----------------------
-- SYNCING
----------------------

function SetNetworkShared(netId)
    Citizen.CreateThread(function()
        local timeout = 0
        while not NetworkDoesEntityExistWithNetworkId(netId) and timeout < 10 do
            Citizen.Wait(10)
            timeout = timeout + 1
        end

        local entity = NetworkGetEntityFromNetworkId(netId)
        SetEntityAsMissionEntity(entity, 1, 1)
        NetworkAllowLocalEntityAttachment(entity, true)

        SetEntityLoadCollisionFlag(entity, not Config.experimentalSync)

        SetNetworkIdExistsOnAllMachines(netId, true)

        if Config.experimentalSync then
            SetNetworkIdAlwaysExistsForPlayer(netId, PlayerId(), true)

            if IsEntityAVehicle(entity) then
                SetNetworkVehiclePositionUpdateMultiplier(entity, 2.0)
                SetNetworkEnableVehiclePositionCorrection(entity, true)
            end

            if tonumber(Config.experimentalSync) == 111 then
                NetworkUseHighPrecisionBlending(netId, false)
                SetNetworkIdCanMigrate(netId, false)
            end
        end

        --NetworkUseHighPrecisionBlending(netId, true)
        --SetNetworkIdCanMigrate(netId, false)
    end)
end

function SyncToServer()
    TriggerServerEvent('kq_carheist:heistCreated', heist)
end

RegisterNetEvent('kq_carheist:syncHeist')
AddEventHandler('kq_carheist:syncHeist', function(newHeist)
    heist = newHeist

    RemoveRelationshipGroup('kq_carheist_ped')
    RemoveRelationshipGroup(robberRelationship)

    SetPedRelationshipGroupDefaultHash(PlayerPedId(), GetHashKey('PLAYER'))

    AddRelationshipGroup('kq_carheist_ped')
    _, robberRelationship = AddRelationshipGroup('kq_carheist_robber' .. heist.hash)


    RemovePoliceTrailerBlip()
    SetPedsRelationships()

    Debug(heist.truck)
    Debug(GetTruck())
    Debug(GetEntityCoords(GetTruck()))
end)


RegisterNetEvent('kq_carheist:syncSellableVehicles')
AddEventHandler('kq_carheist:syncSellableVehicles', function(newSellable)
    sellableVehicles = newSellable
end)


----------------------
-- ALARM
----------------------

function CheckAlertness()
    Debug('Checking alertness')

    for k, ped in pairs(GetAllHeistPeds()) do
        if GetPedAlertness(ped) >= 2 then
            Debug('Peds were alerted. Setting off the alarm')
            SetOffAlarm()
            return
        end
    end
end

function SetOffAlarm()
    if not heist.alarm then
        heist.alarm = true

        if Config.useVehicleAlarm then
            SetVehicleAlarm(GetTrailer(), true)
            SetVehicleAlarmTimeLeft(GetTruck(), 120000)
        end

        TriggerServerEvent('kq_carheist:startAlarm')
    end

    for k, ped in pairs(GetAllHeistPeds()) do
        if ped ~= GetNPC() then
            local veh = GetSupportVehicle()
            if GetPedInVehicleSeat(veh, -1) ~= ped then
                TaskCombatPed(ped, PlayerPedId(), 0, 16)
            end
        end
    end

    SetRelationshipBetweenGroups(5, 'kq_carheist_ped', robberRelationship)
end

RegisterNetEvent('kq_carheist:setAlarm')
AddEventHandler('kq_carheist:setAlarm', function(trailerCoords)
    heist.alarm = true
    if IsPolice() then
        RefreshPoliceTrailerAlarm(trailerCoords)
        SendDispatchMessage(L('Our car transport is under attack! Coordinates have been shared!'), L('Robbery in progress'))
    end
end)

RegisterNetEvent('kq_carheist:truckArrived')
AddEventHandler('kq_carheist:truckArrived', function()
    if heist.alarm then
        EndPoliceAlarm()
    end
end)



function DoSparkParticle()
    local dict = 'core'

    if not HasNamedPtfxAssetLoaded(dict) then
        RequestNamedPtfxAsset(dict)
        while not HasNamedPtfxAssetLoaded(dict) do
            Citizen.Wait(1)
        end
    end
    SetPtfxAssetNextCall(dict)
    local sparks = StartParticleFxLoopedOnEntityBone("ent_brk_sparking_wires", grinder, 0.0, 0.0, 0.1, 0.0, 0.0, 0.0, 0, 1.3, 1, 1, 1)
end


