Gonna move to server authority

Assets/Mirror/Examples/Tanks/Scripts/FaceCamera.cs

@@ -0,0 +1,14 @@
+// Useful for Text Meshes that should face the camera.
+using UnityEngine;
+
+namespace Mirror.Examples.Tanks
+{
+    public class FaceCamera : MonoBehaviour
+    {
+        // LateUpdate so that all camera updates are finished.
+        void LateUpdate()
+        {
+            transform.forward = Camera.main.transform.forward;
+        }
+    }
+}

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@@ -0,0 +1,3 @@
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Assets/Mirror/Examples/Tanks/Scripts/Projectile.cs

@@ -1,38 +1,38 @@
-using UnityEngine;
-
-namespace Mirror.Examples.Tanks
-{
-    public class Projectile : NetworkBehaviour
-    {
-        public float destroyAfter = 5;
-        public Rigidbody rigidBody;
-        public float force = 1000;
-
-        public override void OnStartServer()
-        {
-            Invoke(nameof(DestroySelf), destroyAfter);
-        }
-
-        // set velocity for server and client. this way we don't have to sync the
-        // position, because both the server and the client simulate it.
-        void Start()
-        {
-            rigidBody.AddForce(transform.forward * force);
-        }
-
-        // destroy for everyone on the server
-        [Server]
-        void DestroySelf()
-        {
-            NetworkServer.Destroy(gameObject);
-        }
-
-        // ServerCallback because we don't want a warning if OnTriggerEnter is
-        // called on the client
-        [ServerCallback]
-        void OnTriggerEnter(Collider co)
-        {
-            NetworkServer.Destroy(gameObject);
-        }
-    }
-}
+using UnityEngine;
+
+namespace Mirror.Examples.Tanks
+{
+    public class Projectile : NetworkBehaviour
+    {
+        public float destroyAfter = 5;
+        public Rigidbody rigidBody;
+        public float force = 1000;
+
+        public override void OnStartServer()
+        {
+            Invoke(nameof(DestroySelf), destroyAfter);
+        }
+
+        // set velocity for server and client. this way we don't have to sync the
+        // position, because both the server and the client simulate it.
+        void Start()
+        {
+            rigidBody.AddForce(transform.forward * force);
+        }
+
+        // destroy for everyone on the server
+        [Server]
+        void DestroySelf()
+        {
+            NetworkServer.Destroy(gameObject);
+        }
+
+        // ServerCallback because we don't want a warning if OnTriggerEnter is
+        // called on the client
+        [ServerCallback]
+        void OnTriggerEnter(Collider co)
+        {
+            NetworkServer.Destroy(gameObject);
+        }
+    }
+}

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Assets/Mirror/Examples/Tanks/Scripts/Tank.cs

@@ -1,58 +1,78 @@
-using UnityEngine;
-using UnityEngine.AI;
-
-namespace Mirror.Examples.Tanks
-{
-    public class Tank : NetworkBehaviour
-    {
-        [Header("Components")]
-        public NavMeshAgent agent;
-        public Animator animator;
-
-        [Header("Movement")]
-        public float rotationSpeed = 100;
-
-        [Header("Firing")]
-        public KeyCode shootKey = KeyCode.Space;
-        public GameObject projectilePrefab;
-        public Transform projectileMount;
-
-        void Update()
-        {
-            // movement for local player
-            if (!isLocalPlayer) return;
-
-            // rotate
-            float horizontal = Input.GetAxis("Horizontal");
-            transform.Rotate(0, horizontal * rotationSpeed * Time.deltaTime, 0);
-
-            // move
-            float vertical = Input.GetAxis("Vertical");
-            Vector3 forward = transform.TransformDirection(Vector3.forward);
-            agent.velocity = forward * Mathf.Max(vertical, 0) * agent.speed;
-            animator.SetBool("Moving", agent.velocity != Vector3.zero);
-
-            // shoot
-            if (Input.GetKeyDown(shootKey))
-            {
-                CmdFire();
-            }
-        }
-
-        // this is called on the server
-        [Command]
-        void CmdFire()
-        {
-            GameObject projectile = Instantiate(projectilePrefab, projectileMount.position, transform.rotation);
-            NetworkServer.Spawn(projectile);
-            RpcOnFire();
-        }
-
-        // this is called on the tank that fired for all observers
-        [ClientRpc]
-        void RpcOnFire()
-        {
-            animator.SetTrigger("Shoot");
-        }
-    }
-}
+using UnityEngine;
+using UnityEngine.AI;
+
+namespace Mirror.Examples.Tanks
+{
+    public class Tank : NetworkBehaviour
+    {
+        [Header("Components")]
+        public NavMeshAgent agent;
+        public Animator animator;
+        public TextMesh healthBar;
+
+        [Header("Movement")]
+        public float rotationSpeed = 100;
+
+        [Header("Firing")]
+        public KeyCode shootKey = KeyCode.Space;
+        public GameObject projectilePrefab;
+        public Transform projectileMount;
+
+        [Header("Stats")]
+        [SyncVar] public int health = 4;
+
+        void Update()
+        {
+            // always update health bar.
+            // (SyncVar hook would only update on clients, not on server)
+            healthBar.text = new string('-', health);
+
+            // movement for local player
+            if (isLocalPlayer)
+            {
+                // rotate
+                float horizontal = Input.GetAxis("Horizontal");
+                transform.Rotate(0, horizontal * rotationSpeed * Time.deltaTime, 0);
+
+                // move
+                float vertical = Input.GetAxis("Vertical");
+                Vector3 forward = transform.TransformDirection(Vector3.forward);
+                agent.velocity = forward * Mathf.Max(vertical, 0) * agent.speed;
+                animator.SetBool("Moving", agent.velocity != Vector3.zero);
+
+                // shoot
+                if (Input.GetKeyDown(shootKey))
+                {
+                    CmdFire();
+                }
+            }
+        }
+
+        // this is called on the server
+        [Command]
+        void CmdFire()
+        {
+            GameObject projectile = Instantiate(projectilePrefab, projectileMount.position, transform.rotation);
+            NetworkServer.Spawn(projectile);
+            RpcOnFire();
+        }
+
+        // this is called on the tank that fired for all observers
+        [ClientRpc]
+        void RpcOnFire()
+        {
+            animator.SetTrigger("Shoot");
+        }
+
+        [ServerCallback]
+        void OnTriggerEnter(Collider other)
+        {
+            if (other.GetComponent<Projectile>() != null)
+            {
+                --health;
+                if (health == 0)
+                    NetworkServer.Destroy(gameObject);
+            }
+        }
+    }
+}

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