local selectedDelivery = false
RegisterNUICallback('getOrder', function(data, cb)
    TriggerServerEvent('codem-vehicleshop:SelectDelivery', data)
end)

function GetVehicleShopById(id)
    for _,v in pairs(Config.VehicleShops) do
        if v.id == id then
            return v
        end
    end
end

RegisterNetEvent('codem-vehicleshop:SelectDelivery')
AddEventHandler('codem-vehicleshop:SelectDelivery', function(data)
    if vehicleShopData then
        if selectedDelivery then
            print('You already have an active delivery!')
            return
        end
        selectedDelivery = data
        StartDeliveryLoop()
    end
end)

function LoadModel(model, timeout)
    timeout = timeout or 3000
    if type(model) == "string" then
        model = GetHashKey(model)
    end

    RequestModel(model)
    local deadline = GetGameTimer() + timeout

    while not HasModelLoaded(model) do
        Wait(10)                                -- 10 ms bekle
        if GetGameTimer() >= deadline then      -- Süre dolduysa çık
            return false
        end
        RequestModel(model)                     -- İsteği canlı tut
    end

    return model                                -- Başarıyla yüklendi
end

function CreateBlip(coords, sprite, color, scale, name, show, isEntity, entity)
    if show then
        local blip
        if isEntity then
            blip = AddBlipForEntity(entity)
        else
            blip = AddBlipForCoord(coords)
        end
        SetBlipSprite(blip, sprite)
        SetBlipColour(blip, color)
        SetBlipScale(blip, scale)
        SetBlipAsShortRange(blip, true)
        BeginTextCommandSetBlipName("STRING")
        AddTextComponentString(name)
        EndTextCommandSetBlipName(blip)
        return blip
    end
end

function StartDeliveryLoop()
    
    local vehshop = GetVehicleShopById(vehicleShopData.id)
    if vehshop then
        local model = GetHashKey(vehshop.delivery.truck_model)
        local trailerModel = GetHashKey('tr2')
        LoadModel(model)
        LoadModel(trailerModel)

        local veh = CreateVehicle(model, vehshop.delivery.truckSpawnLocation.x, vehshop.delivery.truckSpawnLocation.y, vehshop.delivery.truckSpawnLocation.z, true, true)
        SetEntityHeading(veh, vehshop.delivery.truckSpawnLocation.w)
        local vehicleBlip = CreateBlip(false, 477, 3, 0.8, "Truck", true, true, veh) 
        Config.GiveVehicleKey(GetVehicleNumberPlateText(veh), GetHashKey(veh), veh)
        CreateNotification(Config.Notifications.vehicle_spawned.message, Config.Notifications.vehicle_spawned.type)
        local trailer = CreateVehicle(trailerModel, vehshop.delivery.trailerSpawnLocation.x, vehshop.delivery.trailerSpawnLocation.y, vehshop.delivery.trailerSpawnLocation.z, true, true)
        SetEntityHeading(trailer, vehshop.delivery.trailerSpawnLocation.w)
        
        local trailerBlip = CreateBlip(false, 479, 3, 0.8, "Vehicles Delivery Trailer", true, true, trailer) 
        local trailerDestinationBlip = AddBlipForCoord(vehshop.delivery.trailerSpawnLocation.x, vehshop.delivery.trailerSpawnLocation.y, vehshop.delivery.trailerSpawnLocation.z)
        SetBlipColour(trailerDestinationBlip, 5)
        SetBlipRoute(trailerDestinationBlip, true)
        SetBlipRouteColour(trailerDestinationBlip, 5)
        CloseUI()
  