----------------------
-- RAMP OPENING
----------------------
RegisterNetEvent('kq_carheist:startOpeningRamp')
AddEventHandler('kq_carheist:startOpeningRamp', function()
    StartOpeningRamp()
end)

function StartOpeningRamp()
    openingRamp = true
    progress = 0

    SetOffAlarm()
    OnStartOpeningTrailer()

    local playerPed = PlayerPedId()
    local playerCoords = GetEntityCoords(playerPed)

    SetPedRelationshipGroupHash(playerPed, robberRelationship)

    local bootCoords = GetWorldPositionOfEntityBone(GetTrailer(), GetEntityBoneIndexByName(GetTrailer(), 'boot'))

    local grinderModel = 'imp_prop_grinder_01a'
    DoRequestModel(grinderModel)

    grinder = CreateObject(grinderModel, playerCoords.x, playerCoords.y, playerCoords.z, true, true, 1)

    local handBone = 6286
    local grinderOffset = vector3(0.2, 0.065, -0.015)
    local grinderRot = vector3(200.0, 265.0, -40.0)
    local handBoneIndex = GetPedBoneIndex(playerPed, handBone)
    AttachEntityToEntity(grinder, playerPed, handBoneIndex, grinderOffset.x, grinderOffset.y, grinderOffset.z, grinderRot.x, grinderRot.y, grinderRot.z, true, false, false, false, 2, true)

    local heading = GetHeadingFromVector_2d(playerCoords.x - bootCoords.x, playerCoords.y - bootCoords.y) + 200
    SetEntityHeading(playerPed, heading)
    TaskStartScenarioInPlace(PlayerPedId(), 'WORLD_HUMAN_WELDING', 10, true)
end

function FinishOpeningRamp()
    StopOpeningRamp()
    heist.rampDown = true
    Citizen.Wait(1000)
    OpenTrailer()
end

function StopOpeningRamp()
    cutting = false
    openingRamp = false

    local playerPed = PlayerPedId()
    local playerCoords = GetEntityCoords(playerPed)

    ClearPedTasks(playerPed)

    Citizen.Wait(50)
    local welder = GetClosestObjectOfType(playerCoords, 5.0, GetHashKey('prop_weld_torch'), false, false, false)
    SetEntityAsMissionEntity(welder, true)
    DeleteEntity(welder)

    DeleteObject(grinder)
end

function OpenTrailer()
    TriggerServerEvent('kq_carheist:openTrailer', heist.trailer)

    if openingRamp then
        StopOpeningRamp()
    end
end

RegisterNetEvent('kq_carheist:openTrailer')
AddEventHandler('kq_carheist:openTrailer', function(networkVehicle)
    heist.rampDown = true
    if NetworkDoesEntityExistWithNetworkId(networkVehicle) then
        SetVehicleDoorOpen(NetworkGetEntityFromNetworkId(networkVehicle), 5, false, false)
    end

    if heist.vehicles[3] then
        DetachVehicle(3, true)
    end

    for k, vehicle in pairs(heist.vehicles) do
        if NetworkDoesEntityExistWithNetworkId(vehicle.vehicle) then
            local veh = NetworkGetEntityFromNetworkId(vehicle.vehicle)
            SetVehicleDoorsLocked(veh, 0)
            SetVehicleDoorsLockedForAllPlayers(veh, false)
        end
    end

    OnTrailerOpened()
end)

function DetachVehicle(vehicleKey, falling)
    Citizen.CreateThread(function()
        if falling then
            Citizen.Wait(1000)
        end
        if NetworkDoesEntityExistWithNetworkId(heist.vehicles[vehicleKey].vehicle) and NetworkHasControlOfEntity(NetworkGetEntityFromNetworkId(heist.vehicles[vehicleKey].vehicle)) then
            local vehicle = NetworkGetEntityFromNetworkId(heist.vehicles[vehicleKey].vehicle)

            if Config.useVehicleAlarm then
                SetVehicleAlarm(vehicle, true)
                SetVehicleAlarmTimeLeft(vehicle, math.random(25000, 60000))
            end

            DetachEntity(vehicle, 1, 1)
            SetVehicleSuspensionHeight(vehicle, 0.0)

            Entity(vehicle).state.ignoreLocks = true
            OnVehicleDetach(vehicle)

            if falling then
                Citizen.Wait(1000)
            end

            TriggerServerEvent('kq_carheist:enableCollisions', heist.vehicles[vehicleKey].vehicle)

            if falling then
                local falls = 0

                while falls < 45 do
                    local vel = GetEntityVelocity(vehicle)
                    SetEntityVelocity(vehicle, vel.x * 0.98, vel.y * 0.98, vel.z + 0.24)
                    falls = falls + 1
                    Citizen.Wait(100)
                end
            end
        end
    end)
end


