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Assets/Mirror/Examples/TankTheftAuto/Scripts/TankAuthority.cs

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+using System.Collections.Generic;
+using UnityEngine;
+using Mirror.Examples.Common.Controllers.Tank;
+using Mirror.Examples.Common;
+using System.Collections;
+
+namespace Mirror.Examples.TankTheftAuto
+{
+    [AddComponentMenu("")]
+    [DisallowMultipleComponent]
+    public class TankAuthority : NetworkBehaviour
+    {
+        [Header("Components")]
+        public GameObject triggerUI;
+        public TankTurretBase tankTurret;
+        public GameObject tankTrigger;
+
+        [SyncVar(hook = nameof(OnIsControlledChanged))]
+        public bool isControlled;
+
+        void OnIsControlledChanged(bool _, bool newValue)
+        {
+            tankTrigger.SetActive(!newValue);
+        }
+
+        protected override void OnValidate()
+        {
+            if (Application.isPlaying) return;
+
+            base.OnValidate();
+            Reset();
+        }
+
+        void Reset()
+        {
+            if (triggerUI == null)
+                triggerUI = transform.Find("TriggerUI").gameObject;
+
+            if (tankTrigger == null)
+                tankTrigger = transform.Find("TankTrigger").gameObject;
+
+            if (tankTurret == null)
+                tankTurret = GetComponent<TankTurretBase>();
+
+            triggerUI.SetActive(false);
+        }
+
+        [ClientCallback]
+        void Update()
+        {
+            if (triggerUI.activeSelf && Input.GetKeyDown(KeyCode.C))
+                CmdTakeControl();
+
+            if (isOwned && Input.GetKeyDown(KeyCode.X))
+                CmdReleaseControl();
+        }
+
+        void OnTriggerEnter(Collider other)
+        {
+            if (!isClient || !other.gameObject.CompareTag("Player")) return;
+
+            if (other.TryGetComponent(out NetworkIdentity networkIdentity))
+                if (networkIdentity == NetworkClient.localPlayer)
+                    triggerUI.SetActive(true);
+        }
+
+        void OnTriggerExit(Collider other)
+        {
+            if (!isClient || !other.gameObject.CompareTag("Player")) return;
+
+            if (other.TryGetComponent(out NetworkIdentity networkIdentity))
+                if (networkIdentity == NetworkClient.localPlayer)
+                    triggerUI.SetActive(false);
+        }
+
+        [Command(requiresAuthority = false)]
+        void CmdTakeControl(NetworkConnectionToClient conn = null)
+        {
+            // someone else is already controlling this tank
+            if (connectionToClient != null)
+            {
+                Debug.LogWarning("Someone else is already controlling this tank");
+                return;
+            }
+
+            // cache the regular player object
+            conn.authenticationData = conn.identity.gameObject;
+
+            // set the color to match the player
+            if (conn.identity.TryGetComponent(out RandomColor randomColor))
+                tankTurret.playerColor = randomColor.color;
+
+            isControlled = true;
+
+            NetworkServer.ReplacePlayerForConnection(conn, gameObject, ReplacePlayerOptions.Unspawn);
+        }
+
+        [Command]
+        void CmdReleaseControl()
+        {
+            // get the regular player object
+            if (connectionToClient.authenticationData is GameObject player)
+            {
+                // Set pos and rot to match the tank, plus 3m offset to the right plus 1m up
+                // because character controller pivot is at the center, not at the bottom.
+                Vector3 pos = transform.position + transform.right * 3 + Vector3.up;
+                player.transform.SetPositionAndRotation(pos, transform.rotation);
+
+                // set the player object back to the player
+                isControlled = false;
+                tankTurret.playerColor = Color.black;
+
+                // clear the player object
+                connectionToClient.authenticationData = null;
+
+                NetworkServer.ReplacePlayerForConnection(connectionToClient, player, ReplacePlayerOptions.KeepActive);
+            }
+        }
+
+        public override void OnStartAuthority()
+        {
+            if (triggerUI.TryGetComponent(out TextMesh textMesh))
+                textMesh.text = "Press 'X' to release control";
+        }
+
+        public override void OnStopAuthority()
+        {
+            if (triggerUI.TryGetComponent(out TextMesh textMesh))
+                textMesh.text = "Press 'C' to take control";
+        }
+
+        public override void OnStartClient()
+        {
+            tankTrigger.SetActive(!isControlled);
+        }
+
+        public override void OnStopClient()
+        {
+            triggerUI.SetActive(false);
+            tankTrigger.SetActive(true);
+        }
+    }
+}

Assets/Mirror/Examples/TankTheftAuto/Scripts/TankAuthority.cs.meta

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+  uploadId: 736421

Assets/Mirror/Examples/TankTheftAuto/Scripts/TankTheftAutoNetMan.cs

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+using Mirror.Examples.Common.Controllers.Tank;
+using UnityEngine;
+
+namespace Mirror.Examples.TankTheftAuto
+{
+    [AddComponentMenu("")]
+    public class TankTheftAutoNetMan : NetworkManager
+    {
+        public override void OnServerDisconnect(NetworkConnectionToClient conn)
+        {
+            // If the client was driving a tank, destroy the cached player object
+            if (conn.authenticationData is GameObject player)
+                NetworkServer.Destroy(player);
+
+            if (conn.identity != null)
+            {
+                if (conn.identity.TryGetComponent(out TankTurretBase tankTurret))
+                    tankTurret.playerColor = Color.black;
+
+                if (conn.identity.TryGetComponent(out TankAuthority tankAuthority))
+                {
+                    tankAuthority.isControlled = false;
+                    NetworkServer.RemovePlayerForConnection(conn, RemovePlayerOptions.KeepActive);
+                }
+            }
+
+            base.OnServerDisconnect(conn);
+        }
+    }
+}

Assets/Mirror/Examples/TankTheftAuto/Scripts/TankTheftAutoNetMan.cs.meta

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+  uploadId: 736421