protection against getting carried off after being hit

Assets/Scripts/CameraController.cs

@@ -0,0 +1,18 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class CameraController : MonoBehaviour
+{
+    // Start is called before the first frame update
+    void Start()
+    {
+        
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+        
+    }
+}

Assets/Scripts/CameraController.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 3af27df6293e26441a12156d57c150b6
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Scripts/EnemySpawner.cs

@@ -6,7 +6,7 @@ public class EnemySpawner : MonoBehaviour
     public GameObject enemyPrefab; // Reference to the enemy prefab
     public float spawnInterval = 3f; // Time between each spawn (in seconds)
     public float enemyLifetime = 5f; // Time before the enemy is destroyed (in seconds)
-    public Vector3 spawnPosition = new Vector3(0f, 0.6f, 0f); // Position to spawn enemies
+    public Vector3 spawnPosition = new Vector3(50f, 0.6f, 50f); // Position to spawn enemies
 
     void Start()
     {

Assets/Scripts/PlayerController.cs

@@ -13,36 +13,34 @@ public class PlayerController : MonoBehaviour
     public KeyCode backwardKey = KeyCode.S;
     public KeyCode leftKey = KeyCode.A;
     public KeyCode rightKey = KeyCode.D;
+    public KeyCode dashKey = KeyCode.LeftShift;
 
     [Header("Speed")]
     public float speed = 5;
-    public float curSpeed = 0f;
     public bool canMove = true;
 
     [Header("Dash")]
     public float dashSpeed = 10;
     public float dashDuration = 0.3f;  // Dash duration
     public float dashCooldown = 2f;
-    public KeyCode dashKey = KeyCode.LeftShift;
     public bool canDash = true;
-    public float dashCooldownTimer = 0f;
-    public ParticleSystem particleSystem;
-    public Transform particleTransform;
+    public ParticleSystem dashParticles;
+    public Transform dashParticlesTransform;
 
 
     [Header("Lives")]
     public string enemyTag = "Enemy";
-    public float invulnerabilityTimeSeconds = 0.25f;
+    public float invulnerabilityTime = 0.25f;
+    public bool isInvulnerable = false;
     public int lives = 3;
-    public ParticleSystem bloodParticleSystem;
-
-    [Header("Audio")]
-    public AudioSource metalPipe;
+    public ParticleSystem bloodParticles;
+    public AudioSource damageSound;
 
     [Header("Player Object")]
     public Rigidbody rb;
+    public BoxCollider collision;
+
     
-    private float lastHit = 0f;
 
     void Start()
     {
@@ -59,7 +57,6 @@ public class PlayerController : MonoBehaviour
 
     void Update()
     {
-        curSpeed = speed;
         Vector3 moveDirection = GetPlayerDirection().normalized;
 
         if (Input.GetKey(dashKey) && canDash) 
@@ -69,9 +66,9 @@ public class PlayerController : MonoBehaviour
         else if (canMove)
         {
             rb.velocity = new Vector3(
-                moveDirection.x * curSpeed,
+                moveDirection.x * speed,
                 rb.velocity.y,
-                moveDirection.z * curSpeed
+                moveDirection.z * speed
             );
         }
     }
@@ -83,12 +80,14 @@ public class PlayerController : MonoBehaviour
         Vector3 dashDirection = GetPlayerDirection().normalized;
         rb.velocity = dashDirection * dashSpeed;
 
-        particleSystem.Play();
-        particleTransform.SetLocalPositionAndRotation(dashDirection * -1.5f, particleTransform.localRotation);
+        dashParticles.Play();
+        // Positions the dash particle system behind the player so that they
+        // follow the player in a nice way
+        dashParticlesTransform.SetLocalPositionAndRotation(dashDirection * -1.5f, dashParticlesTransform.localRotation);
 
         yield return new WaitForSeconds(dashDuration);
 
-        particleSystem.Stop();
+        dashParticles.Stop();
 
         rb.velocity = Vector3.zero;
         canMove = true;
@@ -114,15 +113,14 @@ public class PlayerController : MonoBehaviour
     void OnCollisionEnter(Collision collision)
     {
         bool collidedWithEnemy = collision.gameObject.CompareTag(enemyTag);
-        bool isInvulnerable = invulnerabilityTimeSeconds >= Time.time - lastHit;
 
         if (collidedWithEnemy && !isInvulnerable)
         {
-            HandlePlayerHit();
+            StartCoroutine(Hit());
         }
     }
 
-    void HandlePlayerHit()
+    IEnumerator Hit()
     {
         lives--;
         if (lives <= 0)
@@ -130,13 +128,20 @@ public class PlayerController : MonoBehaviour
             ExitGame();
         }
 
-        bloodParticleSystem.Play();
+        bloodParticles.Play();
 
-        lastHit = Time.time;
-        metalPipe.Play(); // Play damage sound effect
+        damageSound.Play();
 
+        rb.isKinematic = true;
+        isInvulnerable = true;
 
-        // Update visual feedback (if any) for losing a life, e.g. hearts
+        yield return new WaitForSeconds(invulnerabilityTime / 2);
+
+        rb.isKinematic = false;
+
+        yield return new WaitForSeconds(invulnerabilityTime / 2);
+
+        isInvulnerable = false;
     }
 
     void ExitGame()