added gamescreen UI and simple start menu

Assets/Darkmatter/Code/Presentation/Player/PlayerMotor.cs

@@ -4,6 +4,7 @@ using System;
 using System.Collections;
 using UnityEngine;
 using UnityEngine.Animations.Rigging;
+using UnityEngine.SceneManagement;
 using VContainer;
 
 namespace Darkmatter.Presentation
@@ -21,6 +22,8 @@ namespace Darkmatter.Presentation
         private float verticalVelocity;
         public bool isGrounded => IsOnGround();
 
+        public float Health { get; set; } = 100;
+
         [Header("GroundCheckSensorSetting")]
         public float groundOffset;
         public float groundCheckRadius;
@@ -29,6 +32,13 @@ namespace Darkmatter.Presentation
         [Header("TurnSetting")]
         public float turnSpeed = 5f;
         [Inject] private PlayerConfigSO playerConfig;
+        [Inject] private IPlayerAnim PlayerAnim;
+        [Inject] private IGameScreenController gameScreenController;
+        [Inject] private IInputReader inputReader;
+
+        public event Action<float> OnHealthDecreased;
+
+        private bool isDead=false;
 
         private void Start()
         {
@@ -81,6 +91,40 @@ namespace Darkmatter.Presentation
             Vector3 groundPos = transform.position + Vector3.down * groundOffset;
             Gizmos.DrawWireSphere(groundPos, groundCheckRadius);
         }
+        float damageCooldown = 1f;
+        float lastHitTime;
+
+        private void OnTriggerEnter(Collider other)
+        {
+            if(other.CompareTag("Enemy")&& !isDead)
+            {
+                TakeDamage(10);
+            }
+        }
+
+        public void TakeDamage(float damage)
+        {
+            Health-=damage;
+            if(Health<=0)
+            {
+                Die();
+            }
+            gameScreenController.ShowPlayerHealth((int)Health);
+        }
+
+        public void Die()
+        {
+            isDead = true;
+            PlayerAnim.PlayDeadAnim();
+            inputReader.DisableInput();
+            Invoke("GameOver", 4f);
+        }
+
+        private void GameOver()
+        {
+            gameScreenController.ShowGameOverText();
+            
+        }
     }