        local attach = {
            {
                y = 4.75,
                z = 1.0,
            },
            {
                y = 0.0,
                z = 1.0,
            },
            {
                y = -4.75,
                z = 1.0,
            },
            {
                y = 4.75,
                z = 2.8,
            },
            {
                y = 0.0,
                z = 2.9,
            },
            {
                y = -4.75,
                z = 3.2,
            },
        }
        local deliverVehModel = GetHashKey(selectedDelivery.model)
        LoadModel(deliverVehModel)
        for i=1,selectedDelivery.amount do        
            if i <= #attach then          
                local deliverVehicle = CreateVehicle(deliverVehModel, vehshop.delivery.trailerSpawnLocation.x, vehshop.delivery.trailerSpawnLocation.y, vehshop.delivery.trailerSpawnLocation.z, true, true)
                SetEntityHeading(deliverVehicle, vehshop.delivery.trailerSpawnLocation.w)
                AttachEntityToEntity(deliverVehicle, trailer, GetEntityBoneIndexByName(trailer, GetHashKey('boot')), 0.0, attach[i].y, attach[i].z, 0.0, 0.0, 0.0, false, false, false, false, 0.0, true)
            end
        end
        hasTrailer, _trailer = GetVehicleTrailerVehicle(veh)
        while _trailer ~= trailer and DoesEntityExist(veh) and selectedDelivery do
            local truckCoords = GetEntityCoords(veh) 
            local trailerCoords = GetEntityCoords(trailer)
            local dist = #(truckCoords - trailerCoords)
            local cd = 2000
            if dist < 20.0 then
                cd = 0
                hasTrailer, _trailer = GetVehicleTrailerVehicle(veh)
                DrawMarker(2, trailerCoords.x, trailerCoords.y, trailerCoords.z + 2.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0,
                    0.5, 0.5, 0.5, 255, 255, 255, 255, true, false, false, true, false, false, false)
            end
            Wait(cd)
        end
        RemoveBlip(trailerBlip)
        RemoveBlip(trailerDestinationBlip)
        CreateNotification(Config.Notifications.return_to_veh.message, Config.Notifications.return_to_veh.type)
        local truckDestinationBlip = AddBlipForCoord(vehshop.delivery.truckSpawnLocation.x, vehshop.delivery.truckSpawnLocation.y, vehshop.delivery.truckSpawnLocation.z)
        SetBlipColour(truckDestinationBlip, 5)
        SetBlipRoute(truckDestinationBlip, true)
        SetBlipRouteColour(truckDestinationBlip, 5)
        local ped = PlayerPedId()
        local isTextUiOpen = false
        local markerData = Config.InteractionHandler.marker
        while selectedDelivery do
            local playerCoords = GetEntityCoords(ped)
            local destinationCoords = vector3(vehshop.delivery.truckSpawnLocation.x, vehshop.delivery.truckSpawnLocation.y, vehshop.delivery.truckSpawnLocation.z)
            local dist = #(playerCoords - destinationCoords)
            local cd = 2000
            if dist < 20.0 then
                cd = 0
                if dist < 4.0 then
                    if Config.InteractionHandler.drawtext then
                        DrawText3D(vehshop.delivery.truckSpawnLocation.x, vehshop.delivery.truckSpawnLocation.y, vehshop.delivery.truckSpawnLocation.z+0.3, Config.InteractionHandler.deliver_text)
                    end
                    if Config.InteractionHandler.marker then
                        DrawMarker(39, vehshop.delivery.truckSpawnLocation.x, vehshop.delivery.truckSpawnLocation.y, vehshop.delivery.truckSpawnLocation.z-0.1, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 1.5, 1.5, 1.5, markerData.r, markerData.g, markerData.b, markerData.a, false, false, 0, true, false, false, false)
                    end
                    if not isTextUiOpen and Config.InteractionHandler.codemtextui.enable then
                        isTextUiOpen = true
                        exports["codem-textui"]:OpenTextUI(Config.InteractionHandler.deliver_text, Config.InteractionHandler.codemtextui.keytext, Config.InteractionHandler.codemtextui.theme)
                    end
                    if not isTextUiOpen and Config.InteractionHandler.okoktextui.enable then
                        isTextUiOpen = true
                        exports['okokTextUI']:Open(Config.InteractionHandler.deliver_text, Config.InteractionHandler.okoktextui.color, Config.InteractionHandler.okoktextui.position)
                    end
                    if not isTextUiOpen and Config.InteractionHandler.ethTextUI.enable then
                        isTextUiOpen = true
                        exports['eth-textUi']:Show('', Config.InteractionHandler.deliver_text)
                    end
                    if not isTextUiOpen and Config.InteractionHandler.qb_textui.enable then
                        isTextUiOpen = true
                        TriggerEvent('qb-core:client:DrawText', Config.InteractionHandler.deliver_text, 'left')
                    end
                    if not isTextUiOpen and Config.InteractionHandler.esx_textui.enable then
                        isTextUiOpen = true
                        TriggerEvent('ESX:TextUI', Config.InteractionHandler.deliver_text)
                    end
                    if IsControlJustPressed(0, Config.InteractionHandler.openKey) then
                        CreateNotification(Config.Notifications.delivered_vehicle.message, Config.Notifications.delivered_vehicle.type)
                        TriggerServerEvent('codem-vehicleshop:DeliverOrders', selectedDelivery)
                        selectedDelivery = false
                        CreateThread(function()
                            TaskLeaveAnyVehicle(ped, 0, 0)
                            RemoveBlip(truckDestinationBlip)
                            RemoveBlip(vehicleBlip)
                            if isTextUiOpen and Config.InteractionHandler.codemtextui.enable then
                                exports["codem-textui"]:CloseTextUI()
                                isTextUiOpen = false
                            end
                            if isTextUiOpen and Config.InteractionHandler.okoktextui.enable then
                                exports['okokTextUI']:Close()
                                isTextUiOpen = false
                            end
                            if isTextUiOpen and Config.InteractionHandler.ethTextUI.enable then
                                exports['eth-textUi']:Close()
                                isTextUiOpen = false
                            end
                            if isTextUiOpen and Config.InteractionHandler.esx_textui.enable then
                                TriggerEvent('ESX:HideUI')
                                isTextUiOpen = false
                            end
                            if isTextUiOpen and Config.InteractionHandler.qb_textui.enable then
                                TriggerEvent('qb-core:client:HideText')
                                isTextUiOpen = false
                            end
                            Wait(10000)
                            DeleteEntity(trailer)
                            DeleteEntity(veh)
                        end)
                    end
                else
                    if isTextUiOpen and Config.InteractionHandler.codemtextui.enable then
                        exports["codem-textui"]:CloseTextUI()
                        isTextUiOpen = false
                    end
                    if isTextUiOpen and Config.InteractionHandler.okoktextui.enable then
                        exports['okokTextUI']:Close()
                        isTextUiOpen = false
                    end
                    if isTextUiOpen and Config.InteractionHandler.ethTextUI.enable then
                        exports['eth-textUi']:Close()
                        isTextUiOpen = false
                    end
                    if isTextUiOpen and Config.InteractionHandler.esx_textui.enable then
                        TriggerEvent('ESX:HideUI')
                        isTextUiOpen = false
                    end
                    if isTextUiOpen and Config.InteractionHandler.qb_textui.enable then
                        TriggerEvent('qb-core:client:HideText')
                        isTextUiOpen = false
                    end
                end
            end 
            Wait(cd)
        end
    end 
end