Update 07.12.2022

C#/FiveM/TaxiJob/TaxiJob.Client/Handler/NpcTaxiHandler.cs

@@ -0,0 +1,146 @@
+using System;
+using CitizenFX.Core;
+using CitizenFX.Core.Native;
+using CitizenFX.Core.UI;
+using TaxiJob.Client.Extensions;
+
+namespace TaxiJob.Client.Handler {
+    public static class NpcTaxiHandler {
+        public static bool IsCustomer;
+        private static Vehicle _taxi;
+        private static Blip _blip;
+        private static Ped _driver;
+
+        private static bool _arrived;
+        private static bool _hasDestination;
+        private static Vector3 _destination;
+        private static bool _atDestination;
+        private static int _lastUpdate;
+        private static Vector3 _lastPosition;
+        private static bool _pause;
+
+        public static async void StartNpcJob() {
+            if (IsCustomer) return;
+            await BaseScript.Delay(5000);
+            Notify.Info("Ein Taxi ist auf dem Weg zu ihnen!");
+            var spawn = GetDistantSpawn(700);
+            
+            // Spawn Taxi
+            var model = (Model)VehicleHash.Taxi;
+            await model.Load();
+            _taxi = await World.CreateVehicle(model, spawn.ToVector3(), spawn.W);
+            _taxi.Mods.LicensePlate = await TaxiJob.GeneratePlate();
+            _taxi.AsMissionEntry();
+            TaxiJob.SetFuel(_taxi, 100.0f);
+            
+            // Blip
+            _blip = new Blip(API.AddBlipForEntity(_taxi.Handle));
+            _blip.Sprite = (BlipSprite)198;
+            _blip.Color = BlipColor.Yellow;
+            _blip.Name = "Taxi";
+            
+            // Driver
+            model = new Model(-573920724);
+            await model.Load();
+            _driver = await World.CreatePed(model, spawn.ToVector3());
+            _driver.SetIntoVehicle(_taxi, VehicleSeat.Driver);
+            _driver.CanBeTargetted = false;
+            _driver.AsMissionEntry();
+            
+            // Drive to Player
+            _driver.Task.DriveTo(_taxi, World.GetNextPositionOnStreet(Game.PlayerPed.Position), 10f, 20f, 262975);
+            Taximeter.Reset();
+            _lastPosition = _taxi.Position;
+            Taximeter.Pause(false);
+            _arrived = false;
+            _pause = false;
+            IsCustomer = true;
+        }
+
+        public static void OnTick() {
+            if (!_driver.IsInVehicle(_taxi)) {
+                TaxiJob.SetFuel(_taxi, 0.0f);
+                IsCustomer = false;
+                _blip?.Delete();
+                _blip = null;
+                Taximeter.Reset();
+            }
+            
+            if (!_arrived && Game.PlayerPed.IsInVehicle(_taxi)) {
+                _arrived = true;
+                _atDestination = false;
+                _hasDestination = false;
+                _driver.PlayAmbientSpeech("GENERIC_HI");
+                _blip?.Delete();
+                _blip = null;
+                Taximeter.SetVisible(true);
+            }
+
+            if (_arrived && !_hasDestination && World.WaypointPosition != Vector3.Zero) {
+                _hasDestination = true;
+                _destination = World.GetNextPositionOnStreet(World.WaypointPosition);
+                _driver.Task.DriveTo(_taxi, _destination, 10f, 20f, 262975);
+            }
+
+            if (_hasDestination && !_atDestination && World.GetDistance(_taxi.Position, _destination) <= 10.5f && !Game.PlayerPed.IsInVehicle(_taxi)) {
+                _atDestination = true;
+                
+                var price = (int)Math.Round(Convert.ToSingle(Taximeter.Attributes.CurrentFare) + 0.5f);
+                BaseScript.TriggerServerEvent("taxijob:server:bill", price, Game.Player.ServerId);
+                
+                Taximeter.Reset();
+            }
+
+            if (_atDestination && World.GetDistance(_taxi.Position, Game.PlayerPed.Position) >= 5) {
+                _taxi.MarkAsNoLongerNeeded();
+                _driver.MarkAsNoLongerNeeded();
+
+                _hasDestination = false;
+                _destination = Vector3.Zero;
+                _atDestination = false;
+                _taxi = null;
+                _driver = null;
+                IsCustomer = false;
+            }
+
+            var current = Game.GameTime;
+            if (current - _lastUpdate >= 2000) {
+                _lastUpdate = current;
+                Taximeter.CalculatePrice(_lastPosition, _taxi.Position);
+                _lastPosition = _taxi.Position;
+            }
+            
+            if (!(_hasDestination && !_atDestination)) return;
+            
+            Screen.DisplayHelpTextThisFrame("Drücke ~INPUT_VEH_SHUFFLE~ um die Fahrt " + (_pause ? "fortzusetzen" : "zu pausieren"));
+            if (Game.IsControlJustReleased(0, Control.VehicleShuffle)) {
+                if (_pause) {
+                    if (World.WaypointPosition != Vector3.Zero) _destination = World.GetNextPositionOnStreet(World.WaypointPosition);
+                    _driver?.Task.DriveTo(_taxi, _destination, 10f, 20f, 262975);
+                }
+                else {
+                    _driver?.Task.DriveTo(_taxi, _taxi.Position + (_taxi.ForwardVector * 20f), 10f, 5f, 262975);
+                }
+                _pause = !_pause;
+            }
+
+            if (!Game.PlayerPed.IsInVehicle(_taxi)) {
+                _atDestination = true;
+                
+                var price = (int)Math.Round(Convert.ToSingle(Taximeter.Attributes.CurrentFare) + 0.5f);
+                BaseScript.TriggerServerEvent("taxijob:server:bill", price, Game.Player.ServerId);
+                
+                Taximeter.Reset();
+            }
+        }
+
+        private static Vector4 GetDistantSpawn(int distance) {
+            Vector3 player = Game.PlayerPed.Position;
+            Vector3 location = Vector3.Zero;
+            float heading = 0f;
+            int unused = 0;
+            API.GetNthClosestVehicleNodeWithHeading(player.X, player.Y, player.Z, distance, ref location, ref heading, ref unused, 9, 3.0f, 2.5f);
+            return new Vector4(location, heading);
+        }
+    }
+}