RegisterNetEvent('kq_carheist:enableCollisions')
AddEventHandler('kq_carheist:enableCollisions', function(netVehicle)
    local vehicle = NetworkGetEntityFromNetworkId(netVehicle)
    for k, veh in pairs(heist.vehicles) do
        if NetworkDoesEntityExistWithNetworkId(veh.vehicle) then
            local otherVeh = NetworkGetEntityFromNetworkId(veh.vehicle)
            if otherVeh ~= vehicle then
                SetEntityNoCollisionEntity(vehicle, otherVeh, true)
            end
        end
    end
end)

----------------------
-- HEIST CREATION
----------------------

RegisterNetEvent('kq_carheist:startDriver')
AddEventHandler('kq_carheist:startDriver', function()
    StartDriver()
end)

function StartDriver()
    if not heist.endLocation then
        return
    end

    local endLoc = heist.endLocation
    --TaskVehicleDriveWander(GetNPC(), GetTruck(), Config.truckDriveSpeed + 0.0, Config.truckDriveStyle)
    local coords = GetEntityCoords(GetTruck())

    RequestAdditionalCollisionAtCoord(coords)
    RequestCollisionAtCoord(coords)

    AddNavmeshRequiredRegion(coords.x, coords.y, 100.0)

    if GetDistanceBetweenCoords(GetEntityCoords(GetTruck()), endLoc.x, endLoc.y, endLoc.z, true) > 15.0 then
        TaskVehicleDriveToCoordLongrange(GetNPC(), GetTruck(), endLoc.x, endLoc.y, endLoc.z, Config.truckDriveSpeed + 0.0, Config.truckDriveStyle, 10.0)
    end
end

RegisterNetEvent('kq_carheist:createHeist')
AddEventHandler('kq_carheist:createHeist', function(newHeist)
    heist = newHeist
    CreateHeist()
end)

function CreateHeist()
    Citizen.CreateThread(function()
        heist.truck = NetworkGetNetworkIdFromEntity(CreateTruck())
        heist.trailer = NetworkGetNetworkIdFromEntity(CreateTrailer())
        heist.npc = NetworkGetNetworkIdFromEntity(CreateDriver())
        if heist.passengerEnabled then
            heist.passenger = NetworkGetNetworkIdFromEntity(CreatePassenger())
        end

        if heist.supportEnabled then
            Debug('create support')
            heist.support = CreateSupport()
        end

        Citizen.Wait(10)
        Debug('attach trailer')
        AttachVehicleToTrailer(GetTruck(), GetTrailer(), 10.0)

        Citizen.Wait(1000)
        SyncToServer()
    end)
end

function CreateTruck()
    local availableTrucks = Config.events[heist.event].trucks
    local model = availableTrucks[math.random(1, #availableTrucks)]
    DoRequestModel(model)

    local veh = CreateVehicle(model, heist.startLocation.truck.x, heist.startLocation.truck.y, heist.startLocation.truck.z, heist.startLocation.truck.h, 1, 0)
    SetEntityAsMissionEntity(veh, true, true)
    SetNetworkShared(NetworkGetNetworkIdFromEntity(veh), true)


    if heist.bulletproofTiresEnabled then
        SetVehicleTyresCanBurst(veh, false)
    end

    SetVehicleDoorsLocked(veh, 2)
    SetVehicleDoorsLockedForAllPlayers(veh, true)
    SetVehicleCustomPrimaryColour(veh, Config.truckColor.r, Config.truckColor.g, Config.truckColor.b)
    SetVehicleCustomSecondaryColour(veh, Config.truckColor.r, Config.truckColor.g, Config.truckColor.b)

    AfterTruckCreated(veh)

    return veh
end

function CreateTrailer()
    local model = Settings.trailer
    DoRequestModel(model)

    local veh = CreateVehicle(model, heist.startLocation.truck.x, heist.startLocation.truck.y, heist.startLocation.truck.z + 4.0, 0.0, 1, 0)
    SetEntityAsMissionEntity(veh, true, true)
    SetNetworkShared(NetworkGetNetworkIdFromEntity(veh), true)
    FreezeEntityPosition(veh, true)
    SetEntityProofs(veh, false, true, true, false, false, true, 1, false)
    SetVehicleDoorCanBreak(veh, 5, false)
    SetVehicleDoorCanBreak(veh, 4, false)


    CreateTrailerVehicles(veh)

    FreezeEntityPosition(veh, false)

    if heist.bulletproofTiresEnabled then
        SetVehicleTyresCanBurst(veh, false)
    end

