[Update] Update GameController logic to use events

MissileCommander/Assets/Scenes/SampleScene.unity

@@ -203,3 +203,48 @@ Transform:
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MissileCommander/Assets/_Scripts/BulletLauncher.cs

@@ -1,32 +1,12 @@
-using System;
-using UnityEngine;
+using UnityEngine;
 
 namespace MissileCommander
 {
     public class BulletLauncher : MonoBehaviour
     {
-        private IGameController _controller;
-
-
-        public void SetGameController(IGameController controller)
+        public void OnFireButtonPressed(Vector3 position)
         {
-            _controller = controller;
+            Debug.Log(position);
         }
-
-        private void Update()
-        {
-            if (_controller != null)
-            {
-                if (_controller.FireButtonPressed())
-                {
-                    Debug.Log("Bullet Fired!");
-                }
-            }
-            else
-            {
-                Debug.Log("GameController is null!");
-            }
-        }
-
     }
 }

MissileCommander/Assets/_Scripts/GameManager.cs

@@ -5,7 +5,6 @@
  *     2. Create instance of any GameController Class and assign it to BulletLauncher.
  * ===================================================================================*/
 
-using System;
 using UnityEngine;
 
 namespace MissileCommander
@@ -18,7 +17,9 @@ public class GameManager : MonoBehaviour
         private void Awake()
         {
             _launcher = Instantiate(launcherPrefab);
-            _launcher.SetGameController(new MouseGameController());
+
+            MouseGameController mouseController = gameObject.AddComponent<MouseGameController>();
+            mouseController.FireButtonPressed += _launcher.OnFireButtonPressed;
         }
     }
 }

MissileCommander/Assets/_Scripts/IGameController.cs

@@ -2,6 +2,5 @@
 {
     public interface IGameController
     {
-        bool FireButtonPressed();
     }
 }

MissileCommander/Assets/_Scripts/KeyGameController.cs

@@ -1,14 +1,20 @@
-using UnityEngine;
+using System;
+using UnityEngine;
 
 namespace MissileCommander
 {
-    public class KeyGameController : IGameController
+    [Obsolete]
+    public class KeyGameController : MonoBehaviour, IGameController
     {
-        private KeyCode _fireButton = KeyCode.Space;
-
-        public bool FireButtonPressed()
+        [SerializeField] private KeyCode fireButton = KeyCode.Space;
+        public event Action FireButtonPressed = delegate {  };
+
+        private void Update()
         {
-            return Input.GetKeyDown(_fireButton);
+            if (Input.GetKeyDown(fireButton))
+            {
+                FireButtonPressed();
+            }
         }
     }
 }

MissileCommander/Assets/_Scripts/MouseGameController.cs

@@ -1,12 +1,31 @@
-using UnityEngine;
+using System;
+using UnityEngine;
 
 namespace MissileCommander
 {
-    public class MouseGameController : IGameController
+    public class MouseGameController : MonoBehaviour, IGameController
     {
-        public bool FireButtonPressed()
+        private Camera _mainCamera;
+        public event Action<Vector3> FireButtonPressed = delegate {  };
+
+        private void Awake()
+        {
+            _mainCamera = Camera.main != null ? Camera.main : FindObjectOfType<Camera>();
+        }
+
+        private void Update()
+        {
+            if (Input.GetMouseButtonDown(0))
+            {
+                FireButtonPressed(GetClickPosition(Input.mousePosition));
+            }
+        }
+
+        private Vector3 GetClickPosition(Vector3 mousePosition)
         {
-            return Input.GetMouseButtonDown(0);
+            Vector3 worldPos = _mainCamera.ScreenToWorldPoint(mousePosition);
+            worldPos.z = 0f;
+            return worldPos;
         }
     }
 }