aha

Assets/Mirror/Examples/_Common/Controllers/TankController/TankHealth.cs

@@ -0,0 +1,83 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace Mirror.Examples.Common.Controllers.Tank
+{
+    [AddComponentMenu("")]
+    [DisallowMultipleComponent]
+    public class TankHealth : NetworkBehaviour
+    {
+        [Header("Components")]
+        public TextMesh healthBar;
+
+        [Header("Stats")]
+        public byte maxHealth = 5;
+        [SyncVar(hook = nameof(OnHealthChanged))]
+        public byte health = 5;
+
+        [Header("Respawn")]
+        public bool respawn = true;
+        public byte respawnTime = 3;
+
+        void OnHealthChanged(byte oldHealth, byte newHealth)
+        {
+            healthBar.text = new string('-', newHealth);
+
+            if (newHealth >= maxHealth)
+                healthBar.color = Color.green;
+            if (newHealth < 4)
+                healthBar.color = Color.yellow;
+            if (newHealth < 2)
+                healthBar.color = Color.red;
+            if (newHealth < 1)
+                healthBar.color = Color.black;
+        }
+
+        #region Unity Callbacks
+
+        protected override void OnValidate()
+        {
+            // Skip if Editor is in Play mode
+            if (Application.isPlaying) return;
+
+            base.OnValidate();
+            Reset();
+        }
+
+        public void Reset()
+        {
+            if (healthBar == null)
+                healthBar = transform.Find("HealthBar").GetComponent<TextMesh>();
+        }
+
+        #endregion
+
+        public override void OnStartServer()
+        {
+            health = maxHealth;
+        }
+
+        [ServerCallback]
+        public void TakeDamage(byte damage)
+        {
+            // Skip if health is already 0
+            if (health == 0) return;
+
+            if (damage > health)
+                health = 0;
+            else
+                health -= damage;
+
+            if (health == 0)
+            {
+                if (connectionToClient != null)
+                    Respawn.RespawnPlayer(respawn, respawnTime, connectionToClient);
+                else if (netIdentity.sceneId != 0)
+                    NetworkServer.UnSpawn(gameObject);
+                else
+                    Destroy(gameObject);
+            }
+        }
+    }
+}