    AfterTrailerCreated(veh)

    return veh
end

function CreateTrailerVehicles(trailer)
    local lastVeh = nil
    for k, slot in pairs(Settings.trailerSlots) do
        if heist.vehicles[k] then
            local vehicle = heist.vehicles[k].data

            if IsModelValid(vehicle.model) then
                Debug('created trailer vehicle ' .. vehicle.model)
                DoRequestModel(vehicle.model)

                local coords = slot.coords
                local rot = slot.rot

                local veh = CreateVehicle(vehicle.model, heist.startLocation.truck.x + coords.x, heist.startLocation.truck.y + coords.y, heist.startLocation.truck.z + 4.0 + coords.z + 0.6, 0.0, 1, 0)
                SetEntityAsMissionEntity(veh, true, true)
                SetNetworkShared(NetworkGetNetworkIdFromEntity(veh), true)

                SetVehicleModKit(veh, 0)
                SetVehicleLivery(veh, math.random(0, 8))
                SetVehicleMod(veh, 48, math.random(0, 8), 1)

                FreezeEntityPosition(veh, true)

                heist.vehicles[k] = { data = vehicle, vehicle = NetworkGetNetworkIdFromEntity(veh), tracker = true, trackerLocation = math.random(1,6), slot = slot, hash = heist.hash }

                SetEntityCoords(veh, heist.startLocation.truck.x + coords.x, heist.startLocation.truck.y + coords.y, heist.startLocation.truck.z + 4.0 + coords.z + 0.5, 0, 0, 0, 0)
    
                if DoesEntityExist(veh) then
                    SetVehicleSuspensionHeight(veh, 0.075)
                end

                local offset = GetOffsetFromEntityGivenWorldCoords(trailer, GetEntityCoords(veh))
                AttachEntityToEntity(veh, trailer, 0, offset.x, offset.y, offset.z, rot.x, rot.y, rot.z, 1, 1, 1, 0, 0, 1)
          
                SetVehicleDoorsLocked(veh, 2)
                SetVehicleDoorsLockedForAllPlayers(veh, true)

                AfterTrailerVehicleCreated(veh)

                FreezeEntityPosition(veh, false)

                if lastVeh then
                    SetEntityNoCollisionEntity(veh, lastVeh, false)
                end
                lastVeh = veh
            end
        end
    end
    Debug('created trailer vehicles')
    return true
end

function CreateDriver()
    local availableNPCs = Config.events[heist.event].npcs

    local model = availableNPCs[math.random(1, #availableNPCs)]
    DoRequestModel(model)

    local driver = CreatePedInsideVehicle(GetTruck(), 0, model, -1, 1, 1)
    SetNetworkShared(NetworkGetNetworkIdFromEntity(driver), true)

    SetPedBaseConfig(driver)
    SetBlockingOfNonTemporaryEvents(driver, true)

    SetPedMaxHealth(driver, Config.npcHealth)
    SetEntityHealth(driver, Config.npcHealth)
    SetPedSuffersCriticalHits(driver, Config.npcSuffersCriticalHits)

    AfterDriverCreated(driver)

    return driver
end

function CreatePassenger()
    local availableNPCs = Config.events[heist.event].npcs

    local model = availableNPCs[math.random(1, #availableNPCs)]
    DoRequestModel(model)

    local passenger = CreatePedInsideVehicle(GetTruck(), 0, model, 0, 1, 0)
    SetNetworkShared(NetworkGetNetworkIdFromEntity(passenger), true)

    SetPedBaseConfig(passenger)

    SetPedMaxHealth(passenger, 150)
    SetEntityHealth(passenger, 150)
    SetPedSuffersCriticalHits(passenger, false)

    if heist.weaponsEnabled then
        GiveWeaponToPed(passenger, Config.weapons[math.random(1, #Config.weapons)], 120, false, true)
    end

    AfterPassengerCreated(passenger)

    return passenger
end

function CreateSupport()
    local model = Config.supportVehicles[math.random(1, #Config.supportVehicles)]
    DoRequestModel(model)

    local veh = CreateVehicle(model, heist.startLocation.support.x, heist.startLocation.support.y, heist.startLocation.support.z, heist.startLocation.support.h, 1, 0)
    SetEntityAsMissionEntity(veh, true, true)
    SetNetworkShared(NetworkGetNetworkIdFromEntity(veh), true)

    if heist.bulletproofTiresEnabled then
        SetVehicleTyresCanBurst(veh, false)
    end

    SetVehicleDoorsLocked(veh, 2)
    SetVehicleDoorsLockedForAllPlayers(veh, true)

    SetVehicleModKit(veh, 0)
    SetVehicleWindowTint(veh, 2)

