if not isVehAllowed() then return end

        local state = Entity(cache.vehicle).state

        if not state.stateEnsured or not state.lightsOn or state.horn then return end

        PlaySoundFrontend(-1, 'NAV_UP_DOWN', 'HUD_FRONTEND_DEFAULT_SOUNDSET', true)

        local newSiren = state.sirenMode > 0 and 0 or 1

        state:set('sirenMode', newSiren, true)
    end
})


local Rpressed = false
lib.addKeybind({
    name = 'sirenCycle',
    description = 'Press this button to cycle through your sirens',
    defaultKey = Config.Controls.sirenCycle,
    onPressed = function()
        if not isVehAllowed() then return end

        local state = Entity(cache.vehicle).state

        if not state.stateEnsured then return end

        PlaySoundFrontend(-1, 'NAV_UP_DOWN', 'HUD_FRONTEND_DEFAULT_SOUNDSET', true)

        if state.sirenMode == 0 and not Rpressed then
            local sirenMode = state.sirenMode > 0 and 0 or 1

            state:set('sirenMode', sirenMode, true)

            sirenToggle:disable(true)
            policeLights:disable(true)
            policeHorn:disable(true)

            Rpressed = true
        elseif state.sirenMode > 0 and state.lightsOn and not Rpressed then
            local newSiren = state.sirenMode + 1 > 3 and 1 or state.sirenMode + 1

            state:set('sirenMode', newSiren, true)
        end
    end,
    onReleased = function()
        if not Rpressed then return end

        PlaySoundFrontend(-1, 'NAV_UP_DOWN', 'HUD_FRONTEND_DEFAULT_SOUNDSET', true)

        sirenToggle:disable(false)
        policeLights:disable(false)
        policeHorn:disable(false)

        if cache.vehicle then
            SetTimeout(0, function()
                local state = Entity(cache.vehicle).state

                if state.sirenMode > 0 then
                    state:set('sirenMode', 0, true)
                end

                Rpressed = false
            end)
        end
    end
})