ProjectBackup/C#/FiveM/CardealerClient/Exhibits/ExhibitCar.cs

using System;
using System.Threading;
using System.Threading.Tasks;
using CitizenFX.Core;
using static CitizenFX.Core.Native.API;
using Nexd.ESX.Client;

namespace CardealerClient.Exhibits {
    public class ExhibitCar {
        public int Vehicle { get; set; }
        public Exhibit Exhibit { get; set; }
        public VehicleData Data { get; set; }
        public bool TestDrive { get; set; }

        public ExhibitCar(dynamic data) {
            Vehicle = 0;
            Exhibit = Config.CarSlots[0];
            Data = new VehicleData(data);
            TestDrive = false;
        }
        public ExhibitCar() {}

        public ExhibitCar(Exhibit exhibit, VehicleData data) {
            Vehicle = 0;
            Exhibit = exhibit;
            Data = data;
            TestDrive = false;
        }

        public async void Spawn() {
            int vehicle = await CarDealer.SpawnVehicle(Convert.ToInt32(Data.Properties.Raw.model), Config.ToVector(Exhibit.Location), Exhibit.Location.W, true);
            Vehicle veh = new Vehicle(vehicle);
            ESX.Game.SetVehicleProperties(veh, Data.Properties);
            SetVehicleNumberPlateText(vehicle, Data.Properties.plate);
            SetEntityInvincible(vehicle, true);
            SetVehicleDoorsLocked(vehicle, 2);
            FreezeEntityPosition(vehicle, true);
            SetVehicleOnGroundProperly(vehicle);
            BaseScript.TriggerServerEvent("ls:mainCheck", Data.Properties.plate, vehicle, true);

            /*CarDealer.RealExhibitCars[Exhibit.Slot] = new ExhibitCar()
                { Vehicle = vehicle, Exhibit = Exhibit, Data = Data, TestDrive = TestDrive };*/
            Vehicle = vehicle;
            BaseScript.TriggerEvent("cardealer:getCarName", Data.Properties.Raw.model, new Action<dynamic>((name => {
                CarDealer.CarNames[Exhibit.Slot] = Convert.ToString(name);
            })));
        }

        public void Despawn() {
            ESX.Game.DeleteVehicle(Vehicle.ToString());
            CarDealer.RealExhibitCars[Exhibit.Slot] = null;
            CarDealer.SlotReady[Exhibit.Slot] = false;
        }

        public async void StartTestDrive() {
            BaseScript.TriggerServerEvent("cardealer:testDrive", Exhibit.Slot, true);
            Vector3 lastPosition = GetEntityCoords(GetPlayerPed(-1), IsDecalAlive(GetPlayerPed(-1)));
            Vector3 spawnCoords = Config.ToVector(Config.TestDriveLocation);
            bool testDrive = true;

            int vehicle = await CarDealer.SpawnVehicle(Data.Properties.Raw.model, spawnCoords, Config.TestDriveLocation.W);
            ESX.Game.SetVehicleProperties(new Vehicle(vehicle), Data.Properties);
            SetVehicleOnGroundProperly(vehicle);
            SetVehicleEngineHealth(vehicle, 1000);
            SetVehicleFixed(vehicle);
            SetVehicleDirtLevel(vehicle, 0);
            SetVehicleDoorsLocked(vehicle, 1);
            TaskWarpPedIntoVehicle(GetPlayerPed(-1), vehicle, -1);
            SetPlayerCanDoDriveBy(PlayerId(), false);
            BaseScript.TriggerEvent("craftix:refuelVehicle", vehicle);
            BaseScript.TriggerEvent("crafix:dontCheckVehicle", vehicle);

            Func<Task> handler = async () => {
                if (!testDrive) return;
                
                if (IsControlJustReleased(0, 75)) {
                    testDrive = false;
                    SetPlayerCanDoDriveBy(PlayerId(), true);
                    ESX.Game.DeleteVehicle(vehicle.ToString());
                    SetEntityCoords(GetPlayerPed(-1), lastPosition.X, lastPosition.Y, lastPosition.Z, true, false, false, false);
                    BaseScript.TriggerServerEvent("cardealer:testDrive", Exhibit.Slot, false);
                }
            };
            CarDealer.AddTickHandler(handler);

            await BaseScript.Delay(Config.TestDriveTime);
            CarDealer.RemoveTickHandler(handler);
            if (testDrive) {
                testDrive = false;
                SetPlayerCanDoDriveBy(PlayerId(), true);
                ESX.Game.DeleteVehicle(vehicle.ToString());
                SetEntityCoords(GetPlayerPed(-1), lastPosition.X, lastPosition.Y, lastPosition.Z, true, false, false, false);
                BaseScript.TriggerServerEvent("cardealer:testDrive", Exhibit.Slot, false);
            }
        }

        public void SetTestDrive(bool value) {
            TestDrive = value;
            
            if (TestDrive && Vehicle != 0)
                ESX.Game.DeleteVehicle(Vehicle.ToString());
            else if (!TestDrive)
                Spawn();
            
            CarDealer.SlotReady[Exhibit.Slot] = true;
        }

        public async void Buy() {
            if (!await CarDealer.DisplayConfirmationDialog("Möchtest du dieses Fahrzeug wirklich kaufen?")) return;
            
            bool permitted = await CarDealer.ServerCallback("cardealer:checkMoney", Data.Price);
            if (!permitted) {
                CarDealer.Notify("Du hast nicht genügend Geld!", "error");
                return;
            }
            
            BaseScript.TriggerServerEvent("cardealer:transaction", Data.Owner, Data.Price);
            Data.Delete();

            int vehicle = await CarDealer.SpawnVehicle(Data.Properties.Raw.model,  Config.ToVector(Config.SpawnLocation), Config.SpawnLocation.W);
            ESX.Game.SetVehicleProperties(new Vehicle(vehicle), Data.Properties);
            SetVehicleNumberPlateText(vehicle, Data.Properties.plate);
            SetVehicleEngineHealth(vehicle, 1000);
            SetVehicleFixed(vehicle);
            SetVehicleDirtLevel(vehicle, 0);
            TaskWarpPedIntoVehicle(GetPlayerPed(-1), vehicle, -1);
            BaseScript.TriggerEvent("craftix:refuelVehicle", vehicle);
            BaseScript.TriggerServerEvent("esx_vehicleshop:setVehicleOwned", ESX.Game.Raw.GetVehicleProperties(vehicle));
        }
        
        

        public static void RepairVehicles() {
            foreach (var car in CarDealer.RealExhibitCars) {
                if (car is null || car.TestDrive) continue;
                int vehicle = car.Vehicle;
                
                SetVehicleEngineHealth(vehicle, 1000);
                SetVehicleEngineOn(vehicle, false, false, true);
                SetVehicleFixed(vehicle);
                SetVehicleDirtLevel(vehicle, 0);
            }
        }
    }

}