    SetVehicleModColor_1(veh, 3, 0, 0)
    SetVehicleModColor_2(veh, 3, 0, 0)
    SetVehicleCustomPrimaryColour(veh, Config.supportColor.r, Config.supportColor.g, Config.supportColor.b)
    SetVehicleCustomSecondaryColour(veh, Config.supportColor.r, Config.supportColor.g, Config.supportColor.b)

    local supportAmount = math.random(2, GetVehicleModelNumberOfSeats(model))

    AfterSupportVehicleCreated(veh)

    local peds = {}

    for i = 1, supportAmount, 1 do
        local pedModel = Config.supportPeds[math.random(1, #Config.supportPeds)]

        DoRequestModel(pedModel)

        local ped = CreatePedInsideVehicle(veh, 0, pedModel, i - 2, 1, 1)
        SetNetworkShared(NetworkGetNetworkIdFromEntity(ped), true)

        if i == 1 then
            TaskVehicleEscort(ped, veh, GetTrailer(), -1, Config.truckDriveSpeed * 1.2, Config.truckDriveStyle, 25.0, 25.0)
            SetBlockingOfNonTemporaryEvents(ped, true)
        end

        GiveWeaponToPed(ped, Config.weapons[math.random(1, #Config.weapons)], 120, false, true)

        SetPedBaseConfig(ped)

        SetPedMaxHealth(ped, 200)
        SetEntityHealth(ped, 200)
        SetPedSuffersCriticalHits(ped, false)

        table.insert(peds, NetworkGetNetworkIdFromEntity(ped))

        AfterSupportPedCreated(ped)
    end

    return { vehicle = NetworkGetNetworkIdFromEntity(veh), peds = peds }
end

function SetPedBaseConfig(ped)
    SetEntityAlwaysPrerender(ped, true)
    SetDriverAbility(ped, 100.0)
    SetDriverAggressiveness(ped, 0.1)
    SetPedAllowedToDuck(ped, 1)
    SetPedArmour(ped, 100)
    SetPedCombatAttributes(ped, 2, true)
    SetPedCombatAttributes(ped, 3, true)
    SetTaskVehicleChaseBehaviorFlag(ped, 32, true)
    SetPedCanBeDraggedOut(ped, false)
    SetPedKeepTask(ped, true)
    SetPedCombatRange(ped, 0)
    SetPedCombatAbility(ped, 0)
    if Config.npcShootingAccuracy > 30 then
        SetPedCombatAbility(ped, 1)
    end

    if Config.npcShootingAccuracy > 80 then
        SetPedCombatAbility(ped, 2)
    end

    SetPedAccuracy(ped, Config.npcShootingAccuracy)
    SetPedDropsWeaponsWhenDead(ped, false)
end

function SetPedsRelationships()
    SetRelationshipBetweenGroups(0, 'kq_carheist_ped', 'kq_carheist_ped')
    SetRelationshipBetweenGroups(5, 'kq_carheist_ped', robberRelationship)

    local friendlyTo = { 'COP', 'SECURITY_GUARD', 'PRIVATE_SECURITY', 'FIREMAN', 'ARMY', 'CIVMALE', 'CIVFEMALE' }
    for _, group in pairs(friendlyTo) do
        SetRelationshipBetweenGroups(2, 'kq_carheist_ped', GetHashKey(group))
        SetRelationshipBetweenGroups(2, GetHashKey(group), 'kq_carheist_ped')
    end

    for k, ped in pairs(GetAllHeistPeds()) do
        SetPedRelationshipGroupHash(ped, 'kq_carheist_ped')
        SetPedDropsWeaponsWhenDead(ped, false)
    end

    SetRelationshipBetweenGroups(3, 'kq_carheist_ped', GetHashKey('PLAYER'))
    SetRelationshipBetweenGroups(3, GetHashKey('PLAYER'), 'kq_carheist_ped')

    SetRelationshipBetweenGroups(1, GetHashKey('PLAYER'), robberRelationship)
    SetRelationshipBetweenGroups(1, robberRelationship, GetHashKey('PLAYER'))
end



RegisterNetEvent('kq_carheist:announceHeist')
AddEventHandler('kq_carheist:announceHeist', function(coords)
    if not IsPolice() then
        SendAnnouncementMessage(L('Car transport truck is currently departing.\nI\'ll pay top dollar if you can get them'), L('Car collector'), coords)
    end
end)

function CreateTemporaryBlip(coords, sprite, color, alpha, scale, message, shortRange, noLegend)
    Citizen.CreateThread(function()
        local blip = AddBlipForCoord(coords)

