function objectHandler(closestZones)
    local pos, zone
    local tmp = {}

    for _, id in pairs(closestZones) do
        zone = Config.workstations[id]
        pos = zone.pos
        tmp[id] = {}

        if not ECO.WORKPLACE[id] then
            ECO.WORKPLACE[id] = {}
        end

        -- OBJECT
        if zone.object.model then
            if ECO.WORKPLACE[id].object then
                tmp[id].object = ECO.WORKPLACE[id].object
            else
                modelLoader(zone.object.model)

                local obj

                if zone.object.placeOnGround then
                    obj = CreateObject(zone.object.model, pos.xyz)
                    PlaceObjectOnGroundProperly(obj)

                    if zone.object.offset then
                        SetEntityCoords(obj, GetEntityCoords(obj) + zone.object.offset)
                    end
                else
                    obj = CreateObject(zone.object.model, (zone.object.offset and pos.xyz + zone.object.offset or pos.xyz))
                end

                SetEntityHeading(obj, pos.w)
                FreezeEntityPosition(obj, true)
                tmp[id].object = obj
            end
        end

        -- FX MARKER
        if zone.fx and zone.accessToUse then
            if ECO.WORKPLACE[id].fx then
                tmp[id].fx = ECO.WORKPLACE[id].fx
            else
                fxLoader(zone.fx.dict)
                UseParticleFxAsset(zone.fx.dict)

                local pfx = StartParticleFxLoopedAtCoord(zone.fx.name,
                        pos.xyz + zone.fx.offset,
                        zone.fx.loopedAtCoord[1],
                        zone.fx.loopedAtCoord[2],
                        zone.fx.loopedAtCoord[3],
                        zone.fx.loopedAtCoord[4],
                        false, false, false, false)

                SetParticleFxLoopedColour(pfx, -- handle
                        zone.fx.loopedColour[1], -- külső méret 0-8
                        zone.fx.loopedColour[2], -- belső mag méret 0-5
                        zone.fx.loopedColour[3], -- fényesség(fehéredik) 0-6
                        0) -- nothing

                tmp[id].fx = pfx
            end
        end

        -- TARGETS
        if Config.useTarget and (zone.accessToUse or zone.accessToRemove) then
            if ECO.WORKPLACE[id].targetZone then
                tmp[id].targetZone = ECO.WORKPLACE[id].targetZone
            else
                local obj
                local zoneId = 'zone_' .. id
                local options = {
                    {
                        event = 'eco_crafting:targetControl',
                        icon = "fa-solid fa-screwdriver-wrench",
                        label = translate('use_workstation_target', zone.name),
                        zoneId = id,
                        canInteract = function()
                            local ws = Config.workstations[id]
                            return ws and ws.accessToUse or false
                        end,
                        distance = zone.actionDistance
                    },
                    {
                        event = 'eco_crafting:workstationRemovalRequest',
                        icon = "fa-solid fa-toolbox",
                        label = translate('workstation_removal'),
                        zoneId = id,
                        canInteract = function()
                            local ws = Config.workstations[id]
                            return ws and ws.accessToRemove or false
                        end,
                        distance = zone.actionDistance
                    }
                }

                if tmp[id].object then
                    obj = tmp[id].object
                else
                    local objects = GetGamePool('CObject')
                    local closestDistance = 1.0

                    for i = 1, #objects do
                        local distance = #(GetEntityCoords(objects[i]) - pos.xyz)

                        if closestDistance > distance then
                            obj = objects[i]
                            closestDistance = distance
                        end
                    end
                end

                if obj then
                    tmp[id].targetZone = { id = zoneId, type = "localEntityZone" }
                    eCore:addLocalEntity(obj, options)
                else
                    tmp[id].targetZone = { id = zoneId, type = "boxZone" }
                    eCore:addBoxZone({
                        coords = pos.xyz,
                        name = zoneId,
                        size = vec3(1.0, 1.5, 3.0),
                        rotation = pos.w,
                        debug = Config.debugPoly,
                        options = options
                    });
                end
            end
        end
    end

    for id, params in pairs(ECO.WORKPLACE) do
        if params.fx and (not tmp[id] or not tmp[id].fx) then
            StopParticleFxLooped(params.fx, 0)
        end

        if params.object and (not tmp[id] or not tmp[id].object) then
            DeleteObject(params.object)
        end

        if params.targetZone and (not tmp[id] or not tmp[id].targetZone) then
            if params.targetZone.type == "boxZone" then
                eCore:removeZone(params.targetZone.id)
            elseif params.targetZone.type == "localEntityZone" then
                eCore:removeLocalEntity(params.targetZone.id)
            end
        end
    end

    ECO.WORKPLACE = tmp
end

function workplaceDeleter()
    for _, params in pairs(ECO.WORKPLACE) do
        if params.fx then
            StopParticleFxLooped(params.fx, 0)
        end

        if params.object then
            DeleteObject(params.object)
        end

        if params.targetZone then
            if params.targetZone.type == "boxZone" then
                eCore:removeZone(params.targetZone.id)
            elseif params.targetZone.type == "localEntityZone" then
                eCore:removeLocalEntity(params.targetZone.id)
            end
        end
    end

    ECO.WORKPLACE = {}
end