        SetBlipSprite(blip, sprite)
        SetBlipHighDetail(blip, true)
        SetBlipColour(blip, color)
        SetBlipAlpha(blip, alpha)
        SetBlipScale(blip, scale)
        BeginTextCommandSetBlipName('STRING')
        AddTextComponentString(message)
        EndTextCommandSetBlipName(blip)
        SetBlipAsShortRange(blip, shortRange)
        if noLegend then
            SetBlipDisplay(blip, 8)
        end

        Citizen.Wait(Config.announcementBlip.duration or 15000)
        RemoveBlip(blip)
    end)
end
----------------------
-- TRACKERS
----------------------

function CheckForTracker(vehKey, trackerKey, textCoords, veh)
    local playerPed = PlayerPedId()
    local vehCoords = GetEntityCoords(veh)
    Debug(vehCoords)
    local playerCoords = GetEntityCoords(playerPed)
    Debug(playerCoords)


    local heading = GetHeadingFromVector_2d(playerCoords.x - vehCoords.x, playerCoords.y - vehCoords.y) + 180.0
    SetEntityHeading(playerPed, heading)
    PlayAnim('anim@amb@clubhouse@tutorial@bkr_tut_ig3@', 'machinic_loop_mechandplayer')

    local searching = true
    Citizen.CreateThread(function()
        while searching do
            Draw3DText(textCoords.x, textCoords.y, textCoords.z + 0.2, L('~w~Searching for a tracking device'), 4, 0.04, 0.04)
            Draw3DText(textCoords.x, textCoords.y, textCoords.z + 0.1, L('~w~Press [~r~E~w~] to cancel'), 4, 0.035, 0.035)
            if IsControlJustReleased(0, Keys['E']) or IsPedRagdoll(playerPed) or GetDistanceBetweenCoords(textCoords, playerCoords, true) > 3.0 then
                searching = false
            end
            Citizen.Wait(1)
        end
    end)

    local waits = Config.tracker.searchDuration / 1000
    while waits > 0 and searching do
        Citizen.Wait(1000)
        waits = waits - 1
    end

    if not searching then
        ClearPedTasks(playerPed)
    end

    if searching then
        searching = false

        if sellableVehicles[vehKey].trackerLocation == trackerKey then
            local removing = true

            local removalKeybinds = Config.tracker.removalKeybinds
            local keyKey = #removalKeybinds
            local progress = 0

            while progress < Config.tracker.removalLength and sellableVehicles[vehKey].tracker and removing do
                local currentKey = Config.tracker.removalKeybinds[keyKey]

                local text = '~w~'
                for k, key in pairs(removalKeybinds) do
                    if key ~= currentKey then
                        text = text .. '~w~' .. key
                        if IsControlJustReleased(0, Keys[key]) then
                            progress = progress - 2
                            currentKey = nil
                            local display = true
                            Citizen.CreateThread(function()
                                while display and removing do
                                    Draw3DText(textCoords.x, textCoords.y, textCoords.z, L('~r~You dropped the screwdriver'), 4, 0.04, 0.04)
                                    Draw3DText(textCoords.x, textCoords.y, textCoords.z - 0.1, L('~w~Press [~r~E~w~] to cancel'), 4, 0.035, 0.035)
                                    if IsControlJustReleased(0, Keys['E']) or IsPedRagdoll(playerPed) or GetDistanceBetweenCoords(textCoords, playerCoords, true) > 3.0 then
                                        removing = false
                                        ClearPedTasks(playerPed)
                                    end
                                    Citizen.Wait(1)
                                end
                            end)
                            Citizen.Wait(Config.tracker.removalMessedUpDuration)
                            display = false
                        end
                    else
                        text = text .. '~r~' .. currentKey
                    end
                end

                if IsControlJustReleased(0, Keys[currentKey]) then
                    progress = progress + 1

                    keyKey = keyKey - 1
                    if keyKey < 1 then
                        keyKey = #removalKeybinds
                    end
                end

                Draw3DText(textCoords.x, textCoords.y, textCoords.z + 0.2, L('~g~Tracking device found!'), 4, 0.04, 0.04)
                Draw3DText(textCoords.x, textCoords.y, textCoords.z, '~w~' .. (L('Press ~w~[{keybinds}~w~] to unscrew')):gsub('{keybinds}', text), 4, 0.04, 0.04)
                Draw3DText(textCoords.x, textCoords.y, textCoords.z - 0.1, L('~w~Press [~r~E~w~] to cancel'), 4, 0.035, 0.035)
                if IsControlJustReleased(0, Keys['E']) or IsPedRagdoll(playerPed) or GetDistanceBetweenCoords(textCoords, playerCoords, true) > 3.0 then
                    removing = false
                    ClearPedTasks(playerPed)
                end
                Citizen.Wait(1)
            end

            if removing then
                removing = false

                if sellableVehicles[vehKey].tracker then
                    TriggerServerEvent('kq_carheist:removeTracker', vehKey, textCoords)
                    CreateTrackerObject()
                end
            end
        end
    end


    ClearPedTasks(playerPed)
end

function CreateTrackerObject()
    local trackerModel = 'prop_cs_mini_tv'
    DoRequestModel(trackerModel)

    local playerPed = PlayerPedId()
    local playerCoords = GetEntityCoords(playerPed)

    local trackerObj = CreateObject(trackerModel, playerCoords.x, playerCoords.y, playerCoords.z, true, true, 1)
    SetEntityDynamic(trackerObj, true)
end

----------------------
-- DROP OFF
----------------------
function RemoveDropOffs()
    RemoveDropOffBlips()
    currentDropOffs = {}
end

function CreateNewDropOffs(hash)
    Debug('create dropoff')
    math.randomseed(hash)

    local amount = math.random(Config.dropOff.minLocations, Config.dropOff.maxLocations)

    currentDropOffs = {}
    while #currentDropOffs < amount do
        local newLoc = Config.dropOff.locations[math.random(1, #Config.dropOff.locations)]
        if not Contains(currentDropOffs, newLoc) then
            table.insert(currentDropOffs, newLoc)
        end
        Citizen.Wait(1)
    end
    Debug('Got ' .. #currentDropOffs)

    RemoveDropOffBlips()
    for k, dropOff in pairs(currentDropOffs) do

        Debug(json.encode(dropOff))
        local blipConf = Config.dropOff.blips.primary
        local primBlip = CreateDropOffBlip(vector3(dropOff.x, dropOff.y, dropOff.z), blipConf.sprite, blipConf.color, blipConf.alpha, blipConf.scale, L('Stolen vehicle drop off point'), blipConf.shortRange)
        SetBlipDisplay(primBlip, 8)
        table.insert(dropOffBlips, primBlip)

        blipConf = Config.dropOff.blips.secondary
        local secBlip = CreateDropOffBlip(vector3(dropOff.x, dropOff.y, dropOff.z), blipConf.sprite, blipConf.color, blipConf.alpha, blipConf.scale, L('Stolen vehicle drop off point'), blipConf.shortRange)
        table.insert(dropOffBlips, secBlip)
    end


    math.randomseed(GetGameTimer())
end

function RemoveDropOffBlips()
    for b, blip in pairs(dropOffBlips) do
        RemoveBlip(blip)
    end
    dropOffBlips = {}
end

function CreateDropOffBlip(coords, sprite, color, alpha, scale, message, shortRange)
    local blip = AddBlipForCoord(coords)

    SetBlipSprite(blip, sprite)
    SetBlipHighDetail(blip, true)
    SetBlipColour(blip, color)
    SetBlipAlpha(blip, alpha)
    SetBlipScale(blip, scale)
    BeginTextCommandSetBlipName('STRING')
    AddTextComponentString(message)
    EndTextCommandSetBlipName(blip)
    SetBlipAsShortRange(blip, shortRange)
    return blip
end


function DropOffVehicle(vehicle, dropCoords)
    if DoesEntityExist(vehicle) then
        TriggerServerEvent('kq_carheist:dropOffVehicle', NetworkGetNetworkIdFromEntity(vehicle), dropCoords)
    
        if DoesEntityExist(vehicle) then
            SetVehicleDoorsLocked(vehicle, 2)
            SetVehicleUndriveable(vehicle, true)
            SetVehicleAsNoLongerNeeded(vehicle)
            SetEntityCleanupByEngine(vehicle, true)
        end
    end
end

----------------------
-- GETTERS
----------------------
function GetTruck()
    return GetSomething('truck')
end

function GetTrailer()
    return GetSomething('trailer')
end

function GetNPC()
    return GetSomething('npc')
end

function GetPassenger()
    return GetSomething('passenger')
end

function GetSomething(key)
    if not heist[key] then
        return nil
    end

    if not NetworkDoesEntityExistWithNetworkId(heist[key]) then
        return nil
    end

    local entity = NetworkGetEntityFromNetworkId(heist[key])

    if DoesEntityExist(entity) then
        return entity
    end
    return false
end

function GetSupportVehicle()
    if not heist.supportEnabled or not heist.support then
        return nil
    end

    if not NetworkDoesEntityExistWithNetworkId(heist.support.vehicle) then
        return nil
    end

    local entity = NetworkGetEntityFromNetworkId(heist.support.vehicle)

    if DoesEntityExist(entity) then
        return entity
    end
    return nil
end


function GetAllHeistPeds()
    local peds = { GetNPC() }
    if GetPassenger() then
        table.insert(peds, GetPassenger())
    end

    if heist.supportEnabled and heist.support and #heist.support.peds then
        for k, netId in pairs(heist.support.peds) do
            if NetworkDoesEntityExistWithNetworkId(netId) then
                local ped = NetworkGetEntityFromNetworkId(netId)
                table.insert(peds, ped)
            end
        end
    end

    return peds
end

function IsHeistVehicle(veh)
    for k, vehicle in pairs(heist.vehicles) do
        if NetworkDoesEntityExistWithNetworkId(vehicle.vehicle) then
            local hVeh = NetworkGetEntityFromNetworkId(vehicle.vehicle)
            if veh == hVeh then
                return true
            end
        end
    end

    return false
end

function IsOnBike()
    if IsPedInAnyVehicle(PlayerPedId()) then
        local veh = GetVehiclePedIsIn(PlayerPedId())
        if GetVehicleClass(veh) == 8 or GetVehicleClass(veh) == 13 then
            return true
        end
    end
end

function IsInsideATunnel(coords)
    local tunnels = {9, 12, 6, 15, 7, 3, 21, 4, 18, 5}
    return Contains(tunnels, GetInteriorGroupId(GetInteriorAtCoords(coords)))
end

----------------------
-- HELPERS
----------------------
function DoRequestModel(model)
    local hash = GetHashKey(model)
    RequestModel(hash)
    local timeout = 0
    while not HasModelLoaded(hash) and timeout < 100 do
        Citizen.Wait(100)
        timeout = timeout + 1
    end
end

function Contains(tab, val)
    for index, value in ipairs(tab) do
        if value == val then
            return true
        end
    end

    return false
end

function DoRequestAnimDict(dict)
    RequestAnimDict(dict)
    local timeout = 0
    while not HasAnimDictLoaded(dict) do
        Citizen.Wait(50)
        timeout = timeout + 1
        if timeout > 100 then
            return
        end
    end
end

function PlayAnim(dict, anim, flag)
    Citizen.CreateThread(function()
        RequestAnimDict(dict)
        local timeout = 0
        while not HasAnimDictLoaded(dict) do
            Citizen.Wait(50)
            timeout = timeout + 1
            if timeout > 100 then
                return
            end
        end
        TaskPlayAnim(PlayerPedId(), dict, anim, 4.0, 8.0, 5.0, flag or 1, 0, false, false, false)
        RemoveAnimDict(dict)
    end)
end

function Shuffle(tbl)
    -- suffles numeric indices
    local len, random = #tbl, math.random;
    for i = len, 2, -1 do
        local j = random(1, i);
        tbl[i], tbl[j] = tbl[j], tbl[i];
    end
    return tbl;
end

function string.insert(str1, str2, pos)
    return str1:sub(1, pos) .. str2 .. str1:sub(pos + 1)
end

function myDot(a, b)
    return (a[1] * b[1]) + (a[2] * b[2]) + (a[3] * b[3])
end

function myMag(a)
    return math.sqrt((a[1] * a[1]) + (a[2] * a[2]) + (a[3] * a[3]))
end

RegisterNetEvent('kq_carheist:notify')
AddEventHandler('kq_carheist:notify', function(message)
    ShowTooltip(message)
end)

function Debug(message)
    if Config.debug then
        print(message)
    end
end


local alertTitle = nil
local alertMessage = nil
local alertActive = false
function Alert(title, message, duration)
    Citizen.CreateThread(function()
        alertTitle = title
        alertMessage = message
        alertActive = true
        Citizen.Wait(duration)
        alertActive = false
    end)
end

Citizen.CreateThread(function()
    while true do
        local sleep = 500
        if alertActive then
            sleep = 1
            local scaleform = RequestScaleformMovie('MP_BIG_MESSAGE_FREEMODE')
            while not HasScaleformMovieLoaded(scaleform) do
                Citizen.Wait(1)
            end
            PushScaleformMovieFunction(scaleform, 'SHOW_SHARD_WASTED_MP_MESSAGE')
            PushScaleformMovieFunctionParameterString(alertTitle)
            PushScaleformMovieFunctionParameterString(alertMessage)
            PopScaleformMovieFunctionVoid()
            DrawScaleformMovieFullscreen(scaleform, 255, 255, 255, 255, 0)
        end

        Citizen.Wait(sleep)
    end
end)

function L(text)
    if Locale and Locale[text] then
        return Locale[text]
    end

